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1

Pina, Cátia, Joana Carvalho, Jorge Caldeira, and Sérgio Félix. "HPLC characterization of two resins used in removable prosthodontics: ProBase® hot and ProBase® cold." Annals of Medicine 51, sup1 (2019): 98. http://dx.doi.org/10.1080/07853890.2018.1562703.

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2

Costa, Marta, Sara Neves, Joana Carvalho, Sofia Arantes-Oliveira, and Sérgio Félix. "In Vitro Comparative Study of Microhardness and Flexural Strength of Acrylic Resins Used in Removable Dentures." Medical Sciences Forum 5, no. 1 (2021): 45. http://dx.doi.org/10.3390/msf2021005045.

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Polymethylmethacrylate is the material of choice for prosthetic bases. Depending on the type of polymerization, acrylic resins may present some mechanical weaknesses that may lead to the failure of a prosthesis. The microhardness and flexural strength of a dental material determine its applicability. The objective of the present investigation was to evaluate the in vitro Knoop microhardness and flexural strength of a thermopolymerizable (Probase Hot) and an autopolymerizable (Probase Cold) resin, according to ISO 20759-1: 2013.
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3

Рузиева, С.С., та Ш. Ж. Хамдамов. "Восстановление небной кости и верхней челюсти после осложнений COVID-19". Multidisciplinary Journal of Science and Technology 5, № 5 (2025): 1507–8. https://doi.org/10.5281/zenodo.15563620.

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Во время пандемии COVID-19 было зарегистрировано значительное количество случаев мукормикоза, многие из которых требовали хирургического вмешательства. Чтобы предотвратить летальный исход, часто удаляли части челюстно-лицевой области, такие как альвеолярный отросток верхней челюсти, нёбо, содержимое глазницы и полость носа. В двух возрастных группах — 16–32 и 43–70 лет — наблюдался рост числа ранее недиагностированных и прогрессирующих дефектов челюстно-лицевой области. В клинике TMA общее число пролеченных пациентов увеличилось на 61,36%, при этом число первичных случа
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4

Meng, Thomas R., and Mark A. Latta. "Physical Properties of Four Acrylic Denture Base Resisns." Journal of Contemporary Dental Practice 6, no. 4 (2005): 93–100. http://dx.doi.org/10.5005/jcdp-6-4-93.

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Abstract Resistance to impact fracture and high flexural strength are desirable properties of denture base acrylics. The purpose of this laboratory study was to determine the Izod impact strength, the flexural strength, the flexural modulus, and the yield distance for four premium denture resins. Bar specimens 86 x 11 x 3 mm of Lucitone 199, Fricke Hi-I, ProBase Hot, and Sledgehammer Maxipack were fabricated following the manufacturer's instructions for heat processing. The bars were surface finished using silicon carbide paper to 600 grit. Ten specimens from three lots of each material were m
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5

Nascimento, Inês, Nuno Rodrigues dos Santos, Vitor Anes, Cristina Bettencourt Neves, and Virgínia Santos. "Effect of Thermal Aging and Chemical Disinfection on the Microhardness and Flexural Strength of Flexible Resins." Applied Sciences 14, no. 1 (2023): 361. http://dx.doi.org/10.3390/app14010361.

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This article examines the effects of thermal aging and chemical disinfection on the microhardness and flexural strength of flexible resins. The influence of the resin type on the mechanical properties was also investigated. Two flexible resins, Deflex Classic SR and Deflex Supra SF, produced by the injection method, and a thermopolymerizable acrylic resin—ProBase Hot, produced by the flasking method, were subjected to 1000 cycles of thermal aging and three chemical disinfection protocols (n = 8), with daily immersion and during a recommended time, in Corega Whitening, Corega Oxygen Bio-Active,
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Maillet, Christina, Serge Odof, Mikaël Meuret, Florian Le Bras, Frédéric Velard, and Marie-Paule Gelle. "Non-Thermal O2 Plasma Efficacy on C. albicans and Its Effect on Denture Base Resin Color." Applied Sciences 11, no. 21 (2021): 10367. http://dx.doi.org/10.3390/app112110367.

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Denture stomatitis is a disease involving C. albicans, which can affect elderly and immuno-compromised people. To avoid any recurrence of this pathology, it is necessary to treat patients regularly and disinfect dentures. However, the denture cleansers’ efficacy is not optimal and often leads to adverse color effects on the denture base resins. The aim of this study was to investigate the efficacy of a low-pressure non-thermal O2 plasma (NTP) treatment on C. albicans seeded on ProBase®Hot resin (Ivoclar Vivadent). The viability reduction of C. albicans was assessed by colony forming units (CFU
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7

Prpic, Vladimir, Filipa Spehar, Dominik Stajdohar, Roko Bjelica, Samir Cimic, and Matej Par. "Mechanical Properties of 3D-Printed Occlusal Splint Materials." Dentistry Journal 11, no. 8 (2023): 199. http://dx.doi.org/10.3390/dj11080199.

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Data regarding the mechanical properties of three-dimensionally (3D) printed materials for occlusal splint manufacturing are scarce. The aim of the present study was to evaluate the flexural strength and surface hardness of modern 3D-printed occlusal splint materials and compare them with two control groups, namely, milled and conventional cold-polymerized occlusal splint materials. A total of 140 rectangular specimens were manufactured for the present study. The specimens were prepared in accordance with the International Organization for Standardization standards (ISO 20795-1:2013). Five 3D-
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8

Neves, Cristina B., Joana Costa, Jaime Portugal, and Ana F. Bettencourt. "Understanding the Mechanical, Surface, and Color Behavior of Oral Bioactive Prosthetic Polymers under Biodegradation Processes." Polymers 15, no. 11 (2023): 2549. http://dx.doi.org/10.3390/polym15112549.

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Changes in the properties of resin-based polymers exposed to the oral environment can emerge when chlorhexidine (CHX) is incorporated to develop bioactive systems for treating denture stomatitis. Three reline resins loaded with CHX were prepared: 2.5 wt% in Kooliner (K), 5 wt% in Ufi Gel Hard (UFI), and Probase Cold (PC). A total of 60 specimens were submitted to physical aging (1000 cycles of thermal fluctuations, 5–55 °C) or chemical aging (28 days of pH fluctuations in artificial saliva, 6 h at pH = 3, 18 h at pH = 7). Knoop microhardness (30 s, 98 mN), 3-point flexural strength (5 mm/min),
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9

AlAzzam, Njood F., Salwa O. Bajunaid, Heba A. Mitwalli, Bashayer H. Baras, Michael D. Weir, and Hockin H. K. Xu. "The Effect of Incorporating Dimethylaminohexadecyl Methacrylate and/or 2-Methacryloyloxyethyl Phosphorylcholine on Flexural Strength and Surface Hardness of Heat Polymerized and 3D-Printed Denture Base Materials." Materials 17, no. 18 (2024): 4625. http://dx.doi.org/10.3390/ma17184625.

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Background: A major disadvantage of polymethyl methacrylate (PMMA) acrylic resins is susceptibility to biofilm accumulation. The incorporation of antimicrobial agents is a reliable prevention technique. The purpose of this study is to investigate the effect of incorporating dimethylaminohexadecyl methacrylate (DMAHDM) and/or 2-methacryloyloxyethyl phosphorylcholine (MPC) into heat-polymerized (HP) and 3D-printed (3DP) denture base materials on the flexural strength, modulus of elasticity, and surface hardness. Methods: DMAHDM and/or MPC were mixed with the acrylic resin liquid of a heat-polyme
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10

KUMAR, SATISH, RAJ K. GUPTA, and WERNER SCHEID. "SUPER-ASYMMETRIC COLD FISSION AND EXOTIC CLUSTER-DECAY." International Journal of Modern Physics E 03, no. 01 (1994): 195–218. http://dx.doi.org/10.1142/s0218301394000085.

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Cold fission of radioactive nuclei is studied in the super-asymmetric mass region of exotic cluster radioactivity, using the quantum-mechanical fragmentation theory (QMFT) based saddle-point fission (SPF) model for calculating the decay half-life times. The calculations show that cold fission also prefers light fragments like 24–26Ne, 28,30Mg, 32,34,36Si, 37P 38S, 46Ar and 48,50Ca, some of which are observed in exotic cluster radioactivity. The predictions of the SPF model calculations are compared with the available exotic cluster-decay experimental data and the calculations based on the pref
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11

Pavlova, O. N., S. M. Chernitsyna, S. V. Bukin, et al. "The Source of Thermophilic Bacteria in Lake Baikal Cold Sediments – Coastal Hydrotherms or Deep Fluids?" Microbiology 93, no. 3 (2024): 323–29. http://dx.doi.org/10.31857/s0026365624030079.

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The sources of thermophilic bacteria revealed in cold Lake Baikal sediments are considered. Comparative analysis of the taxonomic position of thermophilic microorganisms from four terrestrial hot springs at Lake Baikal coast and from the bottom sediments associated with hydrocarbon discharge was carried out. The sequences of thermophilic microorganisms with the same taxonomic position were revealed both in the hot springs and bottom sediments. Some microbial species occurred only in the hydrotherm samples or only in those from the sediments. Gas-saturated fluids from the hydrocarbon generation
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12

Zimmerman, Earl G., Edwin H. Liu, Michael H. Smith, and Michael C. Wooten. "Microhabitat variation in enzyme activities in the mosquitofish, Gambusia affinis." Canadian Journal of Zoology 66, no. 2 (1988): 515–21. http://dx.doi.org/10.1139/z88-074.

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Standard activities of adenosine deaminase, aspartate aminotransferase, lactate dehydrogenase, and malate dehydrogenase, and levels of soluble body protein were determined for populations of the mosquitofish, Gambusia affinis, from four habitats classed as cold (ambient), hot, past-hot (thermal effluent received in the past), or usually hot but reactor down at time of sampling, based on their history of receiving thermal effluents from nuclear production reactors at the Savannah River Plant. Major contributors to enzyme activity variation were thermal history of the site, creek of origin, and
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13

Nahid, Akter, Abul Hossion Md., Hoq Mahbubul, et al. "Electrical Characterization and Doping Uniformity Measurement during Crystalline Silicon Solar Cell Fabrication using Hot Probe Method." Engineering International 2, no. 1 (2014): 38–42. https://doi.org/10.18034/ei.v2i1.129.

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The parameters of crystalline semiconductor such as types of semiconductor, uniformity of impurity concentration of doped wafer, majority charge carrier concentration, sheet resistivity of doped wafer surface play an important role in  solar  cell  fabrication  process  during  emitter  diffusion,  that  is  the  most critical step. In this paper, we have used a low cost in house made hot probe  measurement setup. A hot plate was used to heat up the wafer up to 100°C. Two k-type thermocouples were placed s
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14

Lykou, Foteini, Quentin A. Parker, Andreas Ritter, et al. "A New Study on a Type Iax Stellar Remnant and its Probable Association with SN 1181." Astrophysical Journal 944, no. 2 (2023): 120. http://dx.doi.org/10.3847/1538-4357/acb138.

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Abstract We report observations and modeling of the stellar remnant and presumed double-degenerate merger of Type Iax supernova Pa 30, which is the probable remnant of SN 1181 AD. It is the only known bound stellar SN remnant and the only star with Wolf–Rayet features that is neither a planetary nebula central star nor a massive Population I progenitor. We model the unique emission-line spectrum with broad, strong O vi and O viii lines as a fast stellar wind and shocked, hot gas. Non-LTE wind modeling indicates a mass-loss rate of ∼10−6 M ⊙ yr−1 and a terminal velocity of ∼15,000 km s−1, consi
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15

Mimkes, Juergen. "Introduction to Econophysics." International Journal of Productivity Management and Assessment Technologies 7, no. 1 (2019): 1–27. http://dx.doi.org/10.4018/ijpmat.2019010101.

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The future contains terms (V) that are valid at all times, and terms (U) that are presently unknown. In economics, (V) and (U) correspond to ex ante and ex post, in physics to conservative and not conservative, in calculus, to exact and not exact differential forms or to Riemann and Stokes integrals, and to linear or non-linear equations, in statistics to real and probable terms. Apparently, the authors may represent the (V) and (U) structure in economics and physics by calculus, probability theory, by non-linearity, and chaos theory. The present paper applies Stokes integrals to double entry
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16

Khan, Haris Ali, Kamran Asim, Farooq Akram, Asad Hameed, Abdullah Khan, and Bilal Mansoor. "Roll Bonding Processes: State-of-the-Art and Future Perspectives." Metals 11, no. 9 (2021): 1344. http://dx.doi.org/10.3390/met11091344.

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Roll bonding (RB) describes solid-state manufacturing processes where cold or hot rolling of plates or sheet metal is carried out for joining similar and dissimilar materials through the principle of severe plastic deformation. This review covers the mechanics of RB processes, identifies the key process parameters, and provides a detailed discussion on their scientific and/or engineering aspects, which influence the microstructure–mechanical behavior relations of processed materials. It further evaluates the available research focused on improving the metallurgical and mechanical behavior of b
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17

Ponnusamy, Sudha, Remya Ravindran, Smita Zinjarde, Shobha Bhargava, and Ameeta Ravi Kumar. "Evaluation of Traditional Indian Antidiabetic Medicinal Plants for Human Pancreatic Amylase Inhibitory EffectIn Vitro." Evidence-Based Complementary and Alternative Medicine 2011 (2011): 1–10. http://dx.doi.org/10.1155/2011/515647.

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Pancreaticα-amylase inhibitors offer an effective strategy to lower the levels of post prandial hyperglycemia via control of starch breakdown. Eleven Ayurvedic Indian medicinal plants with known hypoglycemic properties were subjected to sequential solvent extraction and tested forα-amylase inhibition, in order to assess and evaluate their inhibitory potential on pancreaticα-amylase. Analysis of 91 extracts, showed that 10 exhibited strong Human Pancreatic Amylase (HPA) inhibitory potential. Of these, 6 extracts showed concentration dependent inhibition withIC50values, namely, cold and hot wate
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18

Vahdat, Armin, B. Posselt, G. G. Pavlov, P. Weltevrede, A. Santangelo, and S. Johnston. "Multiwavelength Pulsations and Surface Temperature Distribution in the Middle-aged Pulsar B1055–52." Astrophysical Journal 963, no. 2 (2024): 138. http://dx.doi.org/10.3847/1538-4357/ad20ca.

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Abstract We present a detailed study of the X-ray emission from PSR B1055–52 using XMM-Newton observations from 2019 and 2000. The phase-integrated X-ray emission from this pulsar is poorly described by existing models of neutron star atmospheres. Instead, we confirm that, similar to other middle-aged pulsars, the best-fitting spectral model consists of two blackbody components, with substantially different temperatures and emitting areas, and a nonthermal component characterized by a power law. Our phase-resolved X-ray spectral analysis using this three-component model reveals variations in t
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19

Blouin, Jacques, Nathalie Papet, and Erick Stonestreet. "Study of the polyphenolic structure of red wines by physical-chemical and sensory analyses." OENO One 34, no. 1 (2000): 33. http://dx.doi.org/10.20870/oeno-one.2000.34.1.1012.

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<p style="text-align: justify;">This study indicates the repeatability of various structure indices of phenolic compounds (GLORIES Indices). It is excellent for the gelatine index, the HCl index and tanning ability, good for the ethanol index, total tannins and the DMACH index, but less satisfactory for the dialysis index. A relationship which is not directly proportional can be observed between the gelatine index and tanning ability, but also a certain relation between tanning ability on one hand and total tannins-TAI on the other. There is a good correlation between gustatory astringen
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20

Borges, Thiago Roberto Rezende, Maurecilne Lemes da Silva, Givanildo Zildo da Silva, and Diego Ismael Rocha. "Overcoming dormancy in seeds of Dietes bicolor (Steud.) Sweet ex Klatt." Ornamental Horticulture 28, no. 1 (2022): 60–66. http://dx.doi.org/10.1590/2447-536x.v28i1.2410.

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Abstract Seminiferous propagation of Dietes bicolor is hindered by the probable physical and/or morphophysiological dormancy. The objective was to analyze the efficacy of different methods of overcoming dormancy in D. bicolor seeds to determine a possible pre-germination treatment for the species. Two experiments were conducted: (I) Evaluation of the breaking of physical dormancy, in which the treatments of mechanical scarification were carried using sandpaper #100; chemical scarification with sulfuric acid (H2SO4) for 5 and 10 minutes and immersion in hot water (70 ºC), also, for 5 and 10 min
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21

Shaikh, A. A., and A. C. Das. "New low-frequency electromagnetic modes associated with neutral dynamics in partially ionised plasma." Annales Geophysicae 31, no. 5 (2013): 983–93. http://dx.doi.org/10.5194/angeo-31-983-2013.

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Abstract. We have investigated the low frequency electromagnetic (EM) modes in inhomogeneous, magnetised partially ionised plasma by incorporating neutral dynamics. We have derived a general EM dispersion relation by using a two-fluids magnetohydrodynamics (MHD) model. Our analysis shows that the neutral dynamics is playing an extremely important role in the physics of magnetised partially ionised plasma by giving rise to new kind of EM modes. We found (1) the new instability is linked with compressibility of neutral particles, the collision between neutral and charged species and the relative
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22

Kaur, Amandeep, Gudveen Sawhney, Manoj K. Sharma та Raj K. Gupta. "Spontaneous fission of the end product in α-decay chain of recoiled superheavy nucleus: A theoretical study". International Journal of Modern Physics E 27, № 05 (2018): 1850043. http://dx.doi.org/10.1142/s021830131850043x.

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The temperature-dependent preformed cluster model [PCM[Formula: see text]] is employed to extend our recent work [Niyti, G. Sawhney, M. K. Sharma and R. K. Gupta, Phys. Rev. C 91 (2015) 054606] on [Formula: see text]-decay chains of various isotopes of [Formula: see text]–118 superheavy nuclei (SHN), to spontaneous fissioning nuclei [Formula: see text]Lr, [Formula: see text]Rf, [Formula: see text]Db, [Formula: see text]Rg, and [Formula: see text]Cn occurring as end products of these [Formula: see text]-decay chains. The behavior of fragment mass distribution and competitive emergence of the do
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23

Kobulnicky, Henry A. "Chemical enrichment from massive stars in starbursts." Symposium - International Astronomical Union 193 (1999): 670–78. http://dx.doi.org/10.1017/s0074180900206578.

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The warm ionized gas in low-mass, metal-poor star forming galaxies is chemically homogeneous despite the prevalence of large H II regions which contain hundreds of evolved massive stars, supernovae, and Wolf-Rayet stars with chemically-enriched winds. Galaxies with large WR star content are chemically indistinguishable from other vigorously star-forming galaxies. Furthermore, no significant localized chemical fluctuations are present in the vicinity of young star clusters, despite large expected chemical yields of massive stars. An ad hoc fine-tuning of the release, dispersal and mixing of the
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24

Josephine V L, Helen, Vasudevan Moorthy, Chandana Sai, and Bindhia Joji. "Optimising lead qualification through machine learning: A customer data-driven approach." Applied Marketing Analytics: The Peer-Reviewed Journal 10, no. 3 (2024): 255. https://doi.org/10.69554/etxf7251.

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Lead generation is the process of turning an outside person or business into a customer of the business. Traditionally, marketing personnel must conduct significant follow-ups in order to convert even one potential consumer. Converting bad client leads can cause businesses to burn through cash reserves. As a result of this, it is now necessary to develop an automated system that can correctly anticipate whether or not a lead should be explored (converted to a customer or not). In this study, an attempt is made to evaluate historical data for leads produced by other businesses in order to train
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25

Lu, Yi, Jiayin Yao, Chulian Gong та ін. "Gentiopicroside Ameliorates Diabetic Peripheral Neuropathy by Modulating PPAR- Γ/AMPK/ACC Signaling Pathway". Cellular Physiology and Biochemistry 50, № 2 (2018): 585–96. http://dx.doi.org/10.1159/000494174.

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Background/Aims: Gentiopicroside is promising as an important secoiridoid compound against pain. The present study aimed to investigate the analgesic effect and the probable mechanism of Gentiopicroside on Diabetic Peripheral Neuropathy (DPN), and to figure out the association among Gentiopicroside, dyslipidemia and PPAR- γ/AMPK/ACC signaling pathway. Methods: DPN rat models were established by streptozotocin and RSC96 cells were cultured. Hot, cold and mechanical tactile allodynia were conducted. Blood lipids, nerve blood flow, Motor Nerve Conduction Velocity (MNCV) and Sensory Nerve Conducti
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26

Folk, Robert L. "Interaction Between Bacteria, Nannobacteria, and Mineral Precipitation in Hot Springs of Central Italy." Géographie physique et Quaternaire 48, no. 3 (2007): 233–46. http://dx.doi.org/10.7202/033005ar.

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ABSTRACTA complex of inorganic and organic factors controls precipitation of carbonates in hot springs of Lazio, central Italy. A plot of data from this area shows that the main /norganic controls are temperature and Mg/Ca ratio of the spring waters. Virtually all springs with waters hotter than 400C precipitate aragonite, and cooler ones form calcite. Furthermore, even cold-water springs precipitate aragonite if the Mg/Ca ratio exceeds 1:1, except in two cases. To what extent is the precipitation of travertine inorganic vs. biochemical? Surely, conditions in diverse localities can vary betwee
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27

ENTIS, PHYLLIS, and IRINA LERNER. "Twenty-Four-Hour Direct Presumptive Enumeration of Listeria monocytogenes in Food and Environmental Samples Using the ISO-GRID Method with LM-137 Agar." Journal of Food Protection 63, no. 3 (2000): 354–63. http://dx.doi.org/10.4315/0362-028x-63.3.354.

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A new culture medium, LM-137 agar, was developed for use with the ISO-GRID hydrophobic grid membrane filter system for direct presumptive enumeration of Listeria monocytogenes in 24 h. The method was validated against three-replicate, three-dilution most probable number procedures based on enrichment methods specified by the U.S. Department of Agriculture, the Association of Official Analytical Chemists International and the U.S. Food and Drug Administration. The study encompassed meats, dairy products, egg, produce, seafood, and environmental samples. The ISO-GRID filter method produced signi
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28

Sarral, DP, GP Rauniar, and H. Sangraula. "Effect of leaf extract of ocimum gratissimum on central nervous system in mice and rats." Health Renaissance 11, no. 3 (2014): 198–204. http://dx.doi.org/10.3126/hren.v11i3.9632.

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Background: Ocimum gratissimum, known as “Ram Tulsi”, is one of medicinal herbs used in traditional medicinal practice in our country. Objective: To observe and evaluate various central nervous system activities of cold homogenized leaf extract of Ocimum gratissimum (OGE) in mice and rats. Methods: OGE was given to albino mice (n=240) and Wistar rats (n=30) in three doses 5, 10 and 15 ml/kg for seven days and evaluated for antinociceptive, anticonvulsant, motor coordination, hypnotic and anxiolytic effect using respective experimental procedures. Distilled water was used as vehicle control and
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29

Walmsley, C. M. "Dust and the Gas Phase Composition of Dense Clouds." Symposium - International Astronomical Union 135 (1989): 263–74. http://dx.doi.org/10.1017/s0074180900125288.

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A review is given of our current knowledge of the gas phase abundance of interstellar molecules. A comparison is made between cold dust clouds, where presumably gas phase processes dominate the chemistry, and regions of high mass star formation such as Orion where both shocks and evaporation of dust grain mantles may play a role. In dust clouds, carbon rich molecules often show enhanced abundances, whereas in hot turbulent star formation regions, saturated species such as methanol and ammonia are often favored. In both types of source, there is evidence for abundance gradients and inhomogeneit
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30

Fu, Yanyun, Hamed F. Farahani, Grunde Jomaas, and Ali S. Rangwala. "Parametric study on cavity formation during in-situ burning of oils in ice." International Oil Spill Conference Proceedings 2017, no. 1 (2017): 2017293. http://dx.doi.org/10.7901/2169-3358-2017.1.000293.

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A parametric experimental study on melting of ice adjacent to liquids exposed to heat flux from above was conducted in order to understand the role of liquid properties in formation of cavities in ice. During in-situ burning of crude oil contained in an ice cavity (a probable situation in the Arctic) the convective motion in the fuel layer is enhanced because of strong temperature gradients imposed by the hot fuel and the cold ice-wall. This sideways movement of hot oil causes lateral melting of the ice, leading to pockets where the oil ultimately deposits. As a result, the burning efficiency,
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31

González, Fernando, Daniel Ruiz, and Yvan Houbaert. "Room-Temperature Short-Range Ordering in Fe-Si Alloys Observed by Internal Friction." Solid State Phenomena 137 (March 2008): 83–90. http://dx.doi.org/10.4028/www.scientific.net/ssp.137.83.

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Research performed at Ghent University, regarding new production methods for electrical steel, has shown that high silicon steel suffers an ageing phenomenon at room temperature. Recent studies carried out by the same group using different analysis techniques (Mossbauer spectroscopy, neutron diffraction, etc) brought to light a probable process of ordering towards the D03-structure, which is responsible for the observed low ductility during cold rolling and makes the processing of steel extremely difficult. In addition, the Si-steels become more brittle as the delay time between hot and cold r
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Sharma, Narendra. "PCM Thermal Storage Technology and its Military Applications: A Review." International Journal for Research in Applied Science and Engineering Technology 9, no. 12 (2021): 542–65. http://dx.doi.org/10.22214/ijraset.2021.39298.

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Abstract: Phase Change Materials (PCM) are the most promising and budding technology in the field of Thermal Energy Storage (TES) and thermal comfort in buildings. PCMs are being extensively used and researched across the world for the improvement of thermal performance of buildings by smoothening temperature peaks as well as act as a power-saving tool in buildings where heating or cooling is required. PCMs can absorb and release heat or cold energy when it undergoes a phase change from solid to liquid and vice versa. This process takes place at a constant temperature absorbing a huge amount o
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33

Campbell, Kathleen A., Dawn E. Peterson, and Andrea C. Alfaro. "Two new species of Retiskenea? (Gastropoda: Neomphalidae) from Lower Cretaceous hydrocarbon-seep carbonates of northern California." Journal of Paleontology 82, no. 1 (2008): 140–53. http://dx.doi.org/10.1666/05-025.1.

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Two new Mesozoic gastropod species, provisionally attributed to the minute (height < 5 mm) coiled neomphalid genus Retiskenea?, are described from three geographically isolated, Early Cretaceous, hydrocarbon seep-carbonate sites at Wilbur Springs, Rice Valley, and Cold Fork of Cottonwood Creek, northern California (USA). A fourth paleo-seep locality at Paskenta, of probable Upper Jurassic age, also yielded a single specimen of a morphologically similar microgastropod that may be a neomphalid with affinities to the Lower Cretaceous specimens described herein. the limestone lenses are ~2-260
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Singh, P., and S. Saran. "MAXIMUM ENTROPY MODELING USING CITIZEN SCIENCE: USE CASE ON JACOBIN CUCKOO AS AN INDICATOR OF INDIAN MONSOON." ISPRS Annals of Photogrammetry, Remote Sensing and Spatial Information Sciences V-5-2020 (August 3, 2020): 23–30. http://dx.doi.org/10.5194/isprs-annals-v-5-2020-23-2020.

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Abstract. Due to a growing revolution of the citizen science era with the involvement of non-professionals in scientific tasks such as species observation, yields an opportunistic data for modeling and planning purposes. Such citizen science based scientific observations can be a sustainable option to answer many research questions. Here, citizen science data of the Clamator jacobinus bird is taken from Global Biodiversity Information facility to predict its habitat suitability through maximum entropy approach. The distribution data is divided into two monthly sets – June to October and Novemb
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O. F., Omoya,, Onifade, A. K., and Ologun, O. M. "Antibacterial Properties of Boerhavia diffusa and Huntaria umbellata on Bacteria Isolated from Blood Samples of Malaria Patients." Journal of Advances in Microbiology 24, no. 4 (2024): 51–64. http://dx.doi.org/10.9734/jamb/2024/v24i4815.

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Malaria remains a major infectious disease ravaging the tropical part of the world with more deleterious effects on tropical low- and middle-income nations. Aside from the complications, secondary infections by bacteria have become rampant; hence, the need for the antibacterial properties of Boerhaavia diffusa and Huntaria umbellate extracts. Bioactive ingredients of the plants were extracted using standard methods and the extracts were subjected to filtration using a membrane-injection filter. Malaria positive blood samples were obtained and the bacteria present in them were isolated and iden
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Ishii, Hope A., John P. Bradley, Hans A. Bechtel, et al. "Multiple generations of grain aggregation in different environments preceded solar system body formation." Proceedings of the National Academy of Sciences 115, no. 26 (2018): 6608–13. http://dx.doi.org/10.1073/pnas.1720167115.

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The solar system formed from interstellar dust and gas in a molecular cloud. Astronomical observations show that typical interstellar dust consists of amorphous (a-) silicate and organic carbon. Bona fide physical samples for laboratory studies would yield unprecedented insight about solar system formation, but they were largely destroyed. The most likely repositories of surviving presolar dust are the least altered extraterrestrial materials, interplanetary dust particles (IDPs) with probable cometary origins. Cometary IDPs contain abundant submicrona-silicate grains called GEMS (glass with e
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Niyomnaitham, Suvimol, Narichat Chuensakun, Slita Prachakit, Chidapa Pakjamsai, and Pravit Akarasereenont. "Adverse Events of Traditional Medicines and Herbal Products in The Thai Health Product Vigilance Center Database and The Ayurved Clinic of Applied Thai Traditional Medicine, Siriraj Hospital." Siriraj Medical Journal 75, no. 5 (2023): 377–91. http://dx.doi.org/10.33192/smj.v75i5.261512.

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Objective: The aim of this study was to categorize adverse events (AEs) and symptoms related to traditional medicines (TMs) and herbal products (HPs) using the Thai Vigibase program (TVP). Materials and Methods: TVP collected spontaneous AE reports including causality assessment of medical products in Thailand. For prospective data, Naranjo’s algorithm (NJA) was used to determine the level of causality. Results: There were a total of 1,133 AE case reports extracted from TVP and featured 1,229 TMs/HPs (310 TMs/HPs names) and 1,592 symptoms (204 symptom names). Andrographis paniculata was the pr
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Rasskazov, S. V., Yu Ailow, I. S. Chuvashova, and T. A. Yasnygina. "Relationship between petrological core-mantle transition and the seismic Moho discontinuty below granulite terranes: evidence on transformation of a root part beneath the Eastern Tunka block in deep-seated nodules from late ceniozoic volcanic rocks." Geology and Environment 2, no. 2 (2022): 91–127. http://dx.doi.org/10.26516/2541-9641.2022.2.91.

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From compositions of garnet-bearing and garnet-free assemblages of deep-seated nodules brought to a surface by Cenozoic and older (Phanerozoic) magmatic melts, petrological zones of crust-mantle transition (PZСMT) are defined under granulite terranes of craton and non-craton regions. Present-day Moho discontinuities only partially coincide with petrological estimates of a change from felsic-basic rocks (that belong to the continental crust) by predominantly ultramafic rocks (that represent the continental mantle lithosphere) and often lie much deeper than the PZСMT. Depths of such zones change
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39

Willemijn Fock, C. "werkelijkheid of schijn. Het beeld van het Hollandse interieur in de zeventiende-eeuwse genreschilderkunst." Oud Holland - Quarterly for Dutch Art History 112, no. 4 (1998): 187–246. http://dx.doi.org/10.1163/187501798x00211.

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AbstractOur ideas of what 17th century Dutch interiors looked like have been conditioned by the hundreds of paintings of interiors by Dutch genre painters. Even restorations and reconstructions in our own time (fig. 1) are influenced significantly by them. It is therefore of vital importance to our knowledge of the history of Dutch interior decoration to realise what we can or cannot believe, and to compare these genre interiors with other sources such as probate inventories, building specifications, plans, conditions of sale, contemporary descriptions such as travellers' reports, etc. It is t
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Артёмов, А. В., А. С. Ершова та В. Г. Бурындин. "Прогнозирование времени биодеструкции лигноуглеводных материалов на основе недревесного растительного сырья". Vestnik of Volga State University of Technology Series Forest. Ecology. Nature Management, № 2(58) (20 жовтня 2023): 62–76. https://doi.org/10.25686/2306-2827.2023.2.62.

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Введение. Материалы и изделия на основе растительного сырья из-за особенности своего химического строения подвержены деструкции в естественных условиях. Такая особенность позволяет получать данные материалы с возможностью и способностью к биоразложению. Однако для убедительного доказательства возможности отнесения данных материалов к биоразлагаемым необходимо проведение дополнительных исследований по определению продолжительности сроков деструкции. Цель исследования – прогнозирование сроков биодеструкции пластика без добавления связующего (ПБС) на основе растительного (недревесного) сырья. Объ
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Morais, Sofia, Ana Bettencourt, Jaime Portugal, and Cristina Neves. "Bond strength of relined print and conventional denture base resins after aging." Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial 64, no. 1 (2023). http://dx.doi.org/10.24873/j.rpemd.2023.08.1063.

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Objectives: To compare the bond strength of printed and conventionally produced denture base resins to reline resins after being submitted to a physical-chemical aging process. Methods: Sixty specimens (10×10×3.3 mm) of two printed (V-Print Dentbase and Denture 3D+) and one conventionally produced (Probase Hot) denture base resins were relined with two acrylic resins: Ufi Gel Hard C and Probase Cold (n=10). The specimens were submitted to 1000 cycles of thermal fluctuations (5-55ºC) and 28 days of pH cycles using pH=3 (8 h/day) and pH=7 (16 h/day). Then, the shear bond strength was evaluated (
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Hamouda, IM, Hamed El-Shokouki Ali, Mohammed Gomaa Amira, and El-Saeed El Sharkawi Noha. "Effect of Arch Form and Water Sorption on the Palatal Base Adaptation of ProBase Hot Versus the Conventional Heat Cured Acrylic Resin." February 11, 2016. https://doi.org/10.19070/2377-8075-1600041.

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Background: The greater the curvature of the tissue at the posterior palatal region, the greater the distortion of the denture base. Purpose: This study was carried out to evaluate the effect of the arch form and water sorption on the posterior palatal base adaptation of ProBase Hot dentures compared to those processed by conventional heat cure acrylic resin. Materials and Methods: Forty waxed denture bases were prepared for U-shaped and V-shaped palatine arch forms from both ProBase Hot and Acrostone materials. Waxed denture bases were flasked, packed and processed according to the manufactur
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Neves, Cristina, Ana Chasqueira, Patrícia Rebelo, Mariana Fonseca, Jaime Portugal, and Ana Bettencourt. "Microhardness and flexural strength of two 3D-printed denture base resins." Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial, November 30, 2022. http://dx.doi.org/10.24873/j.rpemd.2022.11.883.

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Objectives: To evaluate the microhardness and flexural strength of printed and conventionally produced denture base acrylic resins. Methods: A total of 32 parallelepiped specimens (64×10×3.3 mm) were manufactured using two light-cured resins suitable for 3D printing (V-Print Dentbase and Denture 3D+) and two heat-cured resins for conventional production (Probase Hot and Villacryl Rapid) (n=8). After 24-h storage in water, Knoop microhardness (98.12 mN load for 30 s) and three-point flexural strength (1 kN load cell, at a crosshead speed of 5 mm/min and 50 mm between rods) were determined. Micr
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Solorzano Lemus, Fernando, Rogelio Donovan Venegas Lancón, Víctor Moreno Maldonado, and Salvador López Morales. "Determinación del monómero residual de metacrilato de metilo en 3 diferentes marcas comerciales para base de dentaduras por cromatografía de gases." Revista Odontológica Mexicana 14, no. 2 (2010). http://dx.doi.org/10.22201/fo.1870199xp.2010.14.2.18039.

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Entre las técnicas de procesado de las resinas acrílicas para uso dental en México, se ha observado que no se ha determinado comparativamente el contenido de monómero residual. Mientras que el procesado apropiado mantiene el monómero residual en rangos de concentraciones tolerables; para muchos pacientes, el tejido irritado y las reacciones alérgicas se deben a los altos niveles de monómero residual que existen en técnicas alternativas y éstas pueden ser de consentimiento clínico. Se determinó el contenido de monómero residual de resinas acrílicas termopolimerizadas, por medio de cromatografía
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45

Hamouda, Ibrahim M. "Retention of Probase Hot Versus the Conventional Heat-Cured Acrylic Resin Denture Bases." Biomedical Journal of Scientific & Technical Research 1, no. 4 (2017). http://dx.doi.org/10.26717/bjstr.2017.01.000329.

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IM, Hamouda, El-Shokouki Ali Hamed, Amira Mohammed Gomaa, and Noha El-Saeed El Sharkawi. "Effect of Arch Form and Water Sorption on the Palatal Base Adaptation of ProBase Hot Versus the Conventional Heat Cured Acrylic Resin." International Journal of Dentistry and Oral Science, February 11, 2016, 193–99. http://dx.doi.org/10.19070/2377-8075-1600041.

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47

Yumiko, Kikuno, and Satoko Oka Norimatsu. "Henoko, Okinawa: Inside the Sit-In." Asia-Pacific Journal 8, no. 8 (2010). https://doi.org/10.1017/s1557466010009344.

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On the rainy and cold Christmas Day of 2009, we got lost several times driving down the winding narrow roads towards Henoko, a small fishing village on the North Eastern shore of Okinawa Island, about a two-hour drive north of the capital, Naha. We were looking for the “Tent Village,” where activists were sitting in to protest against the government's plan to build a new US Marine Corps airbase as a “replacement facility” of Futenma Air Station. Yes, this issue has been at the centre of the news reports in Japan for the six months since the new coalition government took power, but do we really
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48

Miletic, Vesna, Branka Trifković, Dejan Stamenković, Rubens Nisie Tango, and Rade Dušan Paravina. "Effects of staining and artificial aging on optical properties of gingiva-colored resin-based restorative materials." Clinical Oral Investigations, July 26, 2022. http://dx.doi.org/10.1007/s00784-022-04643-2.

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Abstract Objectives To evaluate CIEDE2000/CIELAB differences in color (ΔE00/ΔEab), and translucency parameter (ΔTP00/ΔTPab), and gloss of gingiva-colored resin-based restorative materials upon staining/aging. Materials and methods Disc-shaped, 10 mm in diameter, and 2-mm-thick samples (n = 5/group) were made from giomer (Beautifil II gingiva), oligomer-based (crea.lign GUM gel), CAD/CAM polymethyl-methacrylate-based (IvoBase CAD), PMMA-based (ProBase Hot), and dimethacrylate-based (SR Nexco Paste Gingiva). Color and gloss were recording using a benchtop spectrophotometer and gloss meter, respe
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Heredia, Juan, Ana Gomes, Filipe Araújo, and Helena Salgado. "#099 Adesão da candida albicans a uma resina de impressão 3D para confeção de bases protéticas." Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial 65, s1 (2024). https://doi.org/10.24873/j.rpemd.2024.12.1323.

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Objetivos: As resinas acrílicas de polimetilmetacrilato continuam a ser as mais utilizadas na confeção de próteses removíveis, mas com a inovação tecnológica, novas resinas foram desenvolvidas e passaram a ser utilizadas na confeção de próteses através do sistema CAD/CAM. O objetivo deste estudo é estudar o comportamento biológico de uma resina de impressão 3D utilizada na confeção de bases protéticas avaliando a adesão de Candida albicans à superfície. Métodos: Foram confecionados 5 provetes de forma circular e dimensões padronizadas (10x2mm) de duas resinas utilizadas na confeção de bases pr
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Rabha, Mana Mohan, Upamanyu Sharma, and Anurup Gohain Barua. "Light from a firefly at temperatures considerably higher and lower than normal." Scientific Reports 11, no. 1 (2021). http://dx.doi.org/10.1038/s41598-021-91839-3.

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AbstractBioluminescence emissions from a few species of fireflies have been studied at different temperatures. Variations in the flash-duration have been observed and interesting conclusions drawn in those studies. Here we investigate steady-state and pulsed emissions from male specimens of the Indian species Sclerotia substriata at temperatures considerably higher and lower than the ones at which they normally flash. When the temperature is raised to 34 °C, the peak wavelength gets red-shifted and the emitted pulses become the narrowest which broaden considerably thereafter for small increase
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