Literatura académica sobre el tema "Optical toxicities"

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Artículos de revistas sobre el tema "Optical toxicities"

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Yohan, Darren, Anthony Kim, Elina Korpela, et al. "Quantitative monitoring of radiation induced skin toxicities in nude mice using optical biomarkers measured from diffuse optical reflectance spectroscopy." Biomedical Optics Express 5, no. 5 (2014): 1309. http://dx.doi.org/10.1364/boe.5.001309.

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Bradford, Chairman, Robert W., and Curriculum Oversight. "High Resolution Optical Microscopy Will Play a Major Role in Functional Assessments and the Prevention of Disease." Microscopy and Microanalysis 6, S2 (2000): 834–35. http://dx.doi.org/10.1017/s1431927600036667.

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The typical aging processes can be characterized by a gradual alteration and essential breakdown of the functional systems of the body. Numerous factors play important roles in the alterations of these pathways from biochemical individuality and genetic predisposition to environmental insults and deficiency states.1 Clinical research, as but one example, has clearly documented the role of free radicals (ROS) or oxidative injury in disease and aging affecting the body's basic cellular structures.The objective of functional or health assessments is to be able to detect in vivo stresses and imbal
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Futra, Dedi, Lee Heng, Asmat Ahmad, Salmijah Surif, and Tan Ling. "An Optical Biosensor from Green Fluorescent Escherichia coli for the Evaluation of Single and Combined Heavy Metal Toxicities." Sensors 15, no. 6 (2015): 12668–81. http://dx.doi.org/10.3390/s150612668.

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Colaço, Raul, Mariana Portela, Ilda Costa, Marta Guedes, and António Mota. "Radiotherapy as Salvage Treatment in Intraocular Lymphoma: A Case Report." Case Reports in Oncology 14, no. 1 (2021): 184–89. http://dx.doi.org/10.1159/000512216.

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A 67-year-old previously healthy woman presented with progressive visual impairment including bitemporal hemianopsia. A brain magnetic resonance imaging revealed a contrast-enhancing mass in the optic chiasm, spreading along the left optic tract. The patient underwent a transcranial biopsy of the left optical tract that yielded a diagnosis of diffuse large B-cell lymphoma. CT scans of the chest, abdomen, and pelvis, PET-CT, and bone marrow biopsy revealed no evidence of systemic lymphoma. Thus, the final diagnosis was of primary central nervous system lymphoma of the optic chiasm. Systemic tre
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Capitini, Claudia, Jayneil R. Patel, Antonino Natalello, et al. "Structural differences between toxic and nontoxic HypF-N oligomers." Chemical Communications 54, no. 62 (2018): 8637–40. http://dx.doi.org/10.1039/c8cc03446j.

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Xing, Lei, Jia-Liang Zhang, Tian-jiao Zhou, et al. "A novel design of a polynuclear co-delivery system for safe and efficient cancer therapy." Chemical Communications 54, no. 63 (2018): 8737–40. http://dx.doi.org/10.1039/c8cc03720e.

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A polynuclear nanoparticle fabricated through a sequential hydrophobic and electrostatic interaction mechanism can circumvent the contradictory problem of siRNA binding capacity and toxicities of cationic vectors.
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Yang, Han Yu. "Lanthanide-Based Nanoprobes for Time-Resolved Luminescence Imaging on Various Ions and Molecules." Materials Science Forum 1075 (November 30, 2022): 9–17. http://dx.doi.org/10.4028/p-76fds1.

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Lanthanide-doped upconversion nanoparticles (Ln-UCNPs) have been extensively explored in the biological field. In particular, Ln-UCNPs with near-infrared (NIR) fluorescence have tremendous potential for biological imaging because of their outstanding photo-and chemo-stability, extended photoluminescence lifetimes, low long-term toxicities and narrow photoluminescence bandwidths as well as minimal background interferences. Using predesigned energy transfer routes makes it possible to get upconversion luminescence from lanthanides' 4f-4f optical transitions. This article clarifies the key workin
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Dang, Xiangnan, Li Gu, Jifa Qi, et al. "Layer-by-layer assembled fluorescent probes in the second near-infrared window for systemic delivery and detection of ovarian cancer." Proceedings of the National Academy of Sciences 113, no. 19 (2016): 5179–84. http://dx.doi.org/10.1073/pnas.1521175113.

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Fluorescence imaging in the second near-infrared window (NIR-II, 1,000–1,700 nm) features deep tissue penetration, reduced tissue scattering, and diminishing tissue autofluorescence. Here, NIR-II fluorescent probes, including down-conversion nanoparticles, quantum dots, single-walled carbon nanotubes, and organic dyes, are constructed into biocompatible nanoparticles using the layer-by-layer (LbL) platform due to its modular and versatile nature. The LbL platform has previously been demonstrated to enable incorporation of diagnostic agents, drugs, and nucleic acids such as siRNA while providin
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Maryam, Bushra, Yi Wang, Xiaoran Li, et al. "Luminous Upconverted Nanoparticles as High-Sensitivity Optical Probes for Visualizing Nano- and Microplastics in Caenorhabditis elegans." Sensors 25, no. 11 (2025): 3306. https://doi.org/10.3390/s25113306.

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With the increasing prevalence of plastic pollution, understanding its impact on soil nematodes is crucial for environmental sustainability and food security. Traditional fluorescence-based probes have the limitations of high background noise and interference from autofluorescence. In this study, the luminous upconverted NaYF4:Yb3+/Er3+ nanoparticles acted as high-sensitivity probes for real-time visualization of ingestion and biodistribution of polystyrene microplastics (PS-MPs) and nanoplastics (PS-NPs) in Caenorhabditis elegans. The novel probes enabled efficient near-infrared-to-visible li
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Alfei, Silvana, and Gian Carlo Schito. "Antimicrobial Nanotubes: From Synthesis and Promising Antimicrobial Upshots to Unanticipated Toxicities, Strategies to Limit Them, and Regulatory Issues." Nanomaterials 15, no. 8 (2025): 633. https://doi.org/10.3390/nano15080633.

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Nanotubes (NTs) are nanosized tube-like structured materials made from various substances such as carbon, boron, or silicon. Carbon nanomaterials (CNMs), including carbon nanotubes (CNTs), graphene/graphene oxide (G/GO), and fullerenes, have good interatomic interactions and possess special characteristics, exploitable in several applications because of the presence of sp2 and sp3 bonds. Among NTs, CNTs are the most studied compounds due to their nonpareil electrical, mechanical, optical, and biomedical properties. Moreover, single-walled carbon nanotubes (SWNTs) have, in particular, demonstra
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Tesis sobre el tema "Optical toxicities"

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Azemar, Nathan. "Μοdélisatiοn des tοxicités οptiques induites par radiοthérapie avec faisceaux de prοtοns". Electronic Thesis or Diss., Normandie, 2024. https://theses.hal.science/tel-04947852.

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La protonthérapie, grâce à sa capacité à délivrer des doses élevées aux tumeurs tout en épargnant les tissus sains, est une option thérapeutique privilégiée pour traiter des localisations proches des structures optiques. Cependant, les rayonnements peuvent endommager les voies visuelles et causer des déficits visuels sévères. Cette thèse vise à modéliser les toxicités optiques induites par la protonthérapie chez les patients traités pour des tumeurs de la tête et du cou. Le travail repose sur l’analyse de données dosimétriques et paracliniques collectées auprès de 223 patients traités par prot
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Libros sobre el tema "Optical toxicities"

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Matiello, Marcelo, and Tamara B. Kaplan. A Mother Who Could Not See Her Baby. Edited by Angela O’Neal. Oxford University Press, 2017. http://dx.doi.org/10.1093/med/9780190609917.003.0027.

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Neuromyelitis optica spectrum disorders (NMOSD) belong to a group of relapsing neurological syndromes characterized by significant morbidity and mortality due to central nervous system (CNS) inflammation and necrosis. Most patients are seropositive for pathogenic antibodies targeting Aquaporin-4, and while this water channel is mostly expressed on the foot processes of astrocytes, it is also expressed in placental tissues. On planning a pregnancy, patients should be well informed about the increased risk of preeclampsia and miscarriages, and that most medications used to treat NMOSD have poten
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Capítulos de libros sobre el tema "Optical toxicities"

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Bossi, Paolo, and Luigi Lorini. "Optimal Supportive Measures during Primary Treatment." In Critical Issues in Head and Neck Oncology. Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-63234-2_15.

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AbstractSupportive care during curative treatment of head and neck cancer patients has different scopes: reducing the burden of acute toxicities and limiting the risk of developing late adverse effects; increasing the quality of life of the patients; allowing to perform optimal curative therapy, maintaining treatment dose intensity; preventing higher grade toxicities so to reduce also the costs associated with hospitalization, examinations, visits and use of drugs. At the same time, it is necessary to give uniformity in the supportive care protocols, as these preventive and therapeutic measure
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Ameri, May, Andrew Whyte, and Nagham Al-Zubidi. "Optic Neuritis Post Immune Checkpoint Inhibitor Therapy." In Challenging Cases in Immunotherapy Related Organ Toxicities. Springer Nature Switzerland, 2025. https://doi.org/10.1007/978-3-031-83533-9_43.

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Kumari, Neeraj, and Meena Bhandari. "Surface Functionalization Reactions of Graphene-Based Nanostructure and Their Practical Application." In Chemistry of Graphene - Synthesis, Reactivity, Applications and Toxicities [Working Title]. IntechOpen, 2024. http://dx.doi.org/10.5772/intechopen.114855.

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Graphene (G) has captured the attention of scientists and researchers due to its remarkable electronic, structural, optical, and mechanical properties. While pristine G has been used for various desirable applications requiring high electrical conductivity, there is also a demand for altered or functionalized versions of G, such as G oxide, reduced G, and other functionalized variants, in numerous other applications. The structural alteration of G through chemical functionalization unveils a multitude of possibilities for adjusting its configuration, and various chemical and physical functiona
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Selvakumar, P., S. Seenivasan, G. Vijayakumar, A. Panneerselvam, and A. Revathi. "Application of Nanotechnology on Medicine and Biomedical Engineering." In Advances in Medical Diagnosis, Treatment, and Care. IGI Global, 2024. http://dx.doi.org/10.4018/979-8-3693-3065-4.ch007.

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Numerous interdisciplinary fields, including nanomedicine, diagnostics, and nanotheranostics, have seen the extensive use of nanotechnology in biomedical engineering. This chapter will give a quick overview of nanotechnology's role as a tool that facilitates the creation of novel functional materials and medical devices here. Quantum dots, or semiconductor nanocrystals, are widely utilized in optical imaging for the diagnosis of conditions like cancer. Nanomaterials have potential applications as treatments and as preventative antiviral/antibacterial agents. In a similar vein, some nanomateria
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Shakya, Akhilesh Kumar, and Kutty Selva Nandakumar. "Applications of Nanomaterials for Activation and Suppression of Immune Responses." In Materials Science and Engineering. IGI Global, 2017. http://dx.doi.org/10.4018/978-1-5225-1798-6.ch034.

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Evaluation of immuno-modulating properties of nanomaterials is important to develop new potential therapeutics for inflammatory diseases and cancer. Activation and suppressive effects of nanomaterials on immune responses occur through various interactions with different host proteins. They can also be engineered as carriers and/or adjuvants for different proteins or antigens. Particles, emulsions, and tubes/rods are the major formats of nanomaterials currently used in biomedical applications. Sometimes, nanomaterials induce side effects like undesired immunosuppression and toxicities, which ar
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Shakya, Akhilesh Kumar, and Kutty Selva Nandakumar. "Applications of Nanomaterials for Activation and Suppression of Immune Responses." In Handbook of Research on Diverse Applications of Nanotechnology in Biomedicine, Chemistry, and Engineering. IGI Global, 2015. http://dx.doi.org/10.4018/978-1-4666-6363-3.ch011.

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Evaluation of immuno-modulating properties of nanomaterials is important to develop new potential therapeutics for inflammatory diseases and cancer. Activation and suppressive effects of nanomaterials on immune responses occur through various interactions with different host proteins. They can also be engineered as carriers and/or adjuvants for different proteins or antigens. Particles, emulsions, and tubes/rods are the major formats of nanomaterials currently used in biomedical applications. Sometimes, nanomaterials induce side effects like undesired immunosuppression and toxicities, which ar
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Parker, Nicholas M. "Comparative Pharmacodynamics of Inhaled Anesthetics." In Basic Anesthesia Review, edited by Alaa Abd-Elsayed. Oxford University PressNew York, 2024. http://dx.doi.org/10.1093/med/9780197584569.003.0069.

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Abstract A variety of effective inhaled anesthetics is available, including nitrous oxide, sevoflurane, isoflurane, desflurane, enflurane, and halothane. The agents differ in time to onset, hemodynamic effects, pungency, and toxicities. Nitrous oxide has an excellent safety profile but cannot produce complete anesthesia on its own. Sevoflurane may be used for induction and maintenance of anesthesia but can cause hypotension. Isoflurane is potent and inexpensive, which may be of benefit for long operations. Desflurane is useful for rapidly increasing the depth of anesthesia during painful parts
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Conway, Sarah, and Tamara B. Kaplan. "A Mother Who Could Not See Her Baby." In Women's Neurology, 2nd ed., edited by Lena G. Liu and Christina R. Catherine. Oxford University Press, 2025. https://doi.org/10.1093/med/9780197749722.003.0008.

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Abstract Neuromyelitis optica spectrum disorders (NMOSD) belong to a group of relapsing neurological syndromes characterized by significant morbidity and mortality due to central nervous system inflammation and necrosis. Most patients are seropositive for pathogenic antibodies targeting aquaporin-4, and although this water channel is mostly expressed on the foot processes of astrocytes, it is also expressed in placental tissues. On planning a pregnancy, patients should be well informed about the increased risk of pre-eclampsia and miscarriages and that some medications used to treat NMOSD have
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Alhuraiji, Ahmad, Dina Abd El Razik, and Shaza A.A. Elkourahy Omar. "Treatment of Multiple Myeloma in the First Relapse." In Recent Update on Multiple Myeloma [Working Title]. IntechOpen, 2022. http://dx.doi.org/10.5772/intechopen.106895.

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The treatment scope for relapsed myeloma has been expanded considerably in the last few years, by virtue of the advent of numerous novel agents with new mechanisms of actions. This has resulted in increasing responses and prolonging survival even in advanced diseases. The wealth of novel regimens comes with the challenges of balancing toxicities and aligning a regimen with the biology of myeloma and the nature of relapse in conjunction with the patient’s treatment history, comorbidities, and personal preference. The second-line treatment in myeloma includes new generation of proteasome inhibit
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Wu, X., Y. Liu, and Z. Jin. "3 Organocatalytic Dynamic Kinetic Resolution." In Dynamic Kinetic Resolution (DKR) and Dynamic Kinetic Asymmetric Transformations (DYKAT). Georg Thieme Verlag KG, 2023. http://dx.doi.org/10.1055/sos-sd-237-00019.

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AbstractThere has long been interest in obtaining optically pure molecules from racemic or non-chiral starting materials through environmentally friendly chemical transformations with high yields and enantioselectivities. Organocatalytic reactions possess the inherent advantages of non-toxicity and good efficiency and are insensitive to air and moisture. Dynamic kinetic resolution (DKR) represents one class of the most efficient strategies for the preparation of chiral molecules from racemic mixtures with up to 100% yields. Therefore, DKR reactions promoted by various organic catalysts are att
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Actas de conferencias sobre el tema "Optical toxicities"

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Nagchaudhuri, Abhijit, Jesuraj Pandya, Bede Nnebedum, Madhumi Mitra, and Caleb Nindo. "Leveraging Smart Farming Technologies for Optimal pH Adjustments With Variable Rate Lime Application." In ASME 2023 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. American Society of Mechanical Engineers, 2023. http://dx.doi.org/10.1115/detc2023-114933.

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Abstract Variable rate lime application involves using advanced digital and geospatial technologies to apply lime at varying rates across a field based on soil pH levels. Soil pH levels can vary significantly across a field, and applying lime uniformly may result in over-application in some areas and under-application in others. Applying lime at variable rates, based on prescription maps prepared using soil analysis data from grid sampling can improve soil pH and achieve a desired pH level. Soil pH affects nutrient availability, soil microbial activity, crop growth, and crop development and yi
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Francisco, Alice Aparecida Rodrigues Ferreira, and Pedro Lopez. "EXERCISE AS AN ADJUVANT THERAPY FOR FATIGUE AND CARDIORESPIRATORY FITNESS IN BREAST CANCER PATIENTS: A REVIEW OF CURRENT EVIDENCE." In XXIV Congresso Brasileiro de Mastologia. Mastology, 2022. http://dx.doi.org/10.29289/259453942022v32s1032.

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Introduction: During primary breast cancer (BC) treatment, both systemic and local therapies are used to eliminate tumoral cells and reduce the risk of recurrence or disease progression. However, despite the efficacy and success of these treatments, most patients have their quality of life affected by some treatment-related side effects. Among them, fatigue and reductions in cardiorespiratory fitness are commonly observed in response to treatment toxicities during and even following primary treatment. To date, exercise has been considered an effective intervention to counteract these side effe
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