Academic literature on the topic 'Live sperm'

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Journal articles on the topic "Live sperm"

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Cho Ping, Ng, Noor Hashida Hashim, and Durriyyah Sharifah Hasan Adli. "Effects ofNigella sativa(Habbatus sauda) Oil and Nicotine Chronic Treatments on Sperm Parameters and Testis Histological Features of Rats." Evidence-Based Complementary and Alternative Medicine 2014 (2014): 1–7. http://dx.doi.org/10.1155/2014/218293.

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Twenty-fourSprague-Dawleymale rats (7–9 weeks old, 200–250 g) were divided into Nicotine (N) (0.5 mg/100 g body weight (BW), Nicotine Control (NC) (saline, 0.1 mL/100 g BW),Habbatus saudaoil (HS) (6.0 μL/100 g BW), andHabbatus saudaControl (HSC) (corn oil, 0.1 mL/100 g BW) groups and treated for 100 days. Sperm parameters and seminiferous tubules measurements were evaluated. The N showed a significantly lower sperm motility (1.03±0.05×106 sperm/mL) and percentage of normal (82.61±0.03%) and live (93.88±0.01%) sperm, higher value for the seminiferous tubule (253.36±1.83 μm) and lumen (100.15±2.
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Al-Dulimi, Ayman Ali H., and Ali Abdullah Zuairi Al-Sadoon. "Effect of Aqueous Extract of Dill leaves (AEDL) on some Traits of Ram Epididymal Sperms under Cooling Conditions." IOP Conference Series: Earth and Environmental Science 1262, no. 7 (2023): 072048. http://dx.doi.org/10.1088/1755-1315/1262/7/072048.

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Abstract The current study was conducted in the Graduate Studies Laboratory of the College of Agriculture, Al-Muthanna University, for the period from December 3, 2022 to March 9, 2023, to determine the effect of an aqueous extract of dill leaves ( AEDL)on some properties of epididymal sperms of rams under cooling conditions of 5 °C for different periods. The aqueous extract of dill leaves was prepared and kept in the refrigerator until the time of use. The epididymal sperms were obtained from the testis of Rams that slaughters in the local slaughterhouse of Al-Muthanna Governorate, the testic
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Mohamed, Amal, Aza Hassan, Magdy Amer, and El-Said Abdel-Aziz. "The effects of oral ketoconazole and griseofulvin on the fertility of male rabbits." Mansoura Veterinary Medical Journal 21, no. 2 (2020): 32–38. http://dx.doi.org/10.35943/mvmj.2020.21.2.0203.

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Objectives: To investigate possible side effects of ketoconazole and griseofulvin on fertility of clinically healthy male rabbits. Design: Randomized controlled experimental study. Animals: Thirty mature male rabbits. Procedures: Rabbits were randomly allocated into three equal sized groups (10 animals each). The first group served as a control group (received no treatment), the second group received griseofulvin (25 mg/kg B.W) orally for 30 days, and the third group received ketoconazole (50 mg/kg B.W) orally for 30 days. Semen samples were collected after 1 day, 1 week and 2 weeks post-admin
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Al-Sadoon, Ali. "Effect of Aqueous extract of Moringa Olivera leaves( AEMOL) on some characteristics of ram epididymal sperms under cooling conditions." Muthanna Journal for Agricultural Sciences 10, no. 2 (2023): 1–6. http://dx.doi.org/10.52113/mjas04/10.2/12.

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The current study was conducted in the Graduate Studies Laboratory at the College of Agriculture, Al-Muthanna University, for the period from December 3, 2022 to March 9, 2023, to determine the effect of an aqueous extract of Moringa leaves on some characteristics of epididymal sperm of rams under cooling conditions for different periods. The aqueous extract of Moringa leaves was prepared and stored in the refrigerator ( 5 °C) until the time of use, the testicles were transferred to the laboratory less than an hour after the slaughter of the animal, the caudal epididymis was diluted with a Tri
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ROTHMAN, CAPPY MILES. "Live Sperm, Dead Bodies." Journal of Andrology 20, no. 4 (1999): 456–57. http://dx.doi.org/10.1002/j.1939-4640.1999.tb02542.x.

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Th. Taha, N., T. W. AL Doori, D. J. Howaizi, S. B.Al-Deen, and S. Y. Taha. "EFFECT OF STRAIN AND TERPERATURE ON SOME SEMENAL CHACTERISTICS OF LOCAL TURKEY MALRS." Iraqi Journal of Veterinary Medicine 13, no. 1 (1989): 208–17. http://dx.doi.org/10.30539/ijvm.v13i1.1672.

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This study was conducted at the turkey farm of the College of Agriculture, Salahaddin University, by using (7) black and (10) red local turkey males to study the effect of strain and environmental temperature on some semen characteristics (Semen volume, colour, pH, Individual and mass sperm motility, live and abmormal sperm percentage, and aperm concentration in cu. ml. and in ejaculate, and to study the relation between paire of characters under study. Analysis of voriance showed that strain had a signifiant effect (p<0.05) only on mass sperm motility and sperm concentration in cu ml trait
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Reynolds, Steven, Sarah J. Calvert, Stephen J. Walters, Martyn N. Paley, and Allan A. Pacey. "NMR spectroscopy of live human asthenozoospermic and normozoospermic sperm metabolism." Reproduction and Fertility 3, no. 2 (2022): 77–89. http://dx.doi.org/10.1530/raf-21-0101.

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Sperm motility varies between ejaculates from different men and from individual men. We studied normozoospermic and asthenozoospermic ejaculates after density-gradient centrifugation washing (DCG, 80/40%) and compared high- (80%) and low (40%)-motility sperm populations within the same sample. Our objective was to identify differences in endogenous metabolomes and energy metabolism in relation to sperm motility. 1H-Nuclear Magnetic Resonance spectroscopy (NMR) measured the endogenous metabolome of live human sperm. Incubating sperm with 13C-labelled substrates detected energy metabolism by 13C
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Hosseinchi, Mohammadreza, and Gholamreza Najafi. "Protective Effects of Hydroalcoholic Extract of Achillea Millefolium on In-vitro Fertilization in Streptozotocin-Induced Diabetic Male Mice." Qom Univ Med Sci J 16, no. 11 (2023): 928–41. http://dx.doi.org/10.32598/qums.16.11.2747.1.

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Background and Objectives: Diabetes is one of the determining factors in fertility that causes disturbances in spermatogenesis, ovulation and embryo formation. Achillea Millefolium (AM), as a medicinal plant with strong antioxidant and anti-inflammatory properties, is used to treat many diseases. This study aims to evaluate the protective effect of AM hydroalcoholic extract on sperm parameters and In-Vitro Fertilization (IVF) rate in mice. Methods: In this study, 40 mice were divided into five groups; control group, diabetic group, diabetic+low AM (receiving 37.5 mg/kg of AM extract daily), di
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Habeeb, A. O., H. M. H. Habeeb, and O. A. Mohammed. "Effect of Vitamin K Additive to Tris-Egg Yolk Extender on Iraqi Buffalo Bull Semen Characteristics." IOP Conference Series: Earth and Environmental Science 1449, no. 1 (2025): 012001. https://doi.org/10.1088/1755-1315/1449/1/012001.

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Abstract Buffalo sperm are sensitive to peroxidation of lipids because buffalo spermatozoa contain highly polyunsaturated free fatty acid (PUFA) which reduces the bull fertility following cryopreservation compared to other species. The current study was carried out to determine the effect of vitamin K supplementation in tris extender on Iraqi buffalo semen following treatment, cooling, and cryopreservation. Four Iraqi buffalo bulls were used in the current study. Samples were collected from all bulls accumulated and extended in tris extender with vitamin K at 0 (control), 0.03, 0.06, 0.09 ml/1
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Veznik, Z., D. Svecova, A. Zajicova, and P. Prinosilova. "Functional evaluation of dog ejaculates with priority given to the aspect of acrosome integrity." Veterinární Medicína 48, No. 8 (2012): 221–28. http://dx.doi.org/10.17221/5773-vetmed.

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38 ejaculates of dogs of various breeds from2to 6 years old were examined in a short-term 120 min survival test. The examination focused on the functional parameters of sperm (motility, percentage of live sperma­tozoa, acrosomal integrity) and their morphology. The levels of relationship between individual criteria of sperm analysis were demonstrated. Statistically highly significant correlations between motility, ratio of live spermatozoa, percentage of intact acrosomes and percentage of spermatozoa with altered superficial structures were proven. Our findings proved the sensitivity o
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Dissertations / Theses on the topic "Live sperm"

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SUGANUMA, NOBUHIKO, YOSHIMASA ASADA, YUTAKA TOMODA, ATSUO ITAKURA, and MASANORI YAMAMOTO. "A Live Birth from Intracytoplasmic Injection of a Testicular Spermatozoon." Nagoya University School of Medicine, 1997. http://hdl.handle.net/2237/16749.

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Raheem-Kizchery, Ruby. "Assessment of DNA degradation in live spermatozoon using laser tweezers Raman microspectrometry." Thesis, University of Edinburgh, 2014. http://hdl.handle.net/1842/25706.

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Purpose: Sperm nuclear proteins and DNA integrity have been implicated in infertility and treatment failures. High stallion to stallion variability is observed in sperm cryopreservation protocols. The cells are destroyed with harsh chemicals prior to using biochemical assays to test sperm DNA quality. The feasibility of using Raman spectrometry in combination with a laser trap for non-destructive micromanipulation and characterization of DNA damage in motile stallion and human sperm is experimentally investigated in this thesis. Methods: Live stallion sperms were subjected to controlled cellul
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Paul, Catriona. "The origins and consequences of DNA damage in the male germ line." Thesis, University of Edinburgh, 2008. http://hdl.handle.net/1842/3443.

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Infertility affects ~20% of couples in Europe and in 50% of cases the problem lies with the male. The development of assisted reproductive technologies (ART) such as in vitro fertilisation (IVF) and intra-cytoplasmic spermatozoa injection (ICSI) has allowed some couples to overcome male-factor infertility. However concerns remain over the increasing use of ART as elevated levels of DNA damage in sperm from infertile men have been reported and a link between DNA damage in sperm and early embryonic failure has been demonstrated. DNA damage in sperm, caused by oxidative stress may also be passed
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Brodin, Thomas. "Ovarian Reserve and Assisted Reproduction." Doctoral thesis, Uppsala universitet, Obstetrik & gynekologi, 2013. http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-192998.

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Treatment success in IVF-ICSI is mainly limited by female age, but differences in ovarian reserve (OR; the remaining pool of oocytes and their quality) between individuals modify treatment prerequisites among women of similar age. OR may be assessed by OR tests (ORTs). The main aims of this work were to study menstrual cycle length (MCL), basal levels of circulating gonadotrophins, antral follicle count (AFC) and serum Anti-Müllerian hormone (AMH) levels and their associations with and prognostic capacities regarding IVF-ICSI outcome in large cohorts of unselected women. Age-adjusted MCL was p
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Brazdova, Andrea. "Study of immunological properties of sperm and seminal plasma antigens : anti-seminal and anti-sperm antibodies in female immune infertility : characterization of targeted proteins." Phd thesis, Université Pierre et Marie Curie - Paris VI, 2014. http://tel.archives-ouvertes.fr/tel-01037917.

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The World health Organization reports infertility as a disease and a failure of reproductive tract to achieve pregnancy after 12 months or more of regular unprotected sexual intercourse. Nowadays, infertility has become a common life phenomenon affecting 1 out of 5 couples at reproductive age. Idiopathic cause is mostly associated with active immune system which may produce high levels of anti-seminal and/or anti-sperm antibodies. Auto-immunization as well as iso-immunization has a significant role in up to 30% of reported cases of infertility. Semen that is defined as a complex fluid containi
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Santoso, Benedicta. "The effect of sperm apoptosis, Reactive Oxygen Species (ROS) and semen sample handling on sperm parameters and Assisted Reproductive Technology (ART) outcomes." Thesis, Edith Cowan University, Research Online, Perth, Western Australia, 2020. https://ro.ecu.edu.au/theses/2373.

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Overall, this doctoral study aimed to contribute to the existing knowledge and clinical practice regarding male infertility, especially in relation to the potential sources and clinical impact of sperm apoptosis and reactive oxygen species (ROS) in the context of assisted reproductive technology (ART). This thesis encompasses three independent studies, each of which addresses a single aim related to different aspects of male infertility and ART practices. Study 1 examined the relationship between sperm apoptosis and ROS levels and ART outcomes. On the day of oocyte retrieval, the levels of spe
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Gies, Sabrina [Verfasser]. "New molecular insights into sperm epigenetics: regulation of LINE-1 elements by CpG methylation and histone-modifications, and its impacts on sperm quality / Sabrina Elisabeth Gies." Gieߟen : Universitätsbibliothek, 2019. http://d-nb.info/1209134799/34.

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Gies, Sabrina Elisabeth [Verfasser]. "New molecular insights into sperm epigenetics: regulation of LINE-1 elements by CpG methylation and histone-modifications, and its impacts on sperm quality / Sabrina Elisabeth Gies." Gieߟen : Universitätsbibliothek, 2019. http://d-nb.info/1209134799/34.

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Robinson, Callum Andrew. "The cryopreservation of human semen, and subsequent evaluation of a commercially-available device to isolate motile sperm." Thesis, Edith Cowan University, Research Online, Perth, Western Australia, 2018. https://ro.ecu.edu.au/theses/2146.

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The cryopreservation of human semen is a vital asset in assisted reproductive technologies (ART). Although advances have been in the freezing of sperm, further refinement is both necessary and ongoing. Computer-assisted semen analysis (CASA) has been increasingly utilised in both research and diagnostic however there are a range of variables that must first be controlled in order to produce reliable measurements. Following thawing, sperm must be isolated from both the original seminal plasma and the cryoprotectants; the two most used isolation methods include density gradient centrifugation (D
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Larsdotter, Mellström Helena. "Life history evolution in a bivoltine butterfly." Doctoral thesis, Stockholms universitet, Zoologiska institutionen, 2012. http://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-81399.

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Evolution is not always straight-forward, as selection pressures may differ between different generations of the same species. This thesis focuses on the evolution of life history of the model species, the Green-veined White butterfly Pieris napi. In central Sweden P. napi has two generations per year. The directly developing summer generation is short-lived and time stressed, compared to the diapausing generation. In paper I polyandry, defined as female mating rate, was shown to differ between generations but was unaffected by environmental factors. In paper II both males and females of the d
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Books on the topic "Live sperm"

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Sally, Morgan. Sperm whales and other deep-water life. QEB Pub., 2009.

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Werner, Anne M. Computer simulation of the underwater detection of sperm shales using modifications of line transect theory. Available from the National Technical Information Service, 1993.

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Cobb, Matthew. The egg & sperm race: The seventeenth-century scientists who unravelled the secrets of sex, life and growth. Free Press, 2006.

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Jewell, Lisa. The making of us: A novel. Atria Books, 2012.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1996.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1996.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1995.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1995.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1995.

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Buyer, Robert L. Carving sea life. Stackpole Books, 1995.

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Book chapters on the topic "Live sperm"

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Koski, William R., J. Craig George, and Bernd Würsig. "Bowhead Whale Reproductive Strategies." In Sex in Cetaceans. Springer International Publishing, 2023. http://dx.doi.org/10.1007/978-3-031-35651-3_22.

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AbstractBowhead whales (Balaena mysticetus) have adopted growth and reproductive strategies to survive in a challenging environment where no other mysticete whales reside. They grow slowly, become sexually mature at around 25 years (later than other mammals), and do not give birth until they have sufficient energy reserves for the best possible chance of survival of the calf to weaning and long-term survival of the mother. To compensate for late maturity and long inter-birth intervals, some seem to have the capability to live to 200+ years of age, making them the longest-lived mammal known to
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Eguiguren, Ana, Christine M. Konrad Clarke, and Mauricio Cantor. "Sperm Whale Reproductive Strategies: Current Knowledge and Future Directions." In Sex in Cetaceans. Springer International Publishing, 2023. http://dx.doi.org/10.1007/978-3-031-35651-3_19.

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AbstractSperm whales’ reproductive strategies are centered around their extreme sexual dimorphism, both in morphology and behavior. Females are much smaller than males and are highly social. Females live in stable, matrilineally based social units with communal care of calves, including cooperative defense and allonursing. In contrast, male sperm whales are large nearly solitary nomads. Males disperse from their natal social unit and move toward the poles, where they eat and grow almost three times larger than females. Males’ great ranges span across and between ocean basins, allowing global g
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Carvalho, Inês, Andreia Pereira, Francisco Martinho, et al. "Cetaceans of São Tomé and Príncipe." In Biodiversity of the Gulf of Guinea Oceanic Islands. Springer International Publishing, 2022. http://dx.doi.org/10.1007/978-3-031-06153-0_23.

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AbstractThe Gulf of Guinea is a marine biodiversity hotspot, but cetacean fauna in these waters is poorly studied and our knowledge is documented mostly from opportunistic (sightings and strandings) and whaling data. This chapter presents a short review of historical whaling in the Gulf of Guinea and an update of cetacean biodiversity in the waters of São Tomé and Príncipe. Observations since 2002 have confirmed the presence of 12 species of cetaceans, 5 of them new to the region (Striped Dolphin, Rough-toothed Dolphin, Risso’s Dolphin, Pygmy Killer Whale, and Dwarf Sperm Whale). The archipela
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Yudin, Andrey. "Napoleon’s Hat, Ballerina Legs, Sperm, Tadpole, Spirochete, and Sausage-Like Deformity." In Metaphorical Signs in Computed Tomography of Chest and Abdomen. Springer International Publishing, 2023. http://dx.doi.org/10.1007/978-3-031-24494-0_96.

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Roscoe, Lori A., and David P. Schenck. "Case 5—Is There Life After Death? A Case of Post-mortem Sperm Retrieval." In Communication and Bioethics at the End of Life. Springer International Publishing, 2017. http://dx.doi.org/10.1007/978-3-319-70920-8_5.

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Boi, Silvia, and Marco Ferraguti. "Temporal pattern of the double sperm line production in Tubifex tubifex (Annelida, Oligochaeta)." In Aquatic Oligochaete Biology VIII. Springer Netherlands, 2001. http://dx.doi.org/10.1007/978-94-010-0597-5_11.

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Nomikos, Michail, Maria Theodoridou, and F. Anthony Lai. "Where Life Begins: Sperm PLCζ in Mammalian Egg Activation and Implications in Male Infertility." In Phospholipases in Health and Disease. Springer New York, 2014. http://dx.doi.org/10.1007/978-1-4939-0464-8_15.

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Gao, Feng. "Human Sperm Vitrification: Review of Recent Progress." In Embryology Update [Working Title]. IntechOpen, 2022. http://dx.doi.org/10.5772/intechopen.106267.

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Sperm vitrification has been used in the field of assisted reproductive technology (ART) for years and has resulted in many healthy live births. Compared to the conventional sperm slow freezing method, vitrification is simpler, quicker, and less expensive, and some vitrification methods are also cryoprotectant free, which has the potential to become an alternative cryopreservation method for human sperm. Human sperm vitrification has been the most commonly used and valuable way to preserve the fertility of males with small numbers of spermatozoa. Recently, new sperm vitrification devices have
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Hazlewood, L., Q. Dong, R. Walter, C. Huang, and T. Tiersch. "Sperm Cryopreservation For Live‚ÄìBearing Fishesof The Genus Xiphophorus." In Marine Biology. CRC Press, 2008. http://dx.doi.org/10.1201/9780849380549.ch13.

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"Sperm cryopreservation of live-bearing fishes of the Genus Xiphophorus." In Methods in Reproductive Aquaculture. CRC Press, 2008. http://dx.doi.org/10.1201/9780849380549-23.

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Conference papers on the topic "Live sperm"

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Shaked, Natan T. "New Horizons in In Vitro Fertilization: 3D Imaging and Selection of Live Sperm Cells for Intracytoplasmic Sperm Injection." In Clinical and Translational Biophotonics. Optica Publishing Group, 2025. https://doi.org/10.1364/translational.2025.ttu3f.2.

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Our label-free, real-time interferometric microscopy technique of live sperm cells allows their 3D morphological evaluation as if they are chemically stained, improving fertilization rates, usable embryo rates, pregnancy rates, and implantation rates in clinical studies.
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Ali, Rihab, Ali Rahim, and Hind Majeed. "Successful Pregnancy and Live Birth After Intracytoplasmic Sperm Injection in Male Partner with Primary Ciliary Dyskinesia (Kartagener’s Syndrome): Case Report." In 5th International Conference on Biomedical and Health Sciences. Cihan University-Erbil, 2024. http://dx.doi.org/10.24086/biohs2024/paper.1362.

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Primary ciliary dyskinesia (PCD) is a rare genetically inhertied disorder. It is autosomal recessive disease. It is characterized by abnormal structure of the cilia in epithelial lining of the uterine tube, respiratory tract and tail of the sperm. Clinically it involves chronic sinusitis, bronchitis and situs inversus. The infertility is due to totally immotile sperms. This is a case of male with KS attended the infertility center in Al-Kafeel Super-speciality hospital with one-year history of primary infertility. The seminal fluid analysis revealed totally immotile sperms with 65% viability a
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Osypchuk, G., Nina Bradu, Irina Gengera, Ion Balan та S. Povetkin. "К вопросу влияния биологически активных веществ (БАВ) на сперматогенез и некоторые биохимические показатели крови". У Scientific and practical conference with international participation: "Management of the genetic fund of animals – problems, solutions, outlooks". Scientific Practical Institute of Biotechnologies in Animal Husbandry and Veterinary Medicine, 2023. http://dx.doi.org/10.61562/mgfa2023.40.

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The use of biologically active substances allows you to activate the functions of all organs and systems of the body. The aim of the research was to study the effect of BAS agents on the qualitative and quantitative parameters of sperm and some biochemical parameters of the blood of boars and rams. During the research, it was found out that the non-hormonal BAS agents used by us can improve spermatogenesis, do not have a negative effect on the body, stimulate metabolic processes. It was found that the qualitative and quantitative parameters of the seed (the number of live sperms and the number
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Scherr, Thomas F., Gerald Knapp, Terrence Tiersch, W. Todd Monroe, and Krishnaswamy Nandakumar. "The Activation of Zebrafish Sperm Cells in a Micromixer." In ASME 2013 Summer Bioengineering Conference. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/sbc2013-14734.

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The freshwater fish, Danio rerio (zebrafish), have become widely used as a model organism for vertebrate development, DNA mutation, and human disease studies [1]. Maintaining live colonies of the numerous developed strains of zebrafish under investigation can be prohibitively costly. As such, there is a growing need to catalog their reproductive cells and have them available on demand [2]. Thus cryopreservation of model strain gametes has become an important endeavor, where evaluation of freezing and thawing techniques is currently a bottleneck to these procedures.
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Neumann, Brooke, Jerome Check, Carrie Wilson, Donna Summers, and Kathleen Hollahan. "Evaluation of Outcome Following Oocyte Retrieval in Women with Marked Diminished Oocyte Reserve (DOR) Where the Only Oocyte Retrieved Was in a Metaphase I State." In 27th Annual Rowan-Virtua Research Day. Rowan University Libraries, 2023. https://doi.org/10.31986/issn.2689-0690_rdw.stratford_research_day.40_2023.

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OBJECTIVE: To determine if there is value in culturing a metaphase I oocyte to metaphase II followed by intracytoplasmic sperm injection (ICSI), fertilization, then embryo transfer (ET) in women with marked DOR. MATERIALS AND METHODS: A follicle stimulating hormone (FSH) receptor up-regulation technique was used in women whose day 3 serum FSH levels were >12 mIU/mL and/or the serum anti-mullerian (AMH) level was 1<ng/mL to mature antral follicle(s) to the dominant follicle stage (average diameter >18) and serum estradiol (E2) >200pg/mL when 10,000 IU human chorionic gonadotropin (h
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Ebrahimi Warkiani, Majid. "MICROFLUIDIC INTRACYTOPLASMIC SPERM INJECTION (MICSI)." In The 28th International Conference on Miniaturized Systems for Chemistry and Life Sciences - Micro-Total Analysis Systems. Chemical and Biological Microsystems Society, 2024. https://doi.org/10.70477/tvlm8985.

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Bhowmick, Sankha, Bharat D. Nath, John D. Biggers, and Mehmet Toner. "Thermostability Studies of Desiccated Murine Spermatozoa Nuclear DNA to Predict the Beneficial Effect of Trehalose in Long Term Storage." In ASME 2002 International Mechanical Engineering Congress and Exposition. ASMEDC, 2002. http://dx.doi.org/10.1115/imece2002-33684.

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Long term preservation of mouse sperm in a desiccated state using sugars like trehalose may offer attractive economic benefits in the management of rapidly increasing transgenic mouse strains. The goal of the current study was to evaluate the protective effect of intracellular trehalose on sperm nucleus by predicting the long-term nuclear degradation kinetics of desiccated spermatozoa using an Arrhenius model whose parameters are obtained from high temperature-short time storage studies. B6D2F1 sperm isolated in an EGTA supplemented tris-HCl buffer (with or without 0.5M intracellular trehalose
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"In Vitro Effects of Propranolol on Human Sperm Motility." In International Conference on Earth, Environment and Life sciences. International Institute of Chemical, Biological & Environmental Engineering, 2014. http://dx.doi.org/10.15242/iicbe.c1214109.

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Rashid, Mofeed Turky, Farah Abbas Naser, and Anwer Hammadi Mjily. "Autonomous Micro-Robot Like Sperm based on Piezoelectric Actuator." In 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE, 2020. http://dx.doi.org/10.1109/icecce49384.2020.9179437.

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Fu, Henry C., Vivek Shenoy, Thomas Powers, and Charles W. Wolgemuth. "Swimming Microorganisms in Complex Media." In ASME 2010 First Global Congress on NanoEngineering for Medicine and Biology. ASMEDC, 2010. http://dx.doi.org/10.1115/nemb2010-13155.

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Microogranisms such as sperm and E. coli swim in a low-Reynolds number environment. In the zero-Reynolds-number Stokes limit, their kinematics are completely controlled by viscous forces and inertia is unimportant. This swimming environment is quite different from our usual (high Reynolds number) intuition about swimming. For example, due to the kinematic reversibility of Stokes flow, motions that look the same going forward and backward in time, such as the linear motion of an oar-like appendage, do not lead to net translation. Thus microorganisms in Newtonian fluids use swimming motions with
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Reports on the topic "Live sperm"

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Teja, Dr K. Pavana, Dr B. Indira, and Dr Blessy Manohar. YOUNGS SYNDROME - A RARE INHERITED SYNDROME IN YOUNG MALE ADULTS. World Wide Journals, 2023. http://dx.doi.org/10.36106/ijar/5408129.

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Youngs syndrome also known as azoospermia sinopulmonary infections,sinusitis -infertility syndrome and Barry - Perkins -Young syndrome is a rare, inherited syndrome commonly seen in middle aged men with chronic reccurent rhinosinusitis, bronchiectasis, infertility due to azoospermia. Diagnosis of youngs syndrome is based on the occurrence of early onset progression in adult life with the presence of clubbing, sinusitis, and cystic bronchiectasis1.Azoospermia is seen due to hypomotility and decreased sperm count.
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Hansen, Peter J., and Zvi Roth. Use of Oocyte and Embryo Survival Factors to Enhance Fertility of Heat-stressed Dairy Cattle. United States Department of Agriculture, 2011. http://dx.doi.org/10.32747/2011.7697105.bard.

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The overall goal was to identify survival factors that can improve pregnancy success following insemination or embryo transfer in lactating dairy cows exposed to heat stress. First, we demonstrated that oocytes are actually damaged by elevated temperature in the summer. Then we tested two thermoprotective molecules for their effect on oocyte damage caused by heat shock. One molecule, ceramide was not thermoprptective. Another, insulin-like growth factor-1 (IGF) reduced the effects of heat shock on oocyte apoptosis and oocyte cleavage when added during maturation. We also used lactating cows ex
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