Effect thawing rate on sperm quality
WebHigher proportions of spermatozoa with fast and progressive movement were observed after 2h of post-thaw incubation when the thawing was at the faster rates (35 degrees C/40s: 8.3%, 50 degrees C/15s: 18.1% and 70 degrees C/5s: 16.5%). Whether this subtle difference might affect to the in vivo fertility of the thawed bovine semen is not known. WebThis study aimed to evaluate the effect of thawing rate and antioxidants (procyanidins [PC] and mitoquinone [MitoQ]) on the quality and antioxidant enzyme activity of post-thaw sperm in Hu sheep. Our results showed that the highest sperm quality was obtained from the group thawed at 70°C for 5 seconds.
Effect thawing rate on sperm quality
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WebTherefore, the objectives of our study were: (1) to evaluate the effect of dietary CLA supplementation in bulls, on blood plasma and seminal plasma IGF-I levels and on post … WebEffect of freezing rate of ram spermatozoa on subsequent fertility in vivo and in vitro. Anim Reprod Sci. 2000; 62:265–275. doi: 10.1016/S0378-4320(00)00121-4. [Google Scholar] …
WebThere is need for standardization of freezing–thawing protocol for rooster semen to minimize variability among results. Therefore, we aimed to compare effect of four … WebObjective: To test the effect of sperm specimen volume in the freezing-thawing process on specimen quality. Design: Experimental prospective study. Setting: Tertiary academic medical center. Patient(s): Fifty high-quality sperm donors donated ∼3 times each. …
WebSemen was thawed in water at 35°C, 20°C, or 5°C, or in a shirt pocket for 5, 5, 10, or 10 minutes, respectively. Post-thaw viability of sperm cells was assessed by determining … WebCryopreservation of sperm cells is an essential process applied for long-term conservation of aquatic genetic resources. The goal of this research was to determine effect different of straw volumes and thawing rates on the post-thaw quality and fertilization ability of cryopreserved common carp (Cyprinus carpio) sperm. In this study, semen was ...
WebEffect of the thawing rates on quality of post-thaw semen. After 48 hours liquid nitrogen storage, semen samples were thawed either at 42 C (for 15, 17, or 20 seconds), or 70 C …
WebIn this study was to investigate the effect of high temperature thawing and post-thaw cold shock application on sperm motility as well as acrosomal and total abnormalities of … easter sunday brunch houstonWebMar 1, 2011 · SUMMARY This study was designed to compare the effect of straw size (0.25 vs. 0.5 ml) and thawing time (30 vs. 60 sec) on the quality of cryopreserved buffalo bull semen. Sperm motility, plasma membrane integrity and viability were higher (p≤ 0.05) in 0.25 ml than 0.5 ml straw, thawed at 37°C either for 30 or 60 sec. easter sunday brunch hilton head scWebHowever, post thaw sperm quality was better with the faster thawing rate compared to the lower rate. No interactions between freezing and thawing rates were found in the study. … culinary staffing of america visalia caWebMar 24, 2024 · Two independent theories exist that attempt to explain the harmful effects of freezing on cells: (1) ice crystals mechanically disrupt cellular membranes thus making it impossible to obtain structurally-intact cells after thawing; and (2) deadly increases in solute concentration occur to the remaining liquid phase as ice crystals form … easter sunday brunch in bergen county njWebApr 12, 2024 · In this study, we evaluated the effects of the two thawing protocols on the survival rate of embryos frozen by vitrification and the clinical outcomes after transfer. Only women aged 38 or younger who had undergone conventional IVF or intracytoplasmic sperm microinjection (ICSI) insemination and were on their first FET cycle were included. culinary staffing san diegoWebThe first sperm evaluation was conducted immediately in order to know whether sperm quality was adequate for cryopreservation, taking total and rapid motility (%) as a criterion, and having each sample (1 per male) respectively exceed values of 80% and 75% to be considered qualifiable. Sperm cryopreservation and freezing-thawing rate evaluation. culinary staffing agency worcesterWeb1 day ago · The effects of adding AFP I and AFP III to the freezing extender on post-thawing sperm motility parameters (TMS and RPMS) are presented in Table 1, Table 2.There was a significant interaction between treatments and boars in post-thaw sperm TMS and RPMS with the supplementation of AFP III in the extender (P = 0.0004355 and … culinary staffing of america inc