embryo transfer
Follicle and corpus luteum size and vascularity as predictors of fertility at the time of artificial insemination and embryo transfer in beef cattle
... ABSTRACT.- Pinaffi F.L.V., Santos E.S., Silva M.G., Maturana Filho M., Madureira E.H. & Silva L.A. 2015. Follicle and corpus luteum size and vascularity as predictors of fertility at the time of artificial ...
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The influence of animals from embryo transfer on the genetic evaluation of growth in Simmental beef cattle by using multi-trait models
... available, embryo transfer (ET) has been used in cattle and, when coupled with artificial insemination and quantitative genetic techniques, allows large scale genetic gains in animal breeding ...
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Effect of the postpartum days on the pregnancy rate of cows submitted to fixed-time embryo transfer / Efeito dos dias pós-parto sobre a taxa de prenhez de receptoras submetidas à transferência de embriões em tempo fixo
... bovine embryo transfer programs is influenced by nutrition, management and estrus detection of the recipients (Baruselli et ...an embryo transfer program, such as the stage of embryo ...
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FACTORS AFFECTING PREGNANCY RATES AFTER OVUM PICK UP-DERIVED EMBRYO TRANSFER IN LACTATING HOLSTEIN RECIPIENTS UNDER TROPICAL CONDITIONS
... The goal of increasing progesterone concentrations through the induction of accessory CLs was not reached in the present study. This finding is consistent with that reported by Stevenson et al. (2007), in which, the ...
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Does the number of oocytes retrieved influence pregnancy after fresh embryo transfer?
... Different studies have shown a similar nonlinear relationship between the number of oocytes retrieved and the pregnancy rates after fresh embryo transfer. The plateau regions on the curves were used to ...
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Effect of Adding Human Chorionic Gonadotropin to The Endometrial Preparation Protocol in Frozen Embryo Transfer Cycles
... Materials and Methods: This study was a randomized clinical trial. Infertile women who were candidates for frozen-thawed embryo transfers entered the study and were divided into two groups, HCG and control. The ...
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Association between seropositivity for Neospora caninum and pregnancy rate in bovine receipts submitted to embryo transfer technology.
... The association between seropositivity for Neospora caninum and pregnancy rate in cows belonging to a surrogate herd submitted to embryo transfer technology was determined. The serological status was ...
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Reproductive efficiency of asymptomatic Theileria equi carriers mares submitted to an embryo transfer program
... D9), embryo recovery attempt was performed in the donor mares (Fleury et ...(GIId). Embryo receptors were divided into two groups of 20 animals each, where one was the control (GIr) and, the other one ...
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Rev. Bras. Ginecol. Obstet. vol.38 número9
... bodies. Embryo quality was evalu- ated 43 and 45 hours after ICSI (second day of embryonic development), based on the number and symmetry of blas- tomeres’ percentage of fragmentation and presence or ab- sence ...
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Effect of hysteroscopic examination on the outcome of in vitro fertilization
... after embryo trans- fer is one of the main problems of in vitro fartilization (IVF) and intrauterine pathologies can lead to unsuccessful out- ...– embryo transfer cycles, in which one or more good ...
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Effect of Piroxicam on ART Outcome: A Pilot Study
... and transfer of embryo under sonographic ...after transfer have been evaluated (3, ...of embryo transfer is reported to signiicantly affect endometrial recep- tivity (5, ...6). ...
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Rev. Bras. Ginecol. Obstet. vol.37 número2
... Today, PGS technologies have evolved to include screening of all 24 chromosomes (22 pairs of autosomes and the 2sex chromosomes). Ongoing pregnancy rates of about 60% following single embryo transfer have ...
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Chicken Embryo Utilization of Egg Micronutrients
... of embryo development and hatching of a healthy chick. To support the embryo during incubation, oxygen is the only nutrient not derived from the egg; however, adequate oxygen concentrations in the ...
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Effect of Culture System on Developmental Competence, Cryosurvival and DNA-Fragmentation of In Vitro Bovine Blastocysts
... The results of this study indicated somewhat new concepts regarding the interplay between an in vitro culture system, embryo development and cryoresist- ance of bovine embryos that differ in some points with some ...
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Efficient In Vitro Somatic Embryogenesis and Plant Regeneration from Mature and Immature Embryos of Wheat (Triticum aestivum L.)
... induction and somatic embryogenesis. Since higher concentration of 2,4-D had negative effect on somatic embryo development, low concentration of 2,4-D in combination with high concentration of picloram, were used ...
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Phase transfer catalysis.
... PHASE TRANSFER CATALYSIS - Since its discovery, phase transfer catalysis (PTC) has grown considerably and nowadays is one of the most versatile preparative ...
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MATERIAL AND METHODS Somatic embryo induction
... Figure 2 - (A) Conversion of somatic embryos of yacón (Smallanthus sonchifolius) on hormone-free MS medium supplemented with 2 g.L -1 activated charcoal. Treatments refer to the culture media used for somatic embryos ...
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Chicken embryo fibroblast (CEF) cell culture
... Marek’s disease (MD), a lymphoproliferative disorder of chickens caused by the MD virus (MDV), is economically significant. The resistance/susceptibility to MD is controlled by host genetics. The host response to ...
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In vitro REGENERATION OF Didymopanax morototoni
... Somatic embryo development can take place either directly (without intervening calli), or indirectly (with an initial callus ...somatic embryo development (Raemakers et ...
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Induced spawning and early ontogeny in hatchery-reared catfish Zungaro jahu (Siluriformes: Pimelodidae)
... The recently hatched free embryo (0-6 HPH, 3.9 ± 0.0 - 4.3 ± 0.2 mm TL) had an almost transparent body. The head and anterior part of the body rested over the prominent yolk sac. The non-pigmented primordial fin ...
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