Results 21 to 30 of about 261,635 (346)

Influence Of Combinations Of Some Permeable Cryoprotectants With Chicken And Duck Egg Yolks On Freezability And Dna Integrity Of Buffalo Spermatozoa

open access: yesJournal of Applied Veterinary Sciences, 2020
The present study aimed to investigate the cryoprotective effect of different combinations of glycerol (G), dimethyl sulphoxide (DMSO) and dimethylformamide (DMF) with chicken egg yolk (CEY) and duck egg yolk (DEY) on freezability of buffalo spermatozoa.
Rawash, Z.M.   +3 more
doaj   +1 more source

Live birth after fresh embryo transfer vs elective embryo cryopreservation/frozen embryo transfer in women with polycystic ovary syndrome undergoing IVF (FreFro-PCOS): study protocol for a multicenter, prospective, randomized controlled clinical trial [PDF]

open access: yes, 2014
BACKGROUND: Polycystic ovary syndrome (PCOS) patients are at increased risk of pregnancy complications, which may impair pregnancy outcome. Transfer of fresh embryos after superovulation may lead to abnormal implantation and placentation and further ...
Bo Zhang   +9 more
core   +2 more sources

Differences in Endocrine and Cardiac Changes in Mares and Her Fetus before, during, and after Parturition in Horses of Different Size

open access: yesAnimals, 2020
Equine fetomaternal monitoring is based on endocrine and cardiac parameters which may differ among small, medium-size, and full-size horses. Therefore, Shetland (n = 6), Haflinger (n = 8), and Warmblood pregnancies (n = 9) were studied during late ...
Christina Nagel   +3 more
doaj   +1 more source

Efficiency of Semen Cryopreservation in Stallions

open access: yesAnimals, 2020
Differences in the cryotolerance of spermatozoa exist among stallions, but it remains to be determined to what extent such differences are affected by breed.
Jörg Aurich   +3 more
doaj   +1 more source

The Effect of Embryo Transfer Process Duration on Implantation Success

open access: yesGynecology Obstetrics & Reproductive Medicine, 2022
OBJECTIVE: To evaluate the effect of the embryo transfer duration of standard and simple embryo transfer method. STUDY DESIGN: This study was a retrospective cohort study conducted at a tertiary ART Centre, between June 2018- September 2018.
Isıl Kasapoglu   +7 more
doaj   +1 more source

Sperm Quality during Storage Is Not Affected by the Presence of Antibiotics in EquiPlus Semen Extender but Is Improved by Single Layer Centrifugation

open access: yesAntibiotics, 2017
Contamination of semen with bacteria arises during semen collection and handling. This bacterial contamination is typically controlled by adding antibiotics to semen extenders but intensive usage of antibiotics can lead to the development of bacterial ...
Ziyad Al-Kass   +6 more
doaj   +1 more source

Failure to remove bluetongue serotype 8 virus (BTV-8) from in vitro produced and in vivo derived bovine embryos and subsequent transmission of BTV-8 to recipient cows after embryo transfer [PDF]

open access: yes, 2019
The behavior of BTV-8 in cattle is different from most other serotypes not only with regards to clinical signs but certainly with respect to virus transmission (transplacental, contact). Therefore, the possibility of virus transmission by means of embryo
De Clercq, Kris   +6 more
core   +1 more source

Sequential cleavage and blastocyst embryo transfer and IVF outcomes: a systematic review

open access: yesReproductive Biology and Endocrinology, 2021
Background Sequential embryo transfer has been proposed as a way to improve embryo implantation in women for in vitro fertilization (IVF), but the effect on pregnancy outcomes remains ambiguous.
Jianeng Zhang   +3 more
doaj   +1 more source

BIRTH OF TWIN CALVES THROUGH MULTIPLE OVULATION AND EMBRYO TRANSFER: A CASE REPORT [PDF]

open access: yesExploratory Animal and Medical Research, 2013
A surrogate Gir cow delevered twin calves after receiving embryo from a donor Sahiwal cow at Multiple Ovulation and Embryo Transfer laboratory, Haringhata, West Bengal, India is reported.
P.S. Sengupta   +4 more
doaj  

The lady vanishes: what's missing from the stem cell debate [PDF]

open access: yes, 2006
Most opponents of somatic cell nuclear transfer and embryonic stem cell technologies base their arguments on the twin assertions that the embryo is either a human being or a potential human being, and that it is wrong to destroy a human being or ...
A. Fagot-Largeault   +50 more
core   +2 more sources

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