Results 41 to 50 of about 88,497 (258)

Use of sex-sorted and unsorted frozen/thawed sperm and in vitro fertilization events in bovine oocytes derived from ultrasound-guided aspiration

open access: yesRevista Brasileira de Zootecnia, 2013
The objective was to investigate the effects of sex-sorting on early fertilization events in ovum pick up (OPU) derived oocytes fertilized in vitro with frozen-thawed sperm at different co-incubation lengths.
Salvador Ruiz López   +6 more
doaj   +1 more source

Pengaruh Tingkat Stres Dan Kadar Kortisol Dengan Jumlah Folikel Dominan Pada Penderita Infertilitas Yang Menjalani Fertilisasi Invitro [PDF]

open access: yes, 2015
Tujuan: Mempelajari hubungan antara tingkat stres dan kadar kortisol darah dengan jumlah folikel dominan pada pasien infertilitas yang menjalani prosedur fertilisasi in vitroBahan dan Metode: Studi ini merupakan penelitian analitik cross sectionaldi dua ...
Maramis, M. (Margarita)   +2 more
core   +1 more source

Effect of use and dosage of p-follicle-stimulating hormone for ovarian superstimulation before ovum pick up and in vitro embryo production in pregnant Holstein heifers.

open access: yesJournal of Dairy Science, 2023
The benefit of ovarian superstimulation using exogenous FSH before ovum pick-up (OPU) and in vitro embryo production (IVEP) has been the subject of conflicting results.
C. Hayden   +4 more
semanticscholar   +1 more source

Application status and prospect of bovine ovum pick-up and in vitro embryo production technologies

open access: yes浙江大学学报. 农业与生命科学版, 2022
The application of ovum pick-up (OPU) and in vitro embryo production (IVP) can significantly improve the reproductive efficiency of cows, which is of great significance for the propagation of superior breeds of dairy cows and beef cattle. In recent years,
QIU Jinlong   +3 more
doaj   +1 more source

Resolution of two cases of ovarian abscesses in mares subjected to ovum pick up.

open access: yesEquine Veterinary Journal, 2023
BACKGROUND Currently, for in vitro embryo production in live mares, immature oocytes are retrieved by transvaginal follicular aspiration or ovum pick up (OPU). Occasionally, ovarian abscesses have been described after OPU, but no current consensus exists
P. Fernández-Hernández   +6 more
semanticscholar   +1 more source

Combined ovulation triggering with GnRH agonist and hCG in IVF patients [PDF]

open access: yes, 2016
The aim of the review is to analyse the combination of a gonadotrophin releasing hormone (GnRH) agonist with a human chorionic gonadotrophin (hCG) trigger, for final oocyte maturation in in vitro fertilisation (IVF) cycles.
Kasum, Miro   +5 more
core   +1 more source

The Effect of Different FSH Administration Before Ovum Pick Up on Superstimulation Response and Oocyte Yield.

open access: yesReproduction in domestic animals = Zuchthygiene, 2023
This study aims to evaluate the effect of synchronization and different superstimulation protocols on oocyte yield before ovum-pick up (OPU) to provide a homogeneous follicle population.
M. Çiftçi, D. Dinç
semanticscholar   +1 more source

In vitro embryo production in ovine: critical vision of the method and of the field results [PDF]

open access: yes, 2009
A metodologia de produção in vitro de embriões de ovinos implica no desenvolvimento de meios de maturação, fertilização e cultivo que permitam aumentar a taxa de clivagem e desenvolvimento, tanto para o investimento biotecnológico em programas comerciais,
TRALDI, Anneliese de Souza
core   +2 more sources

Efficient in vitro embryo production using in vivo-matured oocytes from superstimulated Japanese Black cows

open access: yesThe Journal of Reproduction and Development, 2019
We examined whether the use of in vivo-matured oocytes, collected by ovum pick-up (OPU) from superstimulated Japanese Black cows, can improve the productivity and quality of in vitro produced embryos.
Junki EGASHIRA   +6 more
doaj   +1 more source

Effects of oxygen supplementation in ewes subjected to laparoscopic ovum pick-up under total intravenous anesthesia

open access: yesActa Veterinaria Brasilica, 2023
Laparoscopy procedures are useful tools to perform some assisted reproductive biotechnologies in ewes, it requi-res general anesthesia and manoeuvres that might result in alteration of the cardiopulmonary function.
Maria Fernanda Santos Silva   +6 more
semanticscholar   +1 more source

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