Results 111 to 120 of about 8,151 (329)

Unraveling ovarian histology: The key morphological aspects that spur the development of the Fossa ovarii in equine

open access: yesThe Anatomical Record, EarlyView.
Abstract The equine ovary exhibits unique structural and developmental features that distinguish it from those of other domestic species, including the presence of an ovulation fossa and an inversion of cortical and medullary layers. This study aimed to investigate the morphostructural development of the equine fetal ovary, with particular emphasis on ...
Laura Ver Goltz   +5 more
wiley   +1 more source

Customised Oocyte Donation Enhancement and New Findings Regarding the Role of Growth Hormone

open access: yesEuropean Medical Journal, 2018
In vitro fertilisation (IVF) with donated oocytes is the most effective assisted reproduction treatment currently available; however, repeated implantation failure (RIF) can occur with this treatment.
Jan Tesarik
doaj  

Pregnancy Following Hysteroscopic Resection of a Leiomyoma and Oocyte Donation

open access: yes, 1994
A successful pregnancy was established in a functionally agonadal woman using oocyte donation following resection of a large leiomyoma. The patient had a 6 × 6 cm intramural tumor with intracavitary extension. She was symptomatic with metrorrhagia.
Sauer, Mark V., March, Charles M.
core   +1 more source

Establishment of Interspecies Somatic Cell Nuclear Transfer and Transgene‐Free Inducible Pluripotent Stem Cells for Versatile Conservation of the Germplasm Resource of Wild Boar

open access: yesAnimal Research and One Health, EarlyView.
Conserving genetic material and even increasing genetic diversity is critical. To conduct the conservation of wild boar germplasm resources, we have successfully obtained healthy cloned wild boars for the first time using interspecies somatic cell nuclear transfer and established transgene‐free iPSCs that can be used to conduct iterative rounds of gene
Chen Gao   +11 more
wiley   +1 more source

Pregnancy outcomes in women with primary ovarian insufficiency in assisted reproductive technology therapy: a retrospective study

open access: yesFrontiers in Endocrinology
PurposeThis study aims to retrospectively estimate cumulative reproductive outcomes in women with primary ovarian insufficiency (POI) in assisted reproductive technology (ART) therapy.MethodsA total of 139 patients diagnosed with POI were reviewed in ...
Bo Sun   +4 more
doaj   +1 more source

Oocyte donation pregnancies: maternal and fetal outcomes

open access: yes, 2015
Since the first successful use of donated oocytes in 1984, the number of oocyte donation (OD) cycles in Europe and United States has dramatically increased, becoming nowadays a common treatment option, especially to overcome infertility due to advanced ...
I. Cetin   +3 more
core  

Genomic Structural Variations Provide Insights Into Litter Size and Teat Number Traits in Hu Sheep

open access: yesAnimal Research and One Health, EarlyView.
Here, we conducted whole genome sequencing on 300 Hu sheep with an average depth of 16.51X. Two candidate genes associated with litter size and teat number traits were identified, namely MAST2 and AFDN. ABSTRACT Litter size and the teat number are important economic indicators in sheep production.
Xin Xiang   +3 more
wiley   +1 more source

Histological Characterization and Comparative Transcriptomic Analysis of Gonads During Early Sex Differentiation in the Northern Snakehead (Channa argus)

open access: yesAnimal Research and One Health, EarlyView.
This study delineates the early sex differentiation timeline in the northern snakehead (Channa argus). These findings provide a foundation for future sex‐control breeding in this economically important species. ABSTRACT The northern snakehead (Channa argus) is an economically important aquaculture species in China.
Chaonan Sun   +6 more
wiley   +1 more source

Oocyte Donation: The Legislative Framework in Western Europe

open access: yes, 1998
Relatively few countries have legislation addressing oocyte donation. Where such legislation does exist it is entirely in the context of broader legislation concerned with the regulation of in-vitro fertilization (IVF) or assisted reproduction more ...
Gunning, Jennifer
core   +1 more source

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