Energy metabolism of follicular environment during oocyte growth and maturation

E Warzych, P Lipinska - Journal of Reproduction and Development, 2020 - jstage.jst.go.jp
Oocyte quality is affected by many factors, among which the environment of growth and
maturation seems to be crucial. Studies show that well balanced oocyte energy metabolism …

Senescence and Apoptosis During in vitro Embryo Development in a Bovine Model

P Ramos-Ibeas, I Gimeno, K Cañón-Beltrán… - Frontiers in cell and …, 2020 - frontiersin.org
According to the World Health Organization, infertility affects up to 14% of couples under
reproductive age, leading to an exponential rise in the use of assisted reproduction as a …

Assessment of associations between transition diseases and reproductive performance of dairy cows using survival analysis and decision tree algorithms

OB Pascottini, M Probo, SJ LeBlanc, G Opsomer… - Preventive veterinary …, 2020 - Elsevier
This study aimed to evaluate the associations between transition cow conditions and
diseases TD with fertility in Holstein cows, and to compare analytic methods for doing so …

Non-esterified fatty acids in the ovary: friends or foes?

VS Baddela, A Sharma, J Vanselow - Reproductive Biology and …, 2020 - Springer
A majority of common metabolic diseases can result in excessive lipolysis, leading to
elevated levels of non-esterified fatty acids (NEFAs) in the body fluids. In females, increased …

Fatty acid induced lipolysis influences embryo development, gene expression and lipid droplet formation in the porcine cumulus cells

P Pawlak, N Malyszka, I Szczerbal… - Biology of …, 2020 - academic.oup.com
The pig oocyte maturation protocol differs from other mammalian species due to
dependence on follicular fluid (FF) supplementation. One of the most abundant components …

Short term temperature elevation during IVM affects embryo yield and alters gene expression pattern in oocytes, cumulus cells and blastocysts in cattle

K Stamperna, T Giannoulis, I Nanas, M Kalemkeridou… - Theriogenology, 2020 - Elsevier
Heat stress causes subfertility in cattle by inducing alterations in steroidogenic capacity,
follicular function and ovulation defects, which eventually negatively affect oocyte quality …

Oocyte maturation under lipotoxic conditions induces carryover transcriptomic and functional alterations during post-hatching development of good-quality blastocysts …

KLJ Desmet, WFA Marei, C Richard… - Human …, 2020 - academic.oup.com
STUDY QUESTION Does oocyte maturation under lipolytic conditions have detrimental carry-
over effects on post-hatching embryo development of good-quality blastocysts after transfer …

Mechanism of palmitic acid-induced deterioration of in vitro development of porcine oocytes and granulosa cells

H Shibahara, A Ishiguro, Y Inoue, T Kuwayama… - Theriogenology, 2020 - Elsevier
The concentration of fatty acids in follicular fluid reflect the physical condition of donors, and
palmitic acid (PA) is a major component of follicular fluid. The present study examined the …

Mass spectrometric analysis of L-carnitine and its esters: potential biomarkers of disturbances in carnitine homeostasis

J Bene, A Szabo, K Komlósi… - Current Molecular …, 2020 - ingentaconnect.com
Purpose: After a golden age of classic carnitine research three decades ago, the spread of
mass spectrometry opened new perspectives and a much better understanding of the …

Consequences of assisted reproductive techniques on the embryonic epigenome in cattle

RM Rivera - Reproduction, Fertility and Development, 2020 - CSIRO Publishing
Procedures used in assisted reproduction have been under constant scrutiny since their
inception with the goal of improving the number and quality of embryos produced. However …