Buscar
Mostrando ítems 51-60 de 154
Ovarian Reserve: Past, Present and FutureEvaluación de la reserva ovárica: pasado, presente y futuroAvaliação da reserva ovariana: passado, presente e futuro
(Universidad Militar Nueva Granada, 2020)
Ovarian Reserve: Past, Present and FutureEvaluación de la reserva ovárica: pasado, presente y futuroAvaliação da reserva ovariana: passado, presente e futuro
(Universidad Militar Nueva Granada, 2020)
Use of metaphase I oocytes matured in vitro is associated with embryo multinucleation
(Elsevier Inc, 2012-11)
Objective: To evaluate the impact of oocyte maturational stage at retrieval on embryo multinucleation. Design: Retrospective study. Setting: Private institution for assisted reproduction. Patient(s): A total of 412 patients ...
Phenotypic varieties of sperm pathology: Genetic abnormalities or environmental influences can result in different patterns of abnormal spermatozoa
(Elsevier Science, 2018-07)
The present paper reviews in detail ultrastructural and molecular studies addressed to characterize different phenotypes of sperm pathology in sterile men. In each case ultrastructural, immunocytochemical, molecular and ...
Effects of inorganic selenium injection on the performance of beef cows and their subsequent calves
(Elsevier, 2020-09)
Sixty-seven pregnant Angus cows and their subsequent calves were used in a randomized design to evaluate the effect of inorganic Se injection from 80 d of gestation until weaning on cow reproductive parameters, BW and BCS ...
Male Sexual Behavior and Pheromone Emission Is Enhanced by Exposure to Guava Fruit Volatiles in Anastrepha fraterculus
(Plos One, 2015-04)
Background: Plant chemicals can affect reproductive strategies of tephritid fruit flies by influencing sex pheromone communication and increasing male mating competitiveness.
Objective and Methodology: We explored whether ...
A genetic approach to the species problem in wild potato
(Wiley, 2012-07)
Wild potatoes are native to the Americas, where they present very wide geographical and ecological distribution. Most are diploid, obligate out‐crossers due to a multiallelic gametophytic self‐incompatibility (S) locus ...
Cocaine alters the mouse testicular epigenome with direct impact on histone acetylation and DNA methylation marks
(Elsevier, 2018-09)
Research question: Recent evidence suggests that cocaine administration in animal models can trigger non-genetic inheritance of addiction traits from father to offspring, affecting development and behaviour. Is chronic ...