Results 151 to 160 of about 1,104,726 (307)
EVOLUTION OF EJACULATES: PATTERNS OF PHENOTYPIC AND GENOTYPIC VARIATION AND CONDITION DEPENDENCE IN SPERM COMPETITION TRAITS [PDF]
, 2002 Leigh W. Simmons, Janne S. Kotiaho
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Mouse genome engineering uncovers 18 genes dispensable for male reproduction
Andrology, EarlyView.Abstract Background Male infertility is an intricate multifactorial disease involving the interplay between genetic and environmental factors. Genetic anomalies account for more than 15% of all male infertility cases; however, diagnosing them exhibits enormous challenges due to variable symptomatic presentations and limited knowledge of gene functions.
Hsin‐Yi Chang +7 more
wiley +1 more source
Divergent natural selection alters male sperm competition success in Drosophila melanogaster. [PDF]
Ecol Evol, 2022 Dobler R +4 more
europepmc +1 more source
SPERM COMPETITION SELECTS BEYOND RELATIVE TESTES SIZE IN BIRDS [PDF]
, 2008 Stefan Lüpold +4 more
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Andrology, EarlyView.Abstract Background Energy metabolism and substrate balance are critical determinants of sperm motility and fertility. Linear motility is necessary for sperm forward movement, whereas hyperactivated motility is a prerequisite for fertilization. The preference of metabolic pathways depends on substrate availability which controls sperm motility. However,
Md Faizul Hossain Miraz +4 more
wiley +1 more source
Andrology, EarlyView.Abstract Background The oxytocin receptor (OR) is a G‐protein‐coupled receptor recently identified in human spermatozoa, whose origin and role in sperm physiology remain unknown. Objectives In this study, using the pig as a model, we examine the presence of the OR in ejaculated spermatozoa through immunofluorescence and immunoblotting, and investigate ...
Jesús Martínez‐Hernández +9 more
wiley +1 more source
Impact of Sorting and Catch Media on Porcine Sperm Motility, Capacitation, and Viability
Andrology, EarlyView.ABSTRACT Background Fluorescence‐activated cell sorting (FACS) has emerged as a powerful tool for selecting spermatozoa of a desired population of fluorescent biomarkers, offering potential applications in reproductive biology and agriculture. However, concerns remain regarding sorting‐induced physiological alterations that could compromise spermatozoa
Tyler Weide, Juan Steibel, Karl Kerns
wiley +1 more source