[HTML][HTML] Semen evaluation: Methodological advancements in sperm quality-specific fertility assessment—A review
Assessment of male fertility is based on the evaluation of sperm. Semen evaluation
measures various sperm quality parameters as fertility indicators. However, semen …
measures various sperm quality parameters as fertility indicators. However, semen …
Sperm bauplan and function and underlying processes of sperm formation and selection
The spermatozoon is a highly differentiated and polarized cell, with two main structures: the
head, containing a haploid nucleus and the acrosomal exocytotic granule, and the flagellum …
head, containing a haploid nucleus and the acrosomal exocytotic granule, and the flagellum …
Fertilization mode differentially impacts the evolution of vertebrate sperm components
Environmental change frequently drives morphological diversification, including at the
cellular level. Transitions in the environment where fertilization occurs (ie, fertilization mode) …
cellular level. Transitions in the environment where fertilization occurs (ie, fertilization mode) …
Status of sperm functionality assessment in wildlife species: From fish to primates
G van der Horst - Animals, 2021 - mdpi.com
Simple Summary In general, wildlife species have been underrepresented, in terms of
understanding their reproductive physiology. The artificial propagation of wildlife species …
understanding their reproductive physiology. The artificial propagation of wildlife species …
Methodological considerations for examining the relationship between sperm morphology and motility
Sperm cells of all taxa share a common goal to reach and fertilize an ovum, yet sperm are
one of the most diverse cell types in nature. While the structural diversity of these cells is well …
one of the most diverse cell types in nature. While the structural diversity of these cells is well …
Differences in sperm morphology between Alouatta palliata and Alouatta pigra are consistent with the intensity of sperm competition in each species
MA Hirst, AZ Rodas‐Martínez, KM Milich… - American Journal of …, 2023 - Wiley Online Library
The intensity of sperm competition, in which sperm compete within the female reproductive
tract to reach and fertilize her eggs, varies in species with different mating systems. Sperm …
tract to reach and fertilize her eggs, varies in species with different mating systems. Sperm …
Biophysical determinants and constraints on sperm swimming velocity
Over the last 50 years, sperm competition has become increasingly recognised as a potent
evolutionary force sha** male ejaculate traits. One such trait is sperm swimming speed …
evolutionary force sha** male ejaculate traits. One such trait is sperm swimming speed …
Sperm ultrastructure of Pycnoderes incurvus (Hemiptera: Miridae)
The sperm morphology can provide helpful information about sexual selection, phylogeny,
and the evolutionary history of a given animal group. However, there is limited or no …
and the evolutionary history of a given animal group. However, there is limited or no …
Sperm divergence in a passerine contact zone: Indication of reinforcement at the gametic level
Postcopulatory sexual selection may promote evolutionary diversification in sperm form, but
the contribution of between-species divergence in sperm morphology to the origin of …
the contribution of between-species divergence in sperm morphology to the origin of …
Self-adaptive and efficient propulsion of Ray sperms at different viscosities enabled by heterogeneous dual helixes
We disclose a peculiar rotational propulsion mechanism of Ray sperms enabled by its
unusual heterogeneous dual helixes with a rigid spiral head and a soft tail, named …
unusual heterogeneous dual helixes with a rigid spiral head and a soft tail, named …