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Biochemical alterations in the proacrosin-acrosin system during epididymal maturation of the rat spermatozoa
Biochemical alterations proacrosin-acrosin system epididymal maturation rat spermatozoa
2009/2/10
Acrosin, an acrosomal serine protease, is believed to have a role in fertilization. The enzyme is synthesized in an enzymatically inactive precursor form, proacrosin, and is processed to enzymatical...
Correlation between changes in rat sperm membrane lipids, protein, and the membrane physical state during epididymal maturation
Electron paramagnetic resonance spectroscopy(EPR) spin label 5-doxyldecane (5-Nb)
2009/2/7
An enriched plasma membrane fraction was isolated from caput, corpus, and cauda rat spermatozoa and analyzed for lipid and protein content, thermal phase transition temperature using electron para...
Actin and actin-binding proteins in bovine spermatozoa：potential role in membrane remodeling and intracellular signaling during epididymal maturation and the acrosome reaction
proteins bovine spermatozoa potential role signaling epididymal maturation
2008/12/26
The actin cytoskeleton influences a wide range of functions in nonmuscle somatic cells, including shape, movement, and interactions with extracellular matrices. The role of actin in mammalian male ger...
Changes During Epididymal Maturation, Effects of pH, Osmotic Pressure, and Knockout of the c-ros Gene
Photobleaching analysis lipid dynamics fertilizing capacity germ cells
2008/12/3
It is well known that the plasma membranes of mammalian spermatozoa undergo extensive remodeling during maturation in the epididymal duct. In this investigation, we have used fluorescence recovery a...