epididymosome

English

Etymology

From epididymo- +‎ -some.

Noun

epididymosome (plural epididymosomes)

1. A small, membranous vesicle, within the epididymal lumen, in which spermatozoa acquire membrane proteins.
   • 2015, Shio Kumar Singh, Mammalian Endocrinology and Male Reproductive Biology, page 135:

     Epididymosomes are mainly concerned with the transfer of various proteins that lack signal sequences to spermatozoa where the proteins are GPI anchored.

Derived terms

• epididymosomal