acrosomal vesicle


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ac·ro·so·mal ves·i·cle

a vesicle derived from the Golgi apparatus during spermiogenesis the limiting membrane of which adheres to the nuclear envelope; together with the acrosomal granule within, it spreads in a thin layer over the pole of the nucleus to form the acrosome (acrosomal cap).

ac·ro·so·mal ves·i·cle

(ak'rō-sō'măl ves'i-kĕl)
A vesicle derived from the Golgi apparatus during spermiogenesis; together with the acrosomal granule within, it spreads in a thin layer over the pole of the nucleus to form the acrosome.
References in periodicals archive ?
Store-operated calcium channels trigger exocytosis of the sea urchin sperm acrosomal vesicle.
9, black bars), most sperm still exhibited a normal head bearing acrosomal vesicles with no anterior projections.