title: Actin-like filaments in the acrosomal apparatus of spermatozoa of a sea urchin.
mesh_terms: D000199:Actins / Q000032:analysis*; D000818:Animals; D008297:Male; D008854:Microscopy, Electron; D015879:Myosin Subfragments / Q000378:metabolism; D009940:Organoids / Q000032:analysis* / Q000378:metabolism; D011485:Protein Binding; D012617:Sea Urchins; D013094:Spermatozoa / Q000032:analysis / Q000166:cytology*; D013194:Staining and Labeling
chemical_list: D000199:Actins; D015879:Myosin Subfragments