Occurrence and structure of intercellular bridges between the human spermatogonia.
D001485:Basement Membrane; D002462:Cell Membrane; D002467:Cell Nucleus; D006801:Humans; D008297:Male; D008566:Membranes; D008854:Microscopy, Electron; D008870:Microtubules; D013094:Spermatozoa / Q000166:cytology*