Immortalizing the immortal.
Cooke
Howard J
HJ
D000818:Animals; D002460:Cell Line; D008297:Male; D051379:Mice; D013091:Spermatogenesis / Q000502:physiology*; D013093:Spermatogonia / Q000166:cytology*; D013234:Stem Cells / Q000166:cytology*