PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1428202-5 1992 The immunostaining for calmodulin was observed in pachytene spermatocytes, secondary spermatocytes and round spermatids but not in spermatogonia, or in pre-leptotene, leptotene and zygotene spermatocytes, elongated spermatids, spermatozoa or Leydig cells. leptotene 156-165 calmodulin 1 Homo sapiens 23-33