PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16908015-7 2006 Following siRNA knockdown of IPO13 activity in the fetal ovary, fewer germ cells are found to progress to the late-pachytene stage of meiosis and nuclear accumulation of UBC9 is reduced. pachytene 115-124 importin 13 Mus musculus 29-34