PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26097523-12 2015 In CNP group, we observed regeneration of seminiferous tubules, increase number and activation of Leydig cells, and 2.5-fold significant increase of serum testosterone. Testosterone 155-167 2',3'-cyclic nucleotide 3' phosphodiesterase Rattus norvegicus 3-6