PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30061305-5 2018 Importantly, the second Cx43 phosphorylation was closely related to cAMP level reduction within oocytes, which initiated oocyte maturation. Cyclic AMP 68-72 gap junction protein, alpha 3 Mus musculus 24-28