PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21893403-8 2012 The mechanism of maslinic acid-induced cell cycle arrest may be mediated by inhibiting cyclin D1 expression and enhancing the levels of cell cycle-dependent kinase (CDK) inhibitor p21 protein. maslinic acid 17-30 cyclin D1 Homo sapiens 87-96