PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28506845-5 2017 Coculture of CB with MPCs led to an expansion of total nucleated cells by a median factor of 12 and of CD34+ cells by a median factor of 49. 2-methacryloyloxyethyl phosphorylcholine 21-25 CD34 molecule Homo sapiens 103-107