PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9187083-3 1997 G418-resistant ES cell clones are induced to differentiate in vitro, and neurons, glia, myocytes, and chondrocytes are screened for expression of beta-galactosidase (beta-gal). antibiotic G 418 0-4 galactosidase, beta 1 Mus musculus 146-164 9187083-3 1997 G418-resistant ES cell clones are induced to differentiate in vitro, and neurons, glia, myocytes, and chondrocytes are screened for expression of beta-galactosidase (beta-gal). antibiotic G 418 0-4 galactosidase, beta 1 Mus musculus 146-154