PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12867357-3 2003 Myocytes from beta1-knockout (beta1-/-) animals loaded with fluo 4 showed typical localized Ca2+ transients, but the STOCs coupled to these events were of abnormally low amplitude. Fluo 4 60-66 hemoglobin, beta adult major chain Mus musculus 14-39