PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7638042-3 1994 Of the greatest importance is the direct influence of Mg2+ on the cardiomyocyte which includes: reduction of cytoplasmatic calcium overload, protection of mitochondria against calcium influx, and diminution of cellular potassium, magnesium and ATP depletion. Magnesium 230-239 mucin 7, secreted Homo sapiens 54-57