PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15161352-1 2004 The accumulation of the cell cycle regulators TP53 and CDKN1A (p21/CIP1/WAF1) was investigated after exposure to X rays and carbon ions (170 keV microm(-1)) and xenon, bismuth and uranium ions (8900-15,000 keV microm(-1)) in normal human fibroblasts. Xenon 161-166 tumor protein p53 Homo sapiens 46-50