PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24113589-5 2013 Pretreatment with nitric oxide (NO) scavengers suppressed the apoptotic biochemical changes induced by 20 muM emodin, and attenuated emodin-induced p53 and p21 expression involved in apoptotic signaling. Nitric Oxide 18-30 tumor protein p53 Homo sapiens 148-151