A research of influencing factors on the aflatoxin B1 exposure to the healthy people lived in the city of Nanning in Guangxi Province

Abstract

Objective To investigate the influencing factore of aflatoxin B1 (AFB1) exposure in healthy people who lived in aflatoxin high-exposure area and to provide a basis for preventing AFB1 exposure. Methods To the residents lived in the city of Nanning in Cuangxi Province, a questionnaire survey was used to acquaint relevant information. The AFB1-albumin adducts (AAA) levels were screened by enzyme-linked immunosorbent assay and the liver function detected using a Bekman LX20 Chemistry Analyzer and diagnostic agents from Randox, UK. Results AAA level was significantly higher (P<0.05) in the people with lowincome, having habits of smoking, drinking, eating bulk rice, and eating rice that had been saved for a time of more than 30 days, and keeping regularly dining out. Conclusions The level of income and the lifestyle are related with Aflatoxin Bl exposure. The risk factors about Aflatoxin Bl exposure include consumption of bulk rice, regularly dining out, and drinking. Key words: GuangXi Zhuang Tribe autonomous region; Healthy people; Aflatoxin B1; Bite and sup habits; Hepatocellular carcinoma