据近期出版的《美国医学会杂志》(JAMA)报道,一项对已发表的研究进行的meta-分析并未发现染发个体的乳腺癌或膀胱癌风险增高的有力证据。已有一些有关染发剂的应用与癌症危险性增高关联的研究报道;当染发剂中所含的芳香胺为致突变和致癌物质的证据被提出时,人们对染发剂与癌 According to a recent JAMA publication, a meta-analysis of published studies did not reveal strong evidence of an increased risk of breast cancer or bladder cancer in individuals who dyed their hair. There have been several reports that the use of hair dyes has been linked to the increased risk of cancer; and when evidence of mutagenicity and carcinogenicity of aromatic amines contained in hair dyes has been proposed, hair dye and cancer