“…A similar finding has been reported in another study which considered fried meat in relation to cancer of the larynx (Zheng et al, 1992), although there is evidence of a positive association between fried foods and cancer of the colorectum, stomach, as well as other neoplasms (IARC, 1993;Steineck et al, 1993). The associations between fried protein-rich foods and digestive tract cancers have been mainly attributed to the presence of genotoxic and mutagenic HA produced in cooked foods, particularly when a high temperature is reached, as in the case of frying (Ö vervik and Gustafsson, Estimates from unconditional logistic regression adjusted for sex, age (5-year groups), centre, years of education (57, 7 -11, 512), tobacco smoking (never, ex-smoker, current smokers of 515, 15 -24, 525 cigarettes/day), alcohol drinking (514, 14 -27, 28 -55, 556 drinks/day) and non-alcohol energy intake (quintiles).…”