GPT and diabetes mellitus: It should be emphasized that lower HbA1c value obtained by intensive diabetes treatment reduces the risk of diabetes complications such as stroke, myocardial infarction, neuropathy, and others.[46] The salivary levels of AST and ALT seemed to be unrelated to the duration of the disease, since the data obtained in this study and by Musumeci et al[23] did not reveal such a correlation.