Streptozotocin, STZ (Sigma, St Louis, USA) for induction of diabetes, glibenclamide (Aventis Pharma, Mumbai, India), a standard oral hypoglycaemic drug, readymade kits/ reagents for estimation of SGOT and SGPT (Medsource Ozone Biochemicals, Faridabad, India), urea (Excel Diagnostic, Hyderabad, India) and for total protein and albumin (Span Diagnostics, Surat, India) were used. This evidence concerns the gene GPT and diabetes mellitus.