PTPN1 and type 2 diabetes mellitus: Concluding, we have targeted PTP1B and its downstream targets in the STZ-HFD-induced type II diabetic model via the help of a compound, 5,7-dihydroxy-3,6-dimethoxy-2-(4-methoxy-3-(3-methyl-2-enyl)phenyl)-4H-chromen-4-one, extracted from the Dodonaea viscosa.