Reports of SGLT1 protein [80, 84, 103] and mRNA [83–85, 92, 93, 98] contents in PTs of T1D murine models are also contradictory while in T2D models only mRNA expression seems to be upregulated [22, 90, 92, 98, 100, 103–106]. The gene discussed is SLC5A1; the disease is type 2 diabetes mellitus.