Efek α-mangostin terhadap fungsi ginjal dan kadar asam urat dalam plasma darah tikus model resistensi insulin: Kajian pada ekspresi transporter URAT1, GLUT9 dan SGLT2 = Effect of α-mangostin on kidney function and plasma uric acid level of insulin resistance rat model: Focus on URAT1, GLUT9 and SGLT2 transporters expression.