[1P-477] The cargo receptor SFT-4/Surf4 regulates the ER export of proinsulin in pancreatic β cells.

^○Keiko Saegusa^1,2, Kohichi Matsunaga³, Miharu Maeda⁴, Kota Saito⁴, Tetsuro Izumi³, Ken Sato¹ (1.Lab. of Mol. Traffic, IMCR, Univ. of Gunma, 2.Facul. of Med. Technol. and Clin. Eng., Gunma Univ. of Health and Welfare, 3.Lab. of Mol. Endocrinol. and Metab., Dept. of Mol. Med., IMCR, Univ. of Gunma, 4.Dept. of Biol. Info. and Exp. Ther., Grad. Sch. of Medi., Univ. of Akita)