Positive test controls include: Mouse liver, Mouse pancreas. The target is usually found in the following locations: Secreted. Immunogen sequence: IGHSLGAHAA GEAGRRTNGT IGRITGLDPA EPCFQGTPEL VRLDPSDAKF VDVIHTDGAP IVPNLGFGMS QVVGHLDFFP NGGVEMPGCK KNILSQIV