Immunogen sequence: MSKTGTKITF YEDKNFQGRR YDCDCDCADF HTYLSRCNSI KVEGGTWAVY ERPNFAGYMY ILPQGEYPEY QRWMGLNDRL SSCRAVHLPS GGQYKIQIFE KGDFSGQMYE TTEDCPSIME QFHMREIHSC KVLEGVWIFY ELPNYRGRQY LLDKKEYRKP IDWGAASPAV QSFRRIVE; Positive Samples: Mouse eye, Rat eye.