Positive Samples: HeLa, BxPC-3, Raji, Mouse pancreas Immunogen sequence: SQQLLELEHQ FKLNKYLSRP KRFEVATSLM LTETQVKIWF QNRRMKWKRS KKAKEQAAQE AEKQKGGGGG AGKGGAEEPG AEELLGPPAP GDKGSGRRLR D. Homeobox protein HB9 is expressed in lymphoid and pancreatic tissues