A novel anti-MUC1 antibody against the MUC1 cytoplasmic tail domain: use in sensitive identification of poorly differentiated cells in adenocarcinoma of the stomach.

"Conflict of interest The authors declare that they have no conflict of interest regarding the work in the study."

"We thank Mr. Y. Atsuchi, Ms. C. Baba, Ms. Y. Nishimura, Ms. S. Yoshimura, and Ms. I. Houjou for their technical assistance. This study was supported in part by Grants-in-Aid for Scientific Research on Priority Areas 20014022, Scientific Research (C) 20590345, and Scientific Research (B) 23390085 to S. Yonezawa; Scientific Research (C) 21590399 to M. Higashi; Scientific Research on Priority Areas 219447 to N. Yamada (JSPS Fellowship) and 239349 to S. Kitamoto (JSPS Fellowship) from the Ministry of Education, Science, Sports, Culture and Technology, Japan; by an International Educational Research Support Project for Islands, Environment and Medicine, Kagoshima University, Japan to S. Yokoyama; and by the Kodama Memorial Foundation, Japan to M. Higashi and S. Yokoyama."