Mizukami T, Kanai T, Mikami Y, Hayashi A, Doi T, Handa T, Matsumoto A, Jun L, Matsuoka K, Sato T, Hisamatsu T, Hibi T. CCR9+ macrophages are required for eradication of peritoneal bacterial infections and prevention of polymicrobial sepsis. Immunol Lett. 2012 Sep;147(1-2):75–9. doi: 10.1016/j.imlet.2012.06.006. PMID: 22771342.