Interleukin-8 and RANTES are signature cytokines made by HOZOT, a new type of regulatory T cells.
Harashima A, Toraya T, Okochi A, Yamamoto M, Suzuki M, Otani T, Inoue T, Tsuji-Takayama K, Sugimoto A, Takeuchi M, et al. Mol Immunol. 2009 Oct; 46(16):3310-9. Epub 2009 Aug 21.