IL-23 induces IL-22 and IL-17 production in response to Chlamydia muridarum genital tract infection, but the absence of these cytokines does not influence disease pathogenesis.
Frazer LC, Scurlock AM, Zurenski MA, Riley MM, Mintus M, Pociask DA, Sullivan JE, Andrews CW, Darville T. IL-23 induces IL-22 and IL-17 production in response to Chlamydia muridarum genital tract infection, but the absence of these cytokines does not influence disease pathogenesis. Am J Reprod Immunol. 2013 Dec; 70(6):472-84.