DTH to C. albicans mannan in mice immunized i.n. with HK-CA plus LT(R192G), HK-CA alone, NPS, LT(R192G) alone, or 106 viable C. albicans administered i.d. Footpad testing was performed on animals 2 weeks following the last exposure to HK-CA plus LT(R192G), HK-CA, LT(R192G), or NPS or 1 week following the last i.d. exposure to viable C. albicans. There were five or six animals per group. SEM, standard error of the mean.