A dhfr-ts- Leishmania major Knockout Mutant Cross-protects against Leishmania amazonensis PST Veras , CI Brodskyn, FMP Balestieri, LAR de Freitas, APS Ramos, ARP Queiroz, A Barral, SM Beverley, M Barral-Netto PAGE: 491-496

Resolution of an Infection with Leishmania braziliensis Confers Complete Protection to a Subsequent Challenge with Leishmania major in BALB/c Mice Hermenio C Lima , Gregory K DeKrey, Richard G Titus PAGE: 71-76