SIV-infected rhesus monkeys: SIV viral load reduced up to day 10 despite neutralizing ADA
“The humanized form of ibalizumab was also tested in SIV-infected rhesus monkeys. Anti-ibalizumab antibodies were produced in the treated monkeys, which neutralized ibalizumab, reduced exposure and inhibited efficacy. Nevertheless, reductions in SIV viral load were seen in the monkeys up to day 10 of treatment.”
EMA: potent antiviral activity against diverse HIV strains regardless of CCR5/CXCR4 tropism
“Overall, it can be concluded that ibalizumab has potent antiviral activity against diverse strains of HIV regardless of tropism for CCR5 or CXCR4 co-receptors.”