No validated APDS animal disease model; sponsor used SRBC antibody response (rat) and ozone lung inflammation (mouse)
“Currently, there is no validated APDS disease model in animals. The Sponsor explored antibody response to sheep red blood cells (SRBC) in rats and ozone-induced neutrophil infiltration in mouse bronchoalveolar lavage (BAL).”
✓ VerifiedFDA multi-discipline review, p. 37Source ↗
Reviewer's view of the efficacy data
EMA: in vitro and in vivo pharmacodynamic studies show efficacy, specificity and selectivity for p110δ
“Primary and secondary pharmacodynamic studies performed in vitro and in vivo on leniolisib show efficacy, specificity and selectivity in regard to the p110δ subunit.”