Fig. 2From: The novel TRPA1 antagonist BI01305834 inhibits ovalbumin-induced bronchoconstriction in guinea pigsInhibition of supercinnamaldehyde induced TRPA1 dependent Ca2+-influx by BI01305834 in guinea pig recombinant TRPA1 HEK cells and in vivo exposure dose. Taking into account the plasma protein binding, the free fraction at time of OA challenge was calculated to be 244 ± 50 nMBack to article page