PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10556945-0 1999 Effects of rupatadine, a new dual antagonist of histamine and platelet-activating factor receptors, on human cardiac kv1.5 channels. rupatadine 11-21 potassium voltage-gated channel subfamily A member 5 Homo sapiens 117-122 10556945-2 1999 The effects of rupatadine, a new dual antagonist of both histamine H1 and platelet-activating factor receptors, were studied on human cloned hKv1.5 channels expressed in Ltk- cells using the whole-cell patch-clamp technique. rupatadine 15-25 potassium voltage-gated channel subfamily A member 5 Homo sapiens 141-147 10556945-4 1999 Rupatadine produced a use- and concentration-dependent block of hKv1.5 channels (KD=2.4+/-0.7 micronM) and slowed the deactivation of the tail currents, thus inducing the "crossover" phenomenon. rupatadine 0-10 potassium voltage-gated channel subfamily A member 5 Homo sapiens 64-70 10556945-8 1999 Moreover, rupatadine also modified the voltage-dependence of hKv1.5 channel activation, which exhibited two components, the midpoint of the steeper component averaging -25. rupatadine 10-20 potassium voltage-gated channel subfamily A member 5 Homo sapiens 61-67 10556945-17 1999 All these results suggest that rupatadine blocks hKv1.5 channels binding to an external and to an internal binding site but only at concentrations much higher than therapeutic plasma levels in man. rupatadine 31-41 potassium voltage-gated channel subfamily A member 5 Homo sapiens 49-55