AZM caused a decrease of 27 % in the passive permeability of fluorescein ( from 1.1 x 10 ( 1 ) nm/s , P = 0.031 ) , and a 95 % increase in unidirectional permeability of fluorescein ( from 1.2 x 10 ( 2 ) nm/s , P = 0.047 ) .
