Fig. 2From: Experimental inflammation following dural application of complete Freund’s adjuvant or inflammatory soup does not alter brain and trigeminal microvascular passageComparison of the PS for the different structures analysed. a The PS of the TG is much larger than that of the other structures investigated. b Rat brain and TG after perfusion of Evans blue shows that the TG is permeable whereas the brain is not. c The dura mater is permeable to Evans blueBack to article page