nasal histamine ( h ) , leukotriene c4 ( i-ltc4 ) and srs-a activity were studied in seven aspirin- ( asa ) -intolerant patients ( air ) with rhinitis and in five asa-tolerant control patients with chronic rhinitis after nasal provocation ( np ) with a lysine acetylsalicylate solution .
C0023542
ltc4
C0038091
srs-a