Anaphylaxis in spontaneously hypertensive (shr) and normotensive rats: modulatory role of nitric oxide (no) - Lima, Wothan Tavares de; Costa-Pinto, Frederico Azevedo da; Jensen, J R; Bakhle, Y S; Kwasniewski, Fábio Henrique; Jancar, Sonia (Congresso Brasileiro de Imunologia, 1993)