Keywords Inflammatory pain and hyperalgesia;Nitric oxide synthase;Nitric oxide synthase inhibitors;Nociceptive threshold;Aminoguanidine;Hot-plate test;

• 炎性痛及痛过敏;一氧化氮合酶;一氧化氮合酶抑制剂;痛阈;氨基胍;热板;