【摘要】 用皮下注射法首次测定了中国少棘蜈蚣粗毒对家蚕的急性毒性。结果表明,蜈蚣毒在较低浓度下对家蚕的心率有先刺激增 强、后抑制的作用;在较高浓度下则直接抑制。蜈蚣粗毒对5龄3日家蚕的半数致死剂量(LD50)为3.4μg／头。更多还原

【Abstract】 It is the first report on acute toxicity of Chinese centipede venom on silkworm larvae by hypodemic injection. Results show that under realtive lower concentration, the venom can stimulates heart beat of silkworm at first, and then inhibit it later. Under relative high concentration, it inhibit the heart beat directly. The LD50 of the venom on the larvae at 3rd day of 5th instar by injection,is 3.4 ug/per larvae.更多还原