Many dinoflagellates are harmless , but some produce neurotoxins .

大部分腰鞭毛虫都是无害的，但是有一些却能产生神经毒素。

Then the hydrolase would release the neurotoxins instead of bonding with them .

然后水解酶释放了神经毒素而不是中和它们。

These neurotoxins were found to activate the same receptor on sensory nerves that produces the burning sensation animals get from capsaicin , the " hot " ingredient in chilies .

研究发现，这些毒素与辣椒素（辣椒呈现红色的成分）动物产生灼痛感一样，都是刺激感觉神经上相同的感受器。

But along with deadly neurotoxins , the black mamba 's venom has a special ingredient : a painkiller as potent as morphine .

但是除了致命的神经毒素，黑曼巴的毒液有一种特别的成分：和吗啡效果类似的止痛物质。

Biochemists have carefully mapped exactly how neurotoxins block the acetylcholine receptor of many species , and they have discovered that the toxins do not bind to the cobra 's receptor .

生物学家已经精确绘制了神经毒素是如何阻塞许多物种的乙酰胆碱受体的图，他们发现毒素不会锁定眼镜蛇的受体。