The process of synthesizing saxitoxin is not simple involving dozens of steps .
合成石房蛤毒素的过程并不简单，包含了很多步骤。
This glycoside saxitoxin hybrid goes to work in the blood stream instantly .
蛤蚌毒素配糖混合制剂在血液中立刻起作用。
Saxitoxin , a poison released by the red tide , accumulates in shellfish .
赤潮藻释放的毒素之一蛤蚌毒素（saxitoxin），在贝类动物体内积累。
It 's possible that saxitoxin could work as a chemical defense against other bacteria , perhaps via the potassium channel in bacteria that functions similarly to the sodium channel in higher organisms .
Saxitoxin acts on humans ( and other organisms ) by blocking the sodium channels in cell membranes in the nervous system and brain-preventing neurons from firing and leading to numbness and paralysis .
