Objective: to study the protection of chitosan-se on lead toxicity in mice.

目的：主要研究壳聚糖硒对铅中毒小鼠的保护作用。

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This paper summarizes the lead toxicity and mechanism to childrens nervous system.

该文就铅对儿童神经系统的毒性作用及其可能作用机制做一综述。

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We, human beings, have studied the toxicity of lead for thousands of years, and with the help of modern biotechnology, mechanisms of lead toxicity and sensitive biomarkers are found little by little.

人类对铅的毒性研究已有上千年的历史，但近些年来伴随着现代生物技术的飞速发展，铅的毒性机制得到了深入的研究，同时也发现了一系列的敏感标志物。

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Despite the EU's 2009 ban, cosmetics firms were allowed to continue testing on animals for the most complex human health effects, such as toxicity which might lead to cancer.

BBC: EU bans sale of all animal-tested cosmetics

Kynamro carries a Boxed Warning on the serious risk of liver toxicity because it is associated with liver enzyme abnormalities and accumulation of fat in the liver, which could lead to progressive liver disease with chronic use.

FORBES: FDA Approves Mipomersen For Homozygous Familial Hypercholesterolemia