Tay-Sachs Disease

劍橋詞典

a genetic disease in which the body is unable to get rid of a fatty substance called ganglioside so that it builds up in the brain , causing the nerves to stop working properly and eventually leading to death , usually before the age of three
家族黑蒙性白癡病
For a child to have Tay-Sachs Disease, both parents must have the defective gene responsible . 只有當(dāng)父母都攜帶有缺陷的相關(guān)基因時(shí)，他們的孩子才會(huì)罹患家族黑蒙性白癡病。 返回 Tay-Sachs Disease