a genetic disorder of metabolism; lack of the enzyme needed to turn phenylalanine into tyrosine results in an accumulation of phenylalanine in the body fluids which causes various degrees of mental deficiency
同义词:PKU
详细解释:
phen.yl.ke.to.nur.i.a n.Abbr. PKU(名词)缩写 PKUA genetic disorder in which the body lacks the enzyme necessary to metabolize phenylalanine to tyrosine. Left untreated, the disorder can cause brain damage and progressive mental retardation as a result of the accumulation of phenylalanine and its breakdown products.苯 * 尿:一种先天性代谢异常,其机体缺乏将苯丙氨酸代谢成酪氨酸所必需的酶。如果不治疗,这种异常会导致脑损伤和精神抑制,这是苯基丙氨酸沉积和其分解物的产物 【引伸】 phen.ylke.tonur.ic adj.(形容词)n.(名词)