| 释义 |
phen·yl·ke·to·nur·i·a AHD[fĕn'əl-kēt'n-‹rʹē-ə, -y‹rʹ-, fē'nəl-] D.J.[ˌfenəlˌkiːtnˈʊəriːə, -ˈjʊər-, ˌfiːnəl-]K.K.[ˌfɛnəlˌkitņˈʊriə, -ˈjʊr-, ˌfinəl-]n.（名词）abbr. PKU【缩写】- A 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.苯丙酮尿：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
phen'ylke'tonurʹic adj.（形容词）n.（名词） |