单词	alpha-fetoprotein
释义	alpha-fetoprotein noun al·​pha-fe·​to·​pro·​tein ˌal-fə-ˌfē-tō-ˈprō-ˌtēn  -ˈprō-tē-ən : a fetal blood protein present abnormally in adults with some cancers (as of the liver) and normally in the amniotic fluid of pregnant women with high or low levels tending to be associated with certain birth defects (such as spina bifida or Down syndrome) Word History First Known Use 1966, in the meaning defined above Medical Definition alpha-fetoprotein noun variants or α-fetoprotein or chiefly British alpha-foetoprotein or α-foetoprotein : a fetal blood protein present abnormally in adults with some forms of cancer (as of the liver) and normally in the amniotic fluid of pregnant women but with very low levels tending to be associated with Down syndrome in the fetus and very high levels with neural tube defects (as spina bifida) in which the tube remains open
随便看	allogamies allogamous allogamy allogeneic allogeneity allogeneous allogenetic allogenic allogenous Allognathosuchus allograft allografted allografting allografts allograph allographic allographs allogroom allogroomed allogrooming allogrooms alloiobiogenesis Alloiocoela alloiogenesis alloisomerism

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