ALPHA-FETOPROTEIN. AFP was first recognized as a fetal-specific globulin in 1956. It is synthesized in the yolk sac, gastrointestinal tract and liver of the fetus. Fetal plasma levels peak at 10 to 13 weeks' gestation and decline progressively until term, 7 while maternal levels peak in the third trimester.2 Laboratory measurements of AFP levels are reported as multiples of the median (MOM).etal plasma levels peak at 10 to 13 weeks' gestation and decline progressively until term, 7 while maternal levels peak in the third trimester. 2 Laboratory measurements of AFP levels are reported as multiples of the median (MOM).
Minority population growing in the United States, census estimates show. Minorities now make up about 35% of the country's population, and about 57% of the population in California. Meanwhile, the white population continues to decline.
1 Non-Hispanic whites make up 63 percent of the U.S.; Hispanics, 17 percent; blacks, 12.3 percent; Asians, 5 percent; and multiracial Americans, 2.4 percent. 2  About 353 of the nation's 3,143 counties, or 11 percent, are now majority-minority.. Among the under-5 age group, 22 percent live in poverty, typically in more rural states such as Mississippi, Arkansas and Louisiana. 2  Black toddlers were most likely to be poor, at 41 percent, followed by Hispanics at 32 percent and whites at 13 percent. 3  Asian toddlers had a poverty rate of 11 percent.