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.
Hispanics have surpassed blacks as the nation's largest minority group, the Census Bureau said Tuesday. The Latino population grew to 37 million in July 2001, up 4.7 percent from April 2000.The black population increased 2 percent during the same period, to 36.1 million.ispanics now comprise nearly 13 percent of the U.S. population, which grew to 284.8 million in July 2001. That's up from 35.3 million, or 12.5 percent of the country's 281.4 million residents in April 2000.