Trans fatty acids (TFAs), occur both naturally in foods and can be formed or added to foods during manufacture.Naturally occurring TFAs are found in some animal products including butter, cheese and meat.rans fatty acids (TFAs), occur both naturally in foods and can be formed or added to foods during manufacture.
The virus, a member of the virus family Arenaviridae, is a single-stranded RNA virus and is zoonotic, or animal-borne. In areas of Africa where the disease is endemic (that is, constantly present), Lassa fever is a significant cause of morbidity and mortality. While Lassa fever is mild or has no observable symptoms in about 80% of people infected with the virus, the remaining 20% have a severe multisystem disease. Lassa fever is also associated with occasional epidemics, during which the ...
CDC says 1.1 million Americans infected with HIV. WASHINGTON A new estimate of how many Americans have the AIDS virus puts the number at about 1.1 million, the U.S. Centers for Disease Control and Prevention said on Thursday.