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 ...
Yellow fever in South America Yellow Fever : A Current Threat. WHO. N.p., n.d. Web. 15 May 2014. Numbers today In the US nobody gets it becauseit no longer exists here. In places like Africa, Central, and South America thousands of people die. N.p., n.d. Web. Numbers in South America About 30,000 people die a year. About 200,000 people are diagnosed with yellow fever every year. Places good for yellow fever Yellow fever is common in places with mild temperatures like Central and South ...