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There are many legends regarding the origin of béchamel sauce. For example, it is widely repeated in Italy that the sauce has been created in Tuscany under the name "salsa colla" and brought to France with Catherine de Medici, but this is an invented story, [7] and archival research has shown that "in the list of service people who had dealt with Catherine de Medici, since her arrival in ...
Chickenpox, also known as varicella (/ ˌvɛrəˈsɛlə / VER-ə-SEL-ə), is a highly contagious, vaccine-preventable disease caused by the initial infection with varicella zoster virus (VZV), a member of the herpesvirus family. [3][7][5] The disease results in a characteristic skin rash that forms small, itchy blisters, which eventually scab ...
George Washington by Charles Willson Peale, 1776. The New World of the Western Hemisphere was devastated by the 1775–1782 North American smallpox epidemic. Estimates based on remnant settlements say at least 130,000 people were estimated to have died in the epidemic that started in 1775. [1]
The chicken pox vaccine became available in the U.S. in 1995 and, since then, cases of the virus in the U.S. have plummeted. But chicken pox still emerges from time to time. Montana public health ...
Mornay sauce is a smooth sauce made from béchamel sauce (butter, flour, milk), grated cheese, salt, and pepper, and often enriched with egg yolk. [5][6] When used for fish, the sauce is generally thinned with fish broth. [7][8] The cheese may be Parmesan and Gruyère, [6][9][8] Parmesan alone, [5] Gruyère alone, [10] or various other cheeses.
Varicella vaccine. Varicella vaccine, also known as chickenpox vaccine, is a vaccine that protects against chickenpox. [9] One dose of vaccine prevents 95% of moderate disease and 100% of severe disease. [10] Two doses of vaccine are more effective than one. [10] If given to those who are not immune within five days of exposure to chickenpox it ...
The 1837 Great Plains smallpox epidemic spanned 1836 through 1840 but reached its height after the spring of 1837, when an American Fur Company steamboat, the SS St. Peter, carried infected people and supplies up the Missouri River in the Midwestern United States. [1] The disease spread rapidly to indigenous populations with no natural immunity ...
Yet Cumpston remarked that a recurrent theme in his History ("the oft-repeated tale has to be told again") [130] was the long debate in Australian medical journals between doctors who, like Busby, insisted that a case or an outbreak was severe chickenpox, not smallpox, versus the orthodox view that if the pox disease, on its own, was causing ...