WebA severe, highly infectious virus disease that was eradicated in 1980. Smallpox was spread mainly by droplet infection and caused fever, headache, muscle aches and a severe … WebNov 10, 2024 · Smallpox is an acute contagious disease caused by the variola virus, a member of the orthopoxvirus family. It was one of the most devastating diseases known …
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WebJun 7, 2016 · What is Smallpox? Before smallpox was eradicated, it was a serious infectious disease caused by the variola virus. It was contagious—meaning, it spread from one person to another. People who … WebSmallpox was a terrible disease. On average, 3 out of every 10 people who got it died. People who survived usually had scars, which were sometimes severe. One of the first methods for controlling smallpox was variolation, … how many proteins can one gene code for
Medical Definition of Smallpox - MedicineNet
WebJul 20, 1998 · smallpox, also called variola major, acute infectious disease that begins with a high fever, headache, and back pain and then proceeds to an eruption on the skin that leaves the face and limbs covered with cratered pockmarks, or pox. For centuries … immunization, process by which resistance to disease is acquired or induced in … vaccine, suspension of weakened, killed, or fragmented microorganisms or toxins or … pandemic, outbreak of infectious disease that occurs over a wide geographical … The vaccinia virus used in modern vaccines, though descended from cowpox, differs … Wellcome Library, London (CC BY 4.0) Once one of the world’s most dreaded plagues, … WebApr 7, 2024 · smallpox vaccine, preparation of vaccinia virus given to prevent smallpox. Vaccinia virus is a type of poxvirus that is closely related to variola major, the virus that … Weba : an antigenic preparation of a typically inactivated or attenuated (see attenuated sense 2) pathogenic agent (such as a bacterium or virus) or one of its components or products (such as a protein or toxin) a trivalent influenza vaccine oral polio vaccine how many proteins does covid have