WebThe variola virus causes smallpox. There are two variants of variola: variola major and variola minor (or variola alastrim). Variola major caused most cases of smallpox and the most deaths. Variola minor caused similar, but less severe, symptoms. It was only fatal in 1% of cases, compared to over 30% of cases of variola major. WebMonkeypox, smallpox. Virus seen under the microscope. Spread of the virus Monkeypox, smallpox. Virus seen under the microscope. Public Health Emergency of International …
Smallpox Definition, History, Vaccine, & Facts Britannica
Web9 rows · Jan 14, 2024 · Download these images for use in lectures and presentations. Educate staff and patients about ... WebNov 17, 2024 · For thousands of years, smallpox ravaged populations around the world, killing 30 percent of those it infected — until Edward Jenner discovered a vaccine in 1796 … scripture when the water saw you
1,656 Smallpox Virus Premium High Res Photos - Getty …
WebOct 5, 2024 · Smallpox is a highly contagious and potentially fatal disease spread by human contact. It is usually spread by face-to-face contact with an infected person or by contact with the secretions from a patient’s rash. … WebA young Native American boy in Yukon Territory is checked for smallpox and vaccinated against the disease in this circa-1900 photograph. Smallpox killed some 300 million … pc arf5 仕様 書