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Variolation was the method of inoculation first used to immunize individuals against smallpox (Variola) with material taken from a patient or a recently variolated individual, in the hope that a mild, but protective, infection would result.
This practice, known today as variolation, was first practiced in China in the 10th century. [34] Methods of carrying out the procedure varied depending upon location. Variolation was the sole method of protection against smallpox other than quarantine until Edward Jenner's discovery of the inoculating abilities of cowpox against the smallpox ...
Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus. [7] [11] The last naturally occurring case was diagnosed in October 1977, and the World Health Organization (WHO) certified the global eradication of the disease in 1980, [10] making smallpox the only human disease to have been eradicated to date.
[74]: 60 Two reports on the Chinese practice of inoculation were received by the Royal Society in London in 1700; one by Martin Lister who received a report by an employee of the East India Company stationed in China and another by Clopton Havers. [75] In France, Voltaire reports that the Chinese have practiced variolation "these hundred years".
By the 18th century, variolation was widely practiced in India. Several historians have suggested that variolation may be older than the 18th century in India. [17] Oliver Coult in 1731 wrote that it had been "first performed by Dununtary a physician of Champanagar". However these reports have been called into question.
The United States has take steps in response to Chinese-linked cyber-espionage operations against U.S. telecoms firms, U.S. national security adviser Jake Sullivan said on Friday. U.S. telecoms ...
China Today is a news program that focuses on news issues and current affairs around China. China Today 30 minute's episodes are broadcast on CCTV-9 at 22:00 China Standard Time (UTC+8), or 14:00 UTC every day, and rebroadcasts twice at 01:00 and 07:00 UTC+8 the next morning, or 17:00 and 23:00 UTC.
China’s chips lag “years behind,” U.S. Secretary of Commerce Gina Raimondo told 60 minutes in April. Read more: Research Finds Stark Global Divide in Ownership of Powerful AI Chips