CURRENT AFFAIRS

Detailed explanation-1: -American vaccinologist Maurice Hilleman’s team developed a chickenpox vaccine in the United States in 1981, based on the “Oka strain” of the varicella virus. The chickenpox vaccine first became commercially available in 1984.

Detailed explanation-2: -However, the first description of chickenpox was provided by Giovanni Filippo in the 16th century. William Heberden demonstrated in 1767 that smallpox was different from chickenpox.

Detailed explanation-3: -Chickenpox Virus Is ID’d in the 1950s The U.S. Food and Drug Administration approved the first chickenpox vaccine in 1995 and the first shingles vaccine in 2006. Compared to other childhood vaccines, the chickenpox vaccine was a relatively late development.

Detailed explanation-4: -Japanese virologist Dr Michiaki Takahashi had developed the first vaccine against chickenpox in 1974. A doodle on search giant Google’s homepage on February 17, 2022, has featured Japanese virologist Dr Michiaki Takahashi, the developer of the world’s first vaccine against chickenpox, to commemorate his 94th birthday.