CURRENT AFFAIRS

Detailed explanation-1: -The Central Institute of Brackishwater Aquaculture (CIBA) in Chennai has developed an indigenous vaccine for viral nervous necrosis (VNN) affecting several fish species. Dr. M.

Detailed explanation-2: -We begin our history of vaccines and immunization with the story of Edward Jenner, a country doctor living in Berkeley (Gloucestershire), England, who in 1796 performed the world’s first vaccination. Taking pus from a cowpox lesion on a milkmaid’s hand, Jenner inoculated an eight-year-old boy, James Phipps.

Detailed explanation-3: -The Nodavac-R is safe for all species that are susceptible to Viral Nervous Necrosis. They are to be used in fish hatcheries to bring down the incidence of the disease.

Detailed explanation-4: -In 1721, Lady Mary Wortley Montagu brought smallpox inoculation to Europe, by asking that her two daughters be inoculated against smallpox as she had observed practice in Turkey. Dr Edward Jenner created the world’s first successful vaccine. He found out that people infected with cowpox were immune to smallpox.

Detailed explanation-5: -Edward Jenner discovered ‘vaccine’ for the first time. Diseases which can be prevented by vaccination are: Small pox. Polio.