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Delhi’s serological survey

  • Posted By
    10Pointer
  • Categories
    Science & Technology
  • Published
    23rd Jul, 2020
  • The result of a serological survey was declared by the Ministry of Health and Family Welfare carried out in DELHI.
  • This study has been done by the National Centre for Disease Control [NCDC] in collaboration with Government of National Capital Territory of Delhi.
  • A serological survey seeks to assess the prevalence of disease in a population by detecting the presence of specific antibodies against the virus.
  • The survey included the IgG Enzyme-Linked Immunosorbent Assay (ELISA) test which estimates the proportion of the population exposed to SARS-CoV-2 infection.
    • The IgG test is not useful for detecting acute infections, but it indicates episodes of infections that may have occurred in the past.
    • The test has been approved by ICMR for its high sensitivity and specificity.
  • Since it is not possible to test everyone in the population, serological studies are used as a tool to make an estimate of the extent of disease spread in the community.

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