TNPSC Thervupettagam

Plasma Therapy

April 13 , 2020 1562 days 904 0
  • The Indian Council of Medical Research (ICMR) approved clinical trial protocol to be administered for critically ill COVID-19 patients for conducting convalescent plasma therapy for the treatment of critically ill COVID-19 patients.
  • Kerala gets nod for trial of plasma therapy.
  • The ICMR has given its nod to the state government for the first-of-its-kind project, initiated by the prestigious Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST) in Kerala.
  • Drugs Controller General’s approval and institutional ethics committee approval would have to be there before the treatment can be administered.
  • The therapy takes antibodies from the blood of a person who has recovered from a virus. 
  • It transfuses those antibodies into a person sick with that virus.
  • Those antibodies that are secreted by immune cells known as B lymphocytes, are found in plasma, or the liquid part of blood that helps the blood to clot when needed and supports immunity.
  • Once a person has had the virus and recovered, that person has developed antibodies that will stay in their blood waiting to fight the same virus should it return. 
  • Those antibodies, when injected into another person with the disease, recognize the virus as something to attack.
  • The scientists say antibodies attack the spikes on the outside of the virus, blocking the virus from penetrating human cells.
  • Convalescent plasma is also known as passive antibody therapy, meaning that while it can immediately provide a person with antibodies to fight a virus, those antibodies only last a short period of time in the recipient’s body.

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