Covishield, Covaxin vaccines work against alpha, beta, gamma, delta variants of SARS-CoV-2: Center

New Delhi: Allaying concerns about the new Delta Plus variant, the central government has assured that the COVID-19 vaccines- Covishield and Covaxin- work against SARS-CoV-2 variants alpha, beta, gamma and delta , while testing effectiveness against Delta Plus. Variants running.

Balram Bhargava, Director General, ICMR said, “The reduction in the neutralization capabilities of the vaccine with different variants based on the global literature suggests that Covaxin does not change at all with the alpha variant and is therefore the same as with the standard strain. it happens. ”

“CoVShield decreases 2.5-fold with alpha. For the delta variant, Covaxin is effective but antibody response is slightly reduced leading to a three-fold reduction, and for Covishield, it is a two-fold reduction, whereas in Pfizer and Moderna It’s a seven-fold decrease,” he said.

The Director General of ICMR stressed that the two vaccines currently administered in India are effective against the new delta mutants. “However, Covishield and Covaxin work against variants of SARS-CoV-2—alpha, beta, gamma and delta—which is well established for these two vaccines,” Bhargava was quoted as saying by PTI.

The center had earlier confirmed that 51 cases of the Delta Plus variant, labeled concern form, Found in 12 states in India. B.1.617.2 plus or delta plus versions have increased transmission efficiency, stronger binding to the receptors of lung cells and potentially decreased monoclonal antibody response.

“The Delta Plus variant has also been isolated and cultured at ICMR-NIV, and laboratory tests are underway to check the vaccine’s effect on the Delta Plus variant. We should get these results in seven-10 days to see if the vaccine is compatible with Delta. Is working against or not. Plus version,” Bhargava said.

Meanwhile, Union Health Secretary Rajesh Bhushan in a letter to the states has identified delta plus type case, asked them to implement containment measures on priority basis.

He wrote, “Thus, you are requested to take immediate containment measures in these districts and clusters, including prevention of crowding and mingling, widespread testing, rapid (contact) tracing as well as (increased) vaccine coverage.” Including prioritizing the base.”

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