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Wednesday, November 5, 2025
TopicDelta variant

Topic: Delta variant

Antibodies that neutralise Delta variant remain effective for Delta plus too, INSACOG says

In its weekly bulletin, Indian SARS-CoV-2 Genomics Consortium says Delta plus variant does not have significantly increased immune escape properties compared to the Delta variant.

Risk of hospitalisation doubles with Delta variant compared to Alpha, study in Lancet says

The study is the first to report hospitalisation risk for the Delta vs Alpha variants based on cases confirmed by whole-genome sequencing, the most accurate way to determine the virus variant.

AY.12 — the new sublineage of Delta variant circulating in India, Israel

AY.12 is, at present, the most dominant strain in Israel — 51% of samples studied have shown the prevalence of this variant. In India, the first sample of AY.12 was found on 7 Sep 2020.

Delta variant the main culprit in India’s breakthrough Covid infections, study says

The ICMR study was conducted on 354 vaccinated patients of whom 241 had taken one dose, and 113 had taken two. Study also included 185 unvaccinated Covid patients.

Covid vaccines less effective against Delta variant, UK study finds

The study results may fuel calls to give booster shots to the fully vaccinated. While UK is still deciding, US says those who got both doses will get a third shot after 8 months.

Why the world may never reach herd immunity against Covid-19

New variants like Delta, which are more transmissible and have been shown to evade protections in some cases, are moving the bar for herd immunity near impossibly high levels.

High incidence of diabetes, hypertension likely made India’s 2nd wave more fatal: Lancet report

Researchers found the death rate in India among Covid patients with at least one existing health condition was 5.7%, compared to 0.7% in those otherwise healthy.

Mumbai sees ‘first Delta Plus death’ — What is the new variant & where it came from

The Delta Plus variant, also known as AY.1 and designated as a variant of concern in India, has been detected in the genome sequence of a Mumbai woman who died of Covid on 27 July.

Mumbai reports first death due to Delta Plus Covid variant, second in Maharashtra

The 63-year-old woman was fully vaccinated and died in July. Her 6 close contacts have tested positive for Covid, of which two are infected with Delta+ variant, according to BMC.

Delhi has overcome Delta variant detected in over 80% of Covid samples, says Satyendar Jain

Delhi Health Minister Jain also said Centre has not yet asked for data on deaths due to shortage of oxygen and that a new sero survey will be undertaken in the national capital soon.

On Camera

Pakistan can’t bomb or bargain its way out of the TTP-TLP mess

Among the many problems Pakistan is currently dealing with, the TLP and TTP offer two varying dimensions of the same one.

Kerala’s silent startup surge—work near home, smooth roads, fast internet & diaspora engagement

Once seen as a fading presence on India’s investment & startup picture, the state is slowly moving up the ladder, with policy reforms & infrastructure building.

India & Israel ink agreement to share, co-develop & co-produce advanced defence tech

Agreement signed during 17th Joint Working Group (JWG) on defence cooperation. Defence Secretary Rajesh Kumar Singh met Director General in Israeli Ministry of Defence Amir Baram Tuesday. 

Trump’s trade wars have rewritten powerplay, but India didn’t get the memo

This world is being restructured and redrawn by one man, and what’s his power? It’s not his formidable military. It’s trade. With China, it turned on him.