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Tuesday, November 11, 2025
TopicSARS-CoV-2

Topic: SARS-CoV-2

Cough or fever first? Covid variants can make symptoms appear in different order, US study says

Symptom order can change with mutations in the virus, finds a study by researchers from the University of Southern California, published in 'PLOS Computational Biology'.

Days after suggesting booster dose, govt body’s U-turn: ‘More scientific scrutiny needed’

INSACOG’s U-turn, which mirrors the government’s stance, comes at a time when India’s Omicron case count has jumped to 12.

Booster dose of 6 Covid vaccines is safe, increases immunity, shows study in Lancet

The study looked at safety, immune response and side-effects of seven vaccines — Oxford-AstraZeneca, Pfizer-BioNTech, Novavax, Janssen, Moderna, Valneva and Curevac.

Covaxin was 50% effective among health workers in 2nd wave, real-world study from AIIMS shows

Study published in Lancet Infectious Diseases journal assessed 2,714 hospital workers from AIIMS New Delhi, who were most exposed to Covid and were primarily offered Covaxin.

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.

Coronavirus mutated same amount during pandemic as humans since Homo habilis walked earth

Mutations are the ultimate engine of evolution and provide the raw material for natural selection to act.

First nasal vaccine developed by Bharat Biotech gets nod for phase 2 trial

BBV154 is the first of its kind Covid-19 jab to undergo human clinical trials in India which is an intranasal replication-deficient chimpanzee adenovirus SARS-CoV-2 vectored vaccine.

WHO forms new expert group to continue research into origins of Covid in Wuhan

The new advisory group, SAGO, will also be responsible for advising WHO on development of a global framework to study emergence of future emerging pathogens with pandemic potential.

Why long Covid could help us understand other chronic diseases

Studies of Covid long-haulers might eventually help us understand other diseases, from chronic fatigue syndrome to cancer to Alzheimer’s.

Off The Cuff with Nicholas Wade

People are now much more open to finding an alternate explanation for where the virus came from after WHO’s dissatisfactory visit to China in...

On Camera

The govt’s ‘fix’ to speed up insolvency could add at least a year to the process

The proposed amendment to the Insolvency and Bankruptcy Code aims to reduce timelines and provide for a mechanism that involves minimal interaction with the court. It fails on both counts.

No more text-heavy ads, wider scope of services—ICAI’s ethics code overhaul to promote Indian CA firms

Open to public feedback until 26 November, the revised guidelines, among other changes, give CA firms more flexibility to advertise & promote their services.

‘Let them see’: Putin says new nuclear-powered missiles in the making, in message to Washington

At a ceremony felicitating Russian military engineers, Putin highlights Moscow’s 'parity' in defence technologies for the next century.

Bihar is where politics moves, and everything else stands still

Bihar is blessed with a land more fertile for revolutions than any in India. Why has it fallen so far behind then? Constant obsession with politics is at the root of its destruction.