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Monday, December 1, 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

There’s pollution, violence, volcanic ash on my screen. And yet an email is more stressful

Years are quietly being stripped off my lifespan, and somehow that doesn’t ruin my day. But getting scolded for one careless word in an email? That can send me spiralling.

Karnataka startups feel the chill as global funding winter sets in. Fintech emerges as sole bright spot

The state raises just $2.7 billion in first nine months of 2025 compared to $4.5 billion last year, with late-stage investments hit hardest.

What’s expected from Putin’s India visit in December—Defence Secretary explains

ThePrint had previously reported that India & Russia are talking about 5 more regiments of the S-400, but no contracts are to be signed during the Russian president's visit.

Gaali cricket: Bavuma stands tall, India’s Test ego cut to size

The India-South Africa series-defining fact is the catastrophic decline of Indian red ball cricket where a visiting team can mock us with the 'grovel' word.