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Tuesday, September 30, 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

Bodoland poll loss a wake-up call for Assam BJP. Zubeen’s death puts CM Sarma in a tight spot

Assam CM can’t celebrate that the Congress drew a blank in the Bodoland Territorial Council polls in 2010 as well as 2015, and bagged only one in 2020.

Market regulator SEBI clears Adani Group of impropriety alleged by Hindenburg Research

SEBI probe concluded that purported loans and fund transfers were paid back in full and did not amount to deceptive market practices or unreported related party transactions.

Aerial warfare analyst Tom Cooper faults India’s military PR, says Pakistan does it better

In post on social media, Cooper narrated experience of MiG-21 researcher from Germany who wanted to attend aircraft’s farewell ceremony in India, and the roadblocks he faced. 

Something’s hidden in the Oval Office photo of Trump, Munir, Sharif. India must look closely

What Munir has achieved with Trump is a return to normal, ironing out the post-Abbottabad crease. The White House picture gives us insight into how Pakistan survives, occasionally thrives and thinks.