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When the researchers tested the sera of 20 participants who received the Pfizer-BioNTech vaccine they found that it could act against the engineered coronavirus variants. (Photo:AFP)

Pfizer, AstraZeneca vaccines protect against Delta variant: Lancet...

Pfizer vaccine offered 92 per cent protection against the Alpha variant and 79 per cent against the Delta strain 2 weeks...

15 Jun 2021 1:11 PM IST

View of a vial of Indias COVAXIN vaccine against COVID-19. (AFP)

Covid vaccine booster can increase immunity, help combat variants:...

IIMS Delhi started the clinical trials of the third dose of the COVAXIN, as a booster dose, six months after...

10 Jun 2021 4:15 PM IST

Importantly, these marks dont appear to be anything to worry about, as patients are otherwise asymptomatic Â– although it is unclear how long they stay for. (Representational image: Wikimedia Commons)

COVID nails: these changes to your fingernails may show you've had...

One symptom is a red half-moon pattern that forms a convex band over the white area at the base of fingernails

8 Jun 2021 11:21 AM IST

The 10-year average rate of increase also set a record, now up to 2.4 parts per million per year. (Representational Photo:AFP)

Carbon dioxide levels hit 50% higher than preindustrial time

It has taken only 42 years, from 1979 to 2021, to increase carbon dioxide by that same amount

8 Jun 2021 12:18 AM IST

Many post-Covid patients with skin complications are rushing to OPDs. (Photo: Representational/Pixabay)

Herpes, hair fall, nail issues: Doctors caution on post-Covid...

Many patients in recovery phase are facing one or other dermatological complication

7 Jun 2021 11:45 AM IST

Based on the antibody test results, out of the 634 people who had been previously infected, reinfections occurred in only four residents and 10 members of staff. (Representational image: PTI)

Prior infection cuts COVID-19 infection risk for up to 10 months:...

They found that residents with a previous infection were 85 per cent less likely to be infected during this four-month...

4 Jun 2021 1:38 PM IST

Even subtle nightly changes in sleep can affect anxiety levels. (Photo: ANI)

COVID-19 pandemic led to increased screen time, more sleep problems:...

Of the participants surveyed, 92.9 per cent reported an increase in their electronic device usage between the first and...

3 Jun 2021 10:56 AM IST

The researchers found that diABZI potently inhibits SARS-CoV-2 infection of diverse strains, including variant of concern B.1.351, by stimulating interferon signalling. (Representational image)

Drug that blocks multiple coronavirus variants in mice identified

The team tested a newly-developed drug molecule called diABZI, which is currently being tested in clinical trials to...

31 May 2021 1:14 PM IST

The writer, during one of her flights. (Image by arrangement)

Lekha Shankar | Bangkok so near, yet so far

The normal four-hour flight took as long as 35 plus hours

25 May 2021 2:54 PM IST

Medical Director at Delhis LNJP Hospital, Dr Suresh Kumar said that early diagnosis of Mucormycosis is critical and people should not take steroid without consulting doctors. (ANI)

'Early diagnosis of Mucormycosis critical, use steroid only after...

The Union Health Ministry wrote to all the states, UTs advising them to review their preparedness for black fungus...

22 May 2021 12:55 PM IST

A medical worker takes a vial of the AstraZeneca vaccine against Covid-19 on March 24, 2021 at a vaccination hub outside Romes Termini railway station. (ANDREAS SOLARO / AFP)

Two doses of AstraZeneca COVID shots 85-90 per cent effective: Public...

With the threat of new variants, it has never been more important to get the vaccine, said UK Health and Social Care...

21 May 2021 11:56 AM IST

A girl wearing a mask walks near India Gate in New Delhi. A high number of children and adolescents are contracting the novel coronavirus in the second wave (Photo: PTI)

Paediatricians sound alert about Covid among children

Paediatricians point out that variant of the virus during the second wave has been affecting children

21 May 2021 12:00 AM IST