COVID-19 vaccines produce T-cell immunity that lasts and works against virus variants
Vaccines train the immune system to recognise and respond to a particular pathogen, without first having to be infected by it
At least 59 labs handle the deadliest pathogens; only a quarter score high on safety
Most labs are significantly smaller, with half of 44 labs where data is available being less than half the size of a professional basketball court&…
WHO report on origin of novel coronavirus: Here’s what happens next
The key focus of next stage of investigations is looking at what happened before people realised there was a clinical problem in December 2019, …
The body’s fight against COVID-19 explained using 3D-printed models
Nathan Ahlgren, assistant professor of biology at Clark University, uses 3D-printed models to explain what proteins do in viruses, how they …
COVID-19: Your genes could determine whether SARS-CoV-2 puts you in hospital
Results of an analysis suggested there were differences in people’s DNA that could influence their ability to respond to a SARS-CoV-2 infection
Cut off amid CVID-19 lockdown: How a positive case next door changes the way I live
One of the latest novel coronavirus positive case in Delhi is at Kalkaji — a house away from mine
COVID-19: New research examines wastewater to detect community spread
At least 440 people were likely infected with COVID-19 in the area around the treatment facility in Massachusetts — much …
COVID origins debate: What to make of new findings linking the virus to raccoon dogs
The latest data supports the link of COVID-19 origins to Wuhan’s animal trade, it is unlikely to provide irrefutable evidence
Wuhan strain to Omicron: Where are we headed now?
Why has the original strain disappeared and what has replaced it?
Free COVID-19 vaccines in India from June 21: Everything you need to know
The Centre will buy 75% of total vaccine production and give it to states free of cost
Coronavirus update: Delhi Metro resumes even as India keeps adding more than 90,000 cases a day
India added 90,802 new cases in the last 24 hours, overtakes Brazil in total case tally
Coronavirus update: Science report hints at spread through breathing
More than 50 deaths in India
Coronavirus genome is like a shipping label that lets epidemiologists track it
Online databases have been collecting SARS-CoV-2 genomic nucleotide sequences since mid-December. Whenever a patient tests positive for the virus,…
Less than 10% of African countries likely to hit COVID-19 vaccination goal
The continent has so far fully vaccinated only 6% of its population; 70% of high-income countries have vaccinated more than 40% of their populations
COVID-19: How do things look 6 months since it all started
India did not get its 1st novel coronavirus positive case before end-January; But the situation has escalated to much worse
COVID-19: Lessons for disaster management
Good governance, responsive administration and coordination should be non-negotiable in a process driven by transparency and accountability
Came in contact with a COVID-19 patient? No need for tests, says ICMR
Medical experts hail ICMR’s move to relax testing guidelines though a large number of asymptomatic contacts stand to be excluded
Don’t politicise SARS-CoV-2 origin, WHO says as probe calls grow louder
WHO announced next steps August 12 as part of its investigation to find SARS-CoV-2 origins
COVID-19 Surge: The battle to save lives amid scarce resources
Community health experts and microbiologists in Karnataka suggest the second wave wasn’t unexpected but the quantum was not assessed …
What South Africans should know, but don’t, about government’s COVID-19 vaccine procurement
Uncertainty remains around the exact role of South Africa’s nine provinces, each with its own legislature and executive council, on …
COVID-19: How safe are antiviral drugs for environment?
Both chloroquine and hydroxychloroquine, for example, pose serious chronic threat to the aquatic environment
WHO says COVID remains a global emergency, but we’re at a transition point. What does this mean?
We still face significant challenges, with high rates of transmission in many countries
China confirms human-to-human transmission for coronavirus
WHO to convene emergency meeting on January 22, 2020
US report says novel coronavirus may have escaped from Wuhan lab: Report
A conclusion, however, has not been reached so far
Coronavirus update: WHO snubs ‘smokers better off’ theory
World tally crosses 4 million