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VIRUS EVOLUTION
Over 1,500 bat species carry thousands of deadly viruses but rarely get sick, and scientists are only just beginning to understand whyBats possess a unique, preactivated innate immune defense that stops viruses from fully replicating, even after cell entry. This remarkable...- Why Homes Used to Be Less Airtight And How That HelpedHomes of the past were naturally ventilated, offering health advantages by expelling pollutants. Modern construction prioritizes energy eff...
- New ‘Cicada’ COVID variant hits US: What BA.3.2 means and why experts are watchingThe BA.3.2 COVID-19 variant, nicknamed “Cicada,” has emerged in the United States and multiple countries, prompting close monitoring by the...
- The Hidden Biology Behind Some of the Internet’s Strangest Animal MomentsSurprising animal behaviors, from birds to amphibians, are revealing deep biological processes. Scientists are uncovering how viruses manip...
- Decoded: How dangerous Covid variants emergeThe team, led by those from the National Research University Higher School of Economics (HSE), discovered that the likelihood of a substitu...
- Threat of large severe Covid waves is on the wane in India: Experts“Endemicity requires that the virus stay with us, and that its behaviour is predictable even if there are periodic outbreaks,” said K Srina...
- IIT Delhi study reveals mechanisms driving SARS-CoV-2 evolution in humansSARS-CoV-2 has a uracil-rich (uracil is one of the four building blocks of RNA) genome. The researchers have identified how uracils adjacen...
- Over 5,500 new viruses identified in the ocean, including a missing evolutionary linkRNA viruses are best known for the diseases they cause in people, ranging from the common cold to Covid-19.
- WHO declares B.1.1.529 Covid variant as a variant of concern, names it OmicronThis variant has a large number of mutations, some of which are concerning, it said.
- What the future holds for the Coronavirus and usEven for a virus, evolution is a long game, and our relationship with SARS-CoV-2 is still in its infancy. We are extremely unlikely to erad...
- Vaccines could affect how the coronavirus evolves - but that's no reason to skip your shotIn 2015, my collaborators and I published a scientific paper about a chicken virus you have likely never heard of. At the time, it got some...
- How will Covid-19 variant Delta evolve? Here's what the theory tells usEvolution is a result of random mutations (or errors) in the viral genome when it replicates. A few of these random mutations will be good ...
- In mutant variants, has the coronavirus shown its best tricks?New variants first detected in such far-flung countries as Brazil, South Africa and Britain cropped up spontaneously within a few months la...
- Vaccines may need regular updates as coronavirus evolves, say scientistsIn the research, virologists from Charite -- Universitatsmedizin Berlin in Germany studied the genetic evolution of the four currently know...
- Reinfections, new variants likely: Gagandeep KangKang said as we do not have enough evidence of these factors, it is important that India starts sequencing data in real time. To tackle thi...
- Continued use of masks, sanitiser can reduce spread of new Covid strainsThe scientists said a threat to vaccine effectiveness comes from other emerging strains.
- Ancient mummy's DNA reveals Hepatitis B existed since centuriesToronto, Jan 5 (IANS) The DNA analysis of the remains of a 16th century mummy has confirmed that the complex Hepatitis B virus (HBV) has ex...
- Chinese scientists discover 1,445 new virusesThe research was led by a team of scientists at the Chinese Centre for Disease Control and Prevention (CDC), with the findings published on...
- Viruses may have been major driver of human evolution: StudyIn a new study, researchers apply big-data analysis to reveal the full extent of viruses' impact on the evolution of humans and other mamma...
- Ebola virus evolved at normal rates during epidemic: StudyResearchers led by Wu-Chun Cao sequenced 175 Ebola virus genomes from people who were infected with the virus, including some who died.
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