Enlarge / Electron micrograph of herpesviruses. reader comments 15 with Share this story Double-stranded DNA viruses come in two main flavors, classified by their shapes. One contains large and giant DNA viruses that attack complex cells but also includes some viruses that are much smaller and infect bacteria. These viruses are shaped like soccer balls. ..
Tag : virology
reader comments 48 with 39 posters participating Share this story Covid-19 Coverage View more stories Infection by SARS-CoV-2 causes a dizzying array of symptoms beyond the respiratory distress that is its most notable feature. These range from intestinal distress to blood clots to the loss of smell, and symptoms vary wildly from person to person. ..
reader comments 59 with 36 posters participating, including story author Share this story Covid-19 Coverage View more stories One of the more disturbing aspects of the SARS-CoV-2 coronavirus is its ability to readily hop between a variety of species, ranging from domesticated animals like cats and mink to wild deer. This creates a potential risk. ..
Enlarge / That’s a lot of mutations. reader comments 228 with 113 posters participating, including story author Share this story Covid-19 Coverage View more stories On Friday, the World Health Organization officially named a new version of the SARS-CoV-2 virus a variant of concern, and attached the Greek letter omicron to the designation. The Omicron ..
Enlarge / Herpes viruses getting ready to infect new cells. reader comments 2 with 2 posters participating Share this story One of the defining features of viruses is that they rely on host proteins in order to reproduce. A host cell will often copy viral genes into RNAs and then translate those RNAs into proteins, ..
reader comments 86 with 62 posters participating Share this story Covid-19 Coverage View more stories Earlier this year, researchers found that many wild deer in Michigan had antibodies that suggested the animals had been exposed to SARS-CoV-2, the virus that causes COVID-19. It was a significant cause for concern, as a large population of susceptible animals ..
Enlarge / Health care workers don protective equipment before working with Ebola patients. reader comments 68 with 43 posters participating Share this story A large international research group released a paper today suggesting that Ebola viruses can emerge from five years of dormancy to trigger a new outbreak of infections. While this isn’t the first instance ..
Enlarge / Plague-bearing Bambi? reader comments 73 with 56 posters participating Share this story Covid-19 Coverage View more stories On Wednesday, the US Department of Agriculture released some rather disturbing news: a survey of wild deer populations has found that large numbers of the animals seem to have been exposed to SARS-CoV-2, the virus that ..
Enlarge / A participant gets his second dose of the Novavax vaccine during the clinical trial. reader comments 127 with 68 posters participating, including story author Share this story Today, a company called Novavax announced that it had completed a large efficacy trial of its COVID-19 vaccine, and the news was good. The vaccine is ..
Enlarge / The coronavirus spike protein that mediates coronavirus entry into host cell. reader comments 41 with 27 posters participating Share this story Covid-19 Coverage View more stories We’ve always needed to limit the total SARS-CoV-2 infections for reasons beyond the immediate risk they pose to the infected. Each new infected individual is a chance ..