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Multiple Possible Causes of Long COVID Come into Focus
Recent studies have lent support for a variety of hypotheses explaining the debilitating symptoms affecting millions of people after SARS-CoV-2 infection.  
Multiple Possible Causes of Long COVID Come into Focus
Multiple Possible Causes of Long COVID Come into Focus

Recent studies have lent support for a variety of hypotheses explaining the debilitating symptoms affecting millions of people after SARS-CoV-2 infection.  

Recent studies have lent support for a variety of hypotheses explaining the debilitating symptoms affecting millions of people after SARS-CoV-2 infection.  

viral reservoir
A young white-tailed deer in the snow
Possible Case of Deer-To-Human SARS-CoV-2 Transmission
Catherine Offord | Mar 3, 2022 | 2 min read
Canadian researchers identify a highly mutated variant of the virus in white-tailed deer and link it to a human COVID-19 case in the region—though they emphasize that the infection risk to people is low.
Two vaccine syringes on a baggy labelled with San Diego Zoo and Bonobo
The Rise of COVID-19 Vaccines for Animals
Chris Baraniuk | Dec 9, 2021 | 6 min read
Thousands of animals have had their shot already. How many more really need it?
orange and blue cell image
Woman’s Body Appears to Rid Itself of HIV
Chloe Tenn | Nov 18, 2021 | 3 min read
Researchers report what appears to be the second case of a person’s immune system clearing the virus on its own.
Small group of Scimitar-horned oryx
Tool Identifies Likely Reservoir Species for SARS-CoV-2
Emma Yasinski | Nov 16, 2021 | 4 min read
Researchers used sequencing data and phenotypic traits to predict which of 5,400 species were most likely to be susceptible to contracting and spreading the virus back to humans.
A stylized, computer-generated 3D render of a virus cell that looks similar to SARS-CoV-2
Two New Coronaviruses Make the Leap into Humans
Amanda Heidt | May 20, 2021 | 3 min read
Two viruses from dogs and pigs were isolated from human patients, but neither was proven to cause severe disease or to transmit to other people.
UPDATED
Ebola, virus, Guinea, West Africa, outbreak
Ebola Outbreak in Guinea Originated from Past Epidemic
Asher Jones | Mar 15, 2021 | 2 min read
Genetic analyses suggest that the virus came from a patient who survived the 2013–2016 West African outbreak.
Characteristics that Give Viruses Pandemic Potential
Anthony King | Aug 17, 2020 | 10+ min read
A handful of factors tip the scales in making a virus more likely to trigger a disruptive global outbreak. Right now, scientists tend to rank influenza, coronaviruses, and Nipah virus as the biggest threats.
Table: Viruses that Threaten to Spark Another Pandemic
Anthony King | Aug 17, 2020 | 3 min read
A coronavirus has been commanding the headlines for months, but strains of influenza and paramyxovirus are extremely dangerous pathogens that could spark outbreaks.
Why Bats Make Such Good Viral Hosts
Katarina Zimmer | Jun 1, 2018 | 4 min read
The bat version of the STING protein helps dampen the mammals' immune response to infection, researchers have found.
Hidden Menace
John Frater, Genevieve Martin, and Matthew Pace | May 1, 2015 | 10+ min read
Curing HIV means finding and eradicating viruses still lurking in the shadows.
Hide and Seek
The Scientist Staff | Apr 30, 2015 | 1 min read
Oxford researcher John Frater explains the strategy of targeting viral reservoirs to beat HIV.
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