Ebola Outbreak in Guinea Originated from Past Epidemic
Ebola Outbreak in Guinea Originated from Past Epidemic
Genetic analyses suggest that the virus came from a patient who survived the 2013–2016 West African outbreak.
Ebola Outbreak in Guinea Originated from Past Epidemic
Ebola Outbreak in Guinea Originated from Past Epidemic

Genetic analyses suggest that the virus came from a patient who survived the 2013–2016 West African outbreak.

Genetic analyses suggest that the virus came from a patient who survived the 2013–2016 West African outbreak.

virus evolution
Q&A: A Molecular Toolkit to Build SARS-CoV-2 Research Capacity
Q&A: A Molecular Toolkit to Build SARS-CoV-2 Research Capacity
Asher Jones | Mar 3, 2021
Sam Wilson discusses a user-friendly set of resources that he and his collaborators developed to aid labs pivoting to study COVID-19.
Data Hint B.1.1.7 Could Be More Deadly Than Thought
Data Hint B.1.1.7 Could Be More Deadly Than Thought
Shawna Williams | Jan 25, 2021
In addition to being more transmissible, the variant now dominant in the UK may be about 30 percent more deadly than previous strains, but much uncertainty remains.
SARS-CoV-2 Genetic Variant May Be More Transmissible
SARS-CoV-2 Genetic Variant May Be More Transmissible
Abby Olena | Nov 25, 2020
The so-called 614G mutation in the viral spike protein does not appear to cause more severe cases of COVID-19, but multiple studies indicate that it could be more contagious.
More SARS-CoV-2 Reinfections Reported, But Still a Rare Event
More SARS-CoV-2 Reinfections Reported, But Still a Rare Event
Ashley Yeager | Oct 26, 2020
Repeat COVID-19 cases could offer clues about people’s immunity to the novel coronavirus and how to vaccinate against it.
Characteristics that Give Viruses Pandemic Potential
Characteristics that Give Viruses Pandemic Potential
Anthony King | Aug 17, 2020
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.
Polio Vaccination Causes More Infections than Wild Virus
Polio Vaccination Causes More Infections than Wild Virus
Jef Akst | Nov 25, 2019
In rare instances, the live virus in oral polio vaccines can mutate and become infectious, causing new outbreaks.
HIV-1 Genome Extracted from 1966 Tissue Sample
HIV-1 Genome Extracted from 1966 Tissue Sample
Nicoletta Lanese | Aug 19, 2019
Scientists spent five years reconstructing what is now the oldest HIV-1 genome yet recovered.
Image of the Day: Ringspots
Image of the Day: Ringspots
Carolyn Wilke | Jan 25, 2019
Tiny insects carry the tomato spotted wilt virus, which causes infected plants to develop discolored ring-shape blotches.
Ancient Humans Had Hepatitis B
Ancient Humans Had Hepatitis B
Abby Olena | May 9, 2018
Analyses of more than 300 ancient human genomes show that Hepatitis B virus has infected humans for at least 4,500 years and has much older origins than modern viral genomes would suggest.