A super spreader is an individual who is more likely to infect others compared with a typical patient (pictured). An example is the doctor who treated early SARS-CoV patients in China, traveled to a hotel in Hong Kong, and infected 10 others who then went on bring the virus to ...

On this mid-week edition, does it matter that SARS-CoV-2 is mutating, seasonal coronavirus immunity is short-lived, another bogus claim that the virus was produced in a laboratory (it came from Nature), and answers to listener questions. Click arrow to playDownload TWiV 664 (73 MB .mp3, 122 min)Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiV! ...

by Helen Stillwell Recently, a Phase 3 trial investigating a COVID-19 vaccine (AZD1222) being developed by AstraZeneca and the University of Oxford was put on hold in the US following a report of an adverse event in a study participant in the U.K. (Feuerstein 2020). One of the predominant vaccine ...

Daniel Griffin provides a clinical report on COVID-19, including vaccines, Alan summarizes a vaccine webinar on the most advanced US trials, a nidovirus from snapping turtles, longevity of memory B cells in recovered patients, and listener email. The British people can face any misfortune with fortitude & buoyancy as long ...

Immunity conferred by influenza virus vaccine is short-lived. After immunization with inactivated influenza virus vaccine, serum antibody levels peak within a few months and then decline rapidly. This decline was recently shown to be caused by loss of bone marrow plasma cells, a major source of serum antibodies. Results of ...