by Gertrud U. Rey If you live in the Northern hemisphere, it is that time of the year again. The perfect time to get your annual flu shot. There are two reasons why we need to get a flu shot every year. The first is antigenic drift, an accumulation of ...

The TWiV team covers outbreaks of eastern equine encephalitis virus in the US and poliovirus in the Philippines, and explain how a chemokine induced by HIV-1 infection helps release more virus particles from cells. Click arrow to play Download TWiV 567 (68 MB .mp3, 112 min) Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiV! ...

Cases of poliomyelitis have been reported in the Philippines 19 years after the country was declared free of the disease. The return of poliomyelitis to the country emphasizes the need to maintain high levels of immunization while polioviruses continue to circulate. The blame for the return of poliomyelitis is the ...

From the Karolinska Institute in Stockholm, Vincent speaks with Niklas Björkström, Ali Mirazimi, and Matti Sällberg about their work on the impact of chronic hepatitis C virus infection on NK cells, Crimean-Congo hemorrhagic fever virus vaccines, and immunotherapy to block entry of hepatitis B and D viruses. Click arrow to ...

After infection with poliovirus, only about 1% of individuals develop paralysis. I have always wondered whether genetic polymorphisms underlie the rarity of this disease outcome. The results of study carried out in Denmark provide the first insights. The study group consisted of 17 individuals who developed poliomyelitis in the pre-vaccine ...