It’s the virus, stupid (?)

It’s the virus, stupid (?)

It’s the virus, stupid (?) Direct acting antivirals (DAAs) are among the most successful drugs ever developed. It is thanks to DAAs that HIV is no longer a death sentence, and we can now clear hepatitis C virus from many chronically infected patients. Unfortunately,...
Dengvaxia: what went wrong?

Dengvaxia: what went wrong?

Dengvaxia: what went wrong? Dengue fever is caused by four related but distinct viruses (dengue serotypes 1–4). These serotypes differ in their antigenicity and trigger unique antibody responses. Initial infection with one dengue serotype causes a mild flu-like...
Do vaccines spread?

Do vaccines spread?

Do vaccines spread? A live attenuated vaccine is effectively still a virus, and as such it shares with viruses the ability to spread. This is an important and often overlooked concept that is covered with much clarity by Bull, Smithson and Nuismer in Trends in...