HPV vax protects the herd; Novartis and Sanofi team up to combat AIDS;

> Phase I trial results were consistent with preclinical results in animals for Novavax's RSV vaccine candidate. Release

> Merck ($MRK) boosts advertising to sell its shingles vaccine, Zostavax, which initially endured manufacturing issues. Story

> Novartis ($NVS) and Sanofi ($SNY) are teaming up to combat AIDS by developing a new remedy using shark liver oil. News

> HPV vaccine helps protect even those women who do not receive it. Article

> Administration of the H1N1 vaccine during pregnancy is linked to Guillain-Barre Syndrome. Item

And Finally... Experts discuss whether to immunize people against bird flu before a potential pandemic. Story