Medicago reports positive H7N9 data; Novavax readies MERC-CoV candidate;

> A U.K. lab is to test the Quinvaxem vaccine suspended in Vietnam. News

> Novavax has produced a vaccine candidate to protect against MERS-CoV. Release

> South African vaccine maker Litha is hunting for acquisitions. Item

> Medicago has reported positive interim preclinical results for its H7N9 vaccine. Release

> Argos Therapeutics has added new sites to a Phase III trial of its metastatic renal cell carcinoma immunotherapy. News

> Politicians in Northern Ireland have begun a campaign to make Novartis' ($NVS) meningitis B vaccine freely available. Item

> Researchers at Johns Hopkins have presented positive preclinical data for a tuberculosis vaccine. Piece