The International AIDS Vaccine Initiative will use grant funding to develop a Lassa vaccine based on the VSV vector.

Here is some other vaccine news of note for the week.

VBI-1501 showed neutralizing antibody activities against both fibroblast and epithelial cell infections.

Merck and international agencies are preparing to roll out the experimental vaccine, hoping to stifle a new wave of cases that has killed 19 people.

Here is some other vaccine news of note for the week.

PaxVax picked up the FDA's fast track tag for its chikungunya vaccine.

Pfizer has three vaccine programs in development—and top executives have high hopes—but two key programs have competitors close behind.

Here is some other vaccine news of note for the week.

Sanofi posted strong vaccines growth last year, but the first quarter of 2018 didn't deliver quite so well.