Delivering the TB Vaccine by IV Better Protects Monkeys, New Study Finds
Photo: University of Pittsburgh School of Medicine
A new study suggests that a simple tweak could make a century-old vaccine for tuberculosis far more effective — but that shift could prove difficult in practice.
Researchers found that increasing the dose of a TB vaccine and delivering it intravenously better protected monkeys against the infection than the standard method, of injecting the vaccine into the skin. The scientists reported their findings Wednesday in Nature.
“By just changing the route of vaccination, we see an incredible protection against TB,” said Dr. Maziar Divangahi, who studies TB and vaccines at McGill University ...