RIO DE JANEIRO, BRAZIL - Biotechnology company 'Moderna' announced yesterday that preliminary tests of a potential vaccine for the novel coronavirus have yielded positive results.
Eight patients received small and medium doses of the vaccine and developed levels of antibodies similar to or higher than those found in patients already recovered from the disease.
The results suggest, for now, that the vaccine triggers a certain level of immunity. However, the result involves a small number of patients. The company has announced that it will conduct new tests in July that may involve 600 people.
"The provisional stage 1, although at an . . .