Esper Kallas
Esper Kallas is the director of the Instituto Butantan, a prominent biomedical research center in Brazil known for its work on vaccines and immunobiologicals. Recently, he was in the news for announcing the development of a single-dose vaccine for dengue, which is currently under analysis by the Agência Nacional de Vigilância Sanitária (Anvisa). Kallas highlighted that the institute plans to produce 1 million doses of the vaccine within the year, with an additional 100 million doses expected between 2026 and 2027, amidst a public health emergency due to rising dengue cases in São Paulo.
Not in the pool (under ¢1).
Recent news mentions
Esper Kallás is the director of Butantan who expressed optimism about the impact of the dengue vaccine on public health.
vacina reduz gravidade da doença, mas risco de epidemia se mantém
Brazil· 2025-12-22
Esper Kallás is the director of the Instituto Butantan.
Anvisa aprova vacina contra chikungunya do Instituto Butantan e Valneva; entenda os próximos passosBrazil· 2025-04-14Esper Kallás was present at the event alongside other officials.
Governo anuncia primeira vacina 100% brasileira contra dengue
Liechtenstein· 2025-02-25
Esper Kallas is the director of the Instituto Butantan, which is developing a vaccine for dengue.
governo de São Paulo anuncia emergência em saúde públicaBrazil· 2025-02-20
