Estudo da Fiocruz indica que BCG é ineficaz quando aplicada em adultos

[{"selector":"#anim-39f8902b-46f6-43f8-814b-c2fa7778d5fe","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3ac2b8f6-e001-4bda-84cb-5b4c9bffb9ab","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-b2d651ad-5884-43a2-b409-18047271a6c4","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-8f4d9376-4efa-4bbb-9457-f6b6af166926","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Marcelo Camargo/Agência Brasil

[{"selector":"#anim-90a6f5d3-a214-44b7-a497-c2a065458f02","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b81b25d3-d965-43db-82b5-b7e94dacd05f","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-cef3018a-1c76-4696-bbe3-613650be1083","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-0ad9baf7-5a06-4769-b23e-064687c841f6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Estudo realizado por pesquisadores da Fundação Oswaldo Cruz (Fiocruz) reforça que a vacina BCG deve ser aplicada em crianças até 5 anos de idade, para prevenir a forma grave da tuberculose Sebastian Condrea/Getty Images

[{"selector":"#anim-6a3a6873-b050-4f54-a247-d27f131807e9","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-447c7306-a24c-428a-a5fa-98fa5b17dd12","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-88c2bc7b-37e2-4a22-ba77-4b36ddb95c9c","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-4985c008-474e-47b7-b963-86cdd4fd4e08","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] No entanto, ela é ineficaz quando aplicada em adultos contra a infecção inicial pelo vírus Mycobacterium tuberculosis , causador da doença Rovena Rosa/Agência Brasil

[{"selector":"#anim-945eef80-ee39-4fac-90c6-ff6fd7e9529d","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-85b7af34-e149-4212-a18d-8ab7ca513433","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-5d4419f2-9ce0-4453-a20f-157138813285","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-c59ad6b5-825a-4858-9d22-62316fcdc567","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Publicado nesta semana, na revista britânica The Lancet – Infectious Diseases, o trabalho indica, também, a necessidade que sejam desenvolvidas novas vacinas em todo o mundo contra a doença A. Martin UW Photography/Getty Images

[{"selector":"#anim-75ebb536-1b6d-4955-ac5d-23d5b10c8707","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ba7e0cfb-25d2-4390-8722-3fa0d08ad231","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-242cf936-dc4f-4d36-9c24-7eb484e27223","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-1ed147be-7e75-43d8-998e-2c8a79b50991","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O trabalho foi realizado apenas no Brasil, nas cidades de Campo Grande (MS), Manaus (AM) e Rio de Janeiro (RJ) pelos pesquisadores Julio Croda, Margareth Dalcolmo e Marcus Lacerda Fábio Silva/PMC

[{"selector":"#anim-c15e18f2-c053-44e8-a242-5ea43b46dd0b","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-06bc60a3-c7b1-4cf2-936a-7148dc0fa853","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-28ce61c8-1469-4118-bb36-f7b9dc62b56e","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-13511d49-2e25-4ae5-9146-a0a344e004cb","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O levantamento integra o ensaio clínico Brace, com BCG randomizado, em que os participantes foram escolhidos de forma aleatória, cujo objetivo principal era avaliar a eficácia da vacina em trabalhadores de saúde contra a covid-19 Valter Campanato/Agência Brasil

[{"selector":"#anim-a860ff09-71e0-4268-9ba8-3bea022683b5","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2ae3f308-0276-4495-885e-9e30f067a615","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-fed4f875-4429-42d9-94bf-c7776297fe39","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-968d5aa4-2278-4448-809f-5e617a463873","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O estudo Brace foi financiado pela Fundação Bill e Melinda Gates e abrangeu cinco países: Brasil, Holanda, Espanha, Austrália e Reino Unido REUTERS/Baz Ratner

CNNBRASIL.COM.BR

[{"selector":"#anim-c18ce425-3e46-4608-ad25-6fb6dff18fc7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-85a58658-8a33-4aa4-9090-cda23eadfdfc","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fad5524c-fee8-4f89-b77c-86d14777cc03","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-befe5286-7175-45c4-a0b6-3a36c19a1c8a","keyframes":{"transform":["translate3d(0px, 2132.63615%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-580a7853-9fac-4655-9749-80f903c7690d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-cfc31a81-0f7a-429e-83ef-506b053e6124","keyframes":{"transform":["translate3d(-117.84387%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-243fc62a-6d82-4efb-8c31-c1405cc52617","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d8404cbf-23b7-4db3-a8b0-92119dd16c8a","keyframes":{"transform":["translate3d(0px, 1223.93157%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Catherine Falls Commercial/Getty Images leia mais em