Estudo de genoma revela as origens etíopes pré-históricas do café

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[{"selector":"#anim-96243873-1dff-4ce6-992d-b58970ce2162","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9fb0d998-98ab-477a-9959-a9fd410f9e96","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-87024980-bb4a-4c6c-8bea-678ed95dbe3d","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-97ac8eec-75be-45ad-b262-c2ee5edf38f6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O café, sem dúvida, é uma grande parte da cultura global, e o tipo feito do grão Arábica é o mais apreciado pelos entusiastas REUTERS/Oswaldo Rivas

[{"selector":"#anim-4ebbecea-859b-4a8d-912b-b187e790ed5e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-67878eb3-09c5-4078-97db-87268067638c","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-1c58c38f-6610-45e9-98ea-9040af551667","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-b28030ff-4f7a-4211-aae6-80bc9da5df40","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Pesquisadores agora desvendaram o genoma da espécie Arábica e rastrearam sua origem a um cruzamento natural entre duas outras espécies de café, há cerca de 610 mil a um milhão de anos atrás nas florestas da Etiópia michellegibson/Getty Images

[{"selector":"#anim-5ae1fc87-6f5d-402a-92ae-7a096f9aa990","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b4bbb435-1769-4891-af90-f470fe65f889","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-5c13802f-9526-4096-90a8-f8c90c627686","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-df403c67-1302-406a-b9a3-46db6323558a","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Isso torna essa espécie mais antiga do que a nossa própria espécie, Homo sapiens, que surgiu na África há cerca de 300 mil anos REUTERS

[{"selector":"#anim-03521ccb-f359-4beb-9b42-24750a869fcb","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4481bd86-7c67-4734-9fc7-33ee749a31fd","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-87e7ea09-bdaa-4974-be4d-59fa073324ec","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-bfaebcbd-6df7-4a7d-b66f-e7f84aab0852","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Os pesquisadores sequenciaram os genomas de 39 variedades de Arábica, incluindo um espécime do século 18, para criar o genoma de melhor qualidade até hoje dessa espécie, cujo nome científico é Coffea arabica Unsplash

[{"selector":"#anim-71430e82-366b-4396-b03a-806d37df303e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-14540d7b-11c2-4fb0-b571-05a1f2050400","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-90637743-9093-4bde-96c7-f45d64cca4d8","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-bbb6f327-bddd-482c-8526-a6faff85801f","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Eles também descobriram uma região específica do genoma que pode ser crucial para o desenvolvimento de variedades resistentes a doenças por meio de cruzamento tradicional ou engenharia genética REUTERS/José Roberto Gomes

[{"selector":"#anim-f42e634f-3778-4330-8b37-4ad0ec92ee3a","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0a720ab2-446b-460f-afe2-bf88fb288a86","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-c637f1b5-3196-45c8-abe7-85dea9ec23d5","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-02ee084c-a58c-41e9-a80e-bcc81fef9553","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] A pesquisa mostrou que a população de Arábica oscilou ao longo dos milênios com o aquecimento e resfriamento do clima Unsplash

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[{"selector":"#anim-ca87feee-860a-4054-bc9f-dae6acdb5b4c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ca36556c-9aaf-4c1d-8ec1-754e7207ab1c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d54f48ab-9a3d-412f-b5a0-00e630109630","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-73b14509-b4ac-43ec-8927-b583ddeeb708","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-939d3c27-f911-4ca8-be36-de92da31722c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-07c565b1-3470-4e6d-bb07-8a60d22b9d88","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-20256984-489c-4fc0-9ad4-6154a8a2b4b3","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e477e8ea-84df-4134-9505-6ec98c18f717","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"}] REUTERS/Luisa Gonzalez leia mais em