DNA de antigos europeus revela origens da esclerose múltipla

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[{"selector":"#anim-b319156f-3514-435a-9f87-2eeb5d3ab3b3","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1b244acb-07fb-4a16-a2fc-7416f484c0ee","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-92eb264b-36b5-410d-beb5-2f200cd6e707","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-7a563ee4-da79-496c-83e3-56260fe3c7c7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] DNA obtido de ossos e dentes de antigos europeus que viveram até 34 mil anos atrás está fornecendo novas percepções sobre a origem da esclerose múltipla, doença neurológica muitas vezes incapacitante kjpargeter/Freepick

[{"selector":"#anim-cd5b41f8-f2b6-4fd9-b5e1-3bf816be52c9","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0218d685-7699-44b0-8ba0-398cfd1ecb63","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-baac9a2a-6e44-4c26-b5dd-589745b11451","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-4570d3e8-bf61-4de3-be15-6d80357aea77","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Ele aponta que variantes genéticas que agora aumentam seu risco já serviram para proteger os humanos de doenças transmitidas por animais Freepick

[{"selector":"#anim-43caf844-6439-4ab9-ae43-36360cdc5a36","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1b5b9dcf-37ef-4570-b841-c1a02f81e176","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-ddb51bcc-fabd-4aa6-8129-18304eac2ae4","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-7233fb16-dbb0-4f14-9c80-ea140b7f1774","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] As descobertas resultaram de pesquisas envolvendo DNA antigo sequenciado de 1.664 pessoas de vários locais da Europa Ocidental e da Ásia Freepick

[{"selector":"#anim-068ff61e-a562-4533-abe0-907ae05c3992","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7f5ccfb0-a87c-4b12-9c79-f7795d1050c4","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-386f81c2-bf75-4287-8e28-05259191d643","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-5c1dfda6-a4f9-4c16-906f-5262781dff90","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Pesquisadores identificaram um evento migratório crucial há cerca de 5.000 anos, no início da Idade do Bronze, quando um povo de pastores de gado chamados Yamnaya se deslocou para a Europa Ocidental a partir de uma área que inclui a moderna Ucrânia e o sul da Rússia Freepick

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[{"selector":"#anim-4d6a249d-e0f9-4046-9d4b-b1b55ae16712","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-71b24661-1eee-471f-afd0-d23fe5c37e23","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-a34794e5-9cb7-4dc0-b996-31326402b0e7","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-22193768-64aa-44f7-8ff2-8d1a38e777c7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b7bb12d5-ba50-4dac-8472-9ed0cc798110","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-a55f27a4-6c22-49c4-8788-4009ce7ac7ea","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] À medida que as condições sanitárias melhoraram ao longo dos milênios, essas mesmas variantes aumentaram o risco de esclerose múltipla Freepick

[{"selector":"#anim-ad43b8ae-0ed6-4f38-8f90-b402d097f2f9","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a6780896-319c-4da0-891c-9abedecf9588","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-0c39f006-ff2d-4ef8-972a-41841f296088","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-a21fc74e-8cc3-4df9-a922-29828b839ef5","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-97958d21-560b-40a7-89cc-eed40ccffacb","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-8d9f75f8-86cb-45af-b0a5-defb2678f5b5","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] As descobertas ressaltam como as características genéticas podem mudar de benéficas para deletérias à medida que as condições evoluem Freepick

CNNBRASIL.COM.BR

[{"selector":"#anim-48e7fe88-e77d-41ce-89a6-64f782cbebfa","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-52ea273e-af27-4d8a-9c87-13f44e9fdbf7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-90b97401-0090-4f74-89f4-cd9fb064724d","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-52a27ec9-539a-4041-b2d2-df73e700c1de","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-20a1ecf8-78ef-49d5-b469-212f37942fee","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e792afea-44f6-4a00-a3c1-96a6198f91ee","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-a7f03a9d-eabd-4d8a-9aa6-11f3a67a8f79","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b7449db8-780a-4125-a69f-85ce2c14fff6","keyframes":{"transform":["translate3d(0px, 867.28444%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Freepick leia mais em