Neurônios conseguem mudar de um tipo para outro, diz estudo inovador

Neurônios conseguem mudar de um tipo para outro, afirma estudo inovador

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[{"selector":"#anim-184d63f3-7779-4710-a8d9-91443530afed","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-281e0011-af70-4641-abc0-7f85fbb0617d","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-255c6083-9a9d-4dd4-998a-defe43c4a256","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-e261bbf5-f54f-4c8c-8641-3a717412e4a4","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6c0a8bff-47ae-4d8c-9ab8-4e615dc9f530 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(0, -6.039699563800108%, 0)","translate3d(0, 0%, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Uma pesquisa divulgada pelo grupo interdisciplinar Braingeneers, da UC Santa Cruz e da UC San Francisco nos EUA, desafia o paradigma tradicional da neurociência que considera os neurônios como fixos e imutáveis após sua formação inicial no cérebro Freepik

[{"selector":"#anim-9aad3b6f-f1ef-4069-85bd-5e321cb39509","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b24e60f1-a103-44ad-91e5-ec69cb8438c6","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-122fa764-a3a5-40ed-a575-ea495090dd25","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-3b34a208-07c7-4d7c-99f9-97ea20a4c3d7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9d36ee97-23d2-4dc0-bcb3-b471d6fab4a8 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(17.34993792069257%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Células cerebrais responsáveis pela transmissão de sinais (impulsos elétricos e químicos) pelo corpo, os neurônios eram até agora considerados permanentes Freepik

[{"selector":"#anim-5dcc665e-96c3-4ac9-937d-3c116b251e85","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-74b97265-31f8-4f22-ae28-d6a45796b85e","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-47ddb474-1805-4b40-bb2c-b278571d3640","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-fbca0bdc-1abb-4e54-bf49-d362cd8aefe8","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Isso signifoca que cada um dos seus tipos específicos, como neurônio motor, sensorial ou interneurônio , possuía uma identidade celular definida e inalterável Freepik

[{"selector":"#anim-2a264b52-26ba-40e5-9321-6e20eca610b1","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0c40144e-5bdb-4bb6-9227-5708ed334c6d","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-848adaaa-73e2-4577-a686-5466c7d7cc01","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-dedb83f5-c3c7-4911-be76-00720d7e21ec","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] As descobertas ofereceram insights inéditos sobre como diferentes subtipos de neurônios influenciam a função cerebral , e podem desempenhar um papel nos distúrbios do neurodesenvolvimento Freepik

[{"selector":"#anim-f43c1a00-1d29-4bc1-b4c3-1a985fc5ed36","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0ec93cb4-b119-4451-9fb3-60e2a51bc6f4","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-cf97ed92-89cd-4994-8cd9-ad6dae528c36","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-dca2d717-0d08-4ad6-b870-b54d371580d2","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-31c0a0d2-310d-4914-9a8c-8a8667051748 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(21.19654587785334%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Para o autor do artigo, Mohammed Mostajo-Radji, o novo parâmetro “está nos fazendo repensar como os neurônios são realmente feitos e mantidos, e a influência do ambiente nesse processo” Freepik

[{"selector":"#anim-4f048398-71d3-4967-8fd7-97a63cb77827","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-44ec665a-9bc2-4921-a7a9-dc20430b5d2f","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-85d5d93a-6994-4bd7-960b-7a15cf3ab494","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-58e3ca38-97d8-48b7-94ce-5a82853e35c6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-cf09c01b-0d19-4716-812c-1e17451af074 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-9.294701233061227%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] A capacidade recém-descoberta de recriar plasticidade cerebral em organoides 3D abre novas frentes de pesquisa sobre o desenvolvimento do cérebro Freepik

CNNBRASIL.COM.BR

[{"selector":"#anim-56ee541c-75f3-4df4-810c-6e9918cf660d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-aabcb0be-b101-4da5-a94b-d950852c607c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-112a2a17-e831-45ff-bf63-44ff14fd8d77","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-56c15df6-51ae-4ec8-817f-4b5aa0a4eceb","keyframes":{"transform":["translate3d(0px, 1483.57597%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-93e3788a-d31b-40b7-aeb6-e703609e85fe","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9ec168bc-e708-4083-baca-2531ef39cc7a","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-7ed3d68e-4737-4fd4-9bd0-d49d3de1dce2","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bebd9032-772e-403f-96ce-1a072bcf2913","keyframes":{"transform":["translate3d(0px, 870.06218%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Freepik leia mais em