{"id":12939,"date":"2021-05-25T15:50:33","date_gmt":"2021-05-25T18:50:33","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=12939"},"modified":"2023-01-05T14:33:42","modified_gmt":"2023-01-05T17:33:42","slug":"magnetic-revolution-venus-flytrap-action-potential","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/pt\/magnetico-revolucao-venus-flytrap-accao-potencial\/","title":{"rendered":"A Revolu\u00e7\u00e3o Magn\u00e9tica: O potencial de a\u00e7\u00e3o da armadilha de mosca de V\u00eanus"},"content":{"rendered":"<p>Dionaea muscipula popularmente conhecida como V\u00e9nus Flytrap \u00e9 uma planta carn\u00edvora que aprisiona suas presas atrav\u00e9s de folhas modificadas. O mecanismo de a\u00e7\u00e3o inclui o movimento r\u00e1pido da folha quando a pequena presa entra em contato com ela. Ela se fecha imediatamente para um processo de digest\u00e3o posterior. A folha da armadilha de V\u00eanus consiste de p\u00ealos sens\u00edveis ao toque ou de p\u00ealos de gatilho que ajudam na sinaliza\u00e7\u00e3o para aprisionar atrav\u00e9s do potencial de a\u00e7\u00e3o ativado pelo s\u00f3dio.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash.jpg\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"683\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-1024x683.jpg\" alt=\"v\u00e1rias pequenas armadilhas de mosca Venus dentro de panelas\" class=\"wp-image-12943\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-1024x683.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-300x200.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-768x512.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-1536x1024.jpg 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/dmitry-makarov-etgw2rvszii-unsplash-2048x1365.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Fonte da imagem: <a href=\"https:\/\/unsplash.com\/photos\/etgW2RVSzII\">Unsplash<\/a> por <a href=\"https:\/\/unsplash.com\/@dmasia\">Dmitry Makarov<\/a>.<\/figcaption><\/figure>\n\n\n\n<p>O potencial de a\u00e7\u00e3o \u00e9 um meio de sinaliza\u00e7\u00e3o celular que ocorre quando os \u00edons com carga positiva entram nas c\u00e9lulas fazendo com que um ambiente el\u00e9trico na membrana da c\u00e9lula mude rapidamente para atingir o limite limite. Isto, por sua vez, envia sinais el\u00e9tricos para a outra c\u00e9lula para uma resposta ativa. <\/p>\n\n\n\n<p class=\"has-large-font-size\">O sinal \u00e9 t\u00e3o r\u00e1pido que aprisiona a presa em poucos segundos. <\/p>\n\n\n\n<p>A presa \u00e9 digerida pelas enzimas liberadas pelas gl\u00e2ndulas no revestimento da folha. Os nutrientes necess\u00e1rios s\u00e3o absorvidos pela planta a fim de continuar a a\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>A raz\u00e3o, a observa\u00e7\u00e3o e a experimenta\u00e7\u00e3o:<\/strong><\/p>\n\n\n\n<p>Assim como o c\u00e9rebro humano respons\u00e1vel pelas mudan\u00e7as de tens\u00e3o em determinadas regi\u00f5es surgindo como atividade el\u00e9trica na forma de potenciais de a\u00e7\u00e3o que viajam atrav\u00e9s das c\u00e9lulas nervosas. Estas atividades podem ser estimadas utilizando t\u00e9cnicas como magnetoencefalografia, eletroencefalografia e resson\u00e2ncia magn\u00e9tica para analisar potenciais dist\u00farbios e seu diagn\u00f3stico.<\/p>\n\n\n\n<p>Um grupo de pesquisadores interdisciplinares exibiu a atividade magn\u00e9tica \u00fanica da armadilha de V\u00eanus em associa\u00e7\u00e3o com sua sinaliza\u00e7\u00e3o el\u00e9trica de forma semelhante \u00e0 dos seres humanos.<\/p>\n\n\n\n<p class=\"has-large-font-size\">O mecanismo do flytrap V\u00eanus tamb\u00e9m se baseia no potencial de a\u00e7\u00e3o que resulta em sinais el\u00e9tricos no sistema.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash.jpg\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"682\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-1024x682.jpg\" alt=\"Um crimpador de fios, dispositivo IOT de part\u00edculas, interruptor de palheta magn\u00e9tica, laptop e cabos de pula-pula no in\u00edcio de um projeto de internet de coisas conectadas\" class=\"wp-image-12944\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-1024x682.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-300x200.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-768x512.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-1536x1023.jpg 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/clint-patterson-knxuakproxs-unsplash-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Fonte da imagem: <a href=\"https:\/\/unsplash.com\/photos\/knxuAKpRoxs\">Unsplash<\/a> por <a href=\"https:\/\/unsplash.com\/@cbpsc1\">Clint Patterson<\/a><\/figcaption><\/figure>\n\n\n\n<p>O potencial de a\u00e7\u00e3o da armadilha de mosca V\u00eanus pode ser acionado pelo calor, frio, conte\u00fado de \u00e1gua e outros fatores mec\u00e2nicos ou ambientais. Os pesquisadores usaram o calor para induzir o potencial de a\u00e7\u00e3o para medir o campo magn\u00e9tico, j\u00e1 que perceberam que a temperatura afetava a amplitude do potencial de a\u00e7\u00e3o.<\/p>\n\n\n\n<p>Eles usaram magnet\u00f4metros at\u00f4micos para medir o biomagnetismo associado \u00e0 atividade el\u00e9trica. Os sensores usados eram c\u00e9lulas de vidro que eram preenchidas com vapores de \u00e1tomos alcalinos que respondiam \u00e0s mudan\u00e7as na atividade biomagn\u00e9tica.<\/p>\n\n\n\n<p>Os magnet\u00f4metros requerem um ambiente com blindagem magn\u00e9tica para realizar a medi\u00e7\u00e3o. Esta \u00e9 uma medida de precau\u00e7\u00e3o para medir apenas a atividade magn\u00e9tica da planta multicelular. Esta ferramenta \u00e9 muito eficaz e preferida aos magnet\u00f4metros de dispositivos de interface qu\u00e2ntica supercondutores (SQID), uma vez que podem ser miniaturizados para uma \u00f3tima resolu\u00e7\u00e3o espacial para a medi\u00e7\u00e3o dos dados.<\/p>\n\n\n\n<p>O sinal magn\u00e9tico registrado da armadilha de V\u00eanus pelos pesquisadores foi aproximadamente a amplitude de 0,5 picotesla que \u00e9 muito mais fraca do que o campo magn\u00e9tico da Terra. <\/p>\n\n\n\n<p class=\"has-large-font-size\">Isto poderia concluir a utilidade da atividade biomagn\u00e9tica que poderia ajudar na t\u00e9cnica n\u00e3o-invasiva de detec\u00e7\u00e3o de estresse.<\/p>\n\n\n\n<p>A melhoria das culturas \u00e9 o objetivo final para fixar os efeitos causados por fatores ambientais como mudan\u00e7as de temperatura, a\u00e7\u00e3o qu\u00edmica e tamb\u00e9m o ataque de herb\u00edvoros ou insetos pela detec\u00e7\u00e3o do feedback eletromagn\u00e9tico. Kudos \u00e0 equipe sobre a descoberta da base molecular do biomagnetismo nas plantas.<\/p>\n\n\n\n<p>Para saber mais sobre suas pesquisas, veja a refer\u00eancia dada abaixo, e para ler mais sobre o potencial de a\u00e7\u00e3o clique <a href=\"https:\/\/mindthegraph.com\/blog\/nerve-impulses-the-action-potential\/\">aqui<\/a>.<\/p>\n\n\n\n<p><a href=\"https:\/\/doi.org\/10.1038\/s41598-021-81114-w\">Fabricante, A., Iwata, G.Z., Scherzer, S. <em>et al.<\/em> Os potenciais de a\u00e7\u00e3o induzem campos biomagn\u00e9ticos em plantas carn\u00edvoras de V\u00eanus. <em>Reportagem cient\u00edfica<\/em> 11, 1438 (2021). https:\/\/doi.org\/10.1038\/s41598-021-81114-w<\/a><\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Dionaea muscipula popularmente conhecida como V\u00e9nus Flytrap \u00e9 uma planta carn\u00edvora que aprisiona suas presas atrav\u00e9s de folhas modificadas. O mecanismo de a\u00e7\u00e3o inclui o movimento r\u00e1pido da folha quando a pequena presa entra em contato com ela. Ela se fecha imediatamente para um processo de digest\u00e3o posterior. A folha da armadilha de mosca de V\u00eanus consiste de uma planta sens\u00edvel ao toque [...]<\/p>","protected":false},"author":18,"featured_media":12945,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[554],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The Magnetic Revolution: The Venus Flytrap Action Potential - MTG<\/title>\n<meta name=\"description\" content=\"A group of interdisciplinary researchers exhibited the unique magnetic activity of the Venus flytrap in association with its electrical signaling.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/pt\/magnetico-revolucao-venus-flytrap-accao-potencial\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Magnetic Revolution: The Venus Flytrap Action Potential\" \/>\n<meta property=\"og:description\" content=\"A group of interdisciplinary researchers exhibited the unique magnetic activity of the Venus flytrap in association with its electrical signaling.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mindthegraph.com\/blog\/pt\/magnetico-revolucao-venus-flytrap-accao-potencial\/\" \/>\n<meta property=\"og:site_name\" content=\"Mind the Graph Blog\" \/>\n<meta property=\"article:published_time\" content=\"2021-05-25T18:50:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-05T17:33:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/post-the-magnetic-revolution-facebook.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Bruna Soldera\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"The Magnetic Revolution: The Venus Flytrap Action Potential\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/05\/post-the-magnetic-revolution-twitter.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Bruna Soldera\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutos\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"The Magnetic Revolution: The Venus Flytrap Action Potential - 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