{"id":2252,"date":"2012-06-29T21:05:52","date_gmt":"2012-06-29T20:05:52","guid":{"rendered":"http:\/\/blogs.funiber.org\/pt\/?p=2252"},"modified":"2012-06-29T21:05:52","modified_gmt":"2012-06-29T20:05:52","slug":"seria-possivel-detectar-osteoporose-no-inicio","status":"publish","type":"post","link":"https:\/\/www.funiber.blog\/pt\/gerontologia\/2012\/06\/29\/seria-possivel-detectar-osteoporose-no-inicio","title":{"rendered":"Seria poss\u00edvel detectar osteoporose no in\u00edcio"},"content":{"rendered":"<p>At\u00e9 agora s\u00f3 era poss\u00edvel detectar a osteoporose depois de realizar uma radiografia ou depois de ocorrer uma fratura \u00f3ssea. Esta doen\u00e7a poderia passar despercebida durante muitos anos, mas um novo exame realizado por pesquisadores da Nasa permite identificar casos de osteoporose na etapa inicial da enfermidade. \u00a0 \u00a0<!--more--><\/p>\n<p>O m\u00e9todo foi desenvolvido para identificar as perdas de massa \u00f3ssea nos astronautas, devido \u00e0 microgravidade enfrentada no espa\u00e7o. Com o m\u00e9todo desenvolvido pelos pesquisadores, \u00e9 poss\u00edvel identificar is\u00f3topos de c\u00e1lcio na urina, que s\u00e3o diferentes dos \u00e1tomos de c\u00e1lcio derivados do osso. Quando \u00e9 criado ou se destr\u00f3i, o osso produz uma varia\u00e7\u00e3o no equil\u00edbrio dos is\u00f3topos e, dessa forma, \u00e9 poss\u00edvel identificar quando est\u00e1 ocorrendo um processo de descalcifica\u00e7\u00e3o.<\/p>\n<p>Para realizar os testes, um grupo de 12 pessoas foi estudado e submetido a um processo de descanso for\u00e7ado, na cama, por 30 dias no Instituto Cient\u00edfico da Universidade do Texas, em Galveston. Quando uma pessoa passa muito tempo deitada, os ossos que sustentam o peso do corpo reduzem sua carga e ocorre um fen\u00f4meno conhecido como \u201cdescarga do esqueleto\u201d, propiciando uma r\u00e1pida deteriora\u00e7\u00e3o dos ossos, de forma similar a que ocorre em pacientes com osteoporose e nos astronautas que ficam muito tempo no espa\u00e7o sob os efeitos da microgravidade.<\/p>\n<p>A equipe de pesquisadores da Universidade Estatal do Arizona (ASU) descobriu que com esta nova t\u00e9cnica foi poss\u00edvel detectar a perda do osso uma semana depois do in\u00edcio das provas com pessoas deitadas. O novo m\u00e9todo que detecta a varia\u00e7\u00e3o de is\u00f3topos e de c\u00e1lcio na urina permitiria identificar casos de osteoporose muito antes que os exames com raios X.<\/p>\n<p>Ariel Anbar, professor do Departamento de Bioqu\u00edmica e Explora\u00e7\u00e3o Espacial da ASU e coordenador da pesquisa, manifestou que o pr\u00f3ximo passo nos testes ser\u00e1 provar este m\u00e9todo de detec\u00e7\u00e3o em pacientes para descobrir aplica\u00e7\u00f5es cl\u00ednicas, da osteoporose at\u00e9 casos avan\u00e7ados de c\u00e2ncer.<\/p>\n<p>Fonte: Madrid Investigaci\u00f3n y Desarrollo<br \/>\nEndere\u00e7o:<a href=\"http:\/\/www.madrimasd.org\/informacionidi\/noticias\/noticia.asp?id=52980\" target=\"_blank\"><strong> <\/strong><strong>http:\/\/www.madrimasd.org\/informacionidi\/noticias\/noticia.asp?id=5298<\/strong><\/a><a href=\"http:\/\/www.madrimasd.org\/informacionidi\/noticias\/noticia.asp?id=52980\" target=\"_blank\"><strong>0<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>At\u00e9 agora s\u00f3 era poss\u00edvel detectar a osteoporose depois de realizar uma radiografia ou depois de ocorrer uma fratura \u00f3ssea. Esta doen\u00e7a poderia passar despercebida durante muitos anos, mas um novo exame realizado por pesquisadores da Nasa permite identificar casos de osteoporose na etapa inicial da enfermidade. \u00a0 \u00a0<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_newsletter_tier_id":0,"footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[1],"tags":[],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Seria poss\u00edvel detectar osteoporose no in\u00edcio - FuniBlogs - FUNIBER<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.funiber.org\/pt\/gerontologia\/2012\/06\/29\/seria-possivel-detectar-osteoporose-no-inicio\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Seria poss\u00edvel detectar osteoporose no in\u00edcio - FuniBlogs - FUNIBER\" \/>\n<meta property=\"og:description\" content=\"At\u00e9 agora s\u00f3 era poss\u00edvel detectar a osteoporose depois de realizar uma radiografia ou depois de ocorrer uma fratura \u00f3ssea. 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