{"id":8005,"date":"2017-06-02T17:00:54","date_gmt":"2017-06-02T15:00:54","guid":{"rendered":"https:\/\/kinepharma.es\/blog\/?p=8005"},"modified":"2017-06-04T10:52:35","modified_gmt":"2017-06-04T08:52:35","slug":"la-doble-cara-de-la-histamina","status":"publish","type":"post","link":"https:\/\/kinepharma.es\/blog\/pt-pt\/2017\/06\/02\/la-doble-cara-de-la-histamina\/","title":{"rendered":"A dupla face da histamina"},"content":{"rendered":"<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7999 aligncenter\" title=\"A histamina\" src=\"https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/histamina-defensas.jpg\" alt=\"A histamina\" width=\"614\" height=\"312\" srcset=\"https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/histamina-defensas.jpg 1920w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/histamina-defensas-300x153.jpg 300w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/histamina-defensas-768x391.jpg 768w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/histamina-defensas-1024x521.jpg 1024w\" sizes=\"auto, (max-width: 614px) 100vw, 614px\" \/><\/p>\n<p style=\"text-align: justify;\">A histamina \u00e9 uma subst\u00e2ncia natural que ocorre no corpo e que \u00e9 indispens\u00e1vel para o funcionamento eficiente dos v\u00e1rios sistemas que integram o nosso organismo.<\/p>\n<p style=\"text-align: justify;\">Trata-se de um neurotransmissor (subst\u00e2ncia qu\u00edmica que transmite mensagens entre as c\u00e9lulas do sistema nervoso) com fun\u00e7\u00f5es em:<\/p>\n<ul>\n<li style=\"text-align: justify;\">A regula\u00e7\u00e3o do \u00e1cido do est\u00f4mago (g\u00e1strico)<\/li>\n<li style=\"text-align: justify;\">A permeabilidade vascular<\/li>\n<li style=\"text-align: justify;\">A contra\u00e7\u00e3o muscular<\/li>\n<li style=\"text-align: justify;\">A fun\u00e7\u00e3o cerebral<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">As concentra\u00e7\u00f5es mais elevadas de histamina encontram-se na pele, pulm\u00f5es e est\u00f4mago, com quantidades menores no c\u00e9rebro e no cora\u00e7\u00e3o.<\/p>\n<p style=\"text-align: justify;\">A histamina tamb\u00e9m \u00e9 essencial na defesa do organismo contra a invas\u00e3o de agentes potencialmente causadoras de doen\u00e7as, tais como bact\u00e9rias, v\u00edrus e outros corpos estranhos.<\/p>\n<p style=\"text-align: justify;\">A histamina \u00e9 produzida e armazenada nas c\u00e9lulas brancas do sangue (leuc\u00f3citos), tais como mast\u00f3citos nos tecidos e bas\u00f3filos que circulam no sangue.\u00a0Quando o sistema imunol\u00f3gico \u00e9 ativado como resposta \u00e0 presen\u00e7a de corpos estranhos que entram no organismo, a histamina \u00e9 libertada para iniciar o processo designado de inflama\u00e7\u00e3o.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8000\" title=\"anticorpos, sistema imunol\u00f3gico.\" src=\"https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/celulas-sistema-inmune.jpg\" alt=\"anticorpos, sistema imunol\u00f3gico.\" width=\"614\" height=\"307\" srcset=\"https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/celulas-sistema-inmune.jpg 1920w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/celulas-sistema-inmune-300x150.jpg 300w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/celulas-sistema-inmune-768x384.jpg 768w, https:\/\/kinepharma.es\/blog\/wp-content\/uploads\/2017\/06\/celulas-sistema-inmune-1024x512.jpg 1024w\" sizes=\"auto, (max-width: 614px) 100vw, 614px\" \/><\/p>\n<p style=\"text-align: justify;\">Na inflama\u00e7\u00e3o, seja quando ocorre na defesa do organismo contra a infe\u00e7\u00e3o ou les\u00e3o, ou como resultado de uma rea\u00e7\u00e3o al\u00e9rgica, os linf\u00f3citos, citocinas e anticorpos (sistema imunol\u00f3gico) enviam sinais \u00e0s c\u00e9lulas brancas do sangue, as quais libertam histamina. No entanto, n\u00e3o \u00e9 a \u00fanica fonte de histamina no corpo.<\/p>\n<p style=\"text-align: justify;\">Por exemplo, no nosso intestino grosso, existe um grande n\u00famero de micro-organismos capazes de produzir histamina. A partir daqui, a histamina pode ser transportada atrav\u00e9s da parede intestinal para diferentes partes do corpo.<\/p>\n<p style=\"text-align: justify;\">No entanto, v\u00e1rias condi\u00e7\u00f5es fisiol\u00f3gicas anormais podem levar \u00e0 intoler\u00e2ncia \u00e0 histamina, em particular, um defeito no processo de decomposi\u00e7\u00e3o da histamina (designado\u00a0<em>catabolismo<\/em>).<br \/>\nEm condi\u00e7\u00f5es fisiol\u00f3gicas normais, a histamina em excesso \u00e9 degradada por dois sistemas enzim\u00e1ticos: histamina transferase N-metil (HMT) e no intestino atrav\u00e9s da diamina da enzima do muco oxidase (DAO).\u00a0Dos dois sistemas, a defici\u00eancia no sistema da enzima DAO \u00e9 a que recebe maior aten\u00e7\u00e3o como causa prov\u00e1vel de \u00abintoler\u00e2ncia de histamina\u00bb.<\/p>\n<p style=\"text-align: justify;\">Em condi\u00e7\u00f5es normais, quando os n\u00edveis de histamina aumentam mais do que o necess\u00e1rio, estas enzimas degradam rapidamente o excesso.\u00a0No entanto, quando a velocidade de decomposi\u00e7\u00e3o da histamina \u00e9 insuficiente para lidar com este excesso, o total de histamina no corpo aumenta, provocando uma variedade de sintomas, mais ou menos graves, dependendo de cada indiv\u00edduo.<\/p>\n<p style=\"text-align: justify;\">Para diagnosticar o excesso de histamina no organismo, \u00e9 poss\u00edvel realizar o <a href=\"https:\/\/www.kinepharma.es\/pt\/kit-teste-de-diagnostico\/12-kit-teste-basico-expandido.html\">teste b\u00e1sico expandido<\/a>\u00a0<span lang=\"pt\">e para diagnosticar a falta da enzima DAO;<\/span><a href=\"https:\/\/www.kinepharma.es\/pt\/kit-teste-de-diagnostico\/28-teste-de-alergias.html\"><span lang=\"pt\">\u00a0t<\/span>este de alergias<\/a>.<\/p>\n<p style=\"text-align: justify;\">Anal\u00eda Iglesias<br \/>\nanalia@sibuscas.com<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>A histamina \u00e9 uma subst\u00e2ncia natural que ocorre no corpo e que \u00e9 indispens\u00e1vel para o funcionamento eficiente dos v\u00e1rios sistemas que integram o nosso organismo. Trata-se de um neurotransmissor [&hellip;]<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":913,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[2999,2985,2983,2984],"class_list":["post-8005","post","type-post","status-publish","format-standard","hentry","category-kinesiologia","tag-a-histamina","tag-enzima-dao","tag-histamina","tag-sistema-inmune"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>A dupla face da histamina - Blog sobre kinesiolog\u00eda<\/title>\n<meta name=\"description\" content=\"histamina, sistema imunol\u00f3gico, DAO\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinepharma.es\/blog\/2017\/06\/02\/la-doble-cara-de-la-histamina\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A dupla face da histamina - 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