{"id":7133,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/implicaciones-serotonergicas-en-presion-arterial-frecuencia-cardiaca-catecolaminas-plasmaticas-y-estimulacion-simpatica-en-ratas\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"implicaciones-serotonergicas-en-presion-arterial-frecuencia-cardiaca-catecolaminas-plasmaticas-y-estimulacion-simpatica-en-ratas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/implicaciones-serotonergicas-en-presion-arterial-frecuencia-cardiaca-catecolaminas-plasmaticas-y-estimulacion-simpatica-en-ratas\/","title":{"rendered":"\u00abimplicaciones serotonergicas en presion arterial, frecuencia cardiaca, catecolaminas plasmaticas y estimulacion simpatica en ratas\u00bb."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cristina Velasco Garcia <\/strong><\/h2>\n<p>Dentro de la compleja participacion de serotonina (5-ht) a nivel cardiovascular se pretende establecer la participacion de 5-ht periferica en el mantenimiento de la presion arterial en ratas conscientes y normotensas y estudiar asi mismo, la interaccion existente entre mecanismos serotonergicos y adrenergicos perifericos, igualmente en ratas normotensas, tanto conscientes como descerebradas y desmeduladas \u00abpithed\u00bb.En ratas conscientes 5-ht determina efecto hipotensor y bradicardizante, mediante la activacion de receptores 5ht1 de localizacion preferentemente central, disminuyendo la presion arterial y la frecuencia cardiaca y determinando un incremento de catecolaminas plasmaticas por aumento de la actividad simpatica adrenal. Los receptores 5-ht2 centrales participan en el efecto bradicardizante y asi mismo contribuyen al aumento de catecolaminas plasmaticas por activacion simpatica. En la bradicardia participan tambien receptores 5-ht3 perifericos, moduladores de la liberacion de catecolaminas. Respuestas reflejas tambien contribuyen a la bradicardia e hipotension de 5-ht. En animales pithed, receptores 5-ht1 presinapticos, en terminaciones vasculares perifericas son inhibidores de la transmision adrenergica. Receptores 5-ht3, son facilitadores de dicha transmision, por aumento de la liberacion de noradrenalina. Receptores 5-ht2 poassinapticos, localizados en nervios simpaticos cardiacos, inhiben la neuro transmision adrenergica cardiaca. Con todo ello, mecanismos serotonergicos centrales y perifericos, estan implicados en la transmision adrenergica vascular y cardiaca, modulando presion arterial, frecuencia cardiaca y cas, en ratas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>\u00abimplicaciones serotonergicas en presion arterial, frecuencia cardiaca, catecolaminas plasmaticas y estimulacion simpatica en ratas\u00bb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 \u00abimplicaciones serotonergicas en presion arterial, frecuencia cardiaca, catecolaminas plasmaticas y estimulacion simpatica en ratas\u00bb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cristina Velasco Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Salamanca<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Luis San Rom\u00e1n Del Barrio<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Sanchez De La Cuesta Y Alarcon Felipe <\/li>\n<li>Mar\u00eda  Isabel Cadavid Torres (vocal)<\/li>\n<li>Jes\u00fas Marin Lopez (vocal)<\/li>\n<li>Eduardo Navarro Garcia (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cristina Velasco Garcia Dentro de la compleja participacion de serotonina (5-ht) a nivel cardiovascular se pretende establecer [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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