{"id":2372,"date":"2020-09-21T13:12:36","date_gmt":"2020-09-21T11:12:36","guid":{"rendered":"https:\/\/meddists.com\/learn\/pre-clinical\/biochemistry\/signal-transduction\/extracellular-signalling-pathways\/"},"modified":"2020-09-21T13:13:46","modified_gmt":"2020-09-21T11:13:46","slug":"extracellular-signalling-pathways","status":"publish","type":"page","link":"https:\/\/meddists.com\/learn\/pre-clinical\/biochemistry\/biochemistry-of-the-tissues\/signal-transduction\/extracellular-signalling-pathways\/","title":{"rendered":"Extracellular Signalling Pathways"},"content":{"rendered":"\n<ul class=\"wp-block-list\"><li><strong>Signal transduction:<\/strong>&nbsp;Molecular progress by which a chemical or physical signal is transmitted through a cell which results in a cellular response later on.<\/li><li><strong>Receptor:<\/strong>&nbsp;Different proteins responsible for detecting stimuli.<\/li><li><strong>Signaling pathway:<\/strong>&nbsp;Changes generated by ligand binding in the receptor which triggers a biochemical cascade results in a chain of biochemical events like phosphorylation, translocation into the nucleus, etc.<\/li><li><strong>Signal:<\/strong>&nbsp;A variety of molecules, like proteins, lipids, carbohydrates, etc (Table 1).<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"pure-table\"><tbody><tr><td><strong>Classification base<\/strong><\/td><td><strong>Origin<\/strong><\/td><\/tr><tr><td><strong>From the environment<\/strong><\/td><td>Light<\/td><td>Smell\/Sound<\/td><td>Heat<\/td><\/tr><tr><td><strong>From other cells<\/strong><\/td><td>Neuropeptides\/neurotransmitters<\/td><td>Hormones\/metabolites<\/td><td>Cytokines\/antigenes\/antibodies<\/td><\/tr><tr><td><strong>The environment itself<\/strong><\/td><td>Ions<\/td><td>Gases<\/td><td>Temperature<\/td><\/tr><tr><td><strong>Classification base<\/strong><\/td><td><strong>Structures and nature of the signal<\/strong><\/td><\/tr><tr><td><strong>Peptides<\/strong><\/td><td>Glucagon<\/td><td>Vasopressin<\/td><td>Oxytocin<\/td><\/tr><tr><td><strong>Amino acids\/ derivatives<\/strong><\/td><td>Serotonin<\/td><td>GABA<\/td><td>Histamine<\/td><\/tr><tr><td><strong>Lipids<\/strong><\/td><td>Steroid hormones<\/td><td>Retinoic acid<\/td><td>Prostanoids<\/td><\/tr><tr><td><strong>Nucleotides\/Nucleosides<\/strong><\/td><td>ATP<\/td><td>Adenosine<\/td><td>ADP<\/td><\/tr><tr><td><strong>Gases<\/strong><\/td><td>NO<\/td><td>CO<\/td><td><\/td><\/tr><tr><td><strong>Light<\/strong><\/td><td>Photon<\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Table 1. Classification of the signals<\/strong><\/p>\n<div id=\"the_titles\" style=\"display:none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Signal transduction:&nbsp;Molecular progress by which a chemical or physical signal is transmitted through a cell which results in a cellular response later on. Receptor:&nbsp;Different proteins responsible for detecting stimuli. Signaling pathway:&nbsp;Changes generated by ligand binding in the receptor which triggers a biochemical cascade results in a chain of biochemical events like phosphorylation, translocation into the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2332,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2372","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Extracellular Signalling Pathways &#8211; Meddists<\/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:\/\/meddists.com\/learn\/pre-clinical\/biochemistry\/biochemistry-of-the-tissues\/signal-transduction\/extracellular-signalling-pathways\/\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/meddists.com\\\/learn\\\/pre-clinical\\\/biochemistry\\\/biochemistry-of-the-tissues\\\/signal-transduction\\\/extracellular-signalling-pathways\\\/\",\"url\":\"https:\\\/\\\/meddists.com\\\/learn\\\/pre-clinical\\\/biochemistry\\\/biochemistry-of-the-tissues\\\/signal-transduction\\\/extracellular-signalling-pathways\\\/\",\"name\":\"Extracellular Signalling Pathways &#8211; 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