{"id":1152,"date":"2023-01-17T16:20:15","date_gmt":"2023-01-17T16:20:15","guid":{"rendered":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/?p=1152"},"modified":"2023-01-18T20:01:58","modified_gmt":"2023-01-18T20:01:58","slug":"what-is-microrna-and-how-does-it-work","status":"publish","type":"post","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/what-is-microrna-and-how-does-it-work\/","title":{"rendered":"What is microRNA and how does it work?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">By Jessica Henry<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This video introduces the production and purpose of miRNA. It discusses the functions of proteins including Drosha, Dicer, and RISC. The produced miRNA functions in posttranscriptional regulation by blocking translation or cutting mRNA to silence gene expression.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-mivideo wp-block-embed-mivideo\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Jessica Henry - MiRNA for Post-transcriptional Gene Regulation\" id=\"kaltura_player\" src=\"https:\/\/cdnapisec.kaltura.com\/p\/1038472\/sp\/103847200\/embedIframeJs\/uiconf_id\/46145191\/partner_id\/1038472?iframeembed=true&#038;playerId=kaltura_player&#038;entry_id=1_ggwxf1tp&#038;flashvars[leadWithHTML5]=true&#038;flashvars[streamerType]=auto&#038;flashvars[localizationCode]=en_US&#038;flashvars[sideBarContainer.plugin]=true&#038;flashvars[sideBarContainer.position]=left&#038;flashvars[sideBarContainer.clickToClose]=true&#038;flashvars[chapters.plugin]=true&#038;flashvars[chapters.layout]=vertical&#038;flashvars[chapters.thumbnailRotator]=false&#038;flashvars[streamSelector.plugin]=true&#038;flashvars[EmbedPlayer.SpinnerTarget]=videoHolder&#038;flashvars[dualScreen.plugin]=true&#038;flashvars[hotspots.plugin]=1&#038;flashvars[Kaltura.addCrossoriginToIframe]=true&#038;wid=1_5fkbha71\" width=\"608\" height=\"402\" allowfullscreen webkitallowfullscreen allow=\"autoplay *; fullscreen *; encrypted-media *\" sandbox=\"allow-downloads allow-forms allow-same-origin allow-scripts allow-top-navigation allow-pointer-lock allow-popups allow-modals allow-orientation-lock allow-popups-to-escape-sandbox allow-presentation allow-top-navigation-by-user-activation\" frameborder=\"0\" mozAllowFullScreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>This video introduces the production and purpose of miRNA. It discusses the functions of proteins including Drosha, Dicer, and RISC. The produced miRNA functions in posttranscriptional regulation by blocking translation or cutting mRNA to silence gene expression. <a class=\"more-link\" href=\"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/what-is-microrna-and-how-does-it-work\/\"><\/a><\/p>\n","protected":false},"author":4336,"featured_media":1162,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[66],"tags":[],"class_list":["post-1152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-regulation"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1","uagb_featured_image_src":{"full":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1",479,300,false],"thumbnail":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=150%2C150&ssl=1",150,150,true],"medium":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=300%2C188&ssl=1",300,188,true],"medium_large":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1",479,300,true],"large":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1",479,300,true],"1536x1536":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1",479,300,true],"2048x2048":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?fit=479%2C300&ssl=1",479,300,true],"catchresponsive-slider":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=479%2C300&ssl=1",479,300,true],"catchresponsive-featured-content":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=350%2C197&ssl=1",350,197,true],"catchresponsive-hero":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=479%2C297&ssl=1",479,297,true],"catchresponsive-featured":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=479%2C300&ssl=1",479,300,true],"catchresponsive-square":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=200%2C200&ssl=1",200,200,true],"catchresponsive-sm-square":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=100%2C100&ssl=1",100,100,true],"catchresponsive-stats":["https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA_1.png?resize=40%2C40&ssl=1",40,40,true]},"uagb_author_info":{"display_name":"wierzbic","author_link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/author\/wierzbic\/"},"uagb_comment_info":0,"uagb_excerpt":"This video introduces the production and purpose of miRNA. It discusses the functions of proteins including Drosha, Dicer, and RISC. The produced miRNA functions in posttranscriptional regulation by blocking translation or cutting mRNA to silence gene expression.","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":1147,"url":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/how-are-eukaryotic-genes-regulated\/","url_meta":{"origin":1152,"position":0},"title":"How are eukaryotic genes regulated?","author":"wierzbic","date":"January 17, 2023","format":false,"excerpt":"This video introduces broad themes in eukaryotic gene regulation, including nucleosomes, enhancers, insulators, and a look back at the Gal system in yeast. 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Their functionality as post-transcriptional off-switches make them important regulators of gene expression. This ability also suggests that microRNA therapies may have exciting clinical promise.","rel":"","context":"In &quot;Gene regulation&quot;","block_context":{"text":"Gene regulation","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/category\/regulation\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/miRNA.png?fit=480%2C300&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1137,"url":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/how-to-predict-protein-sequence-based-on-mrna-sequence\/","url_meta":{"origin":1152,"position":2},"title":"How to predict protein sequence based on mRNA sequence?","author":"wierzbic","date":"January 17, 2023","format":false,"excerpt":"mRNA, tRNA and ribosomes are involved in the process of translation, or protein synthesis. By understanding the genetic code and important features about the way mRNA is read, protein sequences can be predicted.","rel":"","context":"In &quot;Transcription and translation&quot;","block_context":{"text":"Transcription and translation","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/category\/transcription\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/courses.lsa.umich.edu\/genetics-simplified\/wp-content\/uploads\/sites\/122\/2023\/01\/Genetic_code_2.png?fit=480%2C300&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":561,"url":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/morphogens\/","url_meta":{"origin":1152,"position":3},"title":"Morphogens","author":"vsikora","date":"December 13, 2021","format":false,"excerpt":"https:\/\/www.mivideo.it.umich.edu\/id\/1_aj6c02ir?width=608&height=402&playerId=46145191","rel":"","context":"In &quot;Eukaryotic Gene Regulation&quot;","block_context":{"text":"Eukaryotic Gene Regulation","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/category\/gene-regulation-and-the-genetics-of-development\/eukaryotic-gene-regulation\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":557,"url":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/the-lac-operon\/","url_meta":{"origin":1152,"position":4},"title":"The Lac Operon","author":"vsikora","date":"December 13, 2021","format":false,"excerpt":"https:\/\/www.mivideo.it.umich.edu\/id\/1_08f320qw?width=608&height=402&playerId=46145191","rel":"","context":"In &quot;Bacterial and Viral Genetics&quot;","block_context":{"text":"Bacterial and Viral Genetics","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/category\/bacterial-and-viral-genetics\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":559,"url":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/epigenetics\/","url_meta":{"origin":1152,"position":5},"title":"Epigenetic Inheritance","author":"vsikora","date":"December 13, 2021","format":false,"excerpt":"https:\/\/www.mivideo.it.umich.edu\/id\/1_16rie629?width=608&height=402&playerId=46145191","rel":"","context":"In &quot;Eukaryotic Gene Regulation&quot;","block_context":{"text":"Eukaryotic Gene Regulation","link":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/category\/gene-regulation-and-the-genetics-of-development\/eukaryotic-gene-regulation\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/posts\/1152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/users\/4336"}],"replies":[{"embeddable":true,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/comments?post=1152"}],"version-history":[{"count":3,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/posts\/1152\/revisions"}],"predecessor-version":[{"id":1220,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/posts\/1152\/revisions\/1220"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/media\/1162"}],"wp:attachment":[{"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/media?parent=1152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/categories?post=1152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/courses.lsa.umich.edu\/genetics-simplified\/wp-json\/wp\/v2\/tags?post=1152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}