{"id":16636,"date":"2022-09-10T18:27:00","date_gmt":"2022-09-10T21:27:00","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=16636"},"modified":"2023-03-17T14:47:45","modified_gmt":"2023-03-17T17:47:45","slug":"success-case-fgf-signalling-in-the-self-renewal-of-colon-cancer-organoids","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/it\/successo-caso-fgf-segnalazione-nel-self-renewal-degli-organoidi-cancro-del-colon\/","title":{"rendered":"La segnalazione di FGF nell'auto-rinnovamento degli organoidi del cancro del colon Revisione del documento"},"content":{"rendered":"<p>La formazione di sferoidi e organoidi disabilitati dall'inibizione di FGFR in cellule CRC derivate da pazienti \u00e8 molto pi\u00f9 facile da comprendere utilizzando le illustrazioni di Mind the Graph. <\/p>\n\n\n\n<p>Lo schema creato dall'autore mostra che le biopsie chirurgiche sono state digerite enzimaticamente per ottenere una sospensione di singole cellule. Le cellule na\u00efve non selezionate sono state coltivate in terreno CSC contenente FGF2 o con l'inibitore di FGFR SU-5402.<\/p>\n\n\n\n<h2><strong>\u00c8 stato studiato il ruolo del fattore di crescita dei fibroblasti 2 (FGF2) nell'autorinnovamento delle cellule staminali del cancro del colon-retto.<\/strong><\/h2>\n\n\n\n<p>In \"FGF Signalling in the Self-Renewal of Colon Cancer Organoids\", J\u00f6rg Otte e colleghi (2019) hanno riportato che quando le singole cellule na\u00efve sono state incorporate in Matrigel e coltivate nel mezzo CSC, \u00e8 stata osservata un'auto-organizzazione pi\u00f9 complessa in tutti i pazienti analizzati. <\/p>\n\n\n\n<p>I geni direttamente associati all'EMT insieme a un fenotipo mesenchimale e auto-rinnovante (TGFB3, ID1, ID2 e ID4) sono risultati sovraespressi negli organoidi. <\/p>\n\n\n\n<p>Mentre l'inibizione di FGFR ha portato a un aumento della segnalazione di MAPK, hanno osservato una differenziazione indotta, una perdita della maggior parte dei marcatori delle cellule staminali e un fenotipo epiteliale. <\/p>\n\n\n\n<p>Le cellule staminali tumorali sono una sottopopolazione di cellule maligne in grado di auto-rinnovarsi e di fungere da fonte continua per le cellule tumorali differenziate. In alcuni protocolli di coltura delle CSC, il fattore di crescita dei fibroblasti 2 \u00e8 un ingrediente importante per mantenere la staminalit\u00e0. <\/p>\n\n\n\n<p>Negli organoidi coltivati in media CSC, invece, \u00e8 stata rilevata l'induzione di TGF-\u03b2 e di tutti e quattro i membri della famiglia dei geni inibitori della differenziazione.<\/p>\n\n\n\n<p><strong>9 pazienti consecutivi non selezionati affetti da CRC sono stati coinvolti nella ricerca.<\/strong><\/p>\n\n\n\n<p>Controllare il <a href=\"https:\/\/www.nature.com\/articles\/s41598-019-53907-7\" target=\"_blank\" rel=\"noreferrer noopener\">articolo originale qui<\/a>.<\/p>\n\n\n\n<h2><strong>Astratto grafico alimentato da Mind the Graph<\/strong><\/h2>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html.webp\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"901\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-1024x901.webp\" alt=\"\" class=\"wp-image-20257\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-1024x901.webp 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-300x264.webp 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-768x676.webp 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-1536x1352.webp 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-14x12.webp 14w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html-100x88.webp 100w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/41598_2019_53907_fig1_html.webp 1644w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><em>Realizzato con <a href=\"https:\/\/mindthegraph.com\/app\/graphical-abstract-maker\" target=\"_blank\" rel=\"noreferrer noopener\">Mind the Graph<\/a><\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Alcune delle loro conclusioni rafforzano potenzialmente ci\u00f2 che si sapeva in precedenza su questo campo: \"I geni associati alla pluripotenza NANOG, LIN28 e SALL1 sono stati espressi esclusivamente dalle hESC. I termini GO \"regolazione negativa della via di segnalazione BMP\" e \"trasduzione del segnale della proteina SMAD\" sono stati rilevati nella nostra coltura di hESC\", ha suggerito Otte.<\/p>\n\n\n\n<p>Gli autori ammettono che \"l'analisi GO-term di questo insieme di geni ha prodotto solo pochi risultati significativi a causa del basso numero di geni comunemente regolati. La maggior parte di questi termini GO per la condizione CSC-media erano associati alla trascrizione attiva, alla proliferazione cellulare o all'aumento dell'assorbimento di glucosio. <\/p>\n\n\n\n<p>Dopo l'inibizione di FGFR, abbiamo trovato regolatori del ciclo cellulare e molti geni annotati con \"differenziazione delle cellule epiteliali\", \"digestione\" o \"trasporto di acidi e sali biliari\".\"<\/p>\n\n\n\n<h2><strong>Impatto e prestazioni dei documenti<\/strong><\/h2>\n\n\n\n<p>Possiamo analizzare con <a href=\"https:\/\/mindthegraph.com\/blog\/altmetric\/\" target=\"_blank\" rel=\"noreferrer noopener\">Altmetric<\/a> che il punteggio di attenzione online di questo documento \u00e8 pi\u00f9 alto <strong>di <strong>68%<\/strong><\/strong> <strong>di tutti gli altri articoli di et\u00e0 simile presenti in Scientific Reports.<\/strong><\/p>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf.png\"><img decoding=\"async\" loading=\"lazy\" width=\"423\" height=\"151\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf.png\" alt=\"\" class=\"wp-image-20258\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf.png 423w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf-300x107.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf-18x6.png 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/09\/fgf-100x36.png 100w\" sizes=\"(max-width: 423px) 100vw, 423px\" \/><\/a><figcaption class=\"wp-element-caption\"><em>Fonte <a href=\"https:\/\/www.nature.com\/articles\/s41598-019-53907-7\/metrics\" target=\"_blank\" rel=\"noreferrer noopener\">Altmetrics<\/a><\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Migliorate l'accessibilit\u00e0 del vostro articolo anche con la potenza delle infografiche.<\/p>\n\n\n\n<div class=\"is-layout-flex wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/app\/auth\/register?from_url=\/\" style=\"border-radius:100px;background-color:#dc1866\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Prova Mind the Graph<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>","protected":false},"excerpt":{"rendered":"<p>La formazione di sferoidi e organoidi disabilitati dall'inibizione di FGFR in cellule CRC derivate da pazienti \u00e8 pi\u00f9 facile da comprendere con le nostre illustrazioni.<\/p>","protected":false},"author":29,"featured_media":20014,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[195,958,957,1],"tags":[96,554,775,963],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - 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