{"id":11443,"date":"2025-10-16T09:27:11","date_gmt":"2025-10-16T08:27:11","guid":{"rendered":"https:\/\/blog.caixaresearch.org\/?p=11443"},"modified":"2025-10-16T15:31:24","modified_gmt":"2025-10-16T14:31:24","slug":"instantania-caixaresearch-universos-del-maxim-i-el-minim","status":"publish","type":"post","link":"https:\/\/blog.caixaresearch.org\/ca\/instantania-caixaresearch-universos-del-maxim-i-el-minim\/","title":{"rendered":"\u201cUniversos del m\u00e0xim i el m\u00ednim\u201d"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11469\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-300x300.jpg\" alt=\"\" width=\"400\" height=\"400\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-300x300.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-1024x1024.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-150x150.jpg 150w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-768x768.jpg 768w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-1536x1536.jpg 1536w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-2048x2048.jpg 2048w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">De vegades, <\/span><b>nom\u00e9s cal canviar l\u2019angle des d\u2019on mirem<\/b><span style=\"font-weight: 400;\"> per descobrir que el que abans semblaven taques de color, formes capricioses i l\u00ednies que no porten enlloc s\u00f3n, en realitat, un missatge.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Aix\u00f2 \u00e9s el que passa amb aquesta nova <\/span><i><span style=\"font-weight: 400;\">Instant\u00e0nia CaixaResearch.<\/span><\/i><span style=\"font-weight: 400;\"> Es podria tractar d\u2019una obra contempor\u00e0nia, una textura artificial, abstracta i gaireb\u00e9 aleat\u00f2ria. Per\u00f2 el que hi veiem va m\u00e9s enll\u00e0 de l\u2019art. \u00c9s una imatge cient\u00edfica que cont\u00e9 un descobriment molt important: <\/span><b>la confirmaci\u00f3 que el nostre cervell i els nostres intestins es comuniquen de manera directa i bidireccional<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Per analitzar aquesta imatge des de dues perspectives \u2014diferents i complement\u00e0ries\u2014 tenim, d\u2019una banda, <\/span><a href=\"https:\/\/caixaresearch.org\/ca\/convocatoria-caixaresearch-investigacio-salut-2019-projecte-bacteries-intestinals\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Marc Claret<\/span><\/a><span style=\"font-weight: 400;\"> (Institut d\u2019Investigacions Biom\u00e8diques August Pi i Sunyer &#8211; IDIBAPS, Barcelona), investigador principal de l\u2019estudi publicat a <\/span><a href=\"https:\/\/www.nature.com\/articles\/s42255-025-01280-3\" target=\"_blank\" rel=\"noopener\"><i><span style=\"font-weight: 400;\">Nature Metabolism<\/span><\/i><\/a><span style=\"font-weight: 400;\"> i membre de la xarxa CaixaResearch, i d\u2019altra banda, <\/span><a href=\"https:\/\/becarios.fundacionlacaixa.org\/ca\/web\/guest\/becaris\/gema-alava-crisostomo-B000019\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Gema \u00c1lava<\/span><\/a><span style=\"font-weight: 400;\">, bec\u00e0ria de la Fundaci\u00f3 \u201dla\u00a0Caixa\u201d especialitzada en arts visuals.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Junts explicarem els detalls que fan que els tra\u00e7os, els punts i els clarobscurs d\u2019aquesta imatge esdevinguin una obra d\u2019art i, alhora, un gran aven\u00e7 cient\u00edfic. <\/span><b>Comencem amb la Gema.\u00a0<\/b><\/p>\n<p>&nbsp;<\/p>\n<h3><b>Quin t\u00edtol posaries a aquesta imatge? I per qu\u00e8?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">G: La manera com interpretem una imatge <\/span><b>dep\u00e8n del lloc des del qual la mirem<\/b><span style=\"font-weight: 400;\">. Aquesta, per exemple, mostra una cosa que la meva retina no veuria mai sense l\u2019ajuda d\u2019un microscopi.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Per aix\u00f2, i si<\/span><span style=\"font-weight: 400;\"> la vei\u00e9s des de la finestreta d\u2019un avi\u00f3? Els punts blancs em recordarien ciutats il\u00b7luminades enmig de la nit: aglomeracions d\u2019edificis i carreteres al costat d\u2019un fons fosc, que podria ser un desert o un oce\u00e0. En canvi, si l\u2019observ\u00e9s a trav\u00e9s d\u2019un telescopi, m\u2019evocaria un cel estrellat, infinit, abstracte.\u00a0<\/span><\/p>\n<div id=\"attachment_11435\" style=\"width: 410px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-11435\" class=\"wp-image-11435\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-300x169.jpg\" alt=\"\" width=\"400\" height=\"225\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-300x169.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-1024x576.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-768x432.jpg 768w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-1536x864.jpg 1536w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><p id=\"caption-attachment-11435\" class=\"wp-caption-text\"><em>Gema \u00c1lava<\/em><\/p><\/div>\n<p><span style=\"font-weight: 400;\">Aquesta doble lectura no \u00e9s casual: hi ha una simetria visual entre el microsc\u00f2pic i l\u2019astron\u00f2mic. Com si les estructures que formen el m\u00e9s petit i el m\u00e9s gran responguessin a un mateix llenguatge geom\u00e8tric. Per aquesta dualitat, per la seva capacitat d\u2019evocar tant l\u2019\u00ednfim com l\u2019immens, titularia aquesta imatge <\/span><b><i>Universos del m\u00e0xim i el m\u00ednim<\/i><\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>Si es tract\u00e9s de l\u2019obra d\u2019un artista, de qui podria ser?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">G: Em recorda les pintures abstractes de l\u2019artista americ\u00e0 <\/span><a href=\"https:\/\/historia-arte.com\/artistas\/jackson-pollock\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Jackson <\/span><\/a><a href=\"http:\/\/pollock.su\/\"><span style=\"font-weight: 400;\">Pollock<\/span><\/a><span style=\"font-weight: 400;\">. Les seves obres s\u00f3n plenes de <\/span><b>punts i l\u00ednies de pintura suspesos, gaireb\u00e9 flotant<\/b><span style=\"font-weight: 400;\">, que neixen del <\/span><i><span style=\"font-weight: 400;\">dripping <\/span><\/i><span style=\"font-weight: 400;\">(degoteig), la seva t\u00e8cnica caracter\u00edstica: deixar caure la pintura directament des del pinzell o el pot sense tocar el llen\u00e7. El resultat s\u00f3n formes plenes de dinamisme, com si fossin llums en moviment.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A m\u00e9s, les figures que genera tenen una particularitat: funcionen com a fractals, cosa que vol dir que, a mesura que t\u2019hi acostes, la imatge no canvia gaire d\u2019estructura. \u00c9s <\/span><b>aquesta coher\u00e8ncia interna, aquesta complexitat continguda en cada nivell d\u2019escala<\/b><span style=\"font-weight: 400;\"> el que em connecta amb la imatge cient\u00edfica que observem.\u00a0<\/span><\/p>\n<div id=\"attachment_11423\" style=\"width: 410px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-11423\" class=\"wp-image-11423\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-300x169.jpg\" alt=\"\" width=\"400\" height=\"225\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-300x169.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-1024x576.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-768x432.jpg 768w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-1536x864.jpg 1536w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors4-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><p id=\"caption-attachment-11423\" class=\"wp-caption-text\"><em>\u00a9 Pollock-Krasner Foundation \/ Artists Rights Society (ARS), Nova York<\/em><\/p><\/div>\n<p>&nbsp;<\/p>\n<h3><b>Per\u00f2, en realitat qu\u00e8 hi veiem, Marc?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M: Il\u00b7luminades en blanc, hi veiem un tipus de neurones anomenades POMC (proopiomelanocortines), que destaquen entre diverses estructures cel\u00b7lulars de diferents colors. Aquestes c\u00e8l\u00b7lules es troben en una zona del cervell coneguda com <\/span><i><span style=\"font-weight: 400;\">a hipot\u00e0lem<\/span><\/i><span style=\"font-weight: 400;\"> i exerceixen un paper fonamental en la regulaci\u00f3 de la fam i del metabolisme de l\u2019organisme.\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>I quin descobriment s\u2019amaga rere aquesta imatge?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M: Hem descobert que certes neurones de l\u2019hipot\u00e0lem, com les POMC, poden modificar la composici\u00f3 dels bacteris intestinals que formen la microbiota d\u2019una manera molt r\u00e0pida (en nom\u00e9s 2-4 hores).\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Fins ara ja sab\u00edem que la microbiota influeix en el cervell, cosa que es coneix com a <\/span><i><span style=\"font-weight: 400;\">eix intest\u00ed-cervell<\/span><\/i><span style=\"font-weight: 400;\">. Per\u00f2 aquest estudi demostra que tamb\u00e9 existeix una via inversa <\/span><i><span style=\"font-weight: 400;\">cervell-intest\u00ed <\/span><\/i><span style=\"font-weight: 400;\">amb la qual <\/span><b>el cervell pot alterar les comunitats bacterianes intestinals gaireb\u00e9 en temps real<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tot i que encara no entenem del tot la finalitat fisiol\u00f2gica d\u2019aquest mecanisme, \u00e9s possible que permeti a l\u2019organisme adaptar la gesti\u00f3 de nutrients i energia despr\u00e9s de cada \u00e0pat.\u00a0<\/span><\/p>\n<div id=\"attachment_11431\" style=\"width: 410px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-11431\" class=\"wp-image-11431\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-300x169.jpg\" alt=\"\" width=\"400\" height=\"225\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-300x169.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-1024x576.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-768x432.jpg 768w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-1536x864.jpg 1536w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_Blog_investigadors2-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><p id=\"caption-attachment-11431\" class=\"wp-caption-text\"><em>Grup de recerca de Marc Claret, IDIBAPS.\u00a0<\/em><\/p><\/div>\n<p>&nbsp;<\/p>\n<h3><b>Sembla un descobriment amb un gran potencial. Quin impacte pot tenir en l\u2019\u00e0mbit de la salut?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M: A m\u00e9s d\u2019ampliar el nostre coneixement sobre l\u2019eix cervell-intest\u00ed, la idea que <\/span><b>el cervell pot influir en la microbiota en temps real obre un camp terap\u00e8utic completament nou<\/b><span style=\"font-weight: 400;\">. Si aconseguim modular aquesta via d\u2019una manera espec\u00edfica i controlada, podr\u00edem desenvolupar tractaments innovadors per a malalties com <\/span><b>l\u2019obesitat, la diabetis tipus 2<\/b><span style=\"font-weight: 400;\"> o certs trastorns digestius.\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>No podem acabar aquesta entrevista sense respondre a una pregunta clau. Gema, quin vincle creus que hi ha entre l\u2019art i la ci\u00e8ncia?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">G: Som nosaltres els qui hem creat les paraules <\/span><i><span style=\"font-weight: 400;\">art<\/span><\/i><span style=\"font-weight: 400;\"> i <\/span><i><span style=\"font-weight: 400;\">ci\u00e8ncia<\/span><\/i><span style=\"font-weight: 400;\"> per diferenciar aquests dos mons, per\u00f2 <\/span><b>tots dos neixen del mateix<\/b><span style=\"font-weight: 400;\">: experimentaci\u00f3, creativitat, observaci\u00f3, imaginaci\u00f3, curiositat. Hi ha una cita d\u2019un pintor que ho resumeix molt b\u00e9: \u00abNo em sento artista, em sento un cient\u00edfic que experimenta amb punts de color\u00bb.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L\u2019artista Georges Seurat, per exemple, va dir: \u00abHi ha qui veu poesia en les meves obres. Jo nom\u00e9s hi veig ci\u00e8ncia\u00bb. En certa manera, els puntillistes van inventar els p\u00edxels. Aquesta connexi\u00f3 entre m\u00e8tode i expressi\u00f3, entre estructura i emoci\u00f3, \u00e9s al cor tant de l\u2019art com de la investigaci\u00f3 cient\u00edfica.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">I \u00e9s que quan la ci\u00e8ncia s\u2019acosta a l\u2019art \u2014i l\u2019art s\u2019acosta a la ci\u00e8ncia\u2014 sorgeix alguna cosa m\u00e9s que una imatge bonica o un resultat experimental. <\/span><b>Sorgeix una nova forma de mirar el m\u00f3n.<\/b><span style=\"font-weight: 400;\"> Aquesta instant\u00e0nia no tan sols ens convida a veure un descobriment innovador sobre l\u2019eix cervell-intest\u00ed, sin\u00f3 que tamb\u00e9 ens recorda que, des del m\u00e0xim fins al m\u00ednim, des de l\u2019art fins a la ci\u00e8ncia, tot est\u00e0 connectat.\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11469\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-300x300.jpg\" alt=\"\" width=\"400\" height=\"400\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-300x300.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-1024x1024.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-150x150.jpg 150w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-768x768.jpg 768w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-1536x1536.jpg 1536w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2025\/10\/Instantanea-OCT-Marc-Claret_CAT-1-2048x2048.jpg 2048w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>De vegades, nom\u00e9s cal canviar l\u2019angle des d\u2019on mirem per descobrir que el que abans semblaven taques de color, formes capricioses i l\u00ednies que no porten enlloc s\u00f3n, en realitat, un missatge.\u00a0<\/p>\n<p>Aix\u00f2 \u00e9s el que passa amb aquesta nova <i>Instant\u00e0nia CaixaResearch.<\/i> Es podria tractar d\u2019una obra contempor\u00e0nia, una textura artificial, abstracta i gaireb\u00e9 aleat\u00f2ria. Per\u00f2 el que hi veiem va m\u00e9s enll\u00e0 de l\u2019art. \u00c9s una imatge cient\u00edfica que cont\u00e9 un descobriment molt important: la confirmaci\u00f3 que el nostre cervell i els nostres intestins es comuniquen de manera directa i bidireccional.\u00a0<\/p>\n<p>Per analitzar aquesta imatge des de dues perspectives \u2014diferents i complement\u00e0ries\u2014 tenim, d\u2019una banda, <a href=\"https:\/\/caixaresearch.org\/ca\/convocatoria-caixaresearch-investigacio-salut-2019-projecte-bacteries-intestinals\" target=\"_blank\" rel=\"noopener\">Marc Claret<\/a> (Institut d\u2019Investigacions Biom\u00e8diques August Pi i Sunyer &#8211;<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[520,519],"tags":[],"class_list":["post-11443","post","type-post","status-publish","format-standard","hentry","category-divulgacio-cientifica","category-investigacio"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u201cUniversos del m\u00e0xim i el m\u00ednim\u201d - Blog CaixaCi\u00e8ncia<\/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:\/\/blog.caixaresearch.org\/ca\/instantania-caixaresearch-universos-del-maxim-i-el-minim\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u201cUniversos del m\u00e0xim i el m\u00ednim\u201d - Blog CaixaCi\u00e8ncia\" \/>\n<meta property=\"og:description\" content=\"De vegades, nom\u00e9s cal canviar l\u2019angle des d\u2019on mirem per descobrir que el que abans semblaven taques de color, formes capricioses i l\u00ednies que no porten enlloc s\u00f3n, en realitat, un missatge.\u00a0 Aix\u00f2 \u00e9s el que passa amb aquesta nova Instant\u00e0nia CaixaResearch. Es podria tractar d\u2019una obra contempor\u00e0nia, una textura artificial, abstracta i gaireb\u00e9 aleat\u00f2ria. 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