{"id":45301,"date":"2024-01-08T18:37:09","date_gmt":"2024-01-08T17:37:09","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?p=45301"},"modified":"2025-12-15T19:48:15","modified_gmt":"2025-12-15T18:48:15","slug":"cause-alopecia-age","status":"publish","type":"post","link":"https:\/\/drromanovaleria.ch\/en\/blog\/cause-alopecia-age\/","title":{"rendered":"D\u00e9couverte d\u2019une cause majeure de l\u2019alop\u00e9cie li\u00e9e \u00e0 l\u2019\u00e2ge"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"45301\" class=\"elementor elementor-45301\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f81c9d9 e-flex e-con-boxed e-con e-parent\" data-id=\"f81c9d9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5da1eaf e-con-full e-flex e-con e-child\" data-id=\"5da1eaf\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da1e9cf elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"da1e9cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">D\u00c9COUVERTE D\u2019UNE CAUSE MAJEURE DE L\u2019ALOP\u00c9CIE LI\u00c9E \u00c0 L\u2019\u00c2GE<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-89911a1 elementor-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"89911a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/drromanovaleria.ch\/\">Accueil<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-14d7fad e-flex e-con-boxed e-con e-parent\" data-id=\"14d7fad\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7f76a73 e-flex e-con-boxed e-con e-child\" data-id=\"7f76a73\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-87d047d e-con-full e-flex e-con e-child\" data-id=\"87d047d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f7dca81 elementor-widget elementor-widget-text-editor\" data-id=\"f7dca81\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Alop\u00e9cie (chute de cheveux ou de poils) &#8211; Troubles cutan\u00e9s\u00a0<\/h2><p>La recherche scientifique continue de d\u00e9voiler les m\u00e9canismes intimes du vieillissement, et parmi eux, ceux qui conduisent \u00e0 la perte progressive des <a href=\"https:\/\/drromanovaleria.ch\/besoins\/peau-et-cheveux\/\">cheveux<\/a>. L\u2019<a href=\"https:\/\/drromanovaleria.ch\/besoins\/peau-et-cheveux\/alopecie\/\">alop\u00e9cie<\/a>, longtemps consid\u00e9r\u00e9e comme une fatalit\u00e9 ou comme la cons\u00e9quence d\u2019un d\u00e9s\u00e9quilibre hormonal, trouve aujourd\u2019hui une nouvelle explication biologique gr\u00e2ce aux travaux r\u00e9cents de chercheurs am\u00e9ricains. Ces derniers ont identifi\u00e9 un ph\u00e9nom\u00e8ne cl\u00e9 : la rar\u00e9faction et la d\u00e9sorganisation des cellules souches des follicules pileux au fil du temps. Cette d\u00e9couverte majeure, r\u00e9alis\u00e9e \u00e0 partir d\u2019exp\u00e9riences sur des mod\u00e8les murins dont la physiologie capillaire est proche de celle de l\u2019humain, ouvre des perspectives in\u00e9dites pour la pr\u00e9vention et le traitement de la calvitie li\u00e9e \u00e0 l\u2019\u00e2ge.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-008c26e e-flex e-con-boxed e-con e-child\" data-id=\"008c26e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0a82e1f elementor-widget elementor-widget-image\" data-id=\"0a82e1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img 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\/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ec8bc4 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"2ec8bc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/drromanovaleria.ch\/contactez-le-dr-romano\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Prendre rendez-vous<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fdd05e2 e-flex e-con-boxed e-con e-parent\" data-id=\"fdd05e2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-83bc817 elementor-toc--content-ellipsis elementor-toc--minimized-on-desktop elementor-widget elementor-widget-table-of-contents\" data-id=\"83bc817\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;minimized_on&quot;:&quot;desktop&quot;,&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h2 class=\"elementor-toc__header-title\">\n\t\t\t\tSommaire\t\t\t<\/h2>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__83bc817\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__83bc817\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__83bc817\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-602514f e-flex e-con-boxed e-con e-parent\" data-id=\"602514f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-61ff893 elementor-widget elementor-widget-heading\" data-id=\"61ff893\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le r\u00f4le central des cellules souches dans la croissance des cheveux<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e05d99c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e05d99c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59e9f7b elementor-widget elementor-widget-text-editor\" data-id=\"59e9f7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Chaque follicule pileux contient, \u00e0 sa base, un petit r\u00e9servoir de cellules souches. Ces cellules ont pour fonction de r\u00e9g\u00e9n\u00e9rer les diff\u00e9rentes structures du cheveu au cours des cycles de croissance, de repos et de chute. Elles constituent le c\u0153ur du processus de renouvellement capillaire. Tant que ces cellules sont viables, en nombre suffisant et bien localis\u00e9es dans leur niche, le follicule conserve sa capacit\u00e9 \u00e0 produire de nouveaux cheveux.<br \/>Cependant, les chercheurs ont observ\u00e9 qu\u2019avec l\u2019\u00e2ge, ces cellules souches deviennent moins nombreuses et moins actives. Leurs propri\u00e9t\u00e9s physiques se modifient : elles perdent notamment la viscosit\u00e9 qui leur permet de rester ancr\u00e9es dans le follicule pileux. Ce glissement progressif, presque imperceptible au d\u00e9part, entra\u00eene une migration des cellules hors de leur environnement naturel.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e2b4b4e e-flex e-con-boxed e-con e-parent\" data-id=\"e2b4b4e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-453fecd elementor-widget elementor-widget-heading\" data-id=\"453fecd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Un m\u00e9canisme de vieillissement des cheveux in\u00e9dit<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5416cbe elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5416cbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d59951 elementor-widget elementor-widget-text-editor\" data-id=\"9d59951\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les travaux publi\u00e9s par l\u2019\u00e9quipe am\u00e9ricaine ont mis en \u00e9vidence un processus jusque-l\u00e0 inconnu. Chez les souris vieillissantes, les cellules souches des follicules pilaires quittent leur niche et s\u2019enfoncent dans le derme, le tissu conjonctif situ\u00e9 sous la peau. Une fois sorties de leur micro-environnement protecteur, ces cellules cessent de se diviser et de produire de nouveaux cheveux. Le follicule, priv\u00e9 de ses \u00e9l\u00e9ments r\u00e9g\u00e9n\u00e9rateurs, se vide progressivement et entre en quiescence.<br \/>Ce ph\u00e9nom\u00e8ne explique pourquoi, avec l\u2019\u00e2ge, les cheveux s\u2019affinent, deviennent plus clairsem\u00e9s, puis finissent par dispara\u00eetre totalement sur certaines zones du cuir chevelu. Il ne s\u2019agit donc pas seulement d\u2019une question hormonale ou g\u00e9n\u00e9tique : la d\u00e9faillance du m\u00e9canisme de maintien des cellules souches joue un r\u00f4le central dans la calvitie s\u00e9nile.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-80ba421 e-flex e-con-boxed e-con e-parent\" data-id=\"80ba421\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-05dc952 elementor-widget elementor-widget-heading\" data-id=\"05dc952\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La perte de viscosit\u00e9, cl\u00e9 de la disparition des cheveux<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-027a290 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"027a290\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3a1c96 elementor-widget elementor-widget-text-editor\" data-id=\"b3a1c96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019un des aspects les plus novateurs de cette \u00e9tude concerne la perte de viscosit\u00e9 intracellulaire. Les chercheurs ont montr\u00e9 que les cellules souches capillaires poss\u00e8dent, \u00e0 l\u2019\u00e9tat jeune, une consistance semi-fluide qui favorise leur stabilit\u00e9 et leur interaction avec les structures du follicule. En vieillissant, cette viscosit\u00e9 diminue, les cellules deviennent plus rigides, moins coh\u00e9sives, et finissent par se d\u00e9tacher de leur niche.<br \/>Ce m\u00e9canisme purement physique pourrait \u00eatre \u00e0 l\u2019origine d\u2019une cascade de dysfonctionnements biologiques : les signaux r\u00e9g\u00e9n\u00e9ratifs cessent d\u2019\u00eatre transmis, la communication cellulaire s\u2019interrompt et le follicule s\u2019atrophie. Cette d\u00e9couverte relie donc le vieillissement capillaire \u00e0 des modifications m\u00e9caniques internes, et non plus seulement \u00e0 des alt\u00e9rations g\u00e9n\u00e9tiques ou hormonales.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8412975 e-flex e-con-boxed e-con e-parent\" data-id=\"8412975\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-89d4c12 elementor-widget elementor-widget-heading\" data-id=\"89d4c12\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Alop\u00e9cie : causes et solutions pour la perte de cheveux<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-394bb66 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"394bb66\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5439c5c elementor-widget elementor-widget-text-editor\" data-id=\"5439c5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les cons\u00e9quences de ces travaux d\u00e9passent le simple cadre de la recherche fondamentale. Comprendre comment et pourquoi les cellules souches quittent leur follicule ouvre de nouvelles pistes th\u00e9rapeutiques pour lutter contre l\u2019alop\u00e9cie li\u00e9e \u00e0 l\u2019\u00e2ge.<br \/>La m\u00e9decine \u00e0 vis\u00e9e esth\u00e9tique pourrait, \u00e0 terme, s\u2019appuyer sur ces donn\u00e9es pour concevoir des traitements visant \u00e0 stabiliser, r\u00e9activer ou replacer ces cellules au sein de leur niche d\u2019origine. Plusieurs strat\u00e9gies sont d\u00e9j\u00e0 envisag\u00e9es : le d\u00e9veloppement de mol\u00e9cules capables de restaurer la viscosit\u00e9 cellulaire ; la cr\u00e9ation de milieux biomim\u00e9tiques pour retenir les cellules dans leur environnement naturel ; ou encore des techniques de stimulation m\u00e9canique ou biochimique favorisant leur r\u00e9ancrage.<br \/>Ces approches, encore exp\u00e9rimentales, pourraient compl\u00e9ter les m\u00e9thodes actuelles de traitement de la calvitie : <a href=\"https:\/\/drromanovaleria.ch\/solutions\/mesotherapie\/mesotherapie-cheveux\/\">m\u00e9soth\u00e9rapie cheveux<\/a>, <a href=\"https:\/\/drromanovaleria.ch\/solutions\/injections\/prp-cheveux\/\">PRP cheveux<\/a> (Plasma Riche en Plaquettes), greffe capillaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b8b3bfb e-flex e-con-boxed e-con e-parent\" data-id=\"b8b3bfb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-506d47b elementor-widget elementor-widget-heading\" data-id=\"506d47b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Vers une nouvelle compr\u00e9hension du vieillissement capillaire<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc088c6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"dc088c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7141a5f elementor-widget elementor-widget-text-editor\" data-id=\"7141a5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jusqu\u2019\u00e0 pr\u00e9sent, la recherche sur l\u2019alop\u00e9cie s\u2019est concentr\u00e9e principalement sur les causes hormonales (notamment la sensibilit\u00e9 \u00e0 la dihydrotestost\u00e9rone) ou g\u00e9n\u00e9tiques. L\u2019identification de ce m\u00e9canisme li\u00e9 \u00e0 la perte de viscosit\u00e9 cellulaire repr\u00e9sente donc un changement de paradigme : elle introduit une dimension biophysique dans la compr\u00e9hension du vieillissement des cheveux.<br \/>Les chercheurs soulignent que ce ph\u00e9nom\u00e8ne pourrait \u00eatre r\u00e9versible. En maintenant la coh\u00e9sion et la localisation des cellules souches dans leur niche, il serait possible de prolonger la dur\u00e9e de vie active des follicules. Cette hypoth\u00e8se, si elle se confirme, ouvrirait la voie \u00e0 des traitements pr\u00e9ventifs, capables de ralentir significativement la perte de densit\u00e9 capillaire avec l\u2019\u00e2ge.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-725a883 e-flex e-con-boxed e-con e-parent\" data-id=\"725a883\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-08674ec elementor-widget elementor-widget-heading\" data-id=\"08674ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Une d\u00e9couverte porteuse d\u2019espoir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e73c833 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e73c833\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a7092e elementor-widget elementor-widget-text-editor\" data-id=\"9a7092e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si ces r\u00e9sultats demandent encore \u00e0 \u00eatre confirm\u00e9s chez l\u2019humain, ils apportent d\u00e9j\u00e0 un nouvel \u00e9clairage sur la biologie du cuir chevelu. Ils sugg\u00e8rent que la calvitie li\u00e9e \u00e0 l\u2019\u00e2ge n\u2019est pas une fatalit\u00e9 irr\u00e9versible, mais un processus que l\u2019on pourrait un jour corriger ou retarder.<br \/>Pour la m\u00e9decine \u00e0 vis\u00e9e esth\u00e9tique, cette avanc\u00e9e ouvre un champ d\u2019exploration passionnant : au lieu de se contenter de compenser la chute des cheveux, il s\u2019agirait de traiter la cause m\u00eame de leur disparition. En redonnant aux cellules souches leur ancrage et leur capacit\u00e9 \u00e0 se r\u00e9g\u00e9n\u00e9rer, il deviendrait possible de pr\u00e9server la densit\u00e9 capillaire et, avec elle, la confiance en soi.<br \/>Cette d\u00e9couverte marque ainsi une \u00e9tape d\u00e9cisive vers une compr\u00e9hension plus fine du vieillissement tissulaire. Elle illustre la convergence entre biologie cellulaire, physique et m\u00e9decine \u00e0 vis\u00e9e esth\u00e9tique, au service d\u2019une ambition commune : prolonger la vitalit\u00e9 et la jeunesse des tissus humains.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dea1f1e e-flex e-con-boxed e-con e-parent\" data-id=\"dea1f1e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-878c659 e-con-full e-flex e-con e-child\" data-id=\"878c659\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-298636e e-con-full e-flex e-con e-child\" data-id=\"298636e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-f24ccab e-con-full e-flex e-con e-child\" data-id=\"f24ccab\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-c074a83 e-con-full e-flex e-con e-child\" data-id=\"c074a83\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3e0712 elementor-widget elementor-widget-image\" data-id=\"a3e0712\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"252\" height=\"300\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp\" class=\"attachment-medium size-medium wp-image-13266\" alt=\"Photo docteur Valeria Romano \u00e0 Gen\u00e8ve\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp 252w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-10x12.webp 10w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria.webp 763w\" sizes=\"(max-width: 252px) 100vw, 252px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5901e87 elementor-widget elementor-widget-text-editor\" data-id=\"5901e87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Article r\u00e9dig\u00e9 par le <a href=\"https:\/\/drromanovaleria.ch\/\">Dr Romano Valeria<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-612c1f3 e-con-full e-flex e-con e-child\" data-id=\"612c1f3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ed5c02 elementor-widget elementor-widget-text-editor\" data-id=\"2ed5c02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>PARTAGER CET ARTICLE SUR<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-acc52bc elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"acc52bc\" 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30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62e805c elementor-align-start elementor-mobile-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"62e805c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li 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