{"id":43759,"date":"2020-08-25T03:30:25","date_gmt":"2020-08-25T01:30:25","guid":{"rendered":"https:\/\/rina.naturopatiadigital.eu\/?p=43759"},"modified":"2020-08-26T15:12:42","modified_gmt":"2020-08-26T13:12:42","slug":"43759","status":"publish","type":"post","link":"https:\/\/rina.naturopatiadigital.eu\/?p=43759","title":{"rendered":"\u00c1rea de conocimiento: Naturopat\u00eda Descriptiva \u00abLa autofagia mantiene el metabolismo y la funci\u00f3n de las c\u00e9lulas madre j\u00f3venes y viejas (hematopoy\u00e9ticas)\u00bb"},"content":{"rendered":"<p><a href=\"https:\/\/1.bp.blogspot.com\/-WHXzxsg3Lls\/X0ZbyIaY1vI\/AAAAAAAAfbU\/Jkk3v4Eo778ypehQAKbfK5yqa2NN8q66gCLcBGAsYHQ\/s1600\/Nature.jpg\" data-blogger-escaped-style=\"clear: left; float: left; margin-bottom: 1em; margin-right: 1em;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft\" src=\"https:\/\/1.bp.blogspot.com\/-WHXzxsg3Lls\/X0ZbyIaY1vI\/AAAAAAAAfbU\/Jkk3v4Eo778ypehQAKbfK5yqa2NN8q66gCLcBGAsYHQ\/s320\/Nature.jpg\" width=\"241\" height=\"320\" border=\"0\" data-blogger-escaped-data-original-height=\"451\" data-blogger-escaped-data-original-width=\"340\" \/><\/a>Ho, T. T., Warr, M. R., Adelman, E. R., Lansinger, O. M., Flach, J., Verovskaya, E. V., &#8230; &amp;\u00a0<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC5344718\/?fbclid=IwAR3RO2VFcHL3HK8i4oKlzb0h3strvB6nz-yGu-djhTCJ1gqlxkcxMt5nSj0\">Passegu\u00e9, E. (2017). Autophagy maintains the metabolism and function of young and old stem cells.\u00a0<\/a><i>Nature<\/i>, 543(7644), 205-210.<\/p>\n<p>Con la edad, las c\u00e9lulas madre hematopoy\u00e9ticas (HSC) pierden su capacidad para regenerar el sistema sangu\u00edneo y promover el desarrollo de enfermedades. La autofagia est\u00e1 asociada con la salud y la longevidad, y es fundamental para proteger a las HSC del estr\u00e9s metab\u00f3lico.<\/p>\n<p>Aqu\u00ed, mostramos que la p\u00e9rdida de autofagia en las HSC provoca la acumulaci\u00f3n de mitocondrias y un estado metab\u00f3lico activado, que impulsa la diferenciaci\u00f3n mieloide acelerada principalmente a trav\u00e9s de desregulaciones epigen\u00e9ticas y deteriora la actividad de autorrenovaci\u00f3n y el potencial regenerativo de las HSC.<\/p>\n<p>Sorprendentemente, la mayor\u00eda de las c\u00e9lulas madre hematopoy\u00e9ticas en ratones ancianos comparten estas caracter\u00edsticas metab\u00f3licas y funcionales alteradas. Sin embargo, ~ 1\/3 de las HSC envejecidas exhiben altos niveles de autofagia y mantienen un estado metab\u00f3lico bajo con un fuerte potencial de regeneraci\u00f3n a largo plazo similar a las HSC j\u00f3venes sanas.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ho, T. T., Warr, M. R., Adelman, E. R., Lansinger, O. M., Flach, J., Verovskaya, E. V., &#8230; &amp;\u00a0Passegu\u00e9, E. (2017). Autophagy maintains the metabolism and function of young and old stem cells.\u00a0Nature, 543(7644), 205-210. Con la edad, las c\u00e9lulas madre hematopoy\u00e9ticas (HSC) pierden su capacidad para regenerar el sistema sangu\u00edneo y promover el desarrollo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-43759","post","type-post","status-publish","format-standard","hentry","category-naturopatia-descriptiva"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00c1rea de conocimiento: Naturopat\u00eda Descriptiva &quot;La autofagia mantiene el metabolismo y la funci\u00f3n de las c\u00e9lulas madre j\u00f3venes y viejas (hematopoy\u00e9ticas)&quot; -<\/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:\/\/rina.naturopatiadigital.eu\/?p=43759\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c1rea de conocimiento: Naturopat\u00eda Descriptiva &quot;La autofagia mantiene el metabolismo y la funci\u00f3n de las c\u00e9lulas madre j\u00f3venes y viejas (hematopoy\u00e9ticas)&quot; -\" \/>\n<meta property=\"og:description\" content=\"Ho, T. T., Warr, M. R., Adelman, E. R., Lansinger, O. M., Flach, J., Verovskaya, E. V., &#8230; &amp;\u00a0Passegu\u00e9, E. (2017). Autophagy maintains the metabolism and function of young and old stem cells.\u00a0Nature, 543(7644), 205-210. 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