{"id":221301,"date":"2025-09-02T08:11:44","date_gmt":"2025-09-02T13:11:44","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/09\/direct-plasma-membrane-to-er-lipid-transfer-outpaces-vesicular-trafficking-study-reveals"},"modified":"2025-09-02T08:11:44","modified_gmt":"2025-09-02T13:11:44","slug":"direct-plasma-membrane-to-er-lipid-transfer-outpaces-vesicular-trafficking-study-reveals","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/09\/direct-plasma-membrane-to-er-lipid-transfer-outpaces-vesicular-trafficking-study-reveals","title":{"rendered":"Direct plasma membrane-to-ER lipid transfer outpaces vesicular trafficking, study reveals"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/direct-plasma-membrane-to-er-lipid-transfer-outpaces-vesicular-trafficking-study-reveals2.jpg\"><\/a><\/p>\n<p>Max Planck Institute of Molecular Cell Biology and Genetics led a study showing that directional, non-vesicular lipid transport drives fast, species-selective lipid sorting, outpacing slower, less specific vesicular trafficking, and yielding a quantitative map of retrograde lipid transport in cells.<\/p>\n<p>Thousands of lipid species occupy distinct organelle membranes, with task differences that determine cellular function. Gaps in live-cell imaging capabilities have limited clarity on how individual lipids move between organelles to maintain those tasks.<\/p>\n<p>Biosynthesis of lipids begins in the <a href=\"https:\/\/phys.org\/tags\/endoplasmic+reticulum\/\" rel=\"tag\" class=\"\">endoplasmic reticulum<\/a> (ER), followed by distribution toward the <a href=\"https:\/\/phys.org\/tags\/plasma+membrane\/\" rel=\"tag\" class=\"\">plasma membrane<\/a> and subsequent recycling back into the ER or catabolism in lysosomes, peroxisomes, and mitochondria.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Max Planck Institute of Molecular Cell Biology and Genetics led a study showing that directional, non-vesicular lipid transport drives fast, species-selective lipid sorting, outpacing slower, less specific vesicular trafficking, and yielding a quantitative map of retrograde lipid transport in cells. Thousands of lipid species occupy distinct organelle membranes, with task differences that determine cellular function. [\u2026]<\/p>\n","protected":false},"author":732,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,412],"tags":[],"class_list":["post-221301","post","type-post","status-publish","format-standard","hentry","category-biotech-medical","category-genetics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/221301","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/732"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=221301"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/221301\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=221301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=221301"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=221301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}