{"id":1798,"date":"2026-10-13T15:02:56","date_gmt":"2026-10-13T07:32:56","guid":{"rendered":"http:\/\/bioactivecompoundlibrary.com\/?p=1798"},"modified":"2026-10-13T15:02:56","modified_gmt":"2026-10-13T07:32:56","slug":"abmole-mini-lecture-lauroyl-l-carnitine-a-metabolite-with-multiple-roles-as-a-signaling-molecule-and-compound-carrier","status":"publish","type":"post","link":"http:\/\/bioactivecompoundlibrary.com\/index.php\/2026\/10\/13\/abmole-mini-lecture-lauroyl-l-carnitine-a-metabolite-with-multiple-roles-as-a-signaling-molecule-and-compound-carrier\/","title":{"rendered":"AbMole Mini-Lecture | Lauroyl-L-carnitine: A Metabolite with Multiple Roles as a Signaling Molecule and Compound Carrier"},"content":{"rendered":"\n

Lauroyl-L-carnitine<\/u><\/a> (AbMole, M58111) is a medium-to-long-chain acylcarnitine that plays complex and critical roles in cellular metabolism and signal transduction. Metabolically, Lauroyl-L-carnitine serves as an activated carrier of lauric acid (C12 fatty acid), shuttling lauroyl groups from the cytoplasm across the inner mitochondrial membrane into the mitochondrial matrix for \u03b2-oxidation to fuel cellular activities[1]<\/sup>. This mechanism is fundamental for maintaining cellular energy homeostasis. When fatty acid oxidation is impaired or this molecule abnormally accumulates, it transitions from a simple metabolic intermediate into a biologically active signaling molecule. Studies show that Lauroyl-L-carnitine’s biological activity is primarily mediated through modulation of specific ion channels. It is an agonist of the transient receptor potential ankyrin 1 (TRPA1) channel, whose activation is linked to calcium influx and subsequent calmodulin-mediated pathways [2]<\/sup>. Additionally, abnormally elevated Lauroyl-L-carnitine induces mitochondrial dysfunction [2]<\/sup>. Lauroyl-L-carnitine has also been confirmed as a ligand for the G protein-coupled receptor GPR84, involved in regulating inflammation-related signaling pathways[3]<\/sup>. In experimental design, Lauroyl-L-carnitine serves as an important tool for probing metabolic networks and cellular stress responses. On the other hand, in animal studies, Lauroyl-L-carnitine reduces solution surface tension, enhancing the dissolution and diffusion of compounds and bioactive molecules in the gastrointestinal tract, thereby promoting their absorption. The mechanism is twofold: first, its amphiphilic structure (hydrophobic lauroyl chain + hydrophilic carnitine head group) allows it to form micelles in aqueous solutions and encapsulate hydrophobic bioactive molecules; second, Lauroyl-L-carnitine binds to the carnitine transporter OCTN2 on intestinal epithelial cells, facilitating targeted absorption of nanoparticles [4]. Compared with synthetic surfactants, Lauroyl-L-carnitine, as an endogenous metabolite, offers better biosafety. In 2014, two inhibitors from AbMole were used in <\/strong>in vivo<\/em><\/strong><\/em><\/strong> studies by the Spanish National Center for Cardiovascular Research (CNIC) and Columbia University, leading to <\/strong>publications<\/strong><\/u><\/strong><\/a> in <\/strong>Nature <\/em><\/strong><\/em><\/strong>and <\/strong>Nature Medicine<\/em><\/strong><\/em><\/strong>.<\/strong><\/strong><\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

Figure 4. Micelle formation of Lauroyl-L-carnitine in buffers at different pH [5]<\/sup><\/p>\n\n\n\n

References and Acknowledgments<\/strong><\/strong><\/p>\n\n\n\n

[1] M. Sisi, L. Yong, Q. Lixing, et al., L-carnitine: new perspectives on the management of preterm infants, Frontiers in nutrition 12 (2025) 1508441.<\/p>\n\n\n\n

[2] H. Turk, S. Erdal, R. Dumlupinar, Exogenous carnitine application augments transport of fatty acids into mitochondria and stimulates mitochondrial respiration in maize seedlings grown under normal and cold conditions, Cryobiology 91 (2019) 97-103.<\/p>\n\n\n\n

[3] H. Liu, X. Hu, Z. Li, et al., Surface adsorption and solution aggregation of a novel lauroyl-l-carnitine surfactant, Journal of colloid and interface science 591 (2021) 106-114.<\/p>\n\n\n\n

[4] L. Kou, R. Sun, S. Xiao, et al., OCTN2-targeted nanoparticles for oral delivery of paclitaxel: differential impact of the polyethylene glycol linker size on drug delivery in vitro, in situ, and in vivo, Drug delivery 27(1) (2020) 170-179.<\/p>\n\n\n\n

[5] Huayang Liu, Ke Fa, Xuzhi Hu, et al., Structural features of interfacially adsorbed acyl-l-carnitines, 623 (2022) 368-377.<\/p>\n","protected":false},"excerpt":{"rendered":"

Lauroyl-L-carnitine (AbMole, M58111) is a medium-to-long-chain acylcarnitine that plays complex and critical roles in cellular metabolism and signal transduction. Metabolically, Lauroyl-L-carnitine serves as an activated carrier of lauric acid (C12 fatty acid), shuttling lauroyl groups from the cytoplasm across the inner mitochondrial membrane into the mitochondrial matrix for \u03b2-oxidation to fuel cellular activities[1]. This mechanism is … <\/p>\n

Continue reading “AbMole Mini-Lecture | Lauroyl-L-carnitine: A Metabolite with Multiple Roles as a Signaling Molecule and Compound Carrier”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/posts\/1798"}],"collection":[{"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/comments?post=1798"}],"version-history":[{"count":1,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/posts\/1798\/revisions"}],"predecessor-version":[{"id":1800,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/posts\/1798\/revisions\/1800"}],"wp:attachment":[{"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/media?parent=1798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/categories?post=1798"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bioactivecompoundlibrary.com\/index.php\/wp-json\/wp\/v2\/tags?post=1798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}