ŠIMEK, Matěj, Kristýna TURKOVÁ, Martin SCHWARZER, Kristina NEŠPOROVÁ, Lukáš KUBALA, Martina HERMANNOVÁ, Tereza FOGLOVÁ, Barbora ŠAFRÁNKOVÁ, Martin ŠINDELÁŘ, Dagmar ŠRŮTKOVÁ, Sofia CHATZIGEORGIOU, Tereza NOVOTNÁ, Tomáš HUDCOVIC and Vladimír VELEBNÝ. Molecular weight and gut microbiota determine the bioavailability of orally administered hyaluronic acid. Carbohydrate Polymers. Elsevier, 2023, vol. 313, August, p. 1-13. ISSN 0144-8617. Available from: https://dx.doi.org/10.1016/j.carbpol.2023.120880.
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Basic information
Original name Molecular weight and gut microbiota determine the bioavailability of orally administered hyaluronic acid
Authors ŠIMEK, Matěj (guarantor), Kristýna TURKOVÁ (203 Czech Republic), Martin SCHWARZER, Kristina NEŠPOROVÁ, Lukáš KUBALA (203 Czech Republic, belonging to the institution), Martina HERMANNOVÁ, Tereza FOGLOVÁ, Barbora ŠAFRÁNKOVÁ, Martin ŠINDELÁŘ (203 Czech Republic, belonging to the institution), Dagmar ŠRŮTKOVÁ, Sofia CHATZIGEORGIOU, Tereza NOVOTNÁ, Tomáš HUDCOVIC and Vladimír VELEBNÝ.
Edition Carbohydrate Polymers, Elsevier, 2023, 0144-8617.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10606 Microbiology
Country of publisher United Kingdom of Great Britain and Northern Ireland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 11.200 in 2022
RIV identification code RIV/00216224:14310/23:00130574
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.carbpol.2023.120880
UT WoS 000981532800001
Keywords in English Microbiota; Hyaluronan; Metabolism; Bioavailability; Digestion; Oligosaccharides
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 29/5/2023 14:50.
Abstract
The ability of hyaluronan as a dietary supplement to increase skin moisture and relieve knee pain has been demonstrated in several clinical studies. To understand the mechanism of action, determining hyaluronan's bioavailability and in vivo fate is crucial. Here, we used 13C-hyaluronan combined with LC–MS analysis to compare the absorption and metabolism of oral hyaluronan in germ-free and conventional wild-type mice. The presence of Bacteroides spp. in the gut was crucial for hyaluronan absorption. Specific microorganisms cleave hyaluronan into unsaturated oligosaccharides (<3 kDa) which are partially absorbed through the intestinal wall. The remaining hyaluronan fragments are metabolized into short-chain fatty acids, which are only metabolites available to the host. The poor bioavailability (~0.2 %) of oral hyaluronan indicates that the mechanism of action is the result of the systematic regulatory function of hyaluronan or its metabolites rather than the direct effects of hyaluronan at distal sites of action (skin, joints).
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