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pro vyhledávání: '"Pierre Juanéda"'
Plasmalogen metabolism-related enzymes in rat brain during aging: influence of n-3 fatty acid intake
Publikováno v:
Biochimie
Biochimie, Elsevier, 2006, 88 (1), pp.103-111. ⟨10.1016/j.biochi.2005.06.010⟩
Biochimie, Elsevier, 2006, 88 (1), pp.103-111. ⟨10.1016/j.biochi.2005.06.010⟩
Plasmalogens (Pls) are phospholipids containing a vinyl–ether bond at the sn -1 position of the glycerol backbone. They represent between 1/2 and 2/3 of the ethanolamine phospholipids in the brain. During aging, the Pls content in human brain falls
Autor:
Frédéric Destaillats, Olivier Berdeaux, Pierre Juanéda, Véronique Fournier, Pierre Lambelet, Jean-Louis Sébédio, Fabiola Dionisi
Publikováno v:
European Journal of Lipid Science and Technology. 108:33-42
Long-chain polyunsaturated fatty acids (LC-PUFA) of the n-3 series, particularly eicosapentaenoic (EPA) and docosahexaenoic (DHA) acid, have specific activities especially in the functionality of the central nervous system. Due to the occurrence of n
Publikováno v:
Journal of Chromatography B. 820:15-22
Structural determination of polyunsaturated fatty acids by gas chromatography–mass spectrometry (GC–MS) requires currently the use of nitrogen containing derivatives such as picolinyl esters, 4,4-dimethyloxazoline or pyrrolidides derivatives. The
Publikováno v:
Reproduction Nutrition Development. 44:609-616
In a recent study, we observed some oxyphytosterols in the plasma of healthy human subjects. This experiment was effected in order to determine if these compounds could be formed in vivo from phytosterols. Rats were fed with a high level of phytoster
Publikováno v:
Journal of Chromatography A. 1040:239-250
Pure individual phytosterols were prepared using reversed-phase HPLC in order to obtain the oxidized compounds of sitosterol, campesterol, stigmasterol and brassicasterol. 7-Hydroxy-, 7-keto-, 5,6-epoxy-, 4beta-hydroxy-, 4-ene-6-hydroxy-, 6-keto- and
Autor:
André Grandgirard, Pierre Lambelet, Pierre Juanéda, Constantin Bertoli, Jean-Louis Sébédio, Stéphane Grégoire
Publikováno v:
Journal of Agricultural and Food Chemistry
Journal of Agricultural and Food Chemistry, American Chemical Society, 2003, 51, pp.4284-4290
Journal of Agricultural and Food Chemistry, American Chemical Society, 2003, 51, pp.4284-4290
Formation of trans fatty acids and cyclic fatty acid monomers was investigated during refining of low erucic acid rapeseed oil. The first steps of the refining process, that is, degumming, neutralization, and bleaching, hardly modified the fatty acid
Autor:
Pierre Juanéda
Publikováno v:
Journal of Chromatography A. 954:285-289
Silver ion-high-performance liquid chromatography (HPLC) has been commonly used for the separation and the analysis of trans-18:1 isomers in partially hydrogenated oils and milk fat. This paper describes an easy HPLC method using two reversed-phase c
Autor:
Stéphane Grégoire, Pierre Juanéda, Jean Louis Sébédio, E. Angioni, Jean Michel Chardigny, Olivier Berdeaux
Publikováno v:
Lipids
Lipids, Springer Verlag, 2001, 36 (6), pp.575-582
Lipids, Springer Verlag, 2001, 36 (6), pp.575-582
Conjugated linoleic acid (CLA) is a collective term that describes different isomers of linoleic acid with conjugated double bonds. Although the main dietary isomer is 9cis,11trans-18:2, which is present in dairy products and ruminant fat, the biolog
Autor:
Jean-Louis Sébédio, Pierre Juanéda, Olivier Berdeaux, Martine Genty, Stéphane Grégoire, Jean-Michel Chardigny, Jean-Charles Martin, Marie-Hélène Siess
Publikováno v:
Lipids. 35:91-98
Male weanling Wistar rats (n = 15), weighing 200-220 g, were allocated for 6 wk to diets containing 1% (by weight) of conjugated linoleic acid (CLA), either as the 9c,11 t-isomer, the 10t,12c-isomer, or as a mixture containing 45% of each of these is
Autor:
Jean Michel Chardigny, Jean-Charles Martin, Christian Ginies, Pierre Juanéda, Jean Louis Sébédio, Stéphane Grégoire
Publikováno v:
Lipids
Lipids, Springer Verlag, 1999, 34 (12), pp.1319-1325
Lipids, Springer Verlag, 1999, 34 (12), pp.1319-1325
Rats were fed a fat-free diet for 2 wk. After this period, while maintaining the animals on the same diet, the rats were given intragastrically 180 mg per day of a mixture of conjugated linoleic acids (CLA) as triacylglycerols. Gas chromatography mas