Anti-Inflammatory, Immunomodulatory, and Heme Oxygenase-1 Inhibitory Activities of Ravan Napas, a Formulation of Uighur Traditional Medicine, in a Rat Model of Allergic Asthma
Table 2
Chemical composition of the plants contained in Uighur herbal formula: Ravan Napas.
Plant
Major chemical components
References
H. cuspidatus aerial part
Essential oil: germacrenes B and D, hexadecanoic acid, (+)-transcaryophyllene, (+)-spathulenol
transanethole, p-anisaldehyde, chlorogenic acid, and quercetin-3-O--D-glucuronide
Bilia 2000 [43] Kitajima 1998 [44–46] Ishikawa 1998 [47] Ishikawa 1999 [48] Kitajima 1999 [49] Ono 1995 [50] Ono 1996 [51] De Marino 2007 [52]
Water-soluble constituents:
alkyl glycosides, p-hydroxyphenylpropylene glycol glycosides, phenylpropanoid glycosides, benzyl alcohol derivative glycosides, phenylethanoid and its glycoside, threo-epoxyanethole glycoside, fenchane-, norfenchane-type monoterpenoid glycosides, menthane-, thujane-, camphane-type monoterpenoids, and monoterpenoid alcohols.
Monoterpene glycosides: -D-glucopyranosides of (1S,2R,4S)-2,4-dihydroxy-1,8-cineole-2-O, (1R,4R,6R)-4,6-dihydroxy-1,8-cineole-6-O, (1R,4R,6R)-4,6-dihydroxy-1,8-cineole-4-O, (1S,2R,4R,6S)-2,6-dihydroxy-1,8-cineole-2-O and (1S,2R,4S,5R)-2,5-dihydroxy-1,8-cineole-2-O
Zizybeoside I, icaviside A4, syringin, sinapyl alcohol 1,-di-O--D-glucopyranoside, threo-anethole glycol, and erythro-anethole glycol glycosides.
Stilbene trimers: 11a-O--D-glucopyranoside, 13b-O--D-glucopyranoside, 11a,13b-di-O--D-glucopyranoside, 11a,13b,13c-tri-O--D-glucopyranoside of cis-miyabenol C
Cis-miyabenol C 11a-O--d-glucopyranosyl-(16)-β-d-glucopyranoside, cis-miyabenol C 11a,13c-di-O--d-glucopyranoside.
Acacetin 7-O--D-apiofuranosyl-()-O--D-glucopyranoside together with previously isolated kaempferol 7-O--D-glucopyranoside, acacetin 7-O--L-rhamnopyranoside, and acacetin.
Triterpene saponins, isoflavonoids, and polysaccharides.
Zhang 2007 [59] Chu 2010 [60] Han 2007 [61] Bian 2006 [62] Yu 2005 [63] Wang 2008 [64] Subarnas 1991 [65] Shimizu 1991 [66] Yan 2005 [67]
Methanolic extract: cyclolanostane-type saponins including 8 astragaloside malonates, and malonylastragaloside I.
Astragalosides I, II, IV, acetylastragaloside I, isoastragaloside I isoastragaloside II, astramembrannin II, afrormosin, calycosin, calycosin-7-O--D-glucoside, daucosterol formononetin, formononetin-7-O--D-glucoside, formononetin-7-O--D-glucoside--O-malonate, ,-dimethoxy--hydroxyisoflavan-6-O--glucopyranoside, (6aR,11aR)9,10-dimethoxypterocarpan-3-O--D-glucoside, (6aR,11aR)3,9-dimethoxy-10-hydroxypterocarpan, (3R)8,-dihydroxy-7,-dimethoxyisoflavan, ononin, pinitol, -sitosterol.
Calycosin-7-O--D-glucoside, (6aR,11aR)-3-hydroxy-9,10-dimethoxypterocarpan-3-O--D-glucoside, and 3,9-di-O-methylnissolin 4-hydroxy-5-hydroxymethyl-[]dioxoian-2,-spirane-,,,-tetrahydro-indolizine--carbaldehyde (HDTIC-1 and -2).