alpha-amyrin
urs-12-en-3beta-ol
Identification
| Name | alpha-amyrin |
| IUPAC | (3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-octamethyl-2,3,4a,5,6,7,8,9,10,11,12,12a,14,14a-tetradecahydro-1H-picen-3-ol |
| CAS Number | 638-95-9 |
| EINECS | 211-352-1 |
| FDA UNII | 30ZAG40J8N |
| Molecular Formula | C30 H50 O |
| Molecular Weight | 426.72770000 |
| MDL Number | MFCD00016754 |
| Nikkaji Number | J6.928K |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 186.00 °C. @ 760.00 mm Hg |
| Boiling Point | 493.76 °C. @ 760.00 mm Hg (est) |
| Flash Point | 425.00 °F. TCC ( 218.60 °C. ) (est) |
| logP (o/w) | 10.636 (est) |
| Soluble in | water, 0.0001025 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | natural substances and extractives |
| Recommendation for alpha-amyrin usage levels up to | not for fragrance use. |
| Recommendation for alpha-amyrin flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
a-
amyrenol
alpha-
amyrenol
a-
amyrin
a-
amyrine
alpha-
amyrine
(3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-
octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-eicosahydro-picen-3-ol
(3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-
octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydro-3-picenol
(3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-
octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-ol
4,4,6a,6b,8a,11,12,14b-
octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-ol
(3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-
octamethyl-2,3,4a,5,6,7,8,9,10,11,12,12a,14,14a-tetradecahydro-1H-picen-3-ol
(3beta)-
urs-12-en-3-ol
urs-12-en-3b-ol
urs-12-en-3beta-ol
viminalol
PubMed:
Incorporation of Pentacyclic Triterpenes into Mitochondrial Membrane-Studies on the Interactions in Model 2D Lipid Systems.
PubMed:
Elatumic acid: a new ursolic acid congener from Omphalocarpum elatum Miers (Sapotaceae).
PubMed:
Antidiabetic property of Aerva lanata (L) Juss. ex Schult. is mediated by inhibition of alpha glucosidase, protein glycation and stimulation of adipogenesis.
PubMed:
Identification of 4'-O-β-D-glucosyl-5-O-methylvisamminol as a novel epigenetic suppressor of histone H3 phosphorylation at Ser10 and its interaction with 14-3-3ε.
PubMed:
Alnuheptanoid A: a new diarylheptanoid derivative from Alnus japonica.
PubMed:
Characterisation of triterpenes and new phenolic lipids in Cameroonian propolis.
PubMed:
Changes in the triterpenoid content of cuticular waxes during fruit ripening of eight grape (Vitis vinifera) cultivars grown in the Upper Rhine Valley.
PubMed:
Compositional studies and Biological activities of Perovskia abrotanoides Kar. oils.
PubMed:
beta-Amyrin and alpha-amyrin acetate isolated from the stem bark of Alstonia boonei display profound anti-inflammatory activity.
PubMed:
Nutraceutical potential of Aerva lanata (L.) Juss. ex Schult ameliorates secondary complications in streptozotocin-induced diabetic rats.
PubMed:
Amyrin attenuates scopolamine-induced cognitive impairment in mice.
PubMed:
Phytochemistry and bioactivity of aromatic and medicinal plants from the genus Agastache (Lamiaceae).
PubMed:
Langmuir monolayer studies of the interaction of monoamphiphilic pentacyclic triterpenes with anionic mitochondrial and bacterial membrane phospholipids - searching for the most active terpene.
PubMed:
Triterpenoid saponin biosynthetic pathway profiling and candidate gene mining of the Ilex asprella root using RNA-Seq.
PubMed:
A new antioxidant stilbene and other constituents from the stem bark of Morus nigra L.
PubMed:
A review on phytochemical, pharmacological, and pharmacognostical profile of Wrightia tinctoria: Adulterant of kurchi.
PubMed:
[Triterpene compounds of Ainsliaea yunnanensis].
PubMed:
Potential targets by pentacyclic triterpenoids from Callicarpa farinosa against methicillin-resistant and sensitive Staphylococcus aureus.
PubMed:
[Chemical studies on roots of Ficus hirta].
PubMed:
[Study on the chemical constituents of mori cortex].
PubMed:
Chemical composition and in vitro evaluation of the cytotoxic and antioxidant activities of supercritical carbon dioxide extracts of pitaya (dragon fruit) peel.
PubMed:
Anticancer activity of the roots of Ichnocarpus frutescens R. Br. and isolated triterpenes.
PubMed:
Methyl jasmonate-elicited transcriptional responses and pentacyclic triterpene biosynthesis in sweet basil.
PubMed:
Triterpenes from Euphorbia hirta and their cytotoxicity.
PubMed:
Potent microbial and tyrosinase inhibitors from stem bark of Bauhinia rufescens (Fabaceae).
PubMed:
Anti-inflammatory effects in muscle injury by transdermal application of gel with Lychnophora pinaster aerial parts using phonophoresis in rats.
PubMed:
Antitrypanosomal triterpenoid with an ε-lactone E-ring from Salvia urmiensis.
PubMed:
Lipophilic extracts of Cynara cardunculus L. var. altilis (DC): a source of valuable bioactive terpenic compounds.
PubMed:
Angio-suppressive triterpenoids from Ardisia cf. elliptica (subgenus Tinus) on duck (Anas platyrynchos L.) chorioallantoic membrane.
PubMed:
A non-michaelian behavior of the in vitro metabolism of the pentacyclic triterpene alfa and beta amyrins by employing rat liver microsomes.
PubMed:
Chemodiversity of ursane- and oleanane-type triterpenes in Amazonian Burseraceae oleoresins.
PubMed:
Brine shrimp cytotoxicity of crude methanol extract and antispasmodic activity of α-amyrin acetate from Tylophora hirsuta wall.
PubMed:
Chemical constituents of Cinnamomum cebuense.
PubMed:
[Chemical constituents of Gentiana rhodantha].
PubMed:
Pentacyclic triterpenes from Manilkara bidentata resin. Isolation, identification and biological properties.
PubMed:
[Study on the chemical constituents in Pouzolzia zeylanica].
PubMed:
Triterpene esters: natural products from Dorstenia arifolia (Moraceae).
PubMed:
Composition of Cassia fistula oil and its antifungal activity by disrupting ergosterol biosynthesis.
PubMed:
Triterpene esters and biological activities from edible fruits of Manilkara subsericea (Mart.) Dubard, Sapotaceae.
PubMed:
Synthesis of novel triterpene and N-allylated/N-alkylated niacin hybrids as α-glucosidase inhibitors.
PubMed:
A new anti-inflammatory triterpene saponin isolated from Anabasis setifera.
PubMed:
Transcriptional profiles of the response of methicillin-resistant Staphylococcus aureus to pentacyclic triterpenoids.
PubMed:
Antidiabetic effect of Streblus asper in streptozotocin-induced diabetic rats.
PubMed:
Chemical constituents of flowers and fruits of Rabdosia excisa.
PubMed:
Evaluation of ethnomedical claim III: anti-hyperglycemic activities of Gongronema latifolium root and stem.
PubMed:
Flavonoids bearing an O-arabinofuranosyl-(1-->3)-rhamnoside moiety from Cladocolea micrantha: inhibitory effect on human melanoma cells.
PubMed:
Triterpenoid profile of flower and leaf cuticular waxes of heather Calluna vulgaris.
PubMed:
Two new taraxasterol-type triterpenes from Pergularia tomentosa growing wild in Algeria.
PubMed:
Growth inhibition of Streptococcus from the oral cavity by α-amyrin esters.
PubMed:
Two new triterpenes from Alstonia scholaris flowers.
PubMed:
Identification of triterpenes from milkweed (Asclepias syriaca).
PubMed:
Naturally occurring and synthetic agents as potential anti-inflammatory and immunomodulants.
PubMed:
[Alpha-glucosidase inhibitory active constituents contained in nutshell of Trapa acornis].
PubMed:
Molecular characterization of the pentacyclic triterpenoid biosynthetic pathway in Catharanthus roseus.
PubMed:
Study on chemical composition, anti-inflammatory and anti-microbial activities of extracts from Chinese pear fruit (Pyrus bretschneideri Rehd.).
PubMed:
Source correlation of biomarkers in a mangrove ecosystem on Santa Catarina Island in southern Brazil.
PubMed:
Antimicrobial Constituents of Artemisia afra Jacq. ex Willd. against Periodontal Pathogens.
PubMed:
Functional characterization of amyrin synthase involved in ursolic acid biosynthesis in Catharanthus roseus leaf epidermis.
PubMed:
The antinociceptive triterpene β-amyrin inhibits 2-arachidonoylglycerol (2-AG) hydrolysis without directly targeting cannabinoid receptors.
PubMed:
Triterpenoid α-amyrin stimulates proliferation of human keratinocytes but does not protect them against UVB damage.
PubMed:
Triterpenes from Callicarpa integerrima Champ.
PubMed:
Comparison of the triterpenoid content of berries and leaves of lingonberry Vaccinium vitis-idaea from Finland and Poland.
PubMed:
New triterpenoids from Morus alba L. stem bark.
PubMed:
Development and characterization of local anti-inflammatory implantation for the controlled release of the hexane extract of the flower-heads of Euryops pectinatus L. (Cass.).
PubMed:
Evaluation of antimicrobial activity of extracts of Tibouchina candolleana (melastomataceae), isolated compounds and semi-synthetic derivatives against endodontic bacteria.
PubMed:
Chemical composition of South American Burseraceae non-volatile oleoresins and preliminary solubility assessment of their commercial blend.
PubMed:
Adult mortality and blood feeding behavioral effects of α-amyrin acetate, a novel bioactive compound on in vivo exposed females of Anopheles stephensi Liston (Diptera: Culicidae).
PubMed:
Chemical constituents and allelopathic and antioxidant activities of Alchorneopsis floribunda Müll. Arg. (Euphorbiaceae).
PubMed:
Antioxidant activity and total phenols from the methanolic extract of Miconia albicans (Sw.) Triana leaves.
PubMed:
[Study on the chemical constituents of Pithecellobium clypearia].
PubMed:
CYP716A subfamily members are multifunctional oxidases in triterpenoid biosynthesis.
PubMed:
A new triterpene from Barringtonia asiatica.
PubMed:
Hepatoprotective constituents of Torilis radiata Moench (Apiaceae).
PubMed:
Cytotoxic compounds from the leaves of Gaillardia aristata Pursh. growing in Egypt.
PubMed:
Triacylglycerol and triterpene ester composition of shea nuts from seven African countries.
PubMed:
Constituents with tyrosinase inhibitory activities from branches of Ficus erecta var. sieboldii King.
PubMed:
Isolation of biologically active constituents from Moringa peregrina (Forssk.) Fiori. (family: Moringaceae) growing in Egypt.
PubMed:
An unusual plant triterpene synthase with predominant α-amyrin-producing activity identified by characterizing oxidosqualene cyclases from Malus à domestica.
PubMed:
Isolation and identification of acaricidal compounds in Inula japonica (Asteraceae).
PubMed:
Quantification of α- and β-amyrin in rat plasma by gas chromatography-mass spectrometry: application to preclinical pharmacokinetic study.
PubMed:
Phytochemical evaluation and antispermatogenic activity of Thevetia peruviana methanol extract in male albino rats.
PubMed:
Two new triterpenoids from the resin of Boswellia carterii.
PubMed:
Phytochemical investigation and biological studies of Bombax malabaricum flowers.
PubMed:
[Studies on the chemical constituents from the antithrombus activity extract of Radix Aerio Fici Microcarpae].
PubMed:
Antihepatotoxic and antioxidant activities of methanol extract and isolated compounds from Ficus chlamydocarpa.
PubMed:
Hypoglycemic evaluation of a new triterpene and other compounds isolated from Euclea undulata Thunb. var. myrtina (Ebenaceae) root bark.
PubMed:
[Studies on the chemical constituents of Callicarpa kochiana].
PubMed:
Triterpenes from Protium hebetatum resin.
PubMed:
[Chemical constituents from leaves of Boehmeria nivea].
PubMed:
[Ethyl acetate-soluble chemical constituents from whole plants of Senecio chrysanthemoides].
PubMed:
Amides, triterpene and flavonoids from the leaves of Melastoma malabathricum L.
PubMed:
Antiarol cinnamate and africanoside, a cinnamoyl triterpene and a hydroperoxy-cardenolide from the stem bark of Antiaris africana.
PubMed:
[Study on the chemical constituents of Dichrocephala integrifolia].
PubMed:
Triterpene alcohol and fatty acid composition of shea nuts from seven African countries.
PubMed:
Anti-inflammatory and chemopreventive effects of triterpene cinnamates and acetates from shea fat.
PubMed:
[Triterpenes from Kalimeris indica].
PubMed:
A new lipid and other constituents from the rhizomes of Nelumbo nucifera.
PubMed:
Anti-inflammatory effect of Acacia visco extracts in animal models.
PubMed:
Ethnobotanical survey and cytotoxicity testing of plants of South-western Nigeria used to treat cancer, with isolation of cytotoxic constituents from Cajanus cajan Millsp. leaves.
PubMed:
TLR2 activation is essential to induce a Th1 shift in human peripheral blood mononuclear cells by plant stanols and plant sterols.
PubMed:
Conversion of alpha-amyrin into centellosides by plant cell cultures of Centella asiatica.
PubMed:
Hydrophobic metabolites from Rhododendron formosanum and their allelopathic activities.
PubMed:
Phytochemical analyses and gastroprotective effects of Eugenia umbelliflora (Myrtaceae) on experimental gastric ulcers.
PubMed:
Bioactive triterpenes from Diospyros blancoi.
PubMed:
Chemical composition of the stem bark and leaves of Ficus pandurata Hance.
PubMed:
Separation and identification of some common isomeric plant triterpenoids by thin-layer chromatography and high-performance liquid chromatography.
PubMed:
Antihyperglycaemic activity of alpha-amyrin acetate in rats and db/db mice.
PubMed:
[Studies on chemical constituents of aerial roots of Ficus microcarpa].
PubMed:
In vitro evaluation of the antiplasmodial activity of Dendropanax morbifera against chloroquine-sensitive strains of Plasmodium falciparum.
PubMed:
[Studies on the constituents from the herba of Erigeron acer].
PubMed:
Byrsonima fagifolia Niedenzu Apolar Compounds with Antitubercular Activity.
PubMed:
Validation of a method for the determination of sterols and triterpenes in the aerial part of Justicia anselliana (Nees) T. Anders by capillary gas chromatography.
PubMed:
Synthesis of alpha-amyrin derivatives and their in vivo antihyperglycemic activity.
PubMed:
Seasonal variations in the chemical composition of vine-grape leaf surface.
PubMed:
Chemical constituents of Acanthus ilicifolius L. and effect on osteoblastic MC3T3E1 cells.
PubMed:
[Studies on chemical constituents from whole plants of Crossostephium chinense].
PubMed:
Artemisterol, a new steryl ester from the whole plant of Artemisia apiacea.
PubMed:
Preliminary study of the anti-inflammatory activity of hexane extract and fractions from Bursera simaruba (Linneo) Sarg. (Burseraceae) leaves.
PubMed:
[Studies on triterpenoid constituents in leaf of Ilex pernyi].
PubMed:
[Studies on chemical constituents of Helwingia chinensis].
PubMed:
Chemical phenotypes of the hmg1 and hmg2 mutants of Arabidopsis demonstrate the in-planta role of HMG-CoA reductase in triterpene biosynthesis.
PubMed:
Phytochemical and antinociceptive properties of Matayba elaeagnoides Radlk. barks.
PubMed:
[Chemical constituents from root barks of Periploca sepium].
PubMed:
[Study on chemical constituents in rhigome of Ervatamia hainanensis].
PubMed:
Two new protease-inhibiting glycosphingolipids from Buddleja crispa.
PubMed:
Triterpenoids from swallow roots--a convenient HPLC method for separation.
PubMed:
Production of triterpene acids by cell suspension cultures of Olea europaea.
PubMed:
[Chemical constituents of the non-alkaloid fraction of Uncaria macrophylla].
PubMed:
Triterpene saponin hemi-biosynthesis of a leaf beetle's (Platyphora kollari) defensive secretion.
PubMed:
Raman microspectroscopic analysis of triterpenoids found in plant cuticles.
PubMed:
[Triterpenes from herb of Potentilla chinesis].
PubMed:
Origin of structural diversity in natural triterpenes: direct synthesis of seco-triterpene skeletons by oxidosqualene cyclase.
PubMed:
Mechanisms underlying the inhibitory actions of the pentacyclic triterpene alpha-amyrin in the mouse skin inflammation induced by phorbol ester 12-O-tetradecanoylphorbol-13-acetate.
PubMed:
[Studies on the chemical constituents of hypogeal part from Limonium bicolor].
PubMed:
Molecular cloning and functional expression of a multifunctional triterpene synthase cDNA from a mangrove species Kandelia candel (L.) Druce.
PubMed:
[Studies on constituents from root and stem of Ervatamia hainanensis].
PubMed:
[Chemical constituents from roots of Ficus hirta].
PubMed:
[Studies on the chemical constituents in root of Coleus forskohlii].
PubMed:
Structural determination of 3beta-stearyloxy-urs-12-ene from Maytenus salicifolia by 1D and 2D NMR and quantitative 13C NMR spectroscopy.
PubMed:
Identification of biologically active triterpenes and sterols present in hexane extracts from Miconia species using high-resolution gas chromatography.
PubMed:
Surface composition of myrmecophilic plants: cuticular wax and glandular trichomes on leaves of Macaranga tanarius.
PubMed:
Terpenoids and sterols from Nepeta cataria L. var. citriodora (Lamiaceae).
PubMed:
Plant sterols and stanols: effects on mixed micellar composition and LXR (target gene) activation.
PubMed:
[Studies on the chemical constituents from the leaf of Liquidambar formosana Hance].
PubMed:
Isoprene derivatives from the leaves and callus cultures of Vaccinium corymbosum var. bluecrop.
PubMed:
DNA damaging activities of methanol extract of Ajuga postii and iridoid glucoside reptoside.
PubMed:
Antibacterial potential from Indian Suregada angustifolia.
PubMed:
A new flavonol glycoside derivative from leaves of Moldenhawera nutans.
PubMed:
Topical antiinflammatory effects of the ether extract from Protium kleinii and alpha-amyrin pentacyclic triterpene.
PubMed:
Antinociceptive properties of mixture of alpha-amyrin and beta-amyrin triterpenes: evidence for participation of protein kinase C and protein kinase A pathways.
PubMed:
Triterpenic derivatives of Achillea alexandri-regis BORNM. & RUDSKI.
PubMed:
New lupane triterpenoids from Solidago canadensis that inhibit the lyase activity of DNA polymerase beta.
PubMed:
New cytotoxic terpenoids from the wood of Vepris punctata from the Madagascar Rainforest.
PubMed:
Lipoxygenase inhibition by anadanthoflavone, a new flavonoid from the aerial parts of Anadenanthera colubrina.
PubMed:
Diterpenes from the leaves of Croton zambesicus.
PubMed:
Evaluation of the bioactivity of triterpene mixture isolated from Carmona retusa (Vahl.) Masam leaves.
PubMed:
[Studies on chemical constituents from the bark of Morus macroura].
PubMed:
Allelochemical potential of Callicarpa acuminata.
PubMed:
Characterization of archaeological frankincense by gas chromatography-mass spectrometry.
PubMed:
Constituents from the non-polar fraction of Artemisia apiacea.
PubMed:
Evaluation of the analgesic activity of extracts of Miconia rubiginosa (Melastomataceae).
PubMed:
Antimicrobial activity of terpenoids from Trichodesma amplexicaule Roth.
PubMed:
Homologous very-long-chain 1,3-alkanediols and 3-hydroxyaldehydes in leaf cuticular waxes of Ricinus communis L.
PubMed:
Irritant potential of some constituents from the seeds of Caesalpinia bonducella (L.) fleming.
PubMed:
Quinovic acid glycosides from Mitragyna stipulosa--first examples of natural inhibitors of snake venom phosphodiesterase I.
PubMed:
Phytochemical and pharmacological studies on Sideritis taurica Stephan ex Wild.
PubMed:
Two new triterpene esters from the twigs of Brachylaena ramiflora from the Madagascar rainforest.
PubMed:
Effect of five triterpenoid compounds isolated from leaves of Diospyros kaki on stimulus-induced superoxide generation and tyrosyl phosphorylation in human polymorphonuclear leukocytes.
PubMed:
[Studies on diterpenoids from the roots of Euphorbia ebracteolata].
PubMed:
Triterpenoids from Gentiana scabra.
PubMed:
Two novel long-chain alkanoic acid esters of lupeol from alecrim-propolis.
PubMed:
Principles of root bark of Hippocratea excelsa (Hippocrataceae) with gastroprotective activity.
PubMed:
New ursane-type triterpenic esters from the stem bark of Thevetia peruviana.
PubMed:
Antifungal highly oxygenated guaianolides and other constituents from Ajania fruticulosa.
PubMed:
A bioactive spirolactone iridoid and triterpenoids from Himatanthus sucuuba.
PubMed:
[Chemical constituents of Cichorium intybus L].
PubMed:
Eclalbatin, a triterpene saponin from Eclipta alba.
PubMed:
Molecular cloning and expression in yeast of 2,3-oxidosqualene-triterpenoid cyclases from Arabidopsis thaliana.
PubMed:
Molecular cloning and functional expression of triterpene synthases from pea (Pisum sativum) new alpha-amyrin-producing enzyme is a multifunctional triterpene synthase.
PubMed:
Anti-inflammatory and analgesic activities of the latex containing triterpenes from Himatanthus sucuuba.
PubMed:
Inhibition of serine proteases by anti-inflammatory triterpenoids.
PubMed:
Botanical biocides. 4. Mosquitocidal activity of certain Thymus capitatus constituents.
PubMed:
Unsaponifiable lipid constituents of some underutilized tropical seed oils.
PubMed:
Studies on anti-allergic constituents in the leaves and stems of Anchientia salutaris var. martiana (Violaceae).
PubMed:
Molluscicidal constituents of Marsypianthes chamaedrys.
PubMed:
New guaianolides and xanthine oxidase inhibitory flavonols from ajania fruticulosa
PubMed:
Mono- and sesquiterpenes and antifungal constituents from Artemisia species.
PubMed:
Selective inhibition of eukaryote protein kinases by anti-inflammatory triterpenoids.
PubMed:
Preliminary phytochemical and pharmacological studies of Aleurites moluccana leaves [L.] Willd.
PubMed:
Antibacterial and chemical evaluation of Chromolaena moritziana.
PubMed:
Norditerpenoids and diterpenoids from Salvia multicaulis with antituberculous activity.
PubMed:
Triterpene alcohols from the flowers of compositae and their anti-inflammatory effects.
PubMed:
Acyl secoiridoids and antifungal constituents from Gentiana macrophylla.
PubMed:
An abietane diterpene and two phenolics from Salvia forskahlei.
PubMed:
Antiinflammatory activity of a Ghanaian antiarthritic herbal preparation: III.
PubMed:
Comparative studies of metabolism of 4-desmethyl, 4-monomethyl and 4,4-dimethyl sterols in Manduca sexta.
PubMed:
Antiarthritic mechanisms of amyrin triterpenes.
PubMed:
Terpenoids from Salvia sclarea.
PubMed:
Effect of alpha-amyrin palmitate on adjuvant arthritis.
PubMed:
Antilipoxygenase activity of amyrin triterpenes.
PubMed:
Inhibition of 2,3-oxidosqualene cyclases.
PubMed:
Eudesmanolides and Other Constituents from Artemisia argyi.
PubMed:
[Studies on the chemical constituents of Cynanchum thesioides].
PubMed:
[Chemical constituents of Isodon parvifolia (Batalin) Hara].
PubMed:
The Composition of the Lipid Constituents of Ilex aquifolium L. {Aquifoliaceae) in Relation to the Age of the Leaf. I. The Leaf Wax.
PubMed:
Herbal remedies of the Maritime Indians: sterols and triterpenes of Achillea millefolium L. (Yarrow).
PubMed:
[Oleoresin of Aucoumea klaineana.].
PubMed:
Herbal remedies of the Maritime indians: sterols and triterpenes of Tanacetum vulgare L. (Tansy).
PubMed:
Tumor inhibitors II: constituents and antitumor activity of Sarracenia flava.
PubMed:
Analysis of methylsterol fractions from twenty vegetable oils.
PubMed:
[Production and characteristic constituents of the algae Spirulina platensis and maxima].
PubMed:
[Synthesis of some glycosides of alpha-amyrin (author's transl)].
PubMed:
A new triterpenoid lactone, alpha-amyrin and uvaol from Helichrysum italicum.
PubMed:
[A new natural triterpenic lactone, alpha-amyrin and uvaol from Helichrysum italicum (G. Don)].
PubMed:
The action of triphenylphosphine dibromide on alpha-amyrin and derivatives.
PubMed:
Pentacylic triterpenes ofJurinea anatolic boiss. andJurinea consanguinea DC. Fruit.