Abstract:
:Pressafonin A (1) and pressafonin B (2), two new Michelia monoterpenic esters, have been isolated from Michelia compressa (Maxim.) Sargent var. formosana Kanehira (Magnoliaceae), and their structures are determined on the basis of spectroscopic analysis.
journal_name
Nat Prod Resjournal_title
Natural product researchauthors
Cheng MJ,Lo WL,Huang JC,Yeh YT,Hong ZL,Lu YC,Chang MS,Chen CYdoi
10.1080/14786410903281774subject
Has Abstractpub_date
2010-04-01 00:00:00pages
682-6issue
7eissn
1478-6419issn
1478-6427pii
921336495journal_volume
24pub_type
杂志文章abstract::The chemical investigation of whole plants Euphorbia stracheyi Boiss from China led to the isolation of one new ent-kaurane diterpene, ent-Kaurane-16β,17,19-triol-3-one (1), along with three known ent-kaurane diterpenoids (2-4) as ent-Kaurane-3α,16β,17-triol (2),ent-16S,17-dihydroxy-kaurane-3-one (3) and ent-3S,16S,17...
journal_title:Natural product research
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doi:10.1080/14786419.2016.1222385
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abstract::Natural estrogens have demonstrated a wide variety of biological activities, which makes them a good candidate for the treatment of diabetes. In vitro, this study evidenced that isoflavones enhanced insulin secretion and inhibited α-amylase activity. In vivo, the findings indicated that soy isoflavones stimulated insu...
journal_title:Natural product research
pub_type: 杂志文章
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abstract::Due to the increasing emergence of resistance of bacterial pathogens to current antibiotics, we have examined the marine fungi present in sea sediments obtained 200 m offshore to discover new antibacterial compounds active against multidrug-resistant bacteria. One strain, identified as Emericellopsis minima, was isola...
journal_title:Natural product research
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doi:10.1080/14786419.2017.1344655
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abstract::A new oligostilbenoid, diptoindonesin C, has been isolated from the tree bark of Shorea pinanga Scheff., along with the two known oligostilbenoids gnetin H and hopeaphenol, and a known coumarin scopoletin. The new oligostilbenoid was moderately active against brine shrimps Artemia salina. ...
journal_title:Natural product research
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doi:10.1080/14786410600761235
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abstract::Teucrium marum and T. subspinosum have been extracted with different polarity solvents, each crude extract was analysed with (1)H-NMR to compare the overall metabolic component. The polar extracts showed antioxidant activity in vitro. Verbascoside and arabinosyl-verbascoside were isolated and identified. Their concent...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786410701571384
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abstract::A new 24-membered macrolide, 5'-epi-SPA-6952A (1), was isolated from the cultured broth of Streptomyces diastatochromogenes. The structure was elucidated by means of spectroscopic methods and comparing with literature data of the known 24-membered macrolide SPA-6952A. Compound 1 was found to show significant insectici...
journal_title:Natural product research
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doi:10.1080/14786419.2017.1405401
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abstract::The stem bark of Cussonia bancoensis is used traditionally for the treatment of different types of infection and pain. A bioassay guided fractionation of the methanol stem bark extract led to the isolation of five pentacyclic triterpenes and glycosides identified based on spectroscopic data as 23-hydroxyursolic acid (...
journal_title:Natural product research
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doi:10.1080/14786419.2018.1503262
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abstract::Six sesquiterpenoids and four lignans (1-10) were isolated from the n-BuOH extract of the rhizomes of Atractylodes lancea. Among them, the new sesquiterpenoid glycoside named (4 R, 5S, 7R)-hinesolone-11-O-β-ᴅ-glucopyranoside (1), along with three known compounds (2-4) were first obtained from this genus. All the isola...
journal_title:Natural product research
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doi:10.1080/14786419.2018.1553170
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abstract::Oil content in sweet and bitter fennels was obtained 12.22% and 14.41%, respectively. The C(18:1 c6), C(18:2), C(18:1 c9) and C(16:0) acids corresponding to approximately 97% of total oil was recorded as principal fatty acids. The ratios of essential oil from sweet and bitter fennels were found similar (average 3.00%)...
journal_title:Natural product research
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doi:10.1080/14786410801980675
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abstract::The antioxidant, nitric oxide (NO) scavenging and malondialdehyde (MDA) scavenging activities of different Zataria multiflora (ZM) chemotype essential oils (EOs) were investigated. The main components are: ZM1 (carvacrol, p-cymene), ZM2 (carvacrol, p-cymene), ZM3 (carvacrol, p-cymene), ZM4 (linalool), ZM5 (carvacrol, ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2011.631136
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abstract::This paper aims to investigate, for the first time, physicochemical characteristics and antioxidant capacity of Psidium myrtoides ripe and unripe fruit. In addition, essential oil was extracted from fresh leaves (PM-EO) collected in dry and rainy seasons to investigate the influence of seasonality and, after that, to ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1844689
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abstract::Two new compounds, myrubol (1) and 3-oxo-11α-hydroxyfriedelane (2), were isolated from the roots of Myrica rubra along with eight known compounds (3-10). Their structures were determined through (1)H-NMR and (13)C-NMR spectral data, including 2-D experiments (HMBC, HMQC, (1)H-(1)H COSY and NOESY) and high-resolution m...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2010.516749
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abstract::Cedronella canariensis is a lemon-scented species of the family Lamiaceae endemic to the Canary Islands where it is used in the traditional medicine to prepare infusions or inhalations for anti-catarrhal, tonic, diuretic, hypoglycaemiant, hypotensive, anti-inflammatory and decongestant of the respiratory tract. In thi...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2014.994213
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abstract::New sesquiterpene glycoside, cyclodipeptide and piperidine derivative were isolated from Streptomyces sp. YIM 63342. On the basis of spectral data, their structures were determined as 3R, 5R, 6S, 7E, 9R-megastigman-7-en-3,5,6,9-tetrol-9-O-β-D-apiofuranosyl-(1→ 2)-β-D-glucopyranoside (1), cyclo (L-Pro-L-OMet) (2) and (...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2012.718776
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abstract::The aerial parts of Baccharis dracunculifolia (BdE) is used in the Brazilian folk medicine to treat inflammatory conditions. Here we examined the ability of free and liposomal BdE to modulate reactive oxygen species generation in human neutrophils in vitro and zymosan-induced acute joint inflammation in Wistar rats. W...
journal_title:Natural product research
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abstract::A new indole diterpene, named penicindopene A (1), together with seven known compounds (2 - 8), was isolated from the deep-sea fungus Penicillium sp. YPCMAC1. The structure of penicindopene A was elucidated by extensive spectroscopic analyses (1 D and 2 D NMR, and HRESIMS data), in addition to the ECD calculations for...
journal_title:Natural product research
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doi:10.1080/14786419.2018.1514402
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abstract::Investigation on the leaves of Melicope bonwickii (F.Muell.) T.Hartley (Rutaceae) afforded a new 7-(2'-hydroxy-3'-chloroprenyloxy)-4-methoxyfuroquinoline (1) together with the known 7-(2',3'-epoxyprenyloxy)-4-methoxyfuroquinoline (2), evellerine (3) kokusaginine (4) and an amide aurantiamide acetate (5). Compounds 1 a...
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abstract::Salvia apiana (white sage, Lamiaceae family) plant is native to southern California and parts of Mexico. Some Native American tribes local to this region consider S. apiana to be sacred and burn the leaves as incense for purification ceremonies. The plant has been used to treat sore throats, coughs, chest colds, upper...
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abstract::A new 5-O-beta-D-glucopyranosyl-4-(4-hydroxyphenyl)-7-methoxy-2H-chromen-2-one (1), together with four known compounds, one coumarin, 5-O-beta-D-galactopyranosyl-4-(4-hydroxyphenyl)-7-methoxy-2H-chromen-2-one (2) and three cucurbitacins, 23,24-dihydrocucurbitacin F (3), 23,24-dihydro-25-acetylcucurbitacin F (4) and 2-...
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abstract::Cumin (Cuminum cyminum) is an annual plant from Apiaceae family that is cultivated in Iran as landraces. The most important chemical composition of the cumin essential oil was cuminaldehyde. In this research, the effect of different landraces and growth regulators was evaluated on callus induction, and best callus was...
journal_title:Natural product research
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abstract::The present study was designed to evaluate the herbicidal activity of Datura metel against the noxious weed parthenium (Parthenium hysterophorus L.). In a laboratory bioassay, the effect of aqueous, methanol and n-hexane shoot and root extracts of 5, 10, 15 and 20% w/v (on a fresh weight basis) concentration of D. met...
journal_title:Natural product research
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abstract::Timosaponin AIII (TAIII) exhibits extensive pharmacological activities and has been reported as a potent antitumour agent for various human cancers. In the present study, a potential industrial process for producing TAIII that involves biotransformation directly in the crude extract liquid of rhizoma anemarrhenae (RA)...
journal_title:Natural product research
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abstract::Spinacia oleracea L. (Spinach) is a leafy vegetable which is considered to have a high nutritional value. Flavonoids in spinach were reported to act as antimutagenic property. Rapid detection of these flavonoids in Spinach was achieved by using HPLC-ESI-QTOF-MS/MS. Thirty six compounds were tentatively identified base...
journal_title:Natural product research
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abstract::Phytochemical investigation of Gymnocarpos decandrus roots lead to the isolation, characterization and evaluation of four compounds: the bis-coumarin daphnoretin, two biflavonoids: wikstrol A and wikstol B in addition to β-sitosterol glucoside. Their structures were established via spectroscopic data. The crude root e...
journal_title:Natural product research
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abstract::A new eremophilane sesquiterpene was isolated from the roots of Senecio nemorensis. Its structure was established as 10alpha-hydroxy-6beta-propionyloxy-1-oxoeremophila-7(11),8-dieno-12,8-lactone on the basis of spectral analysis. ...
journal_title:Natural product research
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abstract::The present study was undertaken to investigate the antiproliferative action of isolated M1 (6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid) from Mucuna pruriens seeds using human hepatic carcinoma cell line (Huh-7 cells). Initially, docking studies was performed to find out the binding affinities of M...
journal_title:Natural product research
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doi:10.1080/14786419.2015.1020489
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abstract::Cochliomycin G (1), a new 14-membered resorcylic acid lactone, together with six known analogues (2-7), was isolated from the culture broth of a marine-derived fungus Cochliobolus lunatus. The planar structure of 1 was established by extensive NMR spectroscopy, and the absolute configuration was elucidated by the comb...
journal_title:Natural product research
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abstract::Fructose feeding induces a rise in blood pressure in normal rats that is associated with insulin resistance, hyperinsulinemia, hyperglycaemia, hypercholesterolaemia and hypertriglyceridaemia. We have examined the effect of chronic administration of A-HRS (100 and 300 mg kg⁻¹; p.o.) isolated from Hibiscus rosa sinensis...
journal_title:Natural product research
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doi:10.1080/14786419.2010.534473
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