Abstract:
:Specimens of the cosmopolitan sea hare Aplysia parvula, collected in the Tsistsikamma National Park on the south-east coast of South Africa yielded the new dibromo-C15-acetogenin, (3Z)-bromofucin (1). Standard spectroscopic methods were used to establish the structure of this compound.
journal_name
Nat Prod Resjournal_title
Natural product researchauthors
McPhail KL,Davies-Coleman MTdoi
10.1080/14786410412331271960keywords:
subject
Has Abstractpub_date
2005-07-01 00:00:00pages
449-52issue
5eissn
1478-6419issn
1478-6427journal_volume
19pub_type
杂志文章abstract::Two new fatty acid esters of triterpenoids (1-2) together with eleven known compounds (3-13) were obtained after investigation of the CH2Cl2-MeOH (1:1) crude extract from the leaves of Schefflera barteri Harms. All these compounds (1-13) were isolated for the first time from this plant among which compounds 3, 4, 6 an...
journal_title:Natural product research
pub_type: 杂志文章
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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
pub_type: 杂志文章
doi:10.1080/14786419.2017.1405401
更新日期:2019-03-01 00:00:00
abstract::A new 1,4-phenanthraquinone was isolated from the roots of Menispermum dauricum. The structure was elucidated as 7-hydroxy-3,6-dimethoxy-1,4-phenanthraquinone on the basis of spectral evidence. ...
journal_title:Natural product research
pub_type: 杂志文章
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abstract::Camptothecin (CPT), the derivatives of which are used clinically for the treatment of metastatic colon cancer, is isolated from intact plants that can be subjected to environmental fluctuations. In vitro cultures may be an alternate and continuous source for year-round production of CPT. Since CPT production by undiff...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2011.559469
更新日期:2011-10-01 00:00:00
abstract::Phytochemical investigation of Eucommia ulmoides Oliver staminate flowers provided twenty-seven compounds, including 11 triterpenes (1-11), 4 fatty acids (12-15), 1 coumarin (16), 1 chromone (17), 7 flavonoids (18-24) and 3 cyclopeptide alkaloids (25-27). Compounds 4-6, 8-9, 11-15, 17 and 25-27 were reported for the f...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1858411
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abstract::This study is part of a wider investigation aimed to sustain the economical value of the by-products generated by the Citrus industry. In particular, the protected geographic indication (PGI) red orange of sicily (known as blood orange) has been analysed by HPLC and by the enzymatic AOAC method. All the by-products co...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2019.1696329
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abstract::From the fruiting body of ectomycorrhizal fungi Cortinarius xiphidipus, sterols were identified from the crude extract and the cytotoxic effect of ergosta-4, 6, 8(14), 22-tetraen-3-one (ergone) was evaluated. Ten sterols including ergosta-3,5,7,9(11),22-pentaene, (22E)-ergosta-5,7,9(11),22-tetraen-3b-ol, (3β,22E)-ergo...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2016.1185717
更新日期:2017-02-01 00:00:00
abstract::From the leaves of Mallotus apelta two new benzopyran compounds (1,2) were obtained and their structures were determined using spectroscopic methods. ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/1057563031000072569
更新日期:2003-10-01 00:00:00
abstract::One new limonoid, named siamensinolide (1), together with two known limonoids (2 and 3) and eight carbazole alkaloids (4-11) were isolated from the twigs of Chalcas siamensis Tanaka. Their structures were elucidated by spectroscopic methods, mainly 1D and 2D NMR spectroscopy. O-methylclausenolide (2) displayed strong ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1768084
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abstract::A new phenylpropanoid allopyranoside (1) and a new indolinone alkaloid (2) were isolated from the rhizomes of Actaea dahurica (syn. Cimicifuga dahurica). The structures of those two compounds were deduced as cimicifugaside F (1) and 3E,11E-(3-methyl-2-butenylidene acid)-2-indolinone-1-O-β-d-glucopyranoside (2) by deta...
journal_title:Natural product research
pub_type: 杂志文章
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abstract::Three Ballota species, Ballota undulata, Ballota saxatilis and Ballota nigra ssp. foetida, were investigated for their cytotoxicity against two human cancer cells, hepatoma HepG2 cell line and breast cancer MCF-7 cell line, and for their antioxidant activity. The chemical composition of essential oils was studied by G...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2016.1185722
更新日期:2017-02-01 00:00:00
abstract::Two triterpenes (14S,17S,20S,24R)-25-hydroxy-14,17-cyclo-20,24-epoxy-malabarican-3-one (CEM, 1a) and (14S,17S,20S,24R)-20,24,25-trihydroxy-14,17-cyclomalabarican-3-one (CM, 2a) with a cyclobutane ring were reported, which have the same NMR data as ocotillone (1b) and gardaubryone C (2b), respectively. An incorrect str...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1777122
更新日期:2020-06-11 00:00:00
abstract::Oxygen radical absorbance capacity (ORAC) is a widely used hydrogen atom transfer-based method which measures the antioxidant capacity of natural products. ORAC values of oleaster (Elaeagnus angustifolia L.), which was extracted with ethanol/acetone (7:3, v/v), ethanol/water (1:1, v/v) and methanol/water (1:1, v/v) in...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2014.913243
更新日期:2014-01-01 00:00:00
abstract::The Nigerian and South African varieties of Siphonochilus aethiopicus were examined for their phytochemical constituents. The ethyl acetate extract of the rhizomes of the South African variety yielded a novel diarylheptanoid, 2,3-diacetoxy-7-(3'',4''-dihydroxy-5''-methoxyphenyl)-1-(4'-hydroxy-3'-methoxyphenyl)-5-hepte...
journal_title:Natural product research
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doi:10.1080/14786419.2020.1799358
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abstract::Machaerium, in the family Fabaceae, predominantly is a genus of a Neotropical distribution of trees, shrubs, and lianas occurring from southern Mexico to Brazil and northern Argentina and as far as South America. Several Machaerium species are widely used in traditional medicine and are considered to have multiple med...
journal_title:Natural product research
pub_type: 杂志文章,评审
doi:10.1080/14786419.2014.1003062
更新日期:2015-01-01 00:00:00
abstract::The antimicrobial activities of plant extracts have formed the basis of many alternative medicines. In this context, the genus Schinus L. (Anacardiaceae), exhibits many traditional uses in medicine. However, a few studies on the antimicrobial properties of Schinus areira essential oils were conducted. The essential oi...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2019.1675065
更新日期:2019-10-12 00:00:00
abstract::One new xanthone, chryxanthone C (1), together with four known analogues (2-5), were isolated from the cultures of Paecilamyces sp. TE-540, an endophytic fungus obtained from the leaves of Nicotiana tabacum L. The structure of 1 was elucidated by comprehensive spectral analysis including HRESIMS and 1D/2D NMR, which w...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1828410
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abstract::Two new eremophilanolides, sibiriolides A (1) and B (2), were isolated from the aerial parts of Xanthium sibiricum. The structures of the new compounds were identified as 4S,5R,7R,8R, 11R-2-oxo-1(10)-eremophilen-12,8-olide (1) and 4S,5R,7R,8R,11S-2-oxo-1(10)-eremophilen-12,8-olide (2) by HREIMS and NMR spectroscopic t...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786410600906780
更新日期:2006-11-01 00:00:00
abstract::The cholesteryl ester transfer protein (CETP), inhibition of which assists in maintaining a high level of high-density lipoprotein cholesterol in the blood, is a target for anti-atherosclerosis treatments. Orange monascus pigment was produced by a Monascus species in a 5 L jar fermenter and various derivative compound...
journal_title:Natural product research
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doi:10.1080/14786419.2014.905561
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abstract::Flavonoids have always attracted much attention due to their reversal activity on multidrug resistance (MDR). Eight flavonoids isolated from traditional Chinese medicine Sophora alopecuroides L. were applied to test their effect on MDR associated protein 1 (MRP1) through the established predicting assay. Three flavono...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2014.930856
更新日期:2014-01-01 00:00:00
abstract::The use of natural products as a diet supplement is increasing worldwide but sometimes is not followed by adequate sanitary controls and analyses. Twenty samples of pills and capsules of lyophilised cyanobacteria (blue-green algae), commercialised in Italy as dietary supplements, were found positive at the Vibrio fisc...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786410500410859
更新日期:2006-07-20 00:00:00
abstract::Fruits of different Sorbus L. species have been traditionally used in food production and in the treatment of various ailments. Besides common antioxidant active phytochemicals such as ascorbic acid, tocopherols and carotenoids, fruits are rich in phenolic compounds that are of particular interest. In this study, prof...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2014.895727
更新日期:2014-01-01 00:00:00
abstract::Accumulating evidences have shown the beneficial effects of natural products for Alzheimer's disease (AD) treatment. The present study was designed to investigate the neuroprotective effects of secondary metabolites of Galactomyces geotrichum (SMGG) on D-galactose induced AD mice. SMGG was extracted and its toxicologi...
journal_title:Natural product research
pub_type: 杂志文章
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abstract::In this study, the effects of Benzoinum and Styrax on Escherichia coli (E. coli) growth were investigated by microcalorimetry. Using a TAM Air Isothermal Calorimeter, ampoule method, the power-time curves of E. coli growth at 37°C affected by Benzoinum and Styrax were measured. By analysing some quantitative thermokin...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2010.533670
更新日期:2011-02-01 00:00:00
abstract::Two diketopiperazines were isolated from a culture of the marine-derived actinomycete Streptomyces sp. ZZ446. Their structures were elucidated as maculosin (1) and maculosin-O-α-L-rhamnopyranoside (2) based on their NMR and HRESIMS data, specific rotation, and chemical degradation. Maculosin-O-α-L-rhamnopyranoside (2)...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2018.1544978
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abstract::Chemical investigation of the fungus Xylariaceae sp. DPZ-SY43 has led to the isolation of a new compound, xylaolide A (1) together with three known compounds (2-4). The structures were established by analysing the spectroscopic data. Compound 1 was evaluated for its cytotoxicity. ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2014.901318
更新日期:2014-01-01 00:00:00
abstract::The monoterpenoid fractions of three endemic Galium ssp. (Rubiaceae) from Sardinia Island were examined and compared with the iridoidic pattern yet known in Galium species. This comparison evidenced theirs endemic characters. In particular, in G.corsicum and in G. glaucophyllum loganic acid was isolated and identified...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786410701614135
更新日期:2008-05-10 00:00:00
abstract::Oleiferoside B is a triterpenoid monomer compound, mainly isolated from roots of Camellia oleifera Abel, the underlying mechanism of its antitumour is not clear. In the present study, oleiferoside B potently inhibited SMMC-7721 and MCF-7 cells proliferation and cause cells apoptosis. In addition, it activated an autop...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2020.1739039
更新日期:2020-03-18 00:00:00
abstract::Among phenolic compounds, Agave americana L. extract contained puerarin (38.4%) and p-coumaric acid (12.29%) (pCa). From the Lineweaver-Burk plots, pCa and puerarin demonstrated a competitive and a non competitive inhibitions towards human α-amylase activity, respectively. PCa exhibited a higher human inhibitory activ...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2017.1408094
更新日期:2019-03-01 00:00:00
abstract::Acetylcholinesterase (AChE) inhibitors have been used for the symptomatic treatment of Alzheimer's disease. Eleven whole plants from Panama belonging to the Lycopodiaceae family have been screened for their anticholinesterase inhibitory and antioxidant activities by a thin-layer chromatography (TLC) bioautography meth...
journal_title:Natural product research
pub_type: 杂志文章
doi:10.1080/14786419.2012.701217
更新日期:2013-03-01 00:00:00