mahonia bealei/bactericida

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Endophytic Diaporthe sp. LG23 Produces a Potent Antibacterial Tetracyclic Triterpenoid.

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A new lanostanoid, 19-nor-lanosta-5(10),6,8,24-tetraene-1α,3β,12β,22S-tetraol (1), characterized by the presence of an aromatic B ring and hydroxylated at C-1, C-3, C-12, and C-22, was isolated from an endophytic fungus, Diaporthe sp. LG23, inhabiting leaves of the Chinese medicinal plant Mahonia

Induced production of steroids by co-cultivation of two endophytes from Mahonia fortunei.

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A new ergosterol derivative, 23R-hydroxy-(20Z,24R)-ergosta-4,6,8(14),20(22)-tetraen-3-one (1), and a biosynthetically related known compound, (22E,24R)-ergosta-4,6,8(14),22-tetraen-3-one (2), were isolated from the co-culture between endophytic fungus Pleosporales sp. F46 and endophytic bacterium

Fupyrones A and B, two new α-pyrones from an endophytic fungus, Fusarium sp. F20.

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Two new α-pyrones, fupyrones A and B (1 and 2) and a biosynthetically related known α-pyrone, 4-methyl-5,6-dihydro-2H-pyran-2-one (3), were isolated from an endophytic fungus, Fusarium sp. F20, harbored in the stems of the Chinese medicinal plant Mahonia fortunei. Their structures were determined on

The in vitro and in vivo apoptotic effects of Mahonia oiwakensis on human lung cancer cells.

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Both the root and stem bark of Mahonia species were popular folk medicines. The plant has several proven biological activities including anti-bacterial, anti-fungal, and anti-inflammatory effects. However, Mahonia has not been studied for its anticancer effects. In the present study, we made

Metabolites identification of berberine in rats using ultra-high performance liquid chromatography/quadrupole time-of-flight mass spectrometry.

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Berberine (BBR), the principle component for many medicinal plants such as Coptis chinensis Franch., Phellodendron chinense Schneid., and Mahonia bealei (Fort.) Carr., possesses diverse pharmacological activities, including anti-bacterial, anti-inflammatory, antitumor, hypolipidemic and antidiabetic

Oxygen activation by photoexcited protoberberinium alkaloids from Mahonia aquifolium.

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Protoberberinium salts, i.e. berberine (I), palmatine (II) and jatrorrhizine (III) prepared from Mahonia aquifolium (Pursh) Nutt. belong to isoquinoline alkaloids possessing interesting biological activity (e.g. antibacterial, antimalarial, antitumor). The characteristic UV/Vis absorption band

Antimicrobial activity of Mahonia aquifolium and two of its alkaloids against oral bacteria.

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Extracts or alkaloids isolated from Mahonia aquifolium exhibit antimicrobial activity against Gram-positive and Gram-negative bacteria, fungi, and protozoa. In this study the bacteriostatic and bacteriocidal activities of a M. aquifolium extract and two of its major alkaloids, berberine chloride and

Antimicrobial activity of Mahonia aquifolium crude extract and its major isolated alkaloids.

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The crude extract of Mahonia aquifolium (Pursh) Nutt. stem bark and its two main protoberberine alkaloids, berberine and jatrorrhizine, were tested for their in vitro antimicrobial activity. Twenty strains of coagulase-negative staphylococci and 20 strains of Propionibacterium acnes isolated from

Antimicrobial activity of four species of Berberidaceae.

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Ethanolic extracts of the stems and leaves of Nandina domestica, Mahonia fortunei, Mahonia bealei and Berberis thunbergii were tested for their antibacterial and antifungal activity. Most of the extracts have been proved to be active against Gram(+) bacteria.

Isolation and characterization of antimicrobial compounds in plant extracts against multidrug-resistant Acinetobacter baumannii.

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The number of fully active antibiotic options that treat nosocomial infections due to multidrug-resistant Acinetobacter baumannii (A. baumannii) is extremely limited. Magnolia officinalis, Mahonia bealei, Rabdosia rubescens, Rosa rugosa, Rubus chingii, Scutellaria baicalensis, and Terminalia chebula

Chamiside A, a Cytochalasan with a Tricyclic Core Skeleton from the Endophytic Fungus Chaetomium nigricolor F5.

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Chamiside A (1), a novel cytochalasan with a new 6/6/5-fused tricyclic core skeleton, was isolated from an endophytic fungus, Chaetomium nigricolor F5, harbored in the medicinal plant Mahonia fortunei. Its structure was unambiguously determined by extensive spectroscopic analyses, measurement of

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