paris polyphylla/baktericider

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[Analysis of chemical components of volatile oil from Paris polyphylla and their antibacterial activities].

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OBJECTIVE To analyze the chemical components of volatile oil from Paris polyphylla by GC-MS, and to investigate their antimicrobial activities. METHODS The chemical compositions of essential oil, which from Paris polyphylla obtained by supercritical carbon dioxide, were analyzed by GC-MS, and their

Antimicrobial metabolites from the endophytic fungus Pichia guilliermondii isolated from Paris polyphylla var. yunnanensis.

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Three steroids and one nordammarane triterpenoid were isolated for the first time from the endophytic fungus Pichia guilliermondii Ppf9 derived from the medicinal plant Paris polyphylla var. yunnanensis. By means of physicochemical and spectrometric analysis, they were identified as

Antibacterial, Antifungal, Antiviral, and Anthelmintic Activities of Medicinal Plants of Nepal Selected Based on Ethnobotanical Evidence.

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Infections by microbes (viruses, bacteria, and fungi) and parasites can cause serious diseases in both humans and animals. Heavy use of antimicrobials has created selective pressure and caused resistance to currently available antibiotics, hence the need for finding new and better

Structural characterization and discrimination of the Paris polyphylla var. yunnanensis by a molecular networking strategy coupled with ultra-high-performance liquid chromatography with quadrupole time-of-flight mass spectrometry.

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Paris polyphylla var. yunnanensis (Franch) Hand Mazz (PPY) is a traditional Chinese medicine (TCM) with antitumor, antibacterial, hemostatic, and anthelmintic activities. Identification of chemical constituents from PPY is helpful to discover the potential active ingredients and can be

Repeated evolution of cytochrome P450-mediated spiroketal steroid biosynthesis in plants.

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Diosgenin is a spiroketal steroidal natural product extracted from plants and used as the single most important precursor for the world steroid hormone industry. The sporadic occurrences of diosgenin in distantly related plants imply possible independent biosynthetic origins. The characteristic

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