Results 91 to 100 of about 7,063 (213)
Zhongyan Tang,1,* Lihua Lu,2,* Zhengxiang Xia3 1Department of Emergency and Critical Care Medicine, Jin Shan Hospital, Fudan University, Shanghai 201508, People’s Republic of China; 2Department of Neonatology, International Peace Maternity and ...
Tang Z, Lu L, Xia Z
doaj
The structure and fragmentation mechanism of metal (Mn(II), Al(III) and Cu(II)) complexes of xanthone glycosides as well as metal coordination sites were investigated by electrospray ionization tandem mass spectrometry.
Sun, Y. G. +6 more
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Preparation and characterization of mangiferin-loaded lipid nanocapsules
Mangiferin (Mgf), a xanthone glucoside of natural origin, is well known to possess different pharmacological actions such as analgesic, antiviral, antidiabetic, anti-inflammatory, hepatoprotective, and antitumor. However, concerning water solubility it
Sara S. Barakat +3 more
doaj
The triplet excited state of xanthone was generated and characterized by laser flash photolysis in acetonitrile (λmax=620 nm; t=1.8 ms) and in ionic liquid 1-butyl-3-methylimidazolium hexafluorophosphate [bmim.PF6] (λmax=620 nm; t=3.0 ms). It reacts with
Ada Ruth Bertoti +1 more
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Xanthones are a class of heterocyclic compounds characterized by a dibenzo-γ-pyrone nucleus. Analysis of their mode of action in cells, namely uncovering alterations in gene expression, is important because these compounds have potential therapeutic ...
A. Pedro Gonçalves +9 more
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Effect of Xanthone and 1-Hydroxy Xanthone on the Dipole Potential of Lipid Membranes
Abstract Xanthone (Xa) and 1-OH Xanthone (1-OHXa) in 1,2-dipalmitoyl-sn-glycero-3-phosphocholine (DPPC) membranes increase the dipole potential. Results with 1,2-di-O-tetradecyl-sn-glycero-3-phosphocholine (Ether PC), lacking carbonyl groups, indicate that the CO dipole of Xa molecule does not contribute to the increase of dipole potential. Molecular
Cejas, Jimena del Pilar +7 more
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Three new xanthone derivatives from an algicolous isolate of Aspergillus wentii [PDF]
Three new xanthone derivatives, yicathin A (1), yicathin B (2), and yicathin C (3), and three known anthraquinone derivatives, alatinone (4), 1,5-dihydroxy-3-methoxy-7-methylanthraquinone (5), and 5-hydroxy-1,3-dimethoxy-7-methylanthraquinone (6), were ...
Zhang, Jing +5 more
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Sarfaraz Alam, Feroz KhanMetabolic and Structural Biology Department, Central Institute of Medicinal and Aromatic Plants, Council of Scientific and Industrial Research, Lucknow, Uttar Pradesh, IndiaAbstract: Due to the high mortality rate in India, the ...
Alam S, Khan F
core
Chemical syntheses of polycyclic xanthone analogues
Polycyclic xanthones are a family of structurally complex natural products with diverse and potent biological activity and thus attract much attention in organic and medicinal communties.
Liang, Han Bin
core
Coumarins, Xanthones and Related Compounds
It has long been known that coumarins (γ-pyrones) and xanthones (α-pyrones) together form a large class of naturally occurring compounds exhibiting a wide range of biological activities.[...]
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