Results 111 to 120 of about 52,286 (257)

Capillary Electrophoretic Behaviors of Pharmacologically Active Xanthones from Securidaca inappendiculata with  -Cyclodextrin as a Buffer Additive [PDF]

, 2003
Tao Bo, Yan Huang, Xinyi Yang, Kepiao Li, Hongbo Liu, Lai Xu   +5 more
openalex   +1 more source

Sifat Antioksidan Bubuk Kulit Buah Manggis (Garcinia Mangostana L.) Instan dan Aplikasinya untuk Minuman Fungsional [PDF]

, 2012
Kulit buah manggis (KBM) merupakan bagian terbesar dari buah manggis (Garcinia mangostana L.) yang dikategorikan sebagai limbah. Studi fitokimia menunjukkan bahwa senyawa antioksidan dalam KBM, terutama xanthone, antosianin dan kelompok senyawa ...
Permana, A. W. (Asep), Prabawati, S. (Sulusi), Setyabudi, D. A. (Dondy), Widayanti, S. M. (Siti)   +3 more
core  

Optimization of Swertiamarin and Isogentisin Extraction from Gentiana lutea L. Leaves by Response Surface Methodology

Plants
Leaves of Gentiana lutea L., traditionally used for treating heart disorders, represent a sustainable and underutilized source of bitter secoiridoids and xanthones, also found in Gentianae radix—an official herbal drug derived from the same, protected ...
Katarina Šavikin, Miloš S. Jovanović, Gordana Zdunić, Jelena Živković, Dušanka Kitić, Dubravka Bigović, Teodora Janković   +6 more
doaj   +1 more source

DI-XANTHONES. PART I. CHROMONO-2' : 3'-2 : 3-XANTHONE

, 1957
2 : 5-Diphenoxytereplithalic acid, prepared by condensing 2 : 5-dibromoterephthalic acid with sodium phenoxide, using excess of phenol as a solvent or a diluent, in presence of capper powder, has been cyclised by two different methods to yield chromono-2' : 3-2: 3-xanthone.
TARA SINGH, S. N. BEDI
openaire   +1 more source

Synthesis and antioxidant activity of new xanthone-type compounds [PDF]

, 2012
3rd Portuguese Meeting on Medicinal Chemistry and 1st Portuguese-Spanish-Brazilian Meeting on Medicinal Chemistry, Aveiro, 28-30 Novembro 2012.Owing to our continuing interest in the synthesis of novel oxygen heterocycles we have recently developed a ...
Cavaleiro, José A. S., Leal, Stephanie B., Pinto, Diana C. G. A., Seca, Ana M. L., Silva, Artur M. S.   +4 more
core  

Caged Polyprenylated Xanthones in Garcinia hanburyi and the Biological Activities of Them

, 2023
Rui-Xi He, Buyun Jia, Daiyin Peng, Weidong Chen   +3 more
openalex   +2 more sources

Hair growth and hair tanning activities of mangosteen pericarp water extract on hair dermal papilla cells [PDF]

, 2016
Hair graying represents the most common phenomena of human, and the number of men and women who suffer hair loss is increasing in accordance with changes in lifestyle and nutritional balance. Thus, it is important to develop new therapies to enhance hair
Tan, Ying Fang
core  

New Acridone- and (Thio)Xanthone-Derived 1,1-Donor–Acceptor-Substituted Alkenes: pH-Dependent Fluorescence and Unusual Photooxygenation Properties [PDF]

, 2021
Tim Lippold, Jörg‐M. Neudörfl, Axel G. Griesbeck   +2 more
openalex   +1 more source

Anti-Inflammatory Effect of Xanthones from Hypericum beanii on Macrophage RAW 264.7 Cells through Reduced NO Production and TNF-α, IL-1β, IL-6, and COX-2 Expression

Molecules
Hypericum beanii N. Robson, a perennial upright herb, predominantly inhabits temperate regions. This species has been utilized for the treatment of various inflammation-related diseases. One new xanthone 3,7-dihydroxy-1,6-dimethoxyxanthone (1) and twenty-
Wei Ma, Fu-Cai Ren, Xue-Ru Wang, Ning Li
doaj   +1 more source

Xanthones and Cancer

, 2020
Xanthones are a class of heterocyclic natural products that have been widely studied for their pharmacological potential. In fact, they have been serving as scaffolds for the design of derivatives focusing on drug development. One of the main study targets of xanthones is their anticancer activity. Several compounds belonging to this class have already
Klein-Júnior, Luiz C, Campos, Adriana, Niero, Rivaldo, Corrêa, Rogério, Yvan, Vander Heyden, Filho, Valdir Cechinel   +5 more
openaire   +1 more source