نتایج جستجو برای: inclusion complex

تعداد نتایج: 901261  

2011
A. FIFERE M. SPULBER N. MARANGOCI N. FIFERE M. PINTEALA V. HARABAGIU B. C. SIMIONESCU

The synthesis of the β-cyclodextrin-5-flucytosine inclusion complex in aqueous media has been recently reported, the characterization of the complex proving the complete inclusion of the 5-flucytosine molecule into the β-cyclodextrin cavity. Still, the type of interactions that stabilize the supramolecule and the structure of the complex have been poorly described. The present paper focuses on ...

Journal: :Molecules 2015
Sergey Shityakov István Puskás Katalin Pápai Ellaine Salvador Norbert Roewer Carola Förster Jens-Albert Broscheit

The objective of the present investigation was to study the ability of sulfobutylether-β-cyclodextrin (SBEβCD) to form an inclusion complex with sevoflurane (SEV), a volatile anesthetic with poor water solubility. The inclusion complex was prepared, characterized and its cellular toxicity and blood-brain barrier (BBB) permeation potential of the formulated SEV have also been examined for the pu...

2013
James A. Nathan Valentina Spinnenhirn Gunter Schmidtke Michael Basler Marcus Groettrup Alfred L. Goldberg

Immunoproteasomes are alternative forms of proteasomes that have an enhanced ability to generate antigenic peptides. Recently, Seifert and colleagues reported surprising observations concerning the functions of immunoproteasomes and cellular responses to interferon-γ: (1) that immunoproteasomes degrade ubiquitinated proteins faster than the constitutive proteasomes, (2) that polyubiquitin conju...

Natvarlal Patel Vipul Patel,

      Glipizide has been found to form inclusion complexes with β-cyclodextrin (β-CD) in solution and in solid state. The present study was undertaken to determine a suitable method for scaling up glipizide-β-CD inclusion complex formation and to evaluate the effect of some parameters on the efficiency of complexation. The solid inclusion complexes of glipizide and β-CD were prepared at a molar...

2015
Slavica B. Ilić Sandra S. Konstantinović Gordana Gojgić-Cvijović Dragiša S. Savić Vlada B. Veljković

A media consisting of isatin-Schiff bases and its inclusion complexes with β-cyclodextrine was developed to maximize the production of antibiotics Hexaene H-85 and azalomycine B by Streptomyces hygroscopicus CH-7. The media with β-cyclodextrine inclusion complex of isatin-3-thiosemicarbazone resulted in the maximum antibiotics concentration of 493 μg/cm for Hexaene H-85 and 191 μg/cm for azalom...

2014
Yancheng Guo Yuzhen Chen Hanjun Ma

Purpose: To study the inclusion mechanism and heat stability of the complex formed between 4'hydroxychalcone and hydroxypropyl-β-cyclodextrin (HP-β-CD) Methods: The inclusion mechanism of the complex of 4'-hydroxychalcone and HP-β-CD was investigated by phase solubility method. The physicochemical properties of the complex were evaluated by Fourier transform infrared spectroscopy (FT-IR) and x-...

2011
Bao-qiu Li Na Li Shu-juan Wang Ji-you Gao Shi-hong Fang

Aims: Oridonin is a new anti-tumor drug candidate with promising broad spectrum antitumor activity. The aim of the present study is to investigate the singleand repeated-dose pharmacokinetics of injectable beta-cyclodextrin-oridonin inclusion complexin rats. Materials and methods: Rats were given singleor multiple-dose (7 days) of injectable beta-cyclodextrin-oridonin inclusion complex (single-...

2014
Luckhana Lawtrakul Krit Inthajak

Molecular docking and quantum chemistry calculations were used to establish the molecular model of β-cyclodextrin inclusion complex with five major compounds found in Thai sweet basil (Ocimum basilicum) essential oils, which includes linalool, eugenol, methyl eugenol, estragole, and eucalyptol. The electronic structures and the binding energies of 1:1 inclusion complexes of host:guest ratio for...

2018
Santosh Kumar Upadhyay Syed Mashhood Ali

BACKGROUND Flunarizine dihydrochloride (FLN) is used in the prophylactic treatment of migraine, vertigo, occlusive peripheral vascular disease and epilepsy. Cyclodextrins (CDs) are chiral, truncated cone shaped macrocycles known for their inner hydrophobic and outer hydrophilic site. They form complexes with hydrophobic drug molecules and enhance the solubility and bioavailability of such compo...

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