Results 1 to 10 of about 25,496 (284)

Repair Effects of Astragalus Polysaccharides with Different Molecular Weights on Oxidatively Damaged HK-2 Cells

open access: yesScientific Reports, 2019
This study investigated the repair effects of three Astragalus polysaccharides (APSs) with different molecular weights (Mws) on injured human renal proximal tubular epithelial (HK-2) cells to reveal the effect of Mw of polysaccharide on cell repair.
Jin Han   +5 more
doaj   +1 more source

Structural Characterization, Antioxidant Activity, and Biomedical Application of Astragalus Polysaccharide Degradation Products

open access: yesInternational Journal of Polymer Science, 2018
To study the antioxidant capacity of Astragalus polysaccharides (APS) with different molecular weights, we used hydrogen peroxide to degrade original Astragalus polysaccharide (APS0) with an initial molecular weight of 11.03 kDa and obtained three ...
Jian-Min Wang   +2 more
doaj   +1 more source

Inhibition of Urinary Macromolecule Heparin on Aggregation of Nano-COM and Nano-COD Crystals

open access: yesMolecules, 2015
Purpose: This research aims to study the influences of heparin (HP) on the aggregation of nano calcium oxalate monohydrate (COM) and nano calcium oxalate dihydrate (COD) with mean diameter of about 50 nm.
Yan Ou   +5 more
doaj   +1 more source

Biomineralization Kinetics of U(Ⅵ) on Bacillus sp.dwc-2

open access: yesYuanzineng kexue jishu, 2023
The U(Ⅵ) biomineralization on microorganisms will affect the chemical form and migration behavior of uranium in the environment. However, there are few studies on the kinetic behavior and the relevant mechanism of U(Ⅵ) biomineralization in the growth of ...
GUO Yuqi;TU Hong;LI Feize;LAN Tu;YANG Jijun;YANG Yuanyou;LIU Ning;LIAO Jiali
doaj   +1 more source

Concave Urinary Crystallines: Direct Evidence of Calcium Oxalate Crystals Dissolution by Citrate In Vivo

open access: yesBioinorganic Chemistry and Applications, 2013
The changes in urinary crystal properties in patients with calcium oxalate (CaOx) calculi after oral administration of potassium citrate (K3cit) were investigated via atomic force microscopy (AFM), scanning electron microscopy (SEM), X-ray powder ...
Yun-Feng Shang   +3 more
doaj   +1 more source

Coordination Dynamics and Coordination Mechanism of a New Type of Anticoagulant Diethyl Citrate with Ca2+ Ions

open access: yesBioinorganic Chemistry and Applications, 2013
Diethyl citrate (Et2Cit) is a new potential anticoagulant. The coordination dynamics and coordination mechanism of Et2Cit with Ca2+ ions and the effect of pH on the complex were examined.
Jin Han   +5 more
doaj   +1 more source

Biomineralization of calcium carbonate under amino acid carbon dots and its application in bioimaging

open access: yesMaterials & Design, 2022
Biomineralization is a common phenomenon in nature, and organisms can prepare functional materials with multi-level ordered structures through biomineralization.
Zongqi Feng   +6 more
doaj   +1 more source

Effect of Indium Content on the Microstructure, Mechanical Properties and Corrosion Behavior of Titanium Alloys

open access: yesMetals, 2015
Ti-xIn (x = 0, 5, 10, 15 and 20 wt%) alloys were prepared to investigate the effect of indium on the microstructure, mechanical properties, and corrosion behavior of titanium with the aim of understanding the relationship between phase/microstructure and
Mi-Kyung Han   +5 more
doaj   +1 more source

Effects of Surface Structure and Chemical Composition of Binary Ti Alloys on Cell Differentiation

open access: yesMetals, 2016
Binary Ti alloys containing Fe, Mo, V and Zr were micro-arc oxidized and hydrothermally treated to obtain micro- and nano-porous layers. This study aimed to investigate cell differentiation on micro and micro/nanoporous oxide layers of Ti alloys.
Ok-Sung Han   +4 more
doaj   +1 more source

Electrochemical and Mechanical Properties of Cast Ti-V Alloys for Dental Applications

open access: yesInternational Journal of Electrochemical Science, 2016
A series of Ti-xV alloys with a vanadium (V) content ranging from 5 to 20 wt% were fabricated to investigate phase/microstructure, various mechanical, and electrochemical properties.
Kyung Hee Park   +3 more
doaj   +1 more source

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