Results 81 to 90 of about 66,057 (350)

Application of a novel method for soil aggregate stability measurement by laser granulometry with sonication [PDF]

open access: yes, 2013
Aggregate stability is an important physical indicator of soil quality, and so methods are required to measure it rapidly and cost-effectively so that sufficient data can be collected to detect change with adequate statistical power. The standard methods
Lark, R.M., Rawlins, B.G., Wragg, J.
core   +2 more sources

STUDY OF CALCIUM OXALATE NANOCRYSTALLINE STRUCTURES AND KINETICS OF CALCIUM OXALATE DEPOSITION

open access: yesPhysical and Chemical Aspects of the Study of Clusters, Nanostructures and Nanomaterials, 2022
Оксалаты кальция, представленные уэвеллитом CaCO·2HO и уэдделлитом CaCO·2HO(наиболее стабильные формы), являются основными компонентами камней мочеполовой системы, а также входят в состав зубных, желчных камней, и других минеральных отложений.
openaire   +2 more sources

An in vitro screening potential traditional medicinal plants for nephrolithiasis

open access: yesClinical Phytoscience, 2020
Background Today, the attention of researchers has been drawn to the use of medicinal plant for the treatment of kidney stones. The aim of this study was to investigate the effect of five plants used in traditional medicine on the dissolution of calcium ...
Majid Shirani   +5 more
doaj   +1 more source

IN VITRO STUDIES ON CALCIUM OXALATE CRYSTAL GROWTH INHIBITION OF STROBILANTHES CRISPUS EXTRACTS

open access: yesJurnal Riset Kimia, 2015
Strobilanthes crispus L. (Acanthaceae) has been used locally in traditional medicine for kidney stone and related diseases. These plant extracts have the ability to inhibit the calcium oxalate crystal growth, where the ability of water extract is higher ...
Afrizal Itam   +2 more
doaj   +1 more source

The Melianthaceous seed and its Rhamnaceous affinity [PDF]

open access: yes, 1998
. La semilla de Melianthaceae y su afinidad con Rhamnaceae. En el presente trabajo, se ha estudiado la anatomia y morfología de la semilla de Bersama (Bersamataceae) y Melianthus (Melianthaceae) con el objeto de clarificar su posición sistemática.
Doweld, Alexander B.
core   +2 more sources

Influence of nutrition on feline calcium oxalate urolithiasis with emphasis on endogenous oxalate synthesis [PDF]

open access: yes, 2011
The prevalence of calcium oxalate (CaOx) uroliths detected in cats with lower urinary tract disease has shown a sharp increase over the last decades with a concomitant reciprocal decrease in the occurrence of struvite (magnesium ammonium phosphate ...
Baal, J., van   +3 more
core   +2 more sources

Radium Speciation in Simulated Digestive Biofluids: Insights from Electrospray Ionization Mass Spectrometry and Thermodynamic Modeling

open access: yesAnalysis &Sensing, EarlyView.
Electrospray ionization mass spectrometry (ESI‐MS) combined with thermodynamic modeling provides the first direct characterization of radium speciation in synthetic gastrointestinal biofluids. Free Ra2+ ions predominate with minimal protein binding and negligible EDTA complexation. Crown ethers enable effective Ra complexation.
Linus Holtmann   +5 more
wiley   +1 more source

Enhanced Oxidase‐Like Activity of Ag‐Decorated V2O5 Hollow Microspheres for the Colorimetric Detection of Mercury (II) Ions

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In this work, we report the synthesis of a novel Ag‐decorated V2O5 nanozyme with intrinsic oxidase‐like activity for the colorimetric detection of Hg2+ ions. The Ag/V2O5 hollow microspheres were synthesized via a simple hydrothermal method followed by Ag nanoparticle decoration and thoroughly characterized by XRD, XPS, SEM, TEM, HRTEM, and EDX.
Zhaoqing Liu, Hengxia Shen, Jiaqi Hu
wiley   +1 more source

Obesity and kidney stone disease. A systematic review [PDF]

open access: yes, 2018
INTRODUCTION: Currently, abdominal obesity has reached an epidemic stage and obesity represents an important challenge for worldwide health authorities. Epidemiologic studies have demonstrated that the stone risk incidence increases with Body Mass Index,
AL SALHI, Yazan   +8 more
core   +1 more source

HISTOCHEMICAL RECOGNITION OF CALCIUM OXALATE [PDF]

open access: yesJournal of Histochemistry & Cytochemistry, 1964
Of the workers applying the von Kóssa test to calcium oxalate crystals in animal tissue, about half reported blackening in silver nitrate on exposure to light. We found that "pure" calcium oxalate crystals, produced in rats by the administration of ammonium oxalate or ethylene glycol, gave a negative von Kóssa reaction.
openaire   +2 more sources

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