Results 1 to 10 of about 3,463 (203)

One-Pot Synthesis of Dioxime Oxalates

open access: yesMolbank, 2022
Dioxime oxalates, a type of carbonyl oximes, are well-known as clean sources of iminyl radicals that undergo key organic chemistry transformations. A series of dioxime oxalates is reported in this manuscript, obtained by the reaction of the corresponding
Laura Adarve-Cardona   +3 more
doaj   +2 more sources

In Search of an Efficient Complexing Agent for Oxalates and Phosphates: A Quantum Chemical Study

open access: yesNanomaterials, 2021
Limiting gastrointestinal oxalate absorption is a promising approach to reduce urinary oxalate excretion in patients with idiopathic and enteric hyperoxaluria.
Jelle Vekeman   +2 more
exaly   +3 more sources

Protection of metal artefacts with the formation of metal-oxalates complexes by Beauveria bassiana. [PDF]

open access: yesFrontiers in Microbiology, 2012
Several fungi present high tolerance to toxic metals and some are able to transform metals into metal-oxalate complexes. In this study, the ability of Beauveria bassiana to produce copper oxalates was evaluated in vitro.
Edith eJoseph   +7 more
doaj   +2 more sources

Thermal decomposition of a molecular material {N(n-C4H9)4[FeIIFeIII(C2O4)3]}∞ leading to ferrite: A reaction kinetics study [PDF]

open access: yesJournal of the Serbian Chemical Society, 2013
A multi-step thermal decomposition of a molecular precursor, {N(n-C4H9)4[FeIIFeIII(C2O4)3}∞ has been studied using non-isothermal thermogravimetry (TG) measurements in the temperature range 300 to ~800 K at multiple heating rates (5, 10 and 20 K min-1)
Bhattacharjee Ashis   +3 more
doaj   +1 more source

Premature Senescence and Telomere Shortening Induced by Oxidative Stress From Oxalate, Calcium Oxalate Monohydrate, and Urine From Patients With Calcium Oxalate Nephrolithiasis

open access: yesFrontiers in Immunology, 2021
Oxidative stress, a well-known cause of stress-induced premature senescence (SIPS), is increased in patients with calcium oxalate (CaOx) kidney stones (KS). Oxalate and calcium oxalate monohydrate (COM) induce oxidative stress in renal tubular cells, but
Kamonchanok Chuenwisad   +6 more
doaj   +1 more source

Tea Infusions as a Source of Phenolic Compounds in the Human Diet

open access: yesApplied Sciences, 2022
Phenolic compounds are components with proven beneficial effects on the human body, primarily due to their antioxidant activity. In view of the high consumption of tea and the numerous factors that affect the nutritional value of its infusions, the aim ...
Joanna Klepacka
doaj   +1 more source

Oxalate Crystallization under the Action of Brown Rot Fungi

open access: yesCrystals, 2023
Brown rot fungi belong to the wood-rotting fungi, which produce oxalic acid and actively decompose wood. We first found oxalates formed under the action of brown rot fungi in natural conditions on stone (Rogoselga adit, Karelia, Russia), proposed a model
Dmitry Yu. Vlasov   +4 more
doaj   +1 more source

Probiotics in urolithiasis

open access: yesJournal of Education, Health and Sport, 2018
Urolithiasis is considered a civilization disease. The prevalence is estimated at 5-20% of the population. There are many litogenesis risk factors such as hypercalciuria, hypophosphaturia, low urine pH or increased excretion of oxalates with urine - a ...
Monika Kusz   +3 more
doaj   +3 more sources

Syntheses and crystal structures of three novel oxalate coordination compounds: Rb2Co(C2O4)2·4H2O, Rb2CoCl2(C2O4) and K2Li2Cu(C2O4)3·2H2O

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
Single crystals of three novel transition-metal oxalates, dirubidium diaquadioxalatocobalt(II) dihydrate or dirubidium cobalt(II) bis(oxalate) tetrahydrate, Rb2[Co(C2O4)2(H2O)2]·2H2O, (I), catena-poly[dirubidium [[dichloridocobalt(II)]-μ-oxalato]] or ...
Rebecca Clulow, Philip Lightfoot
doaj   +1 more source

A Comprehensive and Systematic Diagnostic Campaign for a New Acquisition of Contemporary Art—The Case of Natura Morta by Andreina Rosa (1924–2019) at the International Gallery of Modern Art Ca’ Pesaro, Venice

open access: yesHeritage, 2021
A multi-analytical approach has been employed to investigate the painting Natura Morta (1954–1955) by Andreina Rosa (1924–2019) to assess the state of conservation and to understand more about the painting materials and techniques of this artwork, which ...
Anna Piccolo   +8 more
doaj   +1 more source

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