نتایج جستجو برای: sulfur s t

تعداد نتایج: 1332969  

Journal: :Journal of Phase Equilibria 1998

2013
Dexian Dong Yongguang Zhang Sanjana Sutaria Aishuak Konarov Pu Chen

Self-assembly of nanostructured materials has been proven a powerful technique in material design and synthesis. By phage display screening, M13 phage was found to strongly bind sulfur particles. Fourier transform infrared and X-ray photoelectron spectroscopy measurements indicated that the strong sulfur-binding ability of M13 phage derives from newly generated S-O and C-S bonds. Using this pha...

2014
Naoki Shigi

Sulfur is an essential element for a variety of cellular constituents in all living organisms. In tRNA molecules, there are many sulfur-containing nucleosides, such as the derivatives of 2-thiouridine (s(2)U), 4-thiouridine (s(4)U), 2-thiocytidine (s(2)C), and 2-methylthioadenosine (ms(2)A). Earlier studies established the functions of these modifications for accurate and efficient translation,...

Journal: :Applied and environmental microbiology 1996
D P Moser K H Nealson

The growth of bacteria by dissimilatory elemental sulfur reduction is generally associated with obligate anaerobes and thermophiles in particular. Here we describe the sulfur-dependent growth of the facultatively anaerobic mesophile Shewanella putrefaciens. Six of nine representative S. putrefaciens isolates from a variety of environments proved able to grow by sulfur reduction, and strain MR-1...

Journal: :Pharmacological reports : PR 2010
Anna Bilska Małgorzata Iciek Inga Kwiecień Karol Kaniecki Magdalena Paliborek Eugeniusz Somogyi Joanna Piotrowska Bogdan Wiliński Marta Góralska Zbigniew Srebro Lidia Włodek

This study was designed to investigate the effect of aspirin (ASA) on anaerobic cysteine metabolism, which yields sulfane sulfur-containing compounds and hydrogen sulfide (H(2)S), in mouse liver and brain. In order to solve this problem, we determined the levels of sulfane sulfur and H(2)S, and the activities of cystathionase, the enzyme directly engaged in H(2)S synthesis, and rhodanese, the e...

Journal: :E3S web of conferences 2023

The article is devoted to into the study of optimisation process using liquid nitrogen mineral fertilisers based on a carbamide-ammonia mixture, both in serial form CAM-32 and innovative CAM+S (with addition sulfur mesoelement (S)) as top dressing for winter wheat spring during tillering. application was carried out superficially crops with large-drop nozzles rod sprayer “Tuman-2” an injec-tion...

Journal: :Chemical research in toxicology 2000
R Reznik A Greer

The structural and energetic features of the attractive intramolecular through-space S-X interaction [X being oxygen (O) or sulfur (S)] of thioester containing 3-isothiazolidinone 1-oxide heterocycles are described. Density functional theoretical and semiempirical calculations are used to explain the previous X-ray data on 3-isothiazolidinone 1-oxides 5 and 6 [Kanda, Y., Ashizawa, T. , Kakita, ...

2016
Jianhua Yan Xingbo Liu Bingyun Li

Rechargeable lithium-sulfur (Li-S) batteries are receiving ever-increasing attention due to their high theoretical energy density and inexpensive raw sulfur materials. However, their rapid capacity fade has been one of the key barriers for their further improvement. It is well accepted that the major degradation mechanisms of S-cathodes include low electrical conductivity of S and sulfides, pre...

2018
Ji-Yoon Song Hyeon-Haeng Lee Won Gi Hong Yun Suk Huh Yun Sung Lee Hae Jin Kim Young-Si Jun

For practical application of lithium-sulfur batteries (LSBs), it is crucial to develop sulfur cathodes with high areal capacity and cycle stability in a simple and inexpensive manner. In this study, a carbon cloth infiltrated with a sulfur-containing electrolyte solution (CC-S) was utilized as an additive-free, flexible, high-sulfur-loading cathode. A freestanding carbon cloth performed double ...

Journal: :Plant physiology 1988
J Joyard E Forest E Blée R Douce

Incubation of intact spinach (Spinacia oleracea L.) chloroplasts in the presence of (35)SO(4) (2-) resulted in the light-dependent formation of a chloroform-soluble sulfur-containing compound distinct from sulfolipid. We have identified this compound as the most stable form (S(8)) of elemental sulfur (S(0), valence state for S = O) by mass spectrometry. It is possible that elemental sulfur (S(0...

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