Results 21 to 30 of about 30,578 (259)

Serum H2S as an indicator of exacerbation and pulmonary arterial hypertension in chronic obstructive pulmonary disease

open access: yesBaghdad Journal of Biochemistry and Applied Biological Sciences, 2023
Hydrogen sulfide (H₂S) is a potential gasotransmitter produced by respiratory and vascular smooth muscle cells. Although some studies have examined H₂S in chronic obstructive pulmonary disease (COPD), few have investigated its role in COPD exacerbations ...
Soumya Sengupta   +5 more
doaj   +1 more source

The rotational excitation of H2 by H2 [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1998
We present rate coefficients for rotational transitions induced in collisions between H2 molecules. Rotational levels J ≤ 8 and kinetic temperatures T ≤ 1000 K are considered. The interaction potential computed by Schwenke has been used, together with the quantal coupled channels method of calculating the cross-sections.
openaire   +1 more source

Utilization of Mendong Plants-Activated Charcoal as H2S and NO2 Gas Adsorbent: Preliminary Study [PDF]

open access: yesJournal of Pure and Applied Chemistry Research, 2021
The study of exhaust H2S and NO2 gases using activated carbon has been conducted. In this study, activated carbon was prepared from mendong plant (Frimbistylis umbellaris), which was activated using zinc chloride (ZnCl2) with concentrations of 2.5; 5; 7 ...
Sulistyo Saputro   +3 more
doaj  

Photocatalytic-based strategies for H2S elimination [PDF]

open access: yes, 2010
The mechanism of H2S elimination in gas phase by means of heterogeneous photocatalysis was investigated. The main drawbacks for a real application were identified to be related to the nature of the reaction products: SO2 is toxic, corrosive and ...
Sánchez, Benigno   +8 more
core   +1 more source

The secretion of cytokines by peripheral blood mononuclear cells of patients with periodontitis and healthy controls when exposed to H2S

open access: yesJournal of Oral Microbiology, 2021
Background: Hydrogen sulfide(H2S) is a bacterial metabolite produced as a result of bacterial growth in subgingival pockets, suggested to partake in the pathogenesis of periodontitis.
Amina Basic   +4 more
doaj   +1 more source

H2S sensing under various humidity conditions with Ag nanoparticle functionalized Ti3C2Tx MXene field-effect transistors [PDF]

open access: yes, 2022
Despite the critical need to monitor H2S, a hazardous gas, in environmental and medical settings, there are currently no reliable methods for rapid and sufficiently discriminative H2S detection in real-world humid environments.
Fang, X   +5 more
core   +1 more source

Effects of sodium hydrogen sulfide (a H2S donor) on acute kidney injury [PDF]

open access: yesJournal of Nephropathology, 2018
Implication for health policy/practice/research/medical education: Hydrogen sulfide plays an important role in renal pathology and shows the protective role under pathological conditions in some of experimental models of renal disease.
Esrafil Mansouri
doaj   +1 more source

L-Cysteine Provides Neuroprotection of Hypoxia-Ischemia Injury in Neonatal Mice via a PI3K/Akt-Dependent Mechanism

open access: yesDrug Design, Development and Therapy, 2021
Tingting Li,1,* Jiangbing Li,1,2,* Tong Li,3,* Yijing Zhao,1 Hongfei Ke,1 Shuanglian Wang,1 Dexiang Liu,4 Zhen Wang1 1Department of Physiology, School of Basic Medical Sciences, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, People ...
Li T   +7 more
doaj  

Hybrid TiO2−SiMgOX Composite for Combined Chemisorption and Photocatalytic Elimination of Gaseous H2S [PDF]

open access: yes, 2010
Cheap natural sepiolite clay and TiO2 in the anatase form can easily be converted into an efficient hybrid adsorbent/photocatalytic material, usable for H2S and SO2 capture and odor elimination.
Sánchez, Benigno   +6 more
core   +1 more source

Hydrogen sulfide therapy improves intestinal recovery through endothelial nitric oxide dependent mechanisms [PDF]

open access: yes, 2017
Indiana University Purdue University IndianapolisH2S is a gaseous mediator that acts as an anti-inflammatory agent contributing to gastrointestinal mucosal defense.
Jensen, Amanda
core   +1 more source

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