نتایج جستجو برای: hydrogen sulfide

تعداد نتایج: 156772  

2010
Guang-Zhen Zhong

-Arrhythmia is a big headache for cardiologist for a long time. A new antiarrythmic drug with good effects and few side effects should be explored. Hydrogen sulfide, a newly found gaseous transmitter, was found to have multi-effects on a variety of ion channels. It may be a promising antiarrythmic drug. This article reviews the different effects of hydrogen sulfide on different ion channels.

2018
Paola De Cicco Theodore Sanders Giuseppe Cirino Kevin J. Maloy Angela Ianaro

Citation: De Cicco P, Sanders T, Cirino G, Maloy KJ and Ianaro A (2018) Hydrogen Sulfide Reduces Myeloid-Derived Suppressor Cell-Mediated Inflammatory Response in a Model of Helicobacter hepaticus-Induced Colitis. Front. Immunol. 9:499. doi: 10.3389/fimmu.2018.00499 hydrogen sulfide reduces Myeloid-Derived suppressor cell-Mediated inflammatory response in a Model of Helicobacter hepaticus-induc...

2017
Min Li Ping Zhang Hai-jun Wei Man-Hong Li Wei Zou Xiang Li Hong-Feng Gu Xiao-Qing Tang

Background Homocysteine, a risk factor for Alzheimer's disease, induces cognitive dysfunction. Reactive aldehydes play an important role in cognitive dysfunction. Aldehyde-dehydrogenase 2 detoxifies reactive aldehydes. Hydrogen sulfide, a novel neuromodulator, has neuroprotective effects and regulates learning and memory. Our previous work confirmed that the disturbance of hydrogen sulfide synt...

Journal: :Sensors and Actuators B: Chemical 2015

2012
Michael Jørgen Hansen Kei Toda Tomoaki Obata Anders Peter S. Adamsen Anders Feilberg

Reduced sulfur compounds are considered to be important odorants from pig production due to their low odor threshold values and low solubility in slurry. The objective of the present study was to investigate the use of a portable method with a single silica gel column for trapping/separation coupled with chemiluminescence detection (SCTS-CL) for measurement of methanethiol and dimethyl sulfide ...

حسن زاده, وجیهه, حیدری, محسن, دیندارلو, کاووس, رحمانیان, امید, علیپور, ولی, گودرزی, بابک,

Background and purpose:The emission of hydrogen sulfide (a malodorous and toxic pollutant) into the atmosphere is considered a public health concern due to its potential hazardous effects on human health. Therefore, the removal of hydrogen sulfide from polluted air streams is of paramount importance. This study aimed to evaluate the role of a polyurethane foam/palm fiber-based biofilter in the ...

A. Rashidi M. Oftadeh M. Rezaeisadat,

The physical adsorption of hydrogen sulfide and carbon dioxide gases on the zigzag (5,0) carbon nanotubes doped with nitrogen was investigated through the application of B3LYP/6-31G* at the level of theory on Gaussian 03 software. A variety of stable and high abundance structures of nitrogen doped carbon nanotubes were considered in order to study the interaction between the mentioned gases in ...

ژورنال: انرژی ایران 2020

Anaerobic digestion can be used to convert organic waste into energy not only to provide renewable energy, but also reduce greenhouse gases. During the anaerobic digestion process, biogas is produced, which can be used for heating and electricity generation. The produced biogas contains methane and some other gases, the most destructive of which is hydrogen sulfide gas. If hydrogen sulfide gas ...

Journal: :international journal of environmental research 2010
z.u. rehman i.h. farooqi s. ayub

laboratory scale experiments were performed to evaluate the feasibility of biofilters for the removal of h2 s from wastewater treatment plant waste air. the effects of changes in air flow rate and contaminant concentration on biofilter performance treating h 2 s odours were also assessed. compost was used as media in biofilter. the study was carried out in six different phases, by increasing h2...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1992
m. abedinzadegan mohammad reza jafari nasr

in an attempt ot develop a one step process for the removal of h2s from sour gas, the engineering consideration were dealt with in two steps. in the first step it was attempted to derive the data required for establishing the design criteria for a pilot plant, by experimenting with a small bench scale.

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