نتایج جستجو برای: methanol and ethanol
تعداد نتایج: 16842321 فیلتر نتایج به سال:
THE GUIDELINES FOR MANAGEMENT OF ETHANOL, METHANOL AND ETHYLENE GLYCOL POISONING AT THE EMERGENCY ROOM By Niru Prasad, M.D., F.A.A.P., F.A.C.E.P. Department of Emergency Medicine Henry Ford Hospital West Bloomfield Center Department of Ambulatory Pediatrics St. Joseph Mercy Hospital Pontiac Ethanol Overdose Introduction Pharmacokinetics Absorption and Metabolism Clinical Symptoms Produced by Et...
BIIbmdARY t a r r 7 a'j';QI 7 1`he peroxidative system involving hepatic catalase plays a major role in t e dation of 6 i c el a /^ ` i methanol in the rat (1), but in the monkey the peroxidative mechanism does not appear to ^0, J be important. This conclusion is based on the following observations: (a) ethanol and °r y methanol were about equally reactive with the peroxidative system, but etha...
Alterations in the steady state level of rat brain biogenic amines - dopamine, nor-epinephrine, epinephrine, serotonin and 5-hydroxy indole acetic acid, in response to intraperitoneal administration of methanol (3g/kg b.w.) were studied in discrete areas of the rat brain. The monoamine changes induced by methanol were quite different from those induced by ethanol consumption. They were also reg...
The rate constants and activation parameters are reported for the oxidation of methanol, ethanol, propanol, and isopropanol by 2,2’-bipyridyl chromium peroxide (BPCP) over the temperature range of 35° to 50°C.
Sesame cake is a by-product of sesame oil industry. In this study, the effect of extraction methods (maceration and sonication) and solvents (ethanol, methanol, ethanol/water (50:50), methanol/water (50:50), and water) on the antioxidant properties of sesame cake extracts are evaluated to determine the most suitable extraction method for optimal use of this product. Total phenolic content is me...
The homodimeric enzyme form of quinoprotein ethanol dehydrogenase from Pseudomonas aeruginosa ATCC 17933 crystallizes readily with the space group R3. The X-ray structure was solved at 2.6 A resolution by molecular replacement. Aside from differences in some loops, the folding of the enzyme is very similar to the large subunit of the quinoprotein methanol dehydrogenases from Methylobacterium ex...
As an acute effect, both ethanol and methanol prolong P-R, Q-T and ST intervals in rat electrocardiogram. The R wave amplitude showed a marked increase with methanol. Other ECG abnormalities like S-T segment changes, appearance of Iso-electric S-T segment, inverted 'T' wave, ventricular ectopic and wandering pace maker were more common in methanol treated animals.
Andrographis alata Nees is an important medicinal plant. The current study was to investigate the antibacterial, antifungal activity and phytochemical analysis of the various leaf and stem extracts of A.alata. Methanol, ethanol, chloroform, acetone and petroleum ether extracts of shade dried plant leaf and stem of A.alata were tested for antibacterial, antifungal and phytochemical screening. Th...
A partial least-squares (PLS)–FTIR procedure is proposed for the direct determination of methanol and ethanol in liquid samples, based on vapour generation from small injected volumes of untreated samples, volatilized inside a Pyrex glass reactor, transported into a multi-pathlength cell with nitrogen carrier gas and then continuously measured by FTIR spectrometry. The spectra were processed us...
Sensing of Methanol and Ethanol with Nano-Structured SnO2 (110) in Gas Phase: Monte Carlo Simulation
The SnO2 films deposited from inorganic precursors via sol–gel dip coating method have been found to be highly sensitive to methanol and ethanol vapor. Three dimensional nano-structure materials have attracted the attention of many researches because the possibility to apply them for near future devices in sensors, catalysis and energy related. The sensitivity and selectivity of SnO2 (110) nano...
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