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Showing 1-30 of 188 results for "237213" within Papers
Chad D Iverson et al.
Journal of chromatography. A, 1373, 17-24 (2014-12-04)
Most stationary phases for hydrophilic interaction liquid chromatography (HILIC) and reversed phase liquid chromatography (RPLC) are based on silica. Porous graphitic carbon (PGC) is an attractive alternative to silica-based phases due to its chemical and thermal stability, and unique selectivity.
Shahrzad Zamani Taghizadeh Rabe et al.
Journal of immunotoxicology, 11(4), 367-375 (2014-03-01)
Rose Bengal (RB) has been used as a safe agent in clinical diagnosis. In addition, it is used as a photodynamic sensitizer for removing microorganisms and cancer cells. Recently, its preferential toxicity after direct exposure to cancer cells was proven.
Qin-Yuan Zhang et al.
Journal of biomedical materials research. Part A, 103(3), 929-938 (2014-05-24)
Nitric oxide (NO) is an important mediator in cardiovascular system to regulate vascular tone and maintain tissue homeostasis. Its role in vascular cell regulation makes it promising to address the post-surgery restenosis problem. However, the application of NO is constrained
Rustem F Dautov et al.
Nitric oxide : biology and chemistry, 40, 36-44 (2014-05-27)
Previous studies in non-human blood vessels and in platelets have demonstrated that under hypoxic conditions release of NO from nitrite (NO2(-)) is potentiated by deoxyhaemoglobin. In the current study, we characterized hypoxic potentiation of NO2(-) effects in human vasculature and
Muhammad Akram et al.
Journal of ethnopharmacology, 174, 322-330 (2015-09-01)
Salvia plebeia R. Br. (SP) has been widely used as a traditional folk medicine for the treatment of infectious diseases and pain. An anti-inflammatory potential of SP has remains largely unknown. We tried to elucidate the principle mechanism and the
Shyamal C Bir et al.
Diabetes, 63(1), 270-281 (2013-09-07)
Nitrite anion has been demonstrated to be a prodrug of nitric oxide (NO) with positive effects on tissue ischemia/reperfusion injury, cytoprotection, and vasodilation. However, effects of nitrite anion therapy for ischemic tissue vascular remodeling during diabetes remain unknown. We examined
G Barbieri et al.
Meat science, 93(2), 282-286 (2012-10-04)
The evaluation of the efficiency with which the reactions involving nitrite proceed in mortadella and of the effect exercised on their kinetics by some variables (ingoing amount of sodium nitrite and temperature) is the purpose of this work. Kinetics parameters
Deepa K Parthasarathy et al.
Meat science, 92(3), 274-279 (2012-04-03)
This process of "curing" food is a long practice that dates back thousands of years long before refrigeration or food safety regulations. Today food safety and mass manufacturing are dependent upon safe and effective means to cure and preserve foods
Mohammed M H Al-Gayyar et al.
Life sciences, 120, 13-21 (2014-12-03)
Sodium nitrite is used to inhibit the growth of microorganisms and is responsible for the desirable red color of meat; however, it can be toxic in high quantities for humans and other animals. Moreover, glycogen, a branched polysaccharide, efficiently stores
Xiao-Kui Ma et al.
Applied microbiology and biotechnology, 99(22), 9417-9426 (2015-08-02)
For the purpose of improving the fungal production of flavonoids, the influence of naphthaleneacetic acid (NAA) and coumarin on flavonoid production by fungus Phellinus sp. P0988 was investigated by developing the corresponding kinetics of flavonoid production in a 7-L bioreactor.
Suat Doganci et al.
Advances in clinical and experimental medicine : official organ Wroclaw Medical University, 21(6), 713-726 (2013-03-05)
The present study was designed to investigate the cardioprotective effect of sodium nitrite (NaNO2) and sodium nitrate (NaNO3) against myocardial ischemia-reperfusion (I/R) injury in a pig regional ischemia model. Eighteen pigs were randomly divided into three groups as control (Group
Ophir Lavon
Clinical toxicology (Philadelphia, Pa.), 53(1), 22-27 (2014-12-19)
More effective, rapidly delivered, safer antidotes are needed for cyanide poisoning. Previous study has demonstrated a beneficial effect of isosorbide dinitrate on the survival of cyanide-poisoned mice. To evaluate the effectiveness of isosorbide dinitrate compared with that of sodium nitrite
Sarah E A McConnell et al.
Neurotoxicology, 50, 131-141 (2015-08-19)
Methamphetamine (MA) is a potent, highly addictive psychostimulant abused by millions of people worldwide. MA induces neurotoxicity, damaging striatal dopaminergic terminals, and neuroinflammation, with striatal glial activation leading to pro-inflammatory cytokine and reactive oxygen species production. It is unclear whether
Bo Su et al.
Organic letters, 15(7), 1606-1609 (2013-03-13)
An efficient and green intramolecular oxidative phenol coupling for the direct construction of spirocyclohexadienones has been developed, which uses environment-friendly sodium nitrite as the catalyst and oxygen in the air as the terminal oxidant. Hydroxy-containing substituted phenanthrenes and dibenzoazepines could
Nahid Gharib Naseri et al.
Analytical and bioanalytical chemistry, 391(4), 1283-1292 (2008-03-21)
Catalytic adsorptive stripping voltammetry (CAdSV) has been demonstrated at a bismuth film electrode (BiFE) in an injection-moulded electrochemical micro-flow cell. The polystyrene three-electrode flow cell was fabricated with electrodes moulded from a conducting grade of polystyrene containing 40% carbon fibre
Dilusha M Fernando et al.
BMC complementary and alternative medicine, 15, 398-398 (2015-11-08)
Macrofungi have an established history of use in traditional oriental medicine. Anthracophyllum lateritium is a terrestrial macrofungus found in the dry zone forest reserves in Sri Lanka. Yet there are no scientific reports on bioactive properties of this species. Hence
Mei-Lang Kung et al.
Nanoscale, 7(5), 1820-1829 (2014-12-19)
Copper oxide nanoparticles (CuO NPs) are known to exhibit toxic effects on a variety of cell types and organs. To determine the oxidative impact of CuO NPs on hepatocellular carcinoma (HCC) cells, well-differentiated (HepG2) and poorly differentiated (SK-Hep-1) cells were
Tapan Kumar Mondal et al.
Toxicology and applied pharmacology, 289(2), 313-322 (2015-09-24)
The generation of an immune response against infectious and other foreign agents is substantially modified by allostatic load, which is increased with chemical, physical and/or psychological stressors. The physical/psychological stress from cold-restraint (CR) inhibits host defense against Listeria monocytogenes (LM)
Lucas C Pinheiro et al.
Free radical biology & medicine, 53(4), 701-709 (2012-06-23)
The new pathway nitrate-nitrite-nitric oxide (NO) has emerged as a physiological alternative to the classical enzymatic pathway for NO formation from l-arginine. Nitrate is converted to nitrite by commensal bacteria in the oral cavity and the nitrite formed is then
Thomas E Ingram et al.
Journal of the American College of Cardiology, 61(25), 2534-2541 (2013-04-30)
The aim of this study was to assess the potential benefits of inorganic nitrite in 2 clinical models: stress-induced myocardial ischemia and whole-arm ischemia-reperfusion. Inorganic nitrite, traditionally considered a relatively inert metabolite of nitric oxide, may exert vasomodulatory and vasoprotective
Gracianny Gomes Martins et al.
Chemico-biological interactions, 228, 46-56 (2015-01-24)
This study aimed to evaluate the in vivo antitumor actions and toxicity of the dichloromethane fraction (F1B) of Moquiniastrum polymorphum subsp. floccosum (formerly Gochnatia polymorpha ssp. floccosa), composed of sesquiterpene lactones, against Walker-256 carcinosarcoma in rats. Male Wistar rats received
Junsheng Huang
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(2), 243-246 (2012-06-29)
This study was performed to determine the ability of eliminating sodium nitrite and blocking nitrosamine synthesis by anthocyanin from the skin of Alpinia galanga. purified by macroporous resin. The test was conducted under the condition of the simulated human gastric
Mingyao Wang et al.
Chemico-biological interactions, 206(1), 83-89 (2013-08-06)
An earlier study demonstrated that hydrolysates of all human liver DNA samples analyzed contain the DNA adduct 7-(2'-carboxyethyl)guanine (7-CEGua) with an average level of 74.6 adducts per 10(9) nucleotides. One possible source of this DNA adduct would be endogenous nitrosation
Sarbani Dey Ray et al.
BMC complementary and alternative medicine, 15, 416-416 (2015-11-26)
The root bark of Zizyphus nummularia (Rhamnaceae) is traditionally used as an anti-inflammatory agent. The current study aimed to explore the anti-inflammatory activity (in vivo) of a crude ethanolic extract (EE) and the pure identified octadecahydro-picene-2,3,14,15-tetranone (IC) in the root
Tufan Mert et al.
Inflammation, 37(5), 1814-1825 (2014-05-09)
We hypothesized that locally administrated β-adrenoreceptor agonist can modulate the inflammatory nociceptive parameters in carrageenan (CG)-induced peripheral inflammatory pain. This study was therefore aimed to assess the preventive and therapeutic effects of a β-agonist, dobutamine, by investigating its pretreatment and
Ryszard M Pluta
Acta neurochirurgica. Supplement, 115, 49-51 (2012-08-15)
In preclinical studies, infusion of sodium nitrite delivers nitric oxide (NO) as treatment of vasospasm after subarachnoid hemorrhage. We evaluated safety and toxicity of intravenous nitrite administration in healthy volunteers infused with increasing doses of sodium nitrite for 48 h.
Xueling Cao et al.
Analytica chimica acta, 871, 43-50 (2015-04-08)
The illegal feeding of clenbuterol (CLB) to domestic animals and the potential harm of it to human health lead an urgent requirement for the efficient detection of CLB, especially in the edible meat. In this paper we reported a new
Francisca Rodrigues et al.
Pharmaceutical biology, 53(3), 386-394 (2014-12-05)
Currently, there is a great tendency in cosmetic area to use natural extracts. Coffee silverskin (CS) is the most abundant solid by-product generated during roasting of coffee processing. To evaluate different CS extracts as promising cosmetic ingredients, regarding antioxidant, antimicrobial
Ali Jebali et al.
Drug and chemical toxicology, 37(4), 400-409 (2014-01-08)
The purpose of this research was to evaluate toxicity of uncoated magnesium oxide nanoparticles (MgO NPs), MgO NPs coated with Peanut agglutinin (PNA) lectin, and PNA alone on the promastigotes of Leishmania major (L. major) and macrophages of BALB/c mice.
Piyasi Mukhopadhyay et al.
International journal of biological macromolecules, 72, 640-648 (2014-09-23)
Chitosan-alginate (CS/ALG) nanoparticles were prepared by formation of an ionotropic pre-gelation of an alginate (ALG) core entrapping insulin, followed by chitosan (CS) polyelectrolyte complexation, for successful oral insulin administration. Mild preparation process without harsh chemicals is aimed at improving insulin
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