نتایج جستجو برای: ion concentrations

تعداد نتایج: 498727  

A. Lolaei

The effects of salinity and supplied calcium chloride on growth and leaf ions concentration of tomato (Lycopersicon esculentum L.) were investigated in Gorgan, Iran. A factorial experiment was conducted based on RCBD with four NaCl levels (0, 50, 100, and 150 mM) and four CaCl2 levels (0, 100, 200 and 300 mg L-1). Data of growth, yield and leaf’s Ca, K, and Na content were subjected to analyze ...

2017
Lari Lehtovirta Aleksi Reito Jyrki Parkkinen Harry Hothi Johann Henckel Alister Hart Antti Eskelinen

BACKGROUND Adverse Reaction to Metal Debris (ARMD) is still a major reason for revision surgeries in patients with metal-on-metal (MoM) hip replacements. ARMD consists of a wide range of alterations in periprosthetic tissues, most important of which are metallosis, inflammation, pseudotumors and necrosis. Studies investigating histopathological findings and their association to implant wear or ...

Journal: :Journal of bacteriology 1976
W P Smith J V Landau D H Pope

The degree of barotolerance exhibited by Pseudomonas fluorescens and Pseudomonas bathycetes in vitro polyphenylalanine-synthesizing systems can be modified by altering the concentrations of specific ions in the reaction mixture. Hybrid-protein-synthesizing systems, utilizing all the possible S-100 supernatant fluid and ribosome combinations from Escherichia coli, P. fluorescens, and P. bathycet...

2003
NORMA S. DOSS JOYCE P. WILLS

Active ion (NaCl) transport across isolated frog skin is discussed in relation to sodium and potassium composition and to O3 consumption of skin. A distinction is made between processes in skin related to "unidirectional active ion transport" and processes related to "maintenance electrolyte equilibrium;" i.e., ionic composition of skin. Several metabolic inhibitors were found that could be use...

غلامپور, اکبر , فرخی, مهرداد , قصری, آذر , مصداقی نیا, علیرضا , نبی زاده, رامین , واعظی, فروغ ,

Background and Aim: 2,4-Dichlorophenol (DCP) is a compound  generated in a variety of industrial processes and also by chlorine disinfection of water polluted with phenolic compounds . Dumping of DCP into the environment and water resources is of great concern because of the compound's intense odor and toxicity. DCP is very soluble and resistant to biodegradability so it cannot be removed throu...

H. Samadi , M. Ghiasi , S. M. V. Farabi , S. Najafpour ,

  The salinity tolerance, hematological and hydromineral regulation capabilities of juvenile Russian sturgeon (Acipenser gueldenstaedtii) were investigated in different ages and sizes in freshwater (FW: <0.5‰), estuary water (EW: 9.5‰) and Caspian Sea water (CSW: 12.5‰). The fish were directly transferred from FW to EW and CSW. The possible repercussions of ion-osmoregulatory processes on some ...

Journal: :The Journal of General Physiology 1957
Ernst G. Huf Norma S. Doss Joyce P. Wills

Active ion (NaCl) transport across isolated frog skin is discussed in relation to sodium and potassium composition and to O(2) consumption of skin. A distinction is made between processes in skin related to "unidirectional active ion transport" and processes related to "maintenance electrolyte equilibrium;" i.e., ionic composition of skin. Several metabolic inhibitors were found that could be u...

Journal: :Bioelectrochemistry 2009
Falk Harnisch Robert Warmbier Ralf Schneider Uwe Schröder

An explicit numerical model for the charge balancing ion transfer across monopolar ion exchange membranes under conditions of bioelectrochemical systems is presented. Diffusion and migration equations have been solved according to the Nernst-Planck Equation and the resulting ion concentrations, pH values and the resistance values of the membrane for different conditions were computed. The model...

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