K concentration
The effect of salinity stress on Na+, K+ concentration, Na+/K+ ratio, electrolyte leakage and HKT expression profile in roots of Aeluropus littoralis
... in plant salinity tolerance (16, 36, 37) and the HKT family members are the most important transporters related to this balance (29) but little is known about their behavior in wild plants (2). In conclusion, our study ...
10
Phosphate binders affect vitamin K concentration by undesired binding, an in vitro study
... Vitamin K deficiency results in undercarboxylation of MGP, and as such limit natural defense against ectopic calcification including ...vitamin K from the gastrointestinal tract by phosphate binder ...
5
Enhanced oxidation of arsenite to arsenate using tunable K + concentration in the OMS-2 tunnel
... concentration in tunnel structures promoted As(III) oxidation whilst reducing the adverse effect of coexisting ions such 99.. as As(V) and phosphate.[r] ...
23
Contrasting nutrient-disease relationships: Potassium gradients in barley leaves have opposite effects on two fungal pathogens with different sensitivities to jasmonic acid
... in K-deprived barley plants (Figure ...tissue K concentration gradient, even in plants that were grown in K-sufficient conditions (Figure ...tissue K concentration, whether the ...
37
In vivo evidence of impaired solute transport by the thick ascending limb in potassium depleted rats
... in K-depleted rats was highly correlated with the plasma K ...in K-depleted rats while the concentration of NaCl achieved at equilibrium was nearly twice that measured in control ...in ...
10
Potassium fixation and release in alluvial clay soils of Milne Bay, Papua New Guinea: effects of management under oil palm
... different K fertiliser history in two long-term fertiliser trials, trial 502b and 504, which had been operating since 1995 and 1994, ...of K in the soil was examined by measuring exchangeable (ammonium ...
101
Kinetics and Route of Active K Transport in the Isolated Midgut of Hyalophora Cecropia
... Similarly, when the K concentration was reduced to 2 mM leaving no cation to exchange with cell K simply by replacing part of the potassium by sucrose, the K transport was reduced to 5*2[r] ...
10
Identification of QTLS tolerance to salinity in rice (Oryza sativa L )
... The seedling stage of rice lines/cultivars were screened in the laboratory condition to evaluate the salinity tolerance by use the method of IRRI, 2002. Physiological and biochemical factors of rice lines/cultivars such ...
6
Variation in mineral concentration and grass tetany potential among Russian Wildrye accessions
... Potassium concentration and K/(Ca + Mg) ratio were weakly correlated with forage yield (Asay and Mayland, 1990), suggesting that selec- tion for decreased K concentration or decreased te[r] ...
6
Rootstocks effect on plant nutrition concentration in different organ of grafted watermelon
... N concentration except ...P concentration than others. Grafting increased significantly K concentration of fruit flesh in Crisby whereas there was no significant effect in Crimson Tide ...
8
Effect of ATP-Dependent K+ Channel Openers and Blockers on Serum Concentration of Aldosterone in Rats
... of K + channel openers on aldosterone secretion must be ...+ concentration decreased [14, 15]. Thus, if K + channel activators can produce membrane hyperpolarization of juxtaglomerular cells, this ...
5
Exploring the pore charge dependence of K+ and Cl permeation across a graphene monolayer:a Molecular Dynamics study
... A second ingredient potentially affecting van der Waals forces is the peak in water density that may be expected near the graphene since there will be adsorption of a water surface layer and a depletion of water in the ...
13
Three liquid phase extraction and separation of capsanthin and capsaicin from Capsicum annum L
... 1:20, and 1:16) were investigated (Table 1). The yields of both capsanthin and capsaicin improved when the mass ratio was increased. However, further separation of capsaicin would be disadvantageous if the mass ratio was ...
6
Energetics and local order in In-based liquid alloys
... (673 K), In-Tl (723 K) and In-Zn (700K) in particular are interesting in that the observed thermodynamic properties of mixing like free energy of mixing and entropy of mixing are asymmetrical to some extent ...
12
Studies on the Electrocatalytic Reduction of Hydrogen Peroxide on a Glassy Carbon Electrode Modified With a Ruthenium Oxide Hexacyanoferrate Film
... (concentration of electrocatalytic sites into the film, calculated as described in a previous work [21]) was analyzed in a log-log plot (Figure 5B). The slope of the straight line was found to be 0.59 (~0.5), ...
10
Silicon ameliorates the adverse effects of salt stress on sainfoin ( Onobrychis viciaefolia ) seedlings
... conditions (P < 0.05). Salinity stress significantly increased MDA concentration and RMP in shoot, while they were decreased when silicon was applied (P < 0.05) (Figure 4a,b). These are in agreement with the ...
7
Role for adenosine in channel arrest in the anoxic turtle brain
... The remarkable ability of the turtle brain to survive anoxia is based on its ability to match energy demand flexibly to energy production. Earlier studies indicate that reduced ion leakage is an important mechanism for ...
5
Potassium metabolism in seawater teleosts I The use of 86Rb as a tracer for potassium
... The other observations supporting the use of Rb as a K tracer within the animals involved changes in plasma concentration of the two following injection of ouabain or elevation of K in a[r] ...
14
Market concentration and competition in Vietnamese banking sector
... market concentration in banking sector is decreasing as a part of increasing Vietnam’s entry to international trade and investments agreements, such as the US-Vietnam Bilateral Trade Agreement (BTA) in 2001, and ...
28
Spectral concentration and greedy k-clustering
... graphs. We remark that even for some special classes of bounded degree graphs, analyzing the performance of spectral clustering algorithms is already interesting and challenging. For example, in their seminal work ...
24