K+ UPTAKE
K+ transport in Malpighian tubules of Tenebrio molitor L : a study of electrochemical gradients and basal K+ uptake mechanisms
... tubule were pulled out of the bathing fluid and wrapped around Minuten pins, where they continued to secrete, and the urine was collected as discrete droplets in the liquid paraffin. Secreted drops were removed with a ...
9
Effect of Salt (NaCl) Stress on Seed Germination Seedling Growth and Na+, K+ Uptake in Maize
... shoot K 1.44%, root Na 0.75%, root K 0.67%, shoot K/Na ratio ...root K/Na ratio ...root K/Na ratio decreased with increasing salinity levels; while shoot Na, shoot K, root Na, ...
19
Mechanisms of K+ uptake across the basal membrane of malpighian tubules of Formica polyctena: the effect of ions and inhibitors
... Rhodnius prolixus, O’Donnell and Maddrell, 1984; Locusta migratoria, Baldrick et al. 1988). If a Cl 2 conductance were present in the apical membrane, this might be explained by a drop in intracellular Cl 2 concentration ...
23
USE OF FORMULATED NITROGEN, PHOSPHORUS, AND POTASSIUM COMPOUND FERTILIZERUSING CLINOPTILOLITE ZEOLITE IN MAIZE (ZEA MAYS L.) CULTIVATION
... N uptake in roots (as compared to T7). All treatments enhanced P and K uptake in the stem, leaves and roots (Figures 3, ...and K uptake, relatively to T7 in all plant ...P uptake ...
10
Mg and K effects on cation uptake and dry matter accumulation in tall fescue (Festuca arundinacea)
... Mg uptake mechanisms Doubling K in nutrient solution decreased root Mg concentration and increased the root K/Mg ratio compared to the basal nutrient treatment, but had no significant effect on crown ...
13
Impact of fertilizers on the uptake of 226Ra, 232Th, and 40K by pot-grown rice plants
... K uptake at different amounts of fertilizers is relatively similar in behavior but different in magnitude ...40 K uptake increases with increasing urea and falls off gradually from 300 mg kg ...
10
STUDY OF ORGANIC AND INORGANIC NUTRIENTS ON PRODUCTIVITY AND NUTRIENT UPTAKE OF RICE
... The field experiment was conducted at the Experimental Farm, Department of Agronomy, Annamalai University, Tamil Nadu, to study the effect of organic and inorganic nutrients on grain yield, straw yield, N.P and K ...
5
POTASSIUM UPTAKE KINETICS OF POTATO, WHEAT AND SUGAR BEET PLANTS AS AFFECTED BY THE K NUTRITIONAL STATUS
... (shoot K concentration expressed as % of minimum required for maximum shoot growth rate of each species) irrespective of plant ...hypothesis K uptake kinetics parameters of potato were similar to ...
5
Catch crops have little effect on P and K availability of depleted soils
... difficult on relatively infertile and depleted soils, where improved nutrient cycling by such catch crops is most highly demanded. Our experiments confirm that even under relatively infertile growth conditions, Chicory ...
7
Balance of potassium in two long-term field experiments with different fertilization treatments
... kg K/ha) was obtained at fertilization with mineral ni- trogen at the Humpolec ...the K balance. The utilization of K from manure at the Hněvčeves site was 26%, at the Humpolec site it was ...higher ...
8
Efficiency of K-sulphate and K-feldspar Combined with Silicate Dissolving Bacteria on Yield and Nutrient Uptake by Maize Plants
... and K-uptake by maize plants as compared to control ...and K-uptake in stover and ...and K uptake in grain were 230,165,107, 78 and 39% for N-uptake due K3, K1, K5, K2 and ...
11
Estimation of ATP-dependent K(+)-channel contribution to potential-dependent potassium uptake in the rat brain mitochondria
... The effect of potassium on state 4 respiration (substrate oxidation in the absence of ADP) was in - vestigated. It was shown that potential-dependent potassium uptake in the brain mitochondria results in ...
8
Availability of soil potassium and diagnostic soil tests
... Exch K is very useful as a diagnostic soil test for the current crop ...Exch K following plant K uptake are soil dependent, with some soils able to buffer changes in Exch K ...no ...
11
Potassium fertilization: paradox or K management dilemma?
... studied K transformations in a montmorillonitic silty loam loess soil over one growing season of sweetcorn in a pot ...zero K fertilization they found that fi xed-K contributed to about 35% of the ...
6
Adaptations to a terrestrial existence in the robber crab Birgus latro L IX Hormonal control of post renal urine reprocessing and salt balance in the branchial chamber
... Cl uptake from artificial urine circulated through the branchial chamber of ...of K movement made analysis difficult, but comparison of the pooled K uptake rates by ...in K ...
8
Potassium and water management. Proceedings of the Regional Workshop of IPI/NARCTT, Amman, 5-6 November 2001
... It also aimed to understand the mechanisms responsible for differences in K uptake efficiency of wheat and sugar beet by simulating K uptake with a mechanistic mod[r] ...
178
Effect of Alcoholic and Aqueous Extract of Cannabis Indica on Rate of Glucose, Na , K and Ca Ion Uptake by T47D Cells: an In Vitro Study
... For estimation, we collected the supernatant i.e. bleached media every day for 1 week, from each groups, and calculated the uptake level of glucose, Na + , K + , Ca 2+ ions concentration from glucose ...
6
Novel multi-component nanopharmaceuticals derived from poly(ethylene) glycol, retro-inverso-Tat nonapeptide and saquinavir demonstrate combined anti-HIV effects
... Thereafter, the fluorescence of conjugated R.I.CK(fluores- cein)-Tat9 was measured using a Tecan fluorescence microplate reader with an excitation wavelength at 485 nm and an emission wavelength at 535 nm. This method ...
15
GROWTH RETARDATION: USE OF SULFATION FACTOR AS A BIOASSAY FOR GROWTH HORMONE
... K., et al.: Adrenocorticotropic hor- in the actions of insulin and serum sulfation factor to stimulate sulfate uptake by cartilage from hypophysectomized rats. : The stimulation of leuci[r] ...
16
Mechanisms of hypochlorite injury of target cells
... concentrations of HOCl caused disturbance of various plasma membrane functions: they inactivated glucose and aminoisobutyric acid uptake, caused loss of cellular K+, and an increase in cell volume. It is ...
10