(1) CDI and reverse osmosis (RO) equipment can form the key elements of water treatment trains that produce ultrapure water, without the need for the chemical regenerants associated with batch ion-exchange processes.
(2) At 10(-6)M amphotericin B, the DC membrane resistance fell from approximately 10(8) to approximately 10(2) ohm-cm(2), and the membranes became Cl(-)-, rather than Na(+)-selective; the permeability coefficients for hydrophilic nonelectrolytes increased in inverse relationship to solute size, and the rate of water flow during osmosis increased 30-fold.
(3) Read more The first plant using manipulated osmosis began operating in Gibraltar in March 2009.
(4) These results cast doubt on the suggestions that gas-induced osmosis is an important factor in dysbarism or in clinical anesthesia.
(5) The swelling of the red blood cells was probably due to osmosis caused by Cl- exchanged for the HCO3- which was produced rapidly by carbonic anhydrase present in the red blood cells.
(6) The reverse osmosis water is the main contamination source for the bicarbonate dialysate, the application of which within 6 hours seems worth being used on account of the low germ count.
(7) They induce volume flows across different pathways, e.g., osmosis predominantly across the cellular route and pressure filtration predominantly across paracellular routes.
(8) Hence non-linear osmosis in rabbit gall-bladder is due to a decrease in water permeability with increasing osmolarity.6.
(9) A brilliant sequence to this simple idea followed through Poynting, Arrhenius, Noyes and culminated with Hulett, who in 1901 formulated the "solvent tension theory" of osmosis, stating in essence that the thermal motion of the solute molecules by impact with the free solvent surface put the solvent under tension.
(10) Then with self-powered force (osmosis) substance is released with constant rate over period of 1-4 weeks (model pending).
(11) Experiments on the purification of wash water by means of reverse osmosis membranes MGA-100 were performed.
(12) Water flows by osmosis across the membrane into a sealed chamber where it creates pressure.
(13) After installation of reverse osmosis units there was a decrease in the aluminium concentrations in plasma.
(14) Proposed nonischemic changes, such as hyperoxic injury gas-induced osmosis, or autoimmunity, lack sufficient supporting evidence.
(15) Efficiency of energy conversion for electro-osmosis and streaming potential and the degree of coupling of acids across urinary bladder membranes of goat have been computed using non-equilibrium thermodynamic theory.
(16) We can't leave change to osmosis since it's self-awareness that accelerates the positive and works faster to eliminate the negative.
(17) Osmosis is apparently the mechanism responsible for the coupling of water to solute transport in biological membranes.
(18) We insist that to prevent the occurrence and worsening of bone disease during chronic hemopurification, reverse osmosis water should be used to prepare dialysates and substitution fluids.
(19) We measured endotoxin and bacterial levels in tap water, in water purified by reverse osmosis, and in dialysate samples over a 4-month period in a new 10-bed renal dialysis unit.
(20) The hydraulic resistance was measured on internodal cells of Nitellopsis obtusa using the method of transcellular osmosis.
Permeation
Definition:
(n.) The act of permeating, passing through, or spreading throughout, the pores or interstices of any substance.
Example Sentences:
(1) In both instances the permeation rates of proteins can be better correlated to hydrodynamic radii than to molecular weights.
(2) In anaerobiosis, at 25 mM sulphanilic acid, or with addition of p-toluene sulphonic acid only one regression line is obtained for the permeation in both directions.
(3) The calpains were allowed to autolyze to completion, and the autolysis products were separated and were characterized by using gel permeation chromatography, calpastatin affinity chromatography, and sequence analysis.
(4) At 5 micrometer and 2.5 mM sulphanilic acid under aerobic conditions, the regression lines for the permeation from lumen to blood pass almost through the origin, while the regression lines for the permeation from blood to lumen intersect the ordinate at a positive Y-value.
(5) The breakthrough time and permeation rate at steady-state were calculated as described in the ASTM standard test method.
(6) Insulin-like growth factor-binding proteins (IGFBPs) in rat serum, lymph, amniotic fluid and cerebrospinal fluid (CSF), and in rat cell-conditioned media were characterized using a combination of gel-permeation chromatography, Western immunoblots and Western-ligand analysis.
(7) Glycerol permeation and thus its osmotic action may be less in the soleus than in other muscles.
(8) Previous histological evidence of the uptake of these particles and their absorption across the gastrointestinal tract and passage via the mesentery lymph supply and lymph nodes to the liver and spleen was confirmed by analysis of tissues for the presence of polystyrene by gel permeation chromatography.
(9) 10% NNDEMT doubled the amount of PFA in the skin, increased fourfold the amount permeated across the skin, and increased the flux fivefold.
(10) Various methodological weaknesses permeate the relevant literature.
(11) Time courses for in vivo total mucosal uptake exhibited linearity over a wide variety of absorption rates after correction for the permeation by intact metal-chelate complex.
(12) Gel permeation chromatography of the CIT-agarose eluates revealed one protein peak that coincided with PDE activity at an elution position of 135,000 daltons.
(13) Phospholipase A2 has been purified from the venom of Horned viper (Cerastes cerastes) by gel permeation chromatography followed by reverse-phase HPLC.
(14) The buccal absorption characteristics and physicochemical properties of the beta-adrenoceptor blocking agents propranolol and atenolol have been investigated to evaluate their permeation properties across biological lipid membranes.
(15) The permeation enhancer STDHF increases mucosal permeability and reduces the average molecular weight of the insulin species.
(16) I argue that the energy profile in the permeation pathway of most biological channels should vary relatively smoothly with only a few localized energy barriers or wells.
(17) Channels containing a variety of viable cells permeated the rice bodies.
(18) Estrogen receptor from human breast cancer tissue and from normal human uterus was isolated and characterized by a combination of physical separation methods including ammonium sulfate precipitation, gel permeation chromatography, isoelectric focusing and gel electrophoresis.
(19) However, we did not examine the mechanisms by which the apparent high permeation of sodium chloride occurs.
(20) For the skins without stratum corneum, the permeation rates and permeation amounts of l-NG and dl-NG were higher than those for the intact skin (P less than 0.01), but no significant difference was seen between l-NG and dl-NG.