What's the difference between concentration and convergence?

Concentration


Definition:

  • (n.) The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration.
  • (n.) The act or process of reducing the volume of a liquid, as by evaporation.
  • (n.) The act or process of removing the dress of ore and of reducing the valuable part to smaller compass, as by currents of air or water.

Example Sentences:

  • (1) In each sheep there was a significant negative correlation between the glucose and corticosteroid concentrations in both maternal and fetal plasma, and there were positive correlations between the maternal and fetal plasma concentrations of glucose, and between the glucose and fructose concentrations of fetal plasma.
  • (2) Synthesis of choline esterase on the medium with acetylcholine at a concentration of 1% was increased more than twofold upon addition of glucose at a concentration of 0.1%.
  • (3) Steady-state values of cell, glucose, and cellulase concentration oxygen tension, and outlet gas oxygen partial pressure were recorded.
  • (4) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
  • (5) Arachidic acid was without effect, while linoleic acid and linolenic acid were (on a concentration basis) at least 5-times less active than arachidonic acid.
  • (6) The fraction of the viral dose which became cell associated was independent of the incubation temperature and increased with increasing target membrane concentration.
  • (7) Maximum increases in portal plasma secretin concentrations of 143, 146 and 190% and maximum increases in VIP of 116, 155 and 147% after, respectively, intraduodenal 0.1 M NaHCO3, 0.1 M Na2CO3, and 0.025 M NaOH were found.
  • (8) ), the concentration of AMPO in the hypothalamus was 5.4 times the concentration at 20 h after one injection.
  • (9) In cardiac tissue the adenylate system is not a good indicator of the energy state of the mitochondrion, even when the concentrations of AMP and free cytosolic ADP are calculated from the adenylate kinase and creatine kinase equilibria.
  • (10) We similarly evaluated the ability of other phospholipids to form stable foam at various concentrations and ethanol volume fractions and found: bovine brain sphingomyelin greater than dipalmitoyl 3-sn-phosphatidylcholine greater than egg sphingomyelin greater than egg lecithin greater than phosphatidylglycerol.
  • (11) Cyclic AMP stimulated phosphorylation by [gamma-32P]ATP of two proteins of apparent Mr = 20,000 and 7,000 that were concentrated in sarcoplasmic reticulum, but the stimulation was markedly dependent on the presence of added soluble cyclic AMP-dependent protein kinase.
  • (12) We conclude that the SHBG concentration strongly affects this estimation.
  • (13) Ursodeoxycholate was the only dihydroxy bile salt which was able to solubilize phospholipid (although not cholesterol) below the critical micellar concentration.
  • (14) The fluctuations in [Ca2+]i measured with fura-2 were synchronized among the population of cells observed and were sensitive to extracellular Ca2+ concentration ([Ca2+]o).
  • (15) The observed relationship between prorenin and renin substrate concentrations might be a consequence of their regulation by common factors.
  • (16) In the presence of insulin, a qualitatively similar pattern of increasing responses to albumin is observed; the enhancement of each response by insulin is, however, only slightly potentiated by higher albumin concentrations.
  • (17) We maximize an objective function that includes both total production rate and product concentration.
  • (18) The procedure used in our laboratory was not able to provide accurate determination of the concentrations of these binding forms.
  • (19) Thus adrenaline, via pre- and post-junctional adrenoceptors, may contribute to enhanced vascular smooth muscle contraction, which most likely is sensitized by the elevated intracellular calcium concentration.
  • (20) The specific activities of extracts from cells grown under phototrophic and aerobic conditions were similar and not affected by the concentration of iron in the growth media.

Convergence


Definition:

  • (n.) Alt. of Convergency

Example Sentences:

  • (1) The ophthalmic headache's crisis is caused, in fact, by a spasm of convergence on an unknown exophory of which the amplitude of fusion is satisfying, and the presence of which can only be seen with test under screen.
  • (2) Since only a few of these medium sized terminals in any one cluster degenerate after tectal lesions, and none degenerate after cortical lesions, it is suggested that the morphological arrangement of these clusters may permit the convergence of axons from several sources, some of which are unidentified, onto the same dendritic segment.
  • (3) Eye movements of convergence and divergence were recorded by a limbus tracker.
  • (4) The silver impregnated axons of these cells converge to a paired centrosuperficial tract forming terminal enlargements at the ventrolateral surface of the spinal cord.
  • (5) The aim was to find out to what extent information from homonymous muscles of the forelimbs converge on the same CBM neurons and whether the probability of such a convergence depends on location (axial, proximal, distal) or function (flexor, extensor) of the tested muscles.
  • (6) However, only a small fraction of the neurons (2 of 13 tested) which received such convergent inputs could be antidromically driven from the upper thoracic spinal cord.
  • (7) This modification improves the convergence properties of the network and is used to control a switch which activates the learning or template formation process when the input is "unknown".
  • (8) Regions within the desmosome where the two plasma membranes converged suggested that gap junctions were a component of the desmosome-like junctions.
  • (9) The association constants and the binding capacities of association of small molecules with macromolecules have been determined by the tangent analysis, the graphical analysis, and the computer data analysis, by trial and convergence of the Scatchard plot.
  • (10) After a short review of the literature the reduction of earning capacity on the common labour market in cases of decrease of fusion, convergence and accommodation caused by head injuries is discussed and percentual values are proposed.
  • (11) The developed apparatus included ultrasonic generators operating at a frequency of 0.5-3 MHz, piezoceramic radiators of various design providing the heating of an object with convergent, divergent and plane ultrasonic waves, thermoprobes in the form of single or multiple thermocouples with the bends from 5 points at a 5 mm distance from one another, temperature meters and various auxiliaries.
  • (12) Indeed this procedure is the only one which can act in a fitted manner on muscular spasms responsible of more than 60% of convergent squints.
  • (13) Consistent with the convergence hypothesis, only those sites that specify amino acids in the mature lysozyme are shared uniquely with ruminant lysozyme genes.
  • (14) Prism fixation disparity curves were determined in three different experimental situations: the routine method according to Ogle, a method to stimulate the synkinetic convergence (Experiment I, with one fixation point as sole binocular stimulus) and a method to stimulate the fusion mechanism (Experiment II, with random dot stereograms).
  • (15) Convergent validity between the two non-verbal memory tests, discriminant validity against tests of verbal memory, and criterion-related validity in relation to the influence of different treatment modalities, indicate the tests as valid instruments for measuring non-verbal memory.
  • (16) Because current family systems theory indicates that positive individual relationships within a dyad (e.g., child-mother) should be related to an overall favorable impression of the family system, we hypothesized that these two instruments should demonstrate convergence on selected dimensions.
  • (17) Convergence to similar structures obtained with root-mean-square deviations between resulting structures of 0.37 to 0.92 A for the central hexamer of the octamer.
  • (18) Convergent results from a multimethod assessment of the issue show that methadone maintenance has long-term and short-term suppressive effects on narcotics use and property crime.
  • (19) Several conventional internal fixation techniques and a three converging screw method were used.
  • (20) These neurons showed a high degree of synaptic convergence, also responding synaptically with a high-frequency burst of spikes to stimulation of both visual area 2 and the corpus callosum.