(v. t.) To grade or arrange (parts in a whole, colors in painting, etc.), so that they shall harmonize.
(v. t.) To bring to a certain strength or grade of concentration; as, to gradate a saline solution.
Example Sentences:
(1) With grievous amazement, never self-pitying but sometimes bordering on a sort of numbed wonderment, Levi records the day-to-day personal and social history of the camp, noting not only the fine gradations of his own descent, but the capacity of some prisoners to cut a deal and strike a bargain, while others, destined by their age or character for the gas ovens, follow "the slope down to the bottom, like streams that run down to the sea".
(2) A gradation in steady-state cyclic guanosine 3',5'-monophosphate (cGMP) levels was observed in incubated slices of these tissues (inner medula greater than outer medulla greater than cortex).
(3) In a multivariate Cox model analysis, the independent correlates of long-term survival were emergent operation with cardiogenic shock (multivariate mortality rate ratio [RR] = 14.0), use of a postoperative intraaortic balloon pump (RR = 3.9), ejection fraction less than 50% (RR = 2.4), preoperative history of congestive heart failure (RR = 2.2), cardiopulmonary bypass time (RR = 1.4 for each 30-minute increment), uncorrected mitral regurgitation (RR = 1.5 for each increment of angiographic gradation), left main coronary artery narrowing (RR = 1.7) and diabetes (RR = 1.6).
(4) To compare this staining with the occurrence of NSE in serum, a histological staining index (HSI) was established by semiquantitative gradation of the staining.
(5) The structural differences are a result of adaptations which allow gradations in mechanical output to be achieved.
(6) Also examined was the gradation of attention effects on efferent modulation demonstrated in animals but never studied in humans.
(7) Results indicate support for the 'coping hypothesis' of post-injury psychological deficits, although effects consistent with a 'gradations of severity' hypothesis were also present.
(8) Immunoglobulin (Ig) A, IgG1, AND IgG2 were detected in the gastrointestinal secretions, with an apparent gradation in stability (IgA greater than IgG1 greater than IgG2) under the conditions investigated.
(9) Thus it appears that there is a gradation of radiation damage to the hypothalamic-pituitary axis which is dependent primarily on the dose received rather than the time interval after radiotherapy.
(10) Histopathologic changes corresponded to the clinical gradation of endophthalmitis, including progressive retinal necrosis.
(11) Adenosine triphosphatase, 5'-nucleotidase, acid phosphatase and nonspecific esterase show continuous gradations of enzyme activity.
(12) • "I made a mistake by allowing myself to get drawn into a great long argument about exactly what the gradations of rape were."
(13) The experimental evidence indicates that gap genes could be responsible for both of these effects: they activate the pair-rule system asymmetrically and, when first expressed, generate a sufficiently complex landscape of concentration peaks and gradations to provide the local cues needed to correctly position and align the pair-rule stripes.
(14) Cell kinetically, urothelial carcinomas yield similar gradations.
(15) Standardized gradations of pain and function showed improvement over-all, but significant impairment remained.
(16) The authors came to the conclusion on the usefulness of such method of identification of the stomatologic material shades and even of the intermediate gradations of these shades.
(17) This latter finding emphasizes the importance of recruitment and especially synchronization of motor unit activity to the gradation of output tension.
(18) The highest row of OHC stereocilia is known to show an orderly gradation in height along the length of the cochlea.
(19) The cells of the plasmacytic category also showed fine gradations from plasmablasts to typical mature plasma cells.
(20) Replacement of Phe-82 in yeast iso-1-cytochrome c with Tyr, Leu, Ile, Ser, Ala, and Gly produces a gradation of effects on (1) the reduction potential of the protein, (2) the rate of reaction with Fe(EDTA)2-, and (3) the CD spectra of the ferricytochromes in the Soret region under conditions where contributions from the alkaline forms of these proteins are absent.
Gradient
Definition:
(a.) Moving by steps; walking; as, gradient automata.
(a.) Rising or descending by regular degrees of inclination; as, the gradient line of a railroad.
(a.) Adapted for walking, as the feet of certain birds.
(n.) The rate of regular or graded ascent or descent in a road; grade.
(n.) A part of a road which slopes upward or downward; a portion of a way not level; a grade.
(n.) The rate of increase or decrease of a variable magnitude, or the curve which represents it; as, a thermometric gradient.
Example Sentences:
(1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(2) Size analysis of the solubilized IgA IP employing sucrose density gradient ultracentrifugation, indicated that these were heterogeneous, with a size generally larger than 19 S.
(3) The pH gradient measured with dimethyloxazolidine-2,4-dione and acetylsalicylic acid was very small in both bacteria at a high pH above 8, and was not affected significantly by the addition of CCCP.
(4) Brief treadmill exercise tests showed appropriate rate response to increased walking speed and gradient.
(5) Histone mRNA, labeled with 32P or 3H-methionine during the S phase of partially synchronized HeLa cells, was isolated from the polyribosomes and purified as a "9S" component by sucrose gradient sedimentation.
(6) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
(7) Crossed immunoelectrophoresis and sucrose density gradient ultracentrifugation of the patient's plasma showed his prothrombin to be qualitatively indistinguishable from normal prothrombin by these techniques.
(8) The family history and associated anomalies were recorded and particular attention was paid to temperature gradients and neurocirculatory deficits with respect to band location.
(9) High velocity flow with a characteristic contour was recorded in patients with a significant gradient.
(10) Odds ratios were computed by multiple logistic regression analysis and revealed no additional relationships; however, there were suggested dose-response gradients for height, weight at age 20, and body surface area in the Japanese women and for breast size in the Caucasian women.
(11) This heretogeneity occurred mainly as a progressive, decreasing gradient in the first half of this pathway, between the rough endoplasmic reticulum and the mi-cisternae of the Golgi apparatus.
(12) Although the brain AP50 is prominently phosphorylated by an endogenous protein kinase in isolated coated vesicle preparations, the neuronal AP50 was not detectably phosphorylated in intact cells as assessed by two-dimensional non-equilibrium pH gradient gel electrophoresis of labeled cells dissolved directly in SDS-containing buffers.
(13) Thin layers of carbon (20 microns) and vacuoles (30 microns) suggested a large temperature gradient along the tissue ablation front.
(14) Samples are separated with a Perkoll gradient of densities (1.053, 1.069, 1.079 and 1.095).
(15) In conclusion, the ability of distal tubules to establish a significant pH gradient will contribute to the titration of non bicarbonate buffers, i.e., to titratable acid formation.
(16) From this proliferating layer, precursor cells migrate outwards to reach the developing neostriatum in a sequential fashion according to two gradients of histogenesis.
(17) At midclimax, adult and larval RBCs were separated on a Renografin continuous density gradient.
(18) After methylene blue, the gradient in resting potential across the circular layer was greatly reduced or abolished.
(19) The rhodamine 123-induced growth inhibition was partially reversed by treating the dye-pre-exposed infected erythrocytes with the proton ionophore carbonyl-cyanide m-chlorophenylhydrazone, which dissipates transmembrane proton gradients.
(20) Partially purified VLPs were found to sediment at 183S in sucrose gradients and to cross-react with antibody in acute phase sera from geographically isolated cases of ET-NANBH.