What's the difference between contrast and patch?

Contrast


Definition:

  • (v. i.) To stand in opposition; to exhibit difference, unlikeness, or opposition of qualities.
  • (v. t.) To set in opposition, or over against, in order to show the differences between, or the comparative excellences and defects of; to compare by difference or contrariety of qualities; as, to contrast the present with the past.
  • (v. t.) To give greater effect to, as to a figure or other object, by putting it in some relation of opposition to another figure or object.
  • (n.) The act of contrasting, or the state of being contrasted; comparison by contrariety of qualities.
  • (n.) Opposition or dissimilitude of things or qualities; unlikeness, esp. as shown by juxtaposition or comparison.
  • (n.) The opposition of varied forms, colors, etc., which by such juxtaposition more vividly express each other's peculiarities.

Example Sentences:

  • (1) In contrast, DNA polymerase alpha, the enzyme involved in chromosomal DNA replication, was relatively insensitive to CA1.
  • (2) In contrast, arteries which were exposed to CO showed a higher uptake of cholesterol as compared to their corresponding control.
  • (3) In contrast, resting cells of strain CHA750 produced five times less IAA in a buffer (pH 6.0) containing 1 mM-L-tryptophan than did resting cells of the wild-type, illustrating the major contribution of TSO to IAA synthesis under these conditions.
  • (4) In contrast to previous reports, these tumours were more malignant than osteosarcomas and showed a five-year survival rate of only 4-2 per cent.
  • (5) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
  • (6) Among the migrants from the regions with contrasting climatic conditions.
  • (7) In contrast, the effects of deltamethrin and cypermethrin promote transmitter release by a Na+ dependent process.
  • (8) In contrast to L2 and L3 in L1 the mid gut runs down in a straight line without any looping.
  • (9) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
  • (10) To determine the accuracy of double-contrast arthrography in complete rotator cuff tears, we studied 805 patients thought to have a complete rotator cuff tear who had undergone double-contrast shoulder arthrography (DCSA) between 1978 and 1983.
  • (11) High levels of spirochetes also were detected in diseased sites with phase-contrast microscopy.
  • (12) TR was classified as follows: severe (massive systolic opacification and persistence of the microbubbles in the IVC for at least 20 seconds); moderate (moderate systolic opacification lasting less than 20 seconds); mild (slight systolic opacification lasting less than 10 seconds); insignificant TR (sporadic appearance of the contrast medium into the IVC).
  • (13) In contrast, HEL antigen requires metabolically active cells for both of these processes.
  • (14) In contrast, idiopathic GH deficient girls have an onset of puberty and PHV nearer to a normal chronological age and at an early bone age.
  • (15) In contrast, human breast milk contained substantially increased levels of immunoreactive PTHrP.
  • (16) In contrast, in those subjects with chronic non-migrainous headache, the administration of piribedil had no effect.
  • (17) In contrast with oligodendrocytes, [Cl-]i in astrocytes is significantly increased (from 20 to 40 mM) above the equilibrium distribution owing to the activity of an inward directed Cl- pump; this suggests a different mechanism of K+ uptake in these cells.
  • (18) In contrast, the ryanodine receptor is observed in dendritic shafts, but not in the spines.
  • (19) In contrast sham-hemodialysis in group CA and group PS, respectively, did not result in significant increases in amino acid efflux from the leg implying that the protein catabolic effect of blood membrane contact depends on the chemical properties of dialysis membranes.
  • (20) In contrast, the association of serum cholesterol with mortality due to causes other than coronary heart disease changed during follow-up (interaction of cholesterol with follow-up period: p = 0.004).

Patch


Definition:

  • (n.) A piece of cloth, or other suitable material, sewed or otherwise fixed upon a garment to repair or strengthen it, esp. upon an old garment to cover a hole.
  • (n.) A small piece of anything used to repair a breach; as, a patch on a kettle, a roof, etc.
  • (n.) A small piece of black silk stuck on the face, or neck, to hide a defect, or to heighten beauty.
  • (n.) A piece of greased cloth or leather used as wrapping for a rifle ball, to make it fit the bore.
  • (n.) Fig.: Anything regarded as a patch; a small piece of ground; a tract; a plot; as, scattered patches of trees or growing corn.
  • (n.) A block on the muzzle of a gun, to do away with the effect of dispart, in sighting.
  • (n.) A paltry fellow; a rogue; a ninny; a fool.
  • (v. t.) To mend by sewing on a piece or pieces of cloth, leather, or the like; as, to patch a coat.
  • (v. t.) To mend with pieces; to repair with pieces festened on; to repair clumsily; as, to patch the roof of a house.
  • (v. t.) To adorn, as the face, with a patch or patches.
  • (v. t.) To make of pieces or patches; to repair as with patches; to arrange in a hasty or clumsy manner; -- generally with up; as, to patch up a truce.

Example Sentences:

  • (1) Graft life is even more prolonged with patch angioplasty at venous outflow stenoses or by adding a new segment of PTFE to bypass areas of venous stenosis.
  • (2) The surface phenotypes of bovine intestinal leukocytes isolated from the intraepithelium (IEL), lamina propria (LPL) and Peyer's patches (PPL) of the small intestinal mucosa of normal adult cows were determined using monoclonal antibodies (mAb) specific to adult bovine peripheral blood leukocytes (PBL).
  • (3) We retrospectively studied the incidence and course of epoxy resin contact dermatitis in 2265 patients in whom contact dermatitis was confirmed by patch testing.
  • (4) A marked analgesic effect was found after application of morphine hydrochloride patch containing Azone and N-methyl-2-pyrrolidone.
  • (5) The internal carotid diameters increased 20% to 30% for both the vein and synthetic patched arteries.
  • (6) The authors propose three regular procedures with which they are experienced: repair with a large retromuscular nonabsorbable synthetic tulle prosthesis for extensive epigastric eventrations, fillup aponeuroplasty using the sheath of the rectus abdominis associated with a premuscular patch in case of diastasis or of multiple superimposed orifices and suture associated with a small retromuscular auxiliary patch to treat small incisional hernias.
  • (7) The appointment of the mayor of London's brother, who formally becomes a Cabinet Office minister, is one of a series of moves designed to strengthen the political operation in Downing Street and to patch up the prime minister's frayed links with the Conservative party.
  • (8) Patch and photopatch tests with fibric acid derivatives and ketoprofen were performed in the patients, in 12 normal volunteers, and in 7 patients with photopatch-proven photocontact dermatitis to ketoprofen.
  • (9) Here we report that the increase in the probability of S-channel opening with FMRFamide is mimicked by application of 12-HPETE to cell-free membrane patches that lack ATP and GTP.
  • (10) The effects of alanine, glucose and tolbutamide on insulin-secreting cells (RINm5F) have been investigated using patch-clamp and single cell intracellular Ca2+ measurements.
  • (11) Trichophytosis (T. equinum) is characterized as typical numerous small and round patches, covered by small, bran-like, asbestos-coloured scales.
  • (12) The distributions of the probabilities of seeing N channels open in multichannel patch records were not not always well fitted by the binomial distribution: it is suggested that adjacent channels could have different probabilities of being open.
  • (13) We observed a significant content of ELCF in three of seven patients with eczema prior to patch testing.
  • (14) Primary closure without a patch was associated with the least platelet uptake of all (PTFE versus vein patch, P less than 0.01; PTFE versus no patch, P less than 0.01; vein patch versus no patch, P less than 0.05).
  • (15) The channels usually ceased conducting within a few minutes after seal formation with the patch pipette and could not be re-activated with depolarizing voltage steps.
  • (16) Rupture of an attached patch was followed by a rapid (approximately 10 s), approximately 10-fold increase in outer-segment membrane current, all of which was light-sensitive.
  • (17) Five different surgical procedures were done: internal urethrotomy, Johanson-Leadbetter, patch-graft, Turner-Warwich, and dismembered technics.
  • (18) This retrospective study of forty-six patients with stasis dermatitis found a 60.9 percent incidence of at least one significantly positive patch test reaction.
  • (19) However, safe management of large duodenal defects may require the use of other methods, such as a serosal patch or creation of a duodenojejunostomy.
  • (20) Furthermore, clonidine can abolish, in reversible fashion, the acetylcholine-activated inward current determined with patch-clamp.