What's the difference between buffer and cushion?

Buffer


Definition:

  • (n.) An elastic apparatus or fender, for deadening the jar caused by the collision of bodies; as, a buffer at the end of a railroad car.
  • (n.) A pad or cushion forming the end of a fender, which receives the blow; -- sometimes called buffing apparatus.
  • (n.) One who polishes with a buff.
  • (n.) A wheel for buffing; a buff.
  • (n.) A good-humored, slow-witted fellow; -- usually said of an elderly man.

Example Sentences:

  • (1) 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.
  • (2) The proportion of motile spermatozoa decreased with time at the same rate when samples were prepared in either HEPES or phosphate buffers.
  • (3) The third route was quantitated by its sensitivity to probenecid and its activity was increased in saline buffers and upon addition of glucose and was inhibited by oligomycin.
  • (4) The 0.1 M phosphate buffer eluant was electrophoretically heterogeneous and did not elicit the production of bactericidal antibodies in rabbits.
  • (5) In the same buffer a resonance marked L by Russu et al.
  • (6) The polymerization of dATP, dCTP, and dGTP onto the defined length initiator, d(pA)10, has been carried out in four buffers.
  • (7) Hyperosmolar buffer slightly increased the sensitivity and maximal response to methacholine as well as the cholinergic twitch to electric field stimulation.
  • (8) The present results using approximately 12% hemoglobin concentration in 0.1 M Bistris buffer at pD 7 and 27 degrees C with and without organic phosphate show that there is no significant line broadening on oxygenation (from 0 to 50% saturation) to affect the determination of the intensities or areas of these resonances.
  • (9) These results indicate that FMLP increased a pulmonary microvascular permeability in isolated buffer-perfused rabbit lungs that is PMN dependent and mediated by LT produced possibly by a result of ROS production.
  • (10) 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.
  • (11) 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.
  • (12) Studies were conducted in isolated, buffer-perfused rat lungs to determine if prostaglandin (PG) E1 attenuated pulmonary edema provoked by hydrogen peroxide (H2O2).
  • (13) One cellulase is buffer-soluble, the other buffer-insoluble but extractable with high salt concentrations.
  • (14) A pH 2.5 buffer was found to be the most effective solution for eluting gp41 from a 41-1S monoclonal antibody column.
  • (15) Furthermore, even the action of Lys-5 on the Pseudomonas OM was abolished when the assays were performed in the presence of 150 mM NaCl instead of the low-ionic strength buffer earlier used by investigators studying the effect of polycations on the Pseudomonas OM.
  • (16) The results suggest that the conversion of the HRP-TMB reaction product to an electron-dense form during osmication is intimately associated with the pH of the phosphate buffer and the total time of osmication.
  • (17) This combined process decreased by 63% the decimal reduction times for the heat treatment when the organism was suspended in buffer and by 43% when suspended in milk.
  • (18) The temperature-activated 4 to 5 S EBP transformation is found to be highly reproducible without loss of [3H]estradiol-binding activity in a buffer containing an excess of [3H]estradiol, 40 mM Tris, 1 mM dithiothreitol, and 1 M urea at pH 7.4.
  • (19) Incubation of freshly isolated rat hepatocytes with highly purified radiolabeled rat transferrin in weakly buffered medium in the presence of 10 mM ethanol resulted in a marked diminution of iron uptake by these cells, associated with a greater pH depression than in ethanol-free control studies.
  • (20) It was found that the use of a pH 9.6 buffer during the coating of ELISA plates led to the dissociation of virions into subunits which bound preferentially to the solid phase.

Cushion


Definition:

  • (n.) A case or bag stuffed with some soft and elastic material, and used to sit or recline upon; a soft pillow or pad.
  • (n.) Anything resembling a cushion in properties or use
  • (n.) a pad on which gilders cut gold leaf
  • (n.) a mass of steam in the end of the cylinder of a steam engine to receive the impact of the piston
  • (n.) the elastic edge of a billiard table.
  • (n.) A riotous kind of dance, formerly common at weddings; -- called also cushion dance.
  • (v. t.) To seat or place on, or as on a cushion.
  • (v. t.) To furnish with cushions; as, to cushion a chaise.
  • (v. t.) To conceal or cover up, as under a cushion.

Example Sentences:

  • (1) Immunostaining revealed that cushion mesenchymal cells cultured on substrata other than vitronectin synthesized vitronectin.
  • (2) In general, after recording a baseline tympanogram, mechanically created positive and negative air pressures are created in a hermetically sealed ear canal causing increased pressure on the middle ear air cushion.
  • (3) Despite campaign pledges from both leading parties that, if elected, they will try to cushion the blow, the measures add amount to a daunting legislative programme from which Greece’s new prime minister – whatever his name – will find it difficult, if not impossible, to deviate.
  • (4) PNA binding sites capped by sialic acid were most abundant in the developing rat heart during the critical period of endocardial cushion formation and decreased as development proceeded.
  • (5) Pancreatic RNAs were isolated by the guanidinium thiocyanate method and layered onto CsCl cushion.
  • (6) Updated at 7.20pm BST 7.18pm BST Frame 25 Good break from Ronnie, cue ball tight on the top cushion behind the green.
  • (7) An increase in the bank’s capital cushion during the first three months of the year has helped fuel expectations that the size of the payout could rise rapidly in the future.
  • (8) Shrewsbury and University College also cemented a lifelong friendship with Richard Ingrams, one of the founders and editors of Private Eye, for which Foot was to do some of his finest work, cushioning attacks on the scandalous nature of Ingrams' organ with corruption exposed by the "serious side".
  • (9) In nine specimens removed 5 days to 16 months after embolization therapy, a series of pathologic changes was seen, including patchy mural angionecrosis (adjacent to bucrylate fragments) up to six weeks after embolization, the presence of bucrylate in vessel walls and fibromuscular intimal cushions, and the occurrence (after several months) of entirely extravascular bucrylate.
  • (10) The plantar cushion reflex in cats was examined as a model system in a mammal for the study of the effects of repeated stimulation on neural transmission.
  • (11) The EBA found that, among the British-based banks, Royal Bank of Scotland had the lowest capital cushion after the stress tests of 6.3%, followed by Barclays with a ratio of 7.3%, Lloyds at 7.7%, and HSBC the highest at 8.5%.
  • (12) Ali said the cushioning would have made little difference.
  • (13) During heart development in the chick some of the endocardial cells that cover the cushion areas leave the cushion endocardium, seed the underlying cardiac jelly, and are transformed into mesenchyme.
  • (14) The diagnosis of overriding mitral valve should be suspected in any patient with significant conotruncal anomalies and underdeveloped left ventricle, especially the patient with double outlet right ventricle, and in the patient with endocardial cushion defect, hypoplasia of the left ventricle, and obstructive anomalies of the aortic arch.
  • (15) Her cushions featuring maps of two countries have been popular as wedding gifts for multinational couples.
  • (16) While sphincteric activity is important for continence, other mechanisms such as the anorectal angle and anal cushions are also of relevance.
  • (17) The formation of small craterlike defects was observed on the distal ventral and proximal left bulbar cushions.
  • (18) The Bank of England sends a clear message to banks today to cut staff bonuses and share dividends so that they can bolster their capital cushions while maintaining lending to businesses and households.
  • (19) The dynamic impact tests at Southwest Research Institute for the first time exposed human volunteers to production-like driver air cushion system depolyments at impact levels equivalent to a 30 mph barrier crash (48 kph).
  • (20) However, to cushion the blow ministers offered £100m in "transitional grants" to councils that designed schemes that would offer some protection to the poor.