(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.
Gap
Definition:
(n.) An opening in anything made by breaking or parting; as, a gap in a fence; an opening for a passage or entrance; an opening which implies a breach or defect; a vacant space or time; a hiatus; a mountain pass.
(v. t.) To notch, as a sword or knife.
(v. t.) To make an opening in; to breach.
Example Sentences:
(1) Linear and annular gap junctions between neighbouring cells were present, particularly in Group 1.
(2) We conclude that removal of dimers and repair of gaps were similar in all cases.
(3) Hence the major role of the 14-A arm of carboxybiotin is not to permit a large carboxyl migration but, rather to permit carboxybiotin to traverse the gap which occurs at the interface of three subunits and to insinuate itself between the CoA and keto acid sites.
(4) The junctional currents were already constant 1 ms after step changes in the junctional voltage; this was three orders of magnitude faster than the other known examples of voltage-controlled gap junctions between embryonic cells.
(5) These two enzymes may act jointly in filling up the gaps along the DNA molecule and elongating the DNA chain.
(6) Preliminary hearing results of 45 cases show air-bone gap closure of 67% within 10 dB and 98% within 20 dB.
(7) Measurements were made of the width of the marginal gap for three sites at each of four stages: (1) after the shoulder firing, (2) after the body-incisal firing, (3) after the glaze firing, and (4) after a correction firing.
(8) Office of National Statistics figures published in November last year showed that men earn 9.4% more than women, the lowest gender gap since records began in 1997.
(9) To a large extent, the failure has been a consequence of a cold war-style deadlock – Russia and Iran on one side, and the west and most of the Arab world on the other – over the fate of Bashar al-Assad , a negotiating gap kept open by force in the shape of massive Russian and Iranian military support to keep the Syrian regime in place.
(10) These activities define both the polarity of the anterior-posterior (AP) axis and the spatial domains of expression of the zygotic gap genes, which in turn control the subsequent steps in segmentation.
(11) After loss of permanent central incisors the treatment of choice could be either orthodontic closure or maintenance of the gap for a replacement-prosthetic, autotransplantation or implant.
(12) PTH, an inducer of shape change, did not affect the number of gap junctions appreciably.
(13) The primary aim of future work must still be directed toward preventing the formation of a gap between the restoration and the tooth.
(14) Since testosterone influenced both tissue stores and PDBu-stimulated secretion of LHRH and GAP, this steroid may selectively regulate biosynthesis and secretion of pro-LHRH-derived peptides through activation of the metabolic cascade involving the PKC system.
(15) Microsequencing of the peptides resolved by sodium dodecyl sulfate-polyacrylamide gel electrophoresis indicates that the amino terminus of the protein is disposed at or near the cytoplasmic surface of the gap junction, and that this surface also contains a protease-hypersensitive hydrophilic sequence between residues 109 and 123, presumably connecting the second and third transmembrane segments.
(16) The present investigation shows that the intramembranous proteins of tight and gap junctions are mobile structures within the fluid membrane.
(17) The report also recommends including justice and victim of violence targets in the national Closing the Gap strategy, recognising foetal alcohol spectrum disorders as a disability before the courts, and making a national commitment to a justice reinvestment approach to find community-based solutions to youth crime.
(18) Regions within the desmosome where the two plasma membranes converged suggested that gap junctions were a component of the desmosome-like junctions.
(19) The frequency of chromosome and chromatid gaps and chromosome deletions was significantly higher among workers than among controls, and the same was true for the number of individuals with some type of chromosome alteration.
(20) Gap junctions were of different sizes and frequently composed of a small number of connexons organized in polygonal aggregates or linear arrays.