What's the difference between buffer and stock?

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.

Stock


Definition:

  • (n.) The stem, or main body, of a tree or plant; the fixed, strong, firm part; the trunk.
  • (n.) The stem or branch in which a graft is inserted.
  • (n.) A block of wood; something fixed and solid; a pillar; a firm support; a post.
  • (n.) Hence, a person who is as dull and lifeless as a stock or post; one who has little sense.
  • (n.) The principal supporting part; the part in which others are inserted, or to which they are attached.
  • (n.) The wood to which the barrel, lock, etc., of a musket or like firearm are secured; also, a long, rectangular piece of wood, which is an important part of several forms of gun carriage.
  • (n.) The handle or contrivance by which bits are held in boring; a bitstock; a brace.
  • (n.) The block of wood or metal frame which constitutes the body of a plane, and in which the plane iron is fitted; a plane stock.
  • (n.) The wooden or iron crosspiece to which the shank of an anchor is attached. See Illust. of Anchor.
  • (n.) The support of the block in which an anvil is fixed, or of the anvil itself.
  • (n.) A handle or wrench forming a holder for the dies for cutting screws; a diestock.
  • (n.) The part of a tally formerly struck in the exchequer, which was delivered to the person who had lent the king money on account, as the evidence of indebtedness. See Counterfoil.
  • (n.) The original progenitor; also, the race or line of a family; the progenitor of a family and his direct descendants; lineage; family.
  • (n.) Money or capital which an individual or a firm employs in business; fund; in the United States, the capital of a bank or other company, in the form of transferable shares, each of a certain amount; money funded in government securities, called also the public funds; in the plural, property consisting of shares in joint-stock companies, or in the obligations of a government for its funded debt; -- so in the United States, but in England the latter only are called stocks, and the former shares.
  • (n.) Same as Stock account, below.
  • (n.) Supply provided; store; accumulation; especially, a merchant's or manufacturer's store of goods; as, to lay in a stock of provisions.
  • (n.) Domestic animals or beasts collectively, used or raised on a farm; as, a stock of cattle or of sheep, etc.; -- called also live stock.
  • (n.) That portion of a pack of cards not distributed to the players at the beginning of certain games, as gleek, etc., but which might be drawn from afterward as occasion required; a bank.
  • (n.) A thrust with a rapier; a stoccado.
  • (n.) A covering for the leg, or leg and foot; as, upper stocks (breeches); nether stocks (stockings).
  • (n.) A kind of stiff, wide band or cravat for the neck; as, a silk stock.
  • (n.) A frame of timber, with holes in which the feet, or the feet and hands, of criminals were formerly confined by way of punishment.
  • (n.) The frame or timbers on which a ship rests while building.
  • (n.) Red and gray bricks, used for the exterior of walls and the front of buildings.
  • (n.) Any cruciferous plant of the genus Matthiola; as, common stock (Matthiola incana) (see Gilly-flower); ten-weeks stock (M. annua).
  • (n.) An irregular metalliferous mass filling a large cavity in a rock formation, as a stock of lead ore deposited in limestone.
  • (n.) A race or variety in a species.
  • (n.) In tectology, an aggregate or colony of persons (see Person), as trees, chains of salpae, etc.
  • (n.) The beater of a fulling mill.
  • (n.) A liquid or jelly containing the juices and soluble parts of meat, and certain vegetables, etc., extracted by cooking; -- used in making soup, gravy, etc.
  • (v. t.) To lay up; to put aside for future use; to store, as merchandise, and the like.
  • (v. t.) To provide with material requisites; to store; to fill; to supply; as, to stock a warehouse, that is, to fill it with goods; to stock a farm, that is, to supply it with cattle and tools; to stock land, that is, to occupy it with a permanent growth, especially of grass.
  • (v. t.) To suffer to retain milk for twenty-four hours or more previous to sale, as cows.
  • (v. t.) To put in the stocks.
  • (a.) Used or employed for constant service or application, as if constituting a portion of a stock or supply; standard; permanent; standing; as, a stock actor; a stock play; a stock sermon.

Example Sentences:

  • (1) The high frequency of increased PCV number in San, S.A. Negroes and American Negroes is in keeping with the view that the Khoisan peoples (here represented by the San), the Southern African Negroes and the African ancestors of American Blacks sprang from a common proto-negriform stock.
  • (2) The ulcers on seven of ten legs (70%) treated with Unna's boots and on 10 of 14 legs (71%) treated with elastic support stocking healed.
  • (3) Adjunctive usage of elastic stockings and intermittent compression pneumatic boots in the perioperative period was helpful in controlling leg swelling and promoting wound healing.
  • (4) China’s stock market rout Shanghai stocks Chinese shares have tumbled in recent weeks against the backdrop of a slowdown in the world’s second-largest economy .
  • (5) Half a million homes were sold in Scotland, we lost a huge, huge chunk of stock, and as house prices began to escalate so any asset to the community has gone.
  • (6) Nintendo’s share price on the Tokyo Stock Exchange has plummeted 17% in one day, apparently due to investors belatedly discovering that the company doesn’t actually make Pokémon Go , the latest mobile gaming phenomenon.
  • (7) The PTA take 25% of sales, and most parents donate unsold stock."
  • (8) Analysis of mice injected with helper-free P90A virus stocks demonstrates that the variants are generated during viral replication in vivo, probably as a consequence of error-prone reverse transcription.
  • (9) Born in Dublin and educated at University College Dublin, he has also served on the board of the Washington Post, General Electric, Waterford Wedgwood and the New York Stock Exchange.
  • (10) As well as stocking second-hand items for purchase, charity shops such as Oxfam have launched Christmas gifts to provide specific help for poor communities abroad.
  • (11) Philip Shaw, chief economist at Investec, said: “Clearly, there is a much greater chance that the euro hits parity with the US dollar once again, as it first did in 1999.” Stock markets climbed and bond yields fell as the markets digested the full implications of the massive QE project that will involve the ECB buying €60bn (£45bn) of bonds a month until September 2016 or when eurozone inflation nears the central bank’s 2% target.
  • (12) First, the possibility of "vertical" transmission of the virus was examined, as the Papio stock in Sukhumi was genetically homogeneous.
  • (13) Results of trials designed to determine forage production at various stocking densities may not reflect the nutritive value of the forage, but instead the severity of parasite exposure.
  • (14) Shares in energy companies lost ground as the impact of the drop in oil prices rippled through European stock markets.
  • (15) In the 46 herds in which only the adult stock were slaughtered, 11 herds suffered breakdowns.
  • (16) "I believe it is important to take stock of how technological advances alter the environment in which we conduct our intelligence mission," he explained.
  • (17) World stock markets suffered another bout of heavy losses when trading began on Thursday, with the FTSE 100 falling 57 points within the opening minutes to 5879.
  • (18) The closest town of any size is Burns, population 2,806, where you should stock up on petrol, food and water before heading south into the wilderness on the 66-mile Steens Mountain Backcountry Byway.
  • (19) During the last ten years the stock of pigs in the Netherlands has doubled.
  • (20) Analysis by six enzymes (aspartate aminotransferase; alanine aminotransferase; malate dehydrogenase; glucose-6-phosphate dehydrogenase; phosphoglucomutase; and glucose-phosphate isomerase) showed that these stocks have identical enzyme profiles and form a distinct zymodeme grouping.