What's the difference between constant and stable?

Constant


Definition:

  • (v. t.) Firm; solid; fixed; immovable; -- opposed to fluid.
  • (v. t.) Not liable, or given, to change; permanent; regular; continuous; continually recurring; steadfast; faithful; not fickle.
  • (v. t.) Remaining unchanged or invariable, as a quantity, force, law, etc.
  • (v. t.) Consistent; logical.
  • (n.) That which is not subject to change; that which is invariable.
  • (n.) A quantity that does not change its value; -- used in countradistinction to variable.

Example Sentences:

  • (1) Between 25 and 40 degrees C, the thermal dependencies of VR and f were approximately constant (Q10's of 1.31 and 1.36 got VR and f, respectively).
  • (2) By 24 hr, rough endoplasmic reticulum in thecal cells increased from 4.2 to 7% of cell volume, while the amount in granulosa cells increased from less than 3.5% to more than 10%; the quantity remained relatively constant in the theca but declined to prestimulation values in the granulosa layer.
  • (3) The norepinephrine values remained constant on the three days.
  • (4) At the same time the duodenum can be isolated from the stomach and maintained under constant stimulus by a continual infusion at regulated pressure, volume and temperature into the distal cannula.
  • (5) Rise time and fall time constants have been quantified for describing kinetics of response.
  • (6) Standard nerve conduction techniques using constant measured distances were applied to evaluate the median, ulnar and radial nerves.
  • (7) The stopped-flow technique was used to measure the rate constants for the reactions between the oxidized forms of peroxidase with luminol and the following substrates: p-iodophenol, p-bromophenol, p-clorophenol, o-iodophenol, m-iodophenol, luciferin, and 2-iodo-6-hydroxybenzothiazole.
  • (8) The family comprises at least three variable (V) gene segments, three constant (C) gene segments, and three junction (J) gene segments.
  • (9) This value is about 30 times higher than the association constant for guanine-cytosine base pair formation under the same experimental conditions.
  • (10) There is a relationship between the duration of stimulation (t) and the total heat production (H) of the type H = A plus bt, where A and b are constants.
  • (11) Naloxone injection into those rats exposed to constant illumination significantly increased hypothalamic levels of beta-endorphin compared to saline injected controls.
  • (12) [5alpha-(3)H]5alpha-Androst-16-en-3-one (5alpha-androstenone) was infused at a constant rate for 180min into the spermatic artery of a sexually mature boar.
  • (13) The birds were maintained at a constant temperature in, dim green light.
  • (14) We previously established that the binding constant (Ka) of this receptor site for the chemically synthesized model AGE, 2-(2-furoyl)-4(5)-(2-furanyl)-1H- imidazole-butyric acid (FFI-BA), on cells of the mouse macrophagelike cell line RAW 264.7 is identical to that for AGE proteins.
  • (15) On the other hand, if we correct for the population of HMM with degraded light chain 2, the difference in the binding constants in the presence and absence of Ca2+ may be as great as 5-fold.
  • (16) The matter is now in the hands of the Guernsey police and the law officers.” One resident who is a constant target of the paper and has complained to police, Rosie Guille, said the allegations had a “huge impact on morale” on the island.
  • (17) Stability of kinetic constants for a long period of time is demonstrated.
  • (18) The association constants K'A, KN, and K'N in the scheme (see article), were determined for the magnesium salts of ADP, adenyl-5'-yl imidodiphosphate AMP-P(NH)P, and PPi.
  • (19) As total pancreatectomy markedly reduces the pancreatic hormone level, leading to a mortal hypoglycaemia, we attempted to maintain plasma glucose within the normal range by constant I.V.
  • (20) Utilizing a range of operative Michaelis-Menten parameters that characterize phenytoin elimination via a single capacity-limited pathway, a situation assuming instantaneous absorption (case I) is compared with the situation in which continuous constant-rate absorption occurs (case II).

Stable


Definition:

  • (v. i.) Firmly established; not easily moved, shaken, or overthrown; fixed; as, a stable government.
  • (v. i.) Steady in purpose; constant; firm in resolution; not easily diverted from a purpose; not fickle or wavering; as, a man of stable character.
  • (v. i.) Durable; not subject to overthrow or change; firm; as, a stable foundation; a stable position.
  • (v. t.) To fix; to establish.
  • (v. i.) A house, shed, or building, for beasts to lodge and feed in; esp., a building or apartment with stalls, for horses; as, a horse stable; a cow stable.
  • (v. t.) To put or keep in a stable.
  • (v. i.) To dwell or lodge in a stable; to dwell in an inclosed place; to kennel.

Example Sentences:

  • (1) It is supposed that delta-sleep peptide along with other oligopeptides is one of the factors determining individual animal resistance to emotional stress, which is supported by significant delta-sleep peptide increase in hypothalamus in stable rats.
  • (2) F(420) is photolabile aerobically in neutral and basic solutions, whereas the acid-stable chromophore is not photolabile under these conditions.
  • (3) These organic compounds were found to be stable on the sorbent tubes for at least seven days.
  • (4) A new and simple method of serotyping campylobacters has been developed which utilises co-agglutination to detect the presence of heat-stable antigens.
  • (5) We similarly evaluated the ability of other phospholipids to form stable foam at various concentrations and ethanol volume fractions and found: bovine brain sphingomyelin greater than dipalmitoyl 3-sn-phosphatidylcholine greater than egg sphingomyelin greater than egg lecithin greater than phosphatidylglycerol.
  • (6) The constitution of chromosomes in the two plasmacytomas remained remarkably stable in their homogeneous modal population.
  • (7) This would disrupt and prevent Isis from maintaining stable and reliable sources of income.
  • (8) Reiteration VII (within protein coding regions of genes US10 and US11) and reiteration IV (within introns of genes US1 and US12) were stable between the isolates (group 1).
  • (9) This Mr 20,000 inhibitory activity was acid and heat stable and sensitive to dithiothreitol and trypsin.
  • (10) Under these conditions, arterial pressure and sodium balance remained stable.
  • (11) Stable factor-dependent B-cell hybridomas were used to monitor the purification of the growth factor from the supernatant of a clonotypically stimulated mouse helper T-cell clone.
  • (12) This study describes the consequences of acute prostaglandin synthesis inhibition on the hemodynamic effects of nitroglycerin in patients with stable angina pectoris.
  • (13) Eighty-eight patients (97%) had a stable fixation and 77 (85%) had resumed preoperative activity or were working but with a residual deficit.
  • (14) In the dark the 6-azidoflavoproteins are quite stable, except for L-lactate oxidase, where spontaneous conversion to the 6-amino-FMN enzyme occurs slowly at pH 7.
  • (15) When antibodies were bound to cell-surface DPP IV at 4 degrees C, the immune complex remained stable for more than 1 h after rewarming to 37 degrees C, despite ongoing metabolic and membrane transport processes.
  • (16) Chemical modification of aldolase leads to formation of stable N epsilon (4-carboxybenzenesulfonyl-lysine (Cbs-Lys) and O-(4-carboxybenzenesulfonyl-tyrosine (Cbs-Tyr) derivatives.
  • (17) The administration of stable analogue of the leu-enkephalin did not alter the concentration of cortisole and aldosterone in the blood of white male rats whereas this concentration increased after administration of the parathormone.
  • (18) Both stable and labeled T3 were likewise found in these sera.
  • (19) Sec-alpha-halo-nitro compounds are active antibacterial and antifungal agents, and the sec-bromo derivatives are the most active and stable.
  • (20) These results indicate that the Mn-DTPASA complex is not stable.