What's the difference between partition and valve?

Partition


Definition:

  • (v.) The act of parting or dividing; the state of being parted; separation; division; distribution; as, the partition of a kingdom.
  • (v.) That which divides or separates; that by which different things, or distinct parts of the same thing, are separated; separating boundary; dividing line or space; specifically, an interior wall dividing one part or apartment of a house, an inclosure, or the like, from another; as, a brick partition; lath and plaster partitions.
  • (v.) A part divided off by walls; an apartment; a compartment.
  • (v.) The servance of common or undivided interests, particularly in real estate. It may be effected by consent of parties, or by compulsion of law.
  • (v.) A score.
  • (v. t.) To divide into parts or shares; to divide and distribute; as, to partition an estate among various heirs.
  • (v. t.) To divide into distinct parts by lines, walls, etc.; as, to partition a house.

Example Sentences:

  • (1) The relative rates of reduction of several spin-labeled molecules that partition differently across the hy-drophobic-interface of inner membranes from rat liver mitochondria were investigated.
  • (2) Isoprenylated proteins were enriched in the detergent phase upon partition with the non-ionic detergent Triton X-114.
  • (3) This provides unequivocal evidence that partitioning is the dominant form of retention for small nonpolar solutes.
  • (4) Folch extraction and partition followed by silicic acid column chromatography revealed the antigens to be glycolipids.
  • (5) The volume changes of the respiratory system were partitioned using an inductance plethysmograph.
  • (6) Equilibrium-partitioning measurements indicate that the relative affinities of different probes for PC-rich vesicles, in competition with HODMA or DOTAP vesicles, increase with increasing hydrogen-bonding capacity of the probe headgroup in the order PC less than N,N-dimethyl PE less than N-methyl PE less than PE approximately phosphatidyl-2-amino-1-propanol.
  • (7) The partition ratio of 2.0 obtained for the reaction with L 658758 approaches that of an optimal inhibitor.
  • (8) In addition, our data suggest that part of the difference may reside in differential partitioning of lipid into lysosomes.
  • (9) Changing the partition of the load on the femoral surface and the permeability at the tibial surface changes the time-dependent response, but has little effect on the strain distributions at times of the order of 5 s considered in this study.
  • (10) This symmetry, with respect to the sign of the charge, indicates that discreteness-of-charge effects are not significant in determining the potential-sensitive phase partitioning of these probes in model membranes.
  • (11) At pH 7.0, acrylamide partitions between the bulk aqueous phase and the proteins, human serum albumin, monellin and ovalbumin.
  • (12) Two-phase systems consisting of water, dextran and poly(ethylene glycol) have been used for partition of membranes obtained from Torpedo marmorata electric organ.
  • (13) P61 is solubilized by Triton X-114 treatment of membranes and partitions into the detergent phase upon warming.
  • (14) It was founded in 1984 by Hussain, a former Chicago cab driver, and won broad support among the "mohajirs" - Muslims who fled India after partition in 1947.
  • (15) The history of the relationship of biological activity to partition coefficient and related properties is briefly reviewed.
  • (16) Triton X-114 solubilized material from both the virulent and attenuated strains, which partitioned into the hydrophobic, detergent phase, contained LLS and major proteins of 41 and 44 kDa, which were also immunoprecipitable from intact organisms.
  • (17) This may lead to large errors in pathological tissue because the partition coefficient changes significantly in brain tumors.
  • (18) Experimental data are presented for: (a) the flux of diflorasone diacetate through hairless mouse skin, (b) the percutaneous penetration profile of propylene glycol, (c) the effects of vehicle concentrations of polyoxypropylene 15 stearyl ether and propylene glycol on the percutaneous flux of diflorasone diacetate, (d) skin--vehicle partition coefficients of diflorasone diacetate, (e) the solubility profile of diflorasone diacetate as a function of solvent concentration, and (f) the alteration of the skin's resistance to the penetration of diflorasone diacetate due to propylene glycol.
  • (19) Our present results thus provide parameters for the separation of cells by partition in addition to or instead of membrane charge depending on the polymer and salt composition and concentration selected.
  • (20) A methanol-aqueous KCl extraction is used, followed by cleanup with clarifying agents and partition into chloroform.

Valve


Definition:

  • (n.) A door; especially, one of a pair of folding doors, or one of the leaves of such a door.
  • (n.) A lid, plug, or cover, applied to an aperture so that by its movement, as by swinging, lifting and falling, sliding, turning, or the like, it will open or close the aperture to permit or prevent passage, as of a fluid.
  • (n.) One or more membranous partitions, flaps, or folds, which permit the passage of the contents of a vessel or cavity in one direction, but stop or retard the flow in the opposite direction; as, the ileocolic, mitral, and semilunar valves.
  • (n.) One of the pieces into which a capsule naturally separates when it bursts.
  • (n.) One of the two similar portions of the shell of a diatom.
  • (n.) A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, as in the barberry.
  • (n.) One of the pieces or divisions of bivalve or multivalve shells.

Example Sentences:

  • (1) This paper discusses the typical echocardiographic patterns of a variety of important conditions concerning the mitral valve, the left ventricle, the interatrial and interventricular septum as well as the influence of respiration on the performance of echocardiograms.
  • (2) External phonocardiography performed at the time of cardiac catheterization revealed that this loud midsystolic click disappeared whenever a catheter was positioned across the mitral valve.
  • (3) All patients with localized subaortic hypertrophy had left ventricular hypertrophy (left ventricular mass or posterior wall thickness greater than 2 SD from normal) with a normal size cavity due to aortic valve disease (2 patients were also hypertensive).
  • (4) Valve-related complications were noted in four patients.
  • (5) Digestion is initiated in the gastric region by secretion of acid and pepsin; however, diversity of digestive enzymes is highest in the post-gastric alimentary canal with the greatest proteolytic activity in the spiral valve.
  • (6) The aortic area (Torlin) for diseased stenotic aortic valves was calculated in 10 patients using two different methods; data obtained in preoperative cardiac catheterization and by intraoperative flowmetric and aortic and left ventricular pressure-recording measurements, and their mutual correlation was tested.
  • (7) He underwent a mitral and aortic valve replacement, followed by a complicated postoperative course.
  • (8) In addition, spontaneous platelet aggregation is increased when vegetations are present on cardiac valves.
  • (9) This report represents the first comprehensive description of instantaneous and continous phasic blood velocity at the mitral valve during atrial arrhythmias in man.
  • (10) This study demonstrated that significant global and regional ventricular dysfunction develops immediately after removal of the papillary muscles, whereas myocardial contractility is preserved in patients undergoing mitral valve repair.
  • (11) The autopsy findings in 41 patients with University of Cape Town aortic valve prostheses were studied.
  • (12) This developed concept of "valve only" energy loss has the potential of standardising the findings of different research groups by removing the arbitrary selection of measurement points from reported results.
  • (13) The organisms were predominantly associated with host deposits of erythrocytes, phagocytes, platelets, and fibrinous-appearing material, which collectively appeared on the valve surface in response to trauma.
  • (14) Autopsy revealed a primary intimal sarcoma with osteogenic elements arising in the posterior leaflet of the pulmonary valve and obstructing the main pulmonary artery and its right branch.
  • (15) With a series of 117 aortic valve replacements, the authors have examined the results in relation to the method of protecting the myocardium while the aorta is clamped off.
  • (16) Left ventricular rupture is a serious complication of mitral valve replacement.
  • (17) Any type of valve element can serve as the expiratory valve.
  • (18) Echocardiographic findings included an abrupt midsystolic, posterior motion (greater than 3 mm beyond the CD line) in five patients, multiple sequence echoes in six, and posterior coaptation of the mitral valve near the left atrial wall in six.
  • (19) A block of tissue bounded by the ostium of the coronary sinus, the pars membranacea, the septal leaflet of the tricuspid valve and the atrial and ventricular septa is removed.
  • (20) A case of tricuspid valve endocarditis with spinal epidural abscess caused by Actinobacillus actinomycetemcomitans is reported in a 74-year-old male with an endocardial pacemaker.