(n.) Equality of weight or force; an equipoise or a state of rest produced by the mutual counteraction of two or more forces.
(n.) A level position; a just poise or balance in respect to an object, so that it remains firm; equipoise; as, to preserve the equilibrium of the body.
(n.) A balancing of the mind between motives or reasons, with consequent indecision and doubt.
Example Sentences:
(1) In contrast with oligodendrocytes, [Cl-]i in astrocytes is significantly increased (from 20 to 40 mM) above the equilibrium distribution owing to the activity of an inward directed Cl- pump; this suggests a different mechanism of K+ uptake in these cells.
(2) 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.
(3) Fibroblasts from WHHL rabbits bound little, if any, human LDL, an apo B-containing lipoprotein, in 4 degrees C equilibrium binding experiments.
(4) Analysis of the product by equilibrium density centrifugation and processive hydrolysis with snake venom phosphodiesterase suggested that the noncomplementary nucleotides were present in phosphodiester linkage.
(5) It is shown that, by comparison of a reacting mixture at chemical equilibrium with a non-reacting but equally composed one, the sum of the mean concentrations of the reaction products can immediately be taken from optical absorption or from interferometric measurements.
(6) Equilibrium and kinetic studies of the interaction of gene 32 protein of T4 phage with single-stranded fd DNA were performed monitoring the changes in protein fluorescence.
(7) Equilibrium and kinetic aspects of the binding of several proteins to N-(3-carboxypropionyl)aminodecyl-Sepharose, an amphiphilic ampholytic adsorbent, were studied at 22 degrees C, pH 7.0, I 0.10--0.12.
(8) Ceftriaxone, a cephalosporin, is bound reversibly to defatted human serum albumin from adults, with a first stoichiometric binding constant of 60,000 M-1, as found by equilibrium dialysis at pH 7.4, 37 degrees.
(9) In addition, a redistribution of cellular controls of the host reaction to parasites may act as a complementary mechanism for establishment of the viable equilibrium between host and parasite.
(10) In addition, although aspirin does transfer the acetyl group to hemoglobin both in vitro and in vivo, in our experiments the reaction does not result in any alteration in the oxygen equilibrium of either intact erythrocytes or hemoglobin in solution.
(11) administration the time for distribution in the body amounted to 8 h. The extrapolated initial concentrations in the equilibrium to distribution amounted to 0.68% of the administered dose in the plasma volume, and the theoretical volume of distribution was 5 times the body volume.
(12) This conception of the city as an expression of both regal power and social order, guided by cosmological principles and the pursuit of yin-yang equilibrium, was unlike anything in the western tradition.
(13) A molecular weight of 51,500 was determined from sodium dodecyl sulfate polyacrylamide gel electrophoresis, while sedimentation equilibrium ultracentrifugation gave a value of 49,500.
(14) Due to the higher stability constant, of MgCDTA, as compared to MgEDTA, addition of CDTA to a medium containing free Mg2+ and MgEDTA will not only chelate the free Mg2+, but it will also shift the equilibrium from MgEDTA towards MgCDTA, i.e.
(15) At alkaline pH, the Schiff's base equilibrium can be continuously and specifically displaced by reduction in situ with sodium cyanohydridoborate, which on the other hand leaves intact the reacting aldehyde groups of oxidized tRNA.
(16) Scatchard analysis of equilibrium 125I-HA binding to permeabilized hepatocytes in suspension at 4 degrees C indicates a Kd = 1.8 x 10(-7) M and 1.3 x 10(6) molecules of HA (Mr approximately 30,000) bound per cell at saturation.
(17) If the PET measurement is commenced prior to arteriovenous equilibrium, significant errors occur in calculated CBV.
(18) Cells were labeled with [3H]AA for 3 h, followed by a 20-h equilibrium period, then exposed to 10(-8) M PTH for different time periods ranging from 2-60 min.
(19) The equilibrium binding constants for the binary complex formation of eIF-4E-eIF-4A, m7GpppG-eIF-4E, m7GpppG-eIF-4F, globin mRNA-eIF-4E, globin mRNA-eIF-4F, and globin mRNA-eIF-4A were measured by direct fluorescence titration experiments.
(20) To validate the repeated use of radionuclide equilibrium angiography for determining left ventricular (LV) ejection fraction (EF) and end-diastolic and end-systolic volumes (EDV and ESV), 25 patients were studied on an hourly basis an average of 9.1 days after acute myocardial infarction.
Stasis
Definition:
(n.) A slackening or arrest of the blood current in the vessels, due not to a lessening of the heart's beat, but presumably to some abnormal resistance of the capillary walls. It is one of the phenomena observed in the capillaries in inflammation.
Example Sentences:
(1) The main objective of these experiments was to develop and characterize a new experimental model of venous thrombosis, and determine whether a combination of vascular wall damage (crushing with hemostat clamps) and prolonged stasis produced more reproducible clots than prolonged stasis per se.
(2) This retrospective study of forty-six patients with stasis dermatitis found a 60.9 percent incidence of at least one significantly positive patch test reaction.
(3) Therefore, it appears that other processes, such as aggregation or stasis within tissues, may well be related to initiation of stone disease.
(4) Histological examination of the liver, spleen and kidneys showed congestion and stasis of blood in them, especially in glomerular vessels.
(5) Sixty-one patients had faecal stasis and 23 patients had diverticular disease.
(6) Escin was tested in the stasis edema, cotton-pellet-granuloma, and UV-erythema, i.e., in test models which seem specially suited to characterize the properties of this substance.
(7) In all burn wounds, there exists a zone of stasis which shows progressive microvascular deterioration.
(8) Intestinal stasis and mixing of urine and meconium may be predisposing factors for the calcification of meconium.
(9) The stasis of pancreatic juice in the ductal tree may result in such findings in the WHHL rabbit.
(10) The Fc-R+ and C3b-R+ mononuclear nonadherent cells were less represented in lymph in chronic stasis than in normals.
(11) In orthopaedic patients, DIC can develop following trauma (crush injuries), tissue necrosis, fat embolism, gram-negative or gram-positive sepsis, and venous stasis (bedrest).
(12) The pathological findings included intestinal stasis, intestinal blockage, acute intestinal rupture and intestinal rupture with peritonitis.
(13) The release of proinflammatory and vasoactive mediators such as leukotrienes (LT), thromboxanes, platelet activating factor (PAF), endothelins and others has been thought to be involved in the pathomechanism of mucosal injury, especially damage to the microvascular endothelium, increased vascular permeability, reduction in mucosal blood flow, vascular stasis, tissue ischemia and glandular cell necrosis.
(14) The plethysmographic measurement of the back flow apart from the phlebography of the arm is recommended for the diagnosis and control of the course of the stasis of the axillary vein.
(15) Chronic idiopathic gastric stasis can be responsible for unexplained dyspepsia.
(16) The diagnosis can be made by demonstrating abrupt cutoff of veins in the cavernous region, preferred retrograde flow of the anterior cavernous sinus, direct venous hemorrhage, and venous stasis.
(17) Sampling conditions (venous stasis, body position) contribute as does the handling of the blood sample before it reaches the laboratory, for example whether an anticoagulant is used and haemolysis, clearly meals have a major effect on serum triglycerides, but even when fasting there is probably also diurnal variation.
(18) There seems to be little evidence for permanent liver damage but very definite evidence for bile stasis and transient morphological changes.
(19) This reduction in flow is probably due to stasis in these superficial vessels, perhaps secondary to vascular damage.
(20) This haemoconcentrating effect of venous stasis seemed to be more pronounced in females than in males.