(p. p. & a) Joined or held together; leagued; confederated.
(p. p. & a) Composed or made; -- with of.
(p. p. & a) Closely or firmly united, as the particles of solid bodies; firm; close; solid; dense.
(p. p. & a) Brief; close; pithy; not diffuse; not verbose; as, a compact discourse.
(v. t.) To thrust, drive, or press closely together; to join firmly; to consolidate; to make close; -- as the parts which compose a body.
(v. t.) To unite or connect firmly, as in a system.
(n.) An agreement between parties; a covenant or contract.
Example Sentences:
(1) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
(2) DNA compactization by protamines and histones HI is discussed in terms of the results obtained.
(3) At S-L clefts, paranodal-nodal regions, and Schwann cell nuclei, the axonal areas were smaller and the NF densities were higher than at compact myelinated regions.
(4) A compact attachment for microscope-type instruments is described enabling to introduce, rapidly and qualitatively, minute biological speciments into melted embedding medium and ensuring the safety of optics.
(5) Laminin was already present on the cell surface at the 2-cell stage, while nidogen was first detectable on compacted 8- to 16-cell stage morulae.
(6) Both types of molecules are compact and globular in shape and apparently contain beta-pleated sheet conformation.
(7) The tail region appeared to be cleaved off, making the head region less compact.
(8) Qualitatively the cell aspirator collected epithelial cells which were better preserved morphologically, but also a larger number of compact cell clusters.
(9) The ultrastructural study of nucleoli and ribonucleoprotein-containing structures in human seminiferous tubules revealed that the nucleoli of spermatogonia, spermatocytes and Sertoli cells exhibited a tripartite structure consisting of: a fibrillar center, a compact granular portion, and a reticular portion containing both pars fibrosa and pars granulosa.
(10) Compaction of the morula is a prerequisite for subsequent differentiation of the mouse embryo.
(11) Most double-helical segments were reactive to cobra venom ribonuclease to some degree; the exceptions were the five "long-range" helices that are probably compactly folded within the structure.
(12) During powder compaction on a Manesty Betapress, peak pressures, Pmax, are reached before the punches are vertically aligned with the centres of the upper and lower compression roll support pins.
(13) Based on these results we propose that the linearization of the DNA elution dose-response curve observed after chromatin decondensation reflects a reduction in the degree of chromatin compactness in the nuclear complexes that leads to a relatively uniform distribution of the DNA on the filter and reduces trapping of elutable material in the compact nuclear structures otherwise present.
(14) Cleavage to the compacted and cavitating stages was achieved in 78% and 69%, respectively, of human embryos cocultured in 24-48 hour human ampullary subcultures as compared to 50% and 33%, respectively, for embryos grown in culture medium alone.
(15) These observations strongly suggest that (i) GCN4 specifically recognizes the central base pair, (ii) the optimal half-site for GCN4 binding is ATGAC, not ATGAG, and (iii) GCN4 is a surprisingly flexible protein that can accommodate the insertion of a single base pair in the center of its compact binding site.
(16) In fact, the large scattering angle we chose, theta = 135 degrees, allowed us to assemble a very compact source-detector device.
(17) A monoclonal antibody to the cell adhesion molecule, E-cadherin, which mediates mouse embryo compaction, completely blocks compaction induced by these activators of PKC.
(18) At rostral levels, one third of the tracts are loosely built forming a king of curtain, while they become more compact at caudal levels.
(19) This shows that the compaction of chromatin associated with transcriptional inactivation does not require phosphorylation of H3 and suggests that the level of basal phosphorylation of H1 is not correlated with the intensity of transcription or DNA replication.
(20) After 8 days of incubation, SM subdivides into superficial (compact) and deep (disperse) sublaminae.
Exhaustion
Definition:
(n.) The act of draining out or draining off; the act of emptying completely of the contents.
(n.) The state of being exhausted or emptied; the state of being deprived of strength or spirits.
(n.) An ancient geometrical method in which an exhaustive process was employed. It was nearly equivalent to the modern method of limits.
Example Sentences:
(1) Peak Expiratory Flow and Forced Expiratory Mean Flows in the ranges 0-25%, 25-50% and 50-75% of Forced Vital Capacity were significantly reduced in animals exposed to gasoline exhaust fumes, whereas the group exposed to ethanol exhaust fumes did not differ from the control group.
(2) The use of functional test with the ACTH administration demonstrated organic affection of the CNS to sharply aggravate the weakening and even the exhaustion of the functional reserves of the glomerular and the reticular zones of the adrenal cortex developing during thyrotoxicosis, and also the reserve possibilities of the sympathico-adrenal system.
(3) Administration of one of the precursors of noradrenaline l-DOPA not only prevented the decrease in tissue noradrenaline content in myocardium, but restored completely its reserves, exhausted by electrostimulation of the aortic arch.
(4) Respiratory muscle endurance at a given level of load was assessed from the time of exhaustion and from the time course of the change in the power spectrum (centroid frequency) of the diaphragm electromyogram (EMG).
(5) 9 Women performed plantarflexion and dorsalflexion with maximum strength and at constant load of 60% MVC to exhaustion.
(6) The results suggest that, in PMA-stimulated neutrophils, cytosolic activation factors may be consumed or exhausted with an increasing period of time after the stimulation of neutrophils, and that the affinity of PMA-stimulated neutrophil NADPH oxidase to NADPH may almost be the same as that of control neutrophil oxidase.
(7) During heavy exercise at 65-75% of VO2 max, time till exhaustion correlates with the pre-exercise muscle glycogen concentration and exhaustion coincides with empty glycogen stores.
(8) Glycogen content of the rabbit vastus lateralis muscle was also significantly depleted after exhaustive, intermittent exercise.
(9) Currently, entitlement to CTC for families with one to three children is fully exhausted when gross household earnings reach about £26,000 and £40,000 a year respectively.
(10) Pseudomonas aeruginosa PAO and 15 other strains of this species synthesized a polyester with 3-hydroxydecanoate as the main constituent (55 to 76 mol%) if the cells were cultivated in the presence of gluconate and if the nitrogen source was exhausted; 3-hydroxyhexanoate, 3-hydroxyoctanoate, and 3-hydroxydodecanoate were minor constituents of the polymer.
(11) It is concluded that acute intravenous injections of AVT augment the LH-releasing activity of LRH; chronic treatment for 48 h, however, with LRH + AVT leads to a significant depression of plasma LH perhaps due to an exhaustion of the releasable pool of LH in the anterior pituitary.
(12) On exhaustion of NADH, with residual oxygen, decay occurs in two phases to give a form in which haem b and flavin are oxidized.
(13) Their lipid metabolism did not seem to be affected at least partially by NO3- exhaustion.
(14) She was so exhausted from her trip to London she said she might stay there for 48 hours.
(15) Are we moving from a culture where MPs stayed in parliament until booted out, to one where many do five years and move on, frustrated and exhausted?
(16) The effect of various fuel additives on the ability of platinum-palladium catalytic converters to remove the carbon monoxide and hydrocarbon components of automotive exhaust has been examined.
(17) Regional functional recovery following 2-minute CO was examined under two different conditions in eight dogs: patent coronary artery stenosis and fixed CSS that exhausted coronary reserve but did not cause a deficit in resting coronary flow or regional function.
(18) The reduction in the mechanical clearance in adult humans caused by exposure to high concentrations of diesel exhaust was found to be much less than that observed in rats.
(19) A timed sprint to exhaustion was performed after 45 min of exercise at 70% of VO2max, and a Wingate anaerobic test was used to measure total work and peak power.
(20) Oxygenator exhaust capnographic measurements systematically underestimated PaCO2 measured by a bench blood gas analyzer.