(n.) The act of expressing; the act of forcing out by pressure; as, the expression of juices or oils; also, of extorting or eliciting; as, a forcible expression of truth.
(n.) The act of declaring or signifying; declaration; utterance; as, an expression of the public will.
(n.) Lively or vivid representation of meaning, sentiment, or feeling, etc.; significant and impressive indication, whether by language, appearance, or gesture; that manner or style which gives life and suggestive force to ideas and sentiments; as, he reads with expression; her performance on the piano has expression.
(n.) That which is expressed by a countenance, a posture, a work of art, etc.; look, as indicative of thought or feeling.
(n.) A form of words in which an idea or sentiment is conveyed; a mode of speech; a phrase; as, a common expression; an odd expression.
(n.) The representation of any quantity by its appropriate characters or signs.
Example Sentences:
(1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
(2) Similar experimental manipulation has yielded in vitro lines established from avian B-cell lymphomas expressing elevated levels of c-myc or v-rel.
(3) When micF was cloned into a high-copy-number plasmid it repressed ompF gene expression, whereas when cloned into a low-copy-number plasmid it did not.
(4) We also show that proliferation of primary amnion cells is not dependent on a high c-fos expression, suggesting that the function of c-fos is more likely to be associated with other cellular functions in the differentiated amnion cell.
(5) Injection of resistant mice with Salmonella typhimurium did not result in the induction of a population of macrophages that expressed I-A continuously.
(6) Stimulation is also observed with mixtures of APC expressing DPw3 and APC expressing A1, and likewise, DPw3+ APC become stimulatory when preincubated with supernatants from A1-positive cells.
(7) BL6 mouse melanoma cells lack detectable H-2Kb and had low levels of expression of H-2Db Ag.
(8) These studies show that metabolic activation is necessary for the expression of the mutagenic activity of aflatoxins B1 and G1 in N. crassa.
(9) We also show that the gene of the main capsid protein is expressed from its own promoter in an Escherichia coli strain.
(10) Using the oocyte system to express size-fractionated mRNA, we have also determined that the mRNA coding for this protein is between 1.9-2.4 kilobases in length.
(11) Because many wnt genes are also expressed in the lung, we have examined whether the wnt family member wnt-2 (irp) plays a role in lung development.
(12) A beta-adrenergic receptor cDNA cloned into a eukaryotic expression vector reliably induces high levels of beta-adrenergic receptor expression in 2-12% of COS cell colonies transfected with this plasmid after experimental conditions are optimized.
(13) Four other independent LCMV-GP2(275-289) specific H-2Db-restricted CTL clones also expressed V alpha 4 and V beta 10 gene elements.
(14) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
(15) Recent studies have shown that an aberration in platelet-derived growth factor gene expression is unlikely to be a factor in proliferation of smooth-muscle cells.
(16) Thus, human bronchial epithelial cells can express the IL-8 gene, with expression in response to the inflammatory mediator TNF regulated mainly at the transcriptional level, and with elements within the 5'-flanking region of the gene that are directly or indirectly modulated by the TNF signal.
(17) In concert with TF expressed by monocytes and macrophages this endothelial cell procoagulant activity may play a role in the pathogenesis of thrombotic disease.
(18) The possibility that both IL 2 production and IL 2R expression are autonomously activated early in T cell development, before acquisition of the CD3-TcR complex, led us to study the implication of alternative pathways of activation at this ontogenic stage.
(19) A domain containing a CA repeat, similar to ones found in other late, cAMP-induced Dictyostelium genes, is required for cAMP-induced and developmental expression.
(20) This study examines the role of sex hormones in modulating the expression of autoimmunity in NZB x NZW F1 mice.
Reflexion
Definition:
(n.) See Reflection.
Example Sentences:
(1) Other pathological processes are usually imaged by their hyperecho-characteristics: brain oedema has an increased reflexion compared to normal brain tissue; all brain tumors are diffusely echogenic, the image allows preliminary grading e.g.
(2) Deficiencies in explicit ethic reflexions and empiric research for coping with such problems led to interdisciplinary medico-ethical work groups and journals over the last years.
(3) Human blood serum has been analyzed by X-ray fluorescence spectroscopy utilizing the effect of background reduction by total reflexion of the incident X-ray beam on an optical flat as sample support.
(4) We have made a general reflexion on the problems aroused by this very common al condition, which has an imprevisible, some times severe, outcome.
(5) A short visit to a medical consulting room as it may have looked one hundred years ago, illustrates some aspects of medical practice of this time, outlines in scraps and fragments an idea of this medicine and tries to encourage reflexions about contemporary and timeless problems of medical practice.
(6) The reflexion coefficient of sucrose (and therefore the osmotic effect) is larger than that of KCl.
(7) This brief analysis is concluded by some reflexions from the clinical, social, couple and individual points of view.
(8) The diffraction intensities associated with these reflexions originate from the axial period of 39 nm attributable to the repeat of troponin-tropomyosin on the thin filament.
(9) When active muscle was stretched by 7% at a constant speed of 0.03-0.70 muscle lengths s-1, the intensity of the meridional reflexion decreased progressively as the tension increased continuously during the stretch.
(10) Teeth that had been left without toothbrushing for 24 hours showed statistically significant (p less than 0.05) lower light reflexion values than those recorded immediately after the teeth had been brushed with a toothpaste.
(11) The mean figure of merit mean value of m, for the 1106 reflexions used was 0.70.
(12) The results show that the retina is the main centre of mass reflexions which disappear in polarized light.
(13) On the other hand, light-reflexion rheography and photoplethysmography can measure only the duration of the refilling period.
(14) These heuristic reflexions open the way to further investigations.
(15) On increasing the relative humidity to 84% a second phase with a layer-line repeat of 1.65nm is obtained with the reflexions indexing on a triclinic unit cell similar to that obtained previously (Nieduszynski & Atkins, 1973) for pig mucosal heparin.
(16) The structure has been solved and refined to a final R of 0.068 for 1838 independent reflexions with I greater than 2 omega (I).
(17) Observations of the microscope image of the smooth muscle cells in the walls of these vessels indicate that there is little intercellular compliance in this preparation, and that the mechanical properties of the activated preparation are a reflexion of the mechanical properties of the individual smooth muscle cells.
(18) Upon activation of the frog striated muscle, the two reflexions underwent biphasic time courses of the intensity changes.
(19) There were also some late peaks due to reflexion of the antidromic action potentials from the ganglion cells.7.
(20) The transient increase of small myelinated fibers may be a reflexion of myelinated fiber regeneration during the progressive degenerative process of the motor neurons.