What's the difference between expression and switch?

Expression


Definition:

  • (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.

Switch


Definition:

  • (n.) A small, flexible twig or rod.
  • (n.) A movable part of a rail; or of opposite rails, for transferring cars from one track to another.
  • (n.) A separate mass or trees of hair, or of some substance (at jute) made to resemble hair, worn on the head by women.
  • (n.) A mechanical device for shifting an electric current to another circuit.
  • (v. t.) To strike with a switch or small flexible rod; to whip.
  • (v. t.) To swing or whisk; as, to switch a cane.
  • (v. t.) To trim, as, a hedge.
  • (v. t.) To turn from one railway track to another; to transfer by a switch; -- generally with off, from, etc.; as, to switch off a train; to switch a car from one track to another.
  • (v. t.) To shift to another circuit.
  • (v. i.) To walk with a jerk.

Example Sentences:

  • (1) We also demonstrated a significant difference in the Hb switching process between male and female newborns.
  • (2) Accumulating evidence indicates that for most tumors, the switch to the angiogenic phenotype depends upon the outcome of a balance between angiogenic stimulators and angiogenic inhibitors, both of which may be produced by tumor cells and perhaps by certain host cells.
  • (3) Nine years of clinical experience of the application of the Q-switched ruby laser to the removal of tattoos is presented.
  • (4) Males exploit this behavioural switch by increasing their sneaky mating attempts.
  • (5) It is hypothesized, furthermore, that the kinetics of emergence and loss of these various populations may reflect switching in the mode of immunity being expressed, particularly during the chronic phase of the infection, from that of a state of active immunity to one of immunologic memory.
  • (6) Police in Rockhampton have ordered residents to leave their homes as electricity is switched off in low-lying areas.
  • (7) The drug I started taking caused an irritating, chronic cough, which disappeared when I switched to an inexpensive diuretic.
  • (8) Our aim is to obtain evidence for trans-acting factors that regulate developmental hemoglobin (Hb) switching.
  • (9) Should such symptoms occur, the doctor has the choice of either switching to another first-step compound or reducing the dose of the first agent and combining it with one of other available drugs.
  • (10) I’ve warned Dave before to mind his ps and qs when the cameras are rolling, but the problem is you can never tell when the microphones are switched on.
  • (11) This modification improves the convergence properties of the network and is used to control a switch which activates the learning or template formation process when the input is "unknown".
  • (12) Usage of analyzing cardiac monitors with a signalling system switched on by the preset values of ST-segment depression prevented the evolution of myocardial ischemia and the development of exercise-induced anginal episodes.
  • (13) "It's very clear now that the administration agrees with us," said Wyden, hailing a switch from both the Bush and Obama administration stance that "collecting these records is vital to western civilisation".
  • (14) A programmable controller manages the olfactometer dilution stage selection, the odor stimulus switch and starts the peripheral devices required by the experiment.
  • (15) In hybrids before the switch, the gamma-genes are unmethylated.
  • (16) "The default switch should be set to release information unless there is an extremely good reason for withholding it.".
  • (17) A transistor radio activated by a mercury switch was used to reinforce head posture in two retarded children with severe cerebral palsy.
  • (18) The swi1+ gene is necessary for effective mating-type (MT) switching in Schizosaccharomyces pombe.
  • (19) Consequently mother cells can switch their mating type whereas bud cells cannot.
  • (20) Even if nobody switched party, the general election result would look very different to what’s predicted if millennials could be persuaded to vote at the same rate as pensioners, as polls factor in turnout differences and oversample the elderly accordingly.