(a.) That which joins or links two things together; a bond or tie; a coupler.
(a.) Two of the same kind connected or considered together; a pair; a brace.
(a.) A male and female associated together; esp., a man and woman who are married or betrothed.
(a.) See Couple-close.
(a.) One of the pairs of plates of two metals which compose a voltaic battery; -- called a voltaic couple or galvanic couple.
(a.) Two rotations, movements, etc., which are equal in amount but opposite in direction, and acting along parallel lines or around parallel axes.
(v.) To link or tie, as one thing to another; to connect or fasten together; to join.
(v.) To join in wedlock; to marry.
(v. i.) To come together as male and female; to copulate.
Example Sentences:
(1) Spermine clearly activated 45Ca uptake by coupled mitochondria, but had no effect on Ca2+ egress from mitochondria previously loaded with 45Ca.
(2) After transfection in CH4C1 cells the two isoforms are coupled with adenylate cyclase while only the shortest isoform appears negatively coupled to phospholipase C. Functional D2 dopamine receptors are present in human prolactinomas.
(3) Ferrocene derivatives, in general, show a degree of versatility, coupling the electron-transfer reactions of many enzymes.
(4) Since intracellular Ca2+ seems to play a role in stimulus-secretion coupling and ion movements, several aspects of Ca2+ homeostasis have been investigated in CF.
(5) Couples in need of help will be "encouraged" to come to a private agreement.
(6) To get a better understanding of the different cell interactions during the immune response to a hapten-carrier complex, the effects of immunogenic or tolerogenic injections of various hapten-containing compounds on the responses induced by immunization with the same hapten coupled to protein carriers were studied.
(7) Such a science puts men in a couple of scientific laws and suppresses the moment of active doing (accepting or refusing) as a sufficient preassumption of reality.
(8) In contrast, strains carrying the substitutions Ile-30----Phe, Gly-33----Leu, Gly-58----Leu, and Lys-34----Val and the Lys-34----Val, Glu-37----Gln double substitution were found to possess a coupled phenotype similar to that of the wild type.
(9) Couples applying to in vitro fertilization were admitted into this project when the sperm concentration was greater than 20 million per mL and motility greater than 30 per cent.
(10) Large emission intensity fluctuations are observed from analyte species in inductively coupled plasmas.
(11) At the weekend the couple’s daughter, Holly Graham, 29, expressed frustration at the lack of information coming from the Foreign Office and the tour operator that her parents travelled with.
(12) These results coupled with previous studies support activation of benz[j]aceanthrylene via both 2 and cyclopenta ring epoxidation.
(13) Homologous insemination in 52 couples during a period of one year yields a conception rate of 38.5%.
(14) Following the hypothesis that infertile patients may present emotional conflicts with regard to the wish of having a child, psychodynamic interviews were carried out with 116 infertile couples concomitantly with their first consultation at the Sterility Department.
(15) The objective of this work was to determine the efficacy of an endoscopic approach coupled to a Nd:YAG laser fiber in performing arytenoidectomy.
(16) During the couple's 30-year marriage she had twice reported him to the police for grabbing her by the throat, before they divorced in 2005.
(17) The rate of indole production is increased about 4-fold when the aminoacrylate produced is converted to S-(hydroxyethyl)-L-cysteine by a coupled beta-replacement reaction with beta-mercaptoethanol.
(18) Single injections never produced more than one coupled pair in P20 or older rats.
(19) The extensive conversion of anti-BPDE to B[a]PT-10-sulfonate under conditions where sulfite enhances diolepoxide mutagenicity, when coupled with this enhancement of diolepoxide mutagenicity by B[a]PT-10-sulfonate in the reverse mutation assay, supports this novel B[a]P derivative as a mediator of the sulfite-dependent enhancement of B[a]P genotoxicity.
(20) Bobbing in warming waters, this ancient ice fossil will be gone in a couple of weeks.
Couplet
Definition:
(n.) Two taken together; a pair or couple; especially two lines of verse that rhyme with each other.
Example Sentences:
(1) Propranolol therapy abolished ventricular couplets in eight of twelve patients and ventricular tachycardia in four of the patients.
(2) In 78 consecutive patients with uniform ventricular ectopic complexes and without heart disease, ventricular couplets were present significantly more often when the coupling interval of ventricular ectopic complexes was variable than when it was fixed (P less than 0.04).
(3) "I saw Hutton in his prime; another time, another time," as his couplet about his cricketing hero, Sir Leonard Hutton, has it.
(4) Arrhythmias in form of supraventricular and ventricular extrasystoles including bigeminy and couplets of VES in one patient and two episodes of atrial tachycardia in another one on the day of drug injection were noticed.
(5) We examined the extracellular equilibrium status of two redox couplets normally found in plasma (lactate-pyruvate [L-P], beta-hydroxybutyrate, and acetoacetate) during acute metabolic acidosis produced by muscle exertion.
(6) Imitating the white, vaudeville television love-to-hate wrestler Gorgeous George, his forecasts bragged the precise round he was going to win, sometimes combining such box-office larks with couplets of doggerel.
(7) In 4 patients with coronary heart disease associated with arrhythmia guanfacine 1 mg per day during 10 days decreased ventricular premature contractions, couplets and abolished appearance of ventricular tachycardias.
(8) An initial preparation of rat hepatocytes containing approximately 30% couplets was enriched by centrifugal elutriation.
(9) Forty-eight recordings from 46 patients were identified which contained couplets, ventricular tachycardia or R-on-T extrasystoles.
(10) These findings demonstrate the utility of confocal line scanning microscopy for detecting rapid changes in the subcellular distribution of cytosolic Ca2+ in hepatocyte couplets, and suggest that phenylephrine-induced Ca2+ waves radiate in a basal-to-apical direction in this cell type.
(11) Our system was able to assign more cases to couplets then the NOHS-JEM (35,895 to 22,369).
(12) Efficacy of treatment determined by programmed stimulation (ventricular tachycardia no longer inducible or nonsustained) was compared with three Holter criteria of efficacy: I = 83% or more reduction of ventricular premature complexes and abolition of ventricular tachycardia; II = 50% or more reduction of ventricular premature complexes and 90% or more reduction of couplets and abolition of ventricular tachycardia; III = abolition of ventricular tachycardia in patients with ventricular tachycardia during a baseline Holter recording.
(13) Ventricular couplets or triplets (Lown grade IV) were found in less than 10% in patients in age from 15 to 17 years, 33% in patients from 18 to 20 years and showed no increase with age.
(14) Normal neutrophil membrane preparations containing beta-adrenergic receptors were exposed to several concentrations of three redox couplets native to plasma: lactate (L)-pyruvate (P), beta-hydroxybutyrate (BOHB)-acetoacetate (AcAc), and glutathione (GSH-GSSG).
(15) Treatment with flecainide alone resulted in a 38% mean reduction (p less than 0.05) of ventricular premature complexes, a 75% (p less than 0.01) mean reduction of couplets, and elimination of ventricular tachycardia.
(16) Multiformity was found in 27 (28%), couplets in 18 (19%) and ventricular tachycardia in 11 (11.5%).
(17) Patients without arrhythmia inducibility had a high incidence of multiformity (56%) and bigeminy (44%), but a low incidence of either couplets (11%) or spontaneous ventricular tachycardia (11%) on Holter monitoring.
(18) Malignant ventricular premature beats (ventricular couplets, ventricular tachycardia, and R-on-T-type ventricular premature beats) were observed in three of these four patients.
(19) This may explain the observation that the couplets are seldom followed by consecutive ventricular ectopic complexes or ventricular tachycardia.
(20) The effect of Bonnecor on couplets and volleys was clinically relevant in 52 and 46%, respectively, of the patients (reduction greater than or equal to 93%) and approximately corresponds to the results with other antiarrhythmic drugs.