(a.) Consisting of four; by fours, or in sets of four.
(a.) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man.
(n.) The number four.
(n.) The Quaternary age, era, or formation. See the Chart of Geology.
Example Sentences:
(1) The quaternary structure of ribonucleotide reductase of Escherichia coli was investigated, with the use of purified B1 and B2 proteins and bifunctional cross-linking agents.
(2) The sensitivity of an indirect fluorescent antibody (IFA) test (screening test) for the detection of antibodies to cytomegalovirus (CMV) was examined by using 128 serum specimens and quaternary aminoethyl (QAE)-Sephadex A50 column chromatography to separate IgM from IgG class antibodies.
(3) Modifications in quaternary structure induced by variation of these physicochemical parameters were followed by means of X-ray and quasi-elastic light-scattering and quantified in terms of weight average molecular weight (M), radius of gyration (Rg) and hydrodynamic radius (Rh).
(4) These features of the new quaternary structure, denoted Y, may therefore be representative of quaternary states that occur transiently along pathways between the normal unliganded, T, and liganded, R, hemoglobin structures.
(5) On the other hand, the lack of any twitch-potentiating effect by naloxone methylbromide, a quaternary derivative of naloxone, suggests that opioids which potentiate the twitch must enter the lipid phase of the membrane to act.
(6) Two additional quaternary ammonium compounds, tetraethylammonium and N1-methylnicotinamide, were not significantly bound to either tissue.
(7) These effects are due to residual silanols on the surface of the column material and may be remedied by adding suitable amines or quaternary ammonium ions to the eluent as anti-tailing agents.
(8) A quantitative thin layer chromatographic (TLC) method has been developed for determination of the antiarrhythmic quaternary ammonium compound N,N-bis (phenylcarbamoyl methyl) dimethylammonium chloride (QX-572) in biological materials.
(9) While currently available antiarrhythmic agents fail to achieve the desired effect, the recent evidence dealing with the quaternary ammonium derivatives of propranolol, lidocaine, and bretylium provides some hope for the future development of drugs with antiarrhythmic as well as antifibrillatory properties which may provide a therapeutic approach to the prevention of SCD.
(10) In case of non hydrolyzing salts, the quaternary ammonium bromide salts it could not surely be proved by the applied methods whether primary ion exchange had been followed by secondary ion exchange or only primary ion exchange had occurred.
(11) Naloxone methobromide (naloxone MB), a quaternary compound, was also effective in antagonising this effect of nalbuphine but was less effective than naloxone hydrochloride.
(12) Temperature, protein tertiary and quaternary structure, chain heterogeneity, and ligand rebinding subsequent to CO photolysis all affect the line width and position of this transition.
(13) Iodine-containing solutions and quaternary ammonium compounds rarely sensitize.
(14) Administration of the quaternary derivative, neostigmine, indicated that the effects of scopolamine at 22 days were probably central in origin.
(15) The relationships between thermodynamic quantities in a quaternary system of electrolytes are discussed in Appendix 2.
(16) Liquid crystals possess high density packing of DNA molecules complexed with quaternary ammonium salt of oligomer-25 conidin.
(17) Its quaternary dimethyl derivative, designated as pranolium was firstly prepared by Lucchesi.
(18) On the basis of these structural studies, we discuss the relationships between the conformational differences in the allosteric site and the small changes in the quaternary structure within the T form to the possible mechanisms for CTP inhibition and ATP activation.
(19) N,N-dimethylanatoxin (DMAnTX), the quaternary derivative of the potent nicotinic agonist (+)-anatoxin-a (AnTX), has been evaluated for potency and efficacy at nicotinic acetylcholine receptors of frog motor endplates and Torpedo electric organs.
(20) Reaction of the thiol reagent 5,5'-dithio-bis(2-nitrobenzoic acid) (Nbs2) with the brain-specific protein S-100 favours stabilization of the quaternary structure of the protein via disulfide bond formation.
Symbolize
Definition:
(v. i.) To have a resemblance of qualities or properties; to correspond; to harmonize.
(v. i.) To hold the same faith; to agree.
(v. i.) To use symbols; to represent ideas symbolically.
(v. t.) To make to agree in properties or qualities.
(v. t.) To make representative of something; to regard or treat as symbolic.
(v. t.) To represent by a symbol or symbols.
Example Sentences:
(1) A tiny studio flat that has become a symbol of London's soaring property prices is to be investigated by planning, environmental health and fire safety authorities after the Guardian revealed details of its shoebox-like proportions.
(2) In Tirana, Francis lauded the mutual respect and trust between Muslims, Catholics and Orthodox Christians in Albania as a "precious gift" and a powerful symbol in today's world.
(3) They operate on a mystical and symbolic plane, which is foreign to the practice of "Western" medicine.
(4) They include the Francoist slogan "Arriba España" and the yoke-and-arrows symbol of the far right Falange, whose members killed the women.
(5) Plasma drug concentrations, subjective self-ratings, and the digit symbol substitution test (DSST) were evaluated during 24 hours after dosage.
(6) YOH shifted the healthy subjects' mood towards feeling panicked, elevated systolic blood pressure and plasma prolactin concentrations, reduced digit symbol substitution, and induced drowsiness and passiveness.
(7) Brazil and Argentina unite in protest against culture of sexual violence Read more The symbolic power of so many women standing together proves that focusing on victims does not mean portraying women as passive.
(8) There on the street is Young Jo whose last words were, "I am wery symbolic, sir."
(9) Third, the appropriation of these symbolic forms of society, self, and the emotions by the current Iranian Islamic state and the role of the state in defining the meaning and legitimacy of emotions and their expression is analyzed.
(10) The philosopher defended his actions by referring to Pierre Bourdieu's concept of symbolic violence, naturally enough, but it didn't wash with HR.
(11) This museum is a symbol of the artistic vitality of Paris.
(12) The best was the oral version of the Symbol Digit Modalities test, which by itself accounted for 70% of the variance of the full-sized-vehicle driving score.
(13) The performance tests included tracking, choice reaction, flicker fusion, exophoria, nystagmus, digit symbol substitution and the subjective assessment of mood.
(14) Besides, Francis says, once their reformation had gone on longer than their initial career, the rest of the band were starting to feel wary about just playing the old material, particularly when they found themselves booked to play a Canadian casino, the kind of venue that is traditionally the preserve of oldies acts: "It was just sort of symbolic, like ha-ha, here we are, at the casino.
(15) To investigate this issue, data from two previous papers were reanalysed to investigate the complete time course of precuing target location with either: (1) a peripheral cue that may draw attention reflexively, or (2) a central, symbolic cue that may require attention to be directed voluntarily.
(16) This more recent system has developed embedded wlithin the posteriorly located analytic and mnemonic cortical tissues and provides for communications between individuals within the species at symbolic, verbal levels.
(17) The top of the fence can also be manipulated in certain ways such as including curvature outward at the top of the fence to make scaling it much more difficult for most.” Some critics, including Washington DC congressional delegate Eleanor Holmes Norton, have warned against excessive fortification, but the report argues: “We recognise all the competing considerations that may go into questions regarding the fence, but believe that protection of the President and the White House must be the higher priority.” “Every additional second of response time provided by a fence that is more difficult to climb makes a material difference in ensuring the President’s safety and protecting the symbol that is the White House.” The panel also urges that a new head of secret service, to replace ousted head Julia Pierson, be brought in from outside the agency, ensuring it is better staffed and trained in future.
(18) "They said I was speaking about things I should not be speaking about ... insulting national symbols.
(19) It would be symbolic – not legally binding – but Pearson’s proposal is not just constitutional poetry.
(20) The task was to discriminate the orientation of the middle [symbol: see text].