(v. t.) To form, as sound, to a certain key, or to a certain portion.
(v. t.) To vary or inflect in a natural, customary, or musical manner; as, the organs of speech modulate the voice in reading or speaking.
(v. i.) To pass from one key into another.
Example Sentences:
(1) The variation in thickness of the LLFL may modulate the species causing damage to the cells below it.
(2) These included bringing in the A* grade, reducing the number of modules from six to four, and a greater attempt to assess the whole course at the end.
(3) The vascular endothelium is capable of regulating tissue perfusion by the release of endothelium-derived relaxing factor to modulate vasomotor tone of the resistance vasculature.
(4) Quantitative determinations indicate that the amount of PBG-D mRNA is modulated both by the erythroid nature of the tissue and by cell proliferation, probably at the transcriptional level.
(5) Gel filtration of the 40,000 rpm supernatant fraction of a homogenate of rat cerebral cortex on a Sepharose 6B column yielded two fractions: fraction II with the "Ca(2+) plus Mg(2+)-dependent" phosphodiesterase activity and fraction III containing its modulator.
(6) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
(7) Modulation of the voltage-gated K+ conductance in T-lymphocytes by substance P was examined.
(8) 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.
(9) This study examines the role of sex hormones in modulating the expression of autoimmunity in NZB x NZW F1 mice.
(10) More needs to be known about the direct and indirect modulation of cytokine production by cyclosporin A in connective tissues, in order to understand its potential value in clinical disorders.
(11) We suggest that neuronal PACAP may serve to modulate motor activity and secretion in the lower esophageal sphincter region.
(12) Furthermore, modulation of the assay by prostaglandin E2 (PGE2) was used to increase its sensitivity.
(13) Masking experiments are demonstrated for electrical frequency-modulated tone bursts from 1,000 to 10,000 cps and from 10,000 to 1,000 cps with superimposed clicks.
(14) From these results, BM-Eo are naive and seem to be a good indicator for eosinophilotaxis and its modulation.
(15) Administration of modulators in combinations of threes resulted in still further reduction of tumor incidences to 22.2% (SS + MC + AA), 19.2% (SS + MC + RA), 16% (MC + AA + RA) and 23.1% (AA + RA + SS).
(16) These findings suggest that activation of protein kinase C may act as a feedback inhibitor to modulate ligand-mediated increases in [Ca2+]i.
(17) These studies demonstrate that vWF interaction with GP Ib may be modulated by botrocetin binding to a discontinuous site located within residues 539-643.
(18) This contrasts sharply with the reduction in both the frequency and surface area of sensory neuron active zones that accompanies long-term habituation, and suggests that modulation of active zone number and size may be an anatomical correlate that lies in the long-term domain.
(19) Thus, it appears that the modulation of the phosphorylation of these cytosolic proteins represents an essential step in the regulation of T lymphocyte activation.
(20) Energy conformational calculations on these compounds were also carried out using the empirical energy program called MOLMEC, in order to better understand how the 4-R substituents modulate receptor binding affinities and efficacies.
Tonality
Definition:
(n.) The principle of key in music; the character which a composition has by virtue of the key in which it is written, or through the family relationship of all its tones and chords to the keynote, or tonic, of the whole.
Example Sentences:
(1) Preliminary rhythmic somatic stimulation has a predominantly facilitating effect on EPs appearing in response to tonal stimuli in the areas A1, S2, S1.
(2) The stimuli were two simple tones in experiment 1 and two tonal complexes in both experiments 2 and 3.
(3) The influence of long-term knowledge and immediate context on the perception of tonal structure in polytonal music is discussed.
(4) This paper extends previous research on listeners' abilities to discriminate the details of brief tonal components occurring within sequential auditory patterns (Watson et al., 1975, 1976).
(5) The DLs for speech were similar to those for tonal complex stimuli in both the filled and unfilled conditions.
(6) Using tonal stimuli based on the nonspeech stimuli of Mattingly et al., we found that subjects, with appropriate practice, could classify nonspeech chirp, short bleat, and bleat continua with boundaries equivalent to the syllable place continuum of Mattingly et al.
(7) It captures the fact that the eclectic and inventive Adams - who cut his compositional teeth as a member of the minimalist school in the 1970s and 1980s, and then moved on into less strict forms of tonal music - is almost certainly America's most widely performed contemporary composer.
(8) Furthermore, the cumulative distribution function (CDF) calculated from the density histogram of the maxillary sinus has been employed to perform the tonal evaluation of the intra-maxillary pathological changes.
(9) Complementary examination should allow to not turn down definitely experienced pilots with a bad tonal threshold but with good psycho-acoustic performance.
(10) Tonally, at least, Mr Osborne did not deliver a 1981 austerity budget.
(11) In all the patients ERA were recorded, and in children over 3 years old tonal audiometry was performed.
(12) The surgical feasibility of multichannel implantation in patients with Mondini dysplasia should open the door for improved speech recognition and tonal discrimination in this subset of patients.
(13) Potentials evoked by tonal pulses and recorded with a monopolar electrode on the pial surface over the auditory cortex of the guinea pig are presented.
(14) There was a 50-Hz masker band centered on the 1250-Hz tonal signal, and four 50-Hz flanker bands centered at 850, 1050, 1450, and 1650 Hz.
(15) The results illustrate an interactive influence of pitch and temporal variables on musical perception and thereby highlight the need to incorporate dynamic pattern factors into internal representations of tonality.
(16) After kittens birth the range of changes narrowed and reactions with maximum amplitude were recorded in females to presentation of tonal bursts with frequencies which corresponded to spectral characteristics of their own kittens vocalizations.
(17) Test-retest reliabilities for the Tonal and Rhythm subtests were .81 and .86, respectively, for the retarded group.
(18) Results from the phonemic identification tests indicated that tones produced by alaryngeal speakers were not only perceived at much lower levels of accuracy than those produced by normal speakers, but the patterns of tonal confusions for alaryngeal speakers were also dissimilar to those for normal speakers.
(19) Twelve possums were anaesthetized with ketamine and chloralose-urethane, and recordings were made of extracellular unit discharges in the inferior colliculus during monaural and binaural tonal stimulation.
(20) Here, the broadband maskers consisted of three adjacent spectral bands--one centered on the frequency of the tonal signal, one low passed below the lower edge of the center band, and one high passed above the upper edge of the center band.