(a.) Winding or coiled round; curved into a circle; taking a circular course.
(n.) To revolve round a central point; to move spirally about an axis, as a tornado; to revolve.
Example Sentences:
(1) Gyrate atrophy is a hereditary chorioretinal degenerative disease caused by a deficiency of the mitochondrial enzyme, ornithine aminotransferase (OAT).
(2) 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).
(3) A case of localized chorioretinal atrophy resembling gyrate atrophy of the choroid and retina is presented.
(4) The shape parameters of the two rRNAs, volume Vc, surface Oc, radius of gyration Rs, maximum dimension of the molecule L, thickness D, and cross section radius of gyration Rsq, agree within the experimental error limits.
(5) A Monte Carlo study of the distribution functions for the end-to-end distance and radius of gyration for hard-sphere models of poly(glycine) and poly(L-alanine) random coils has been conducted in the chain-length range n = 3 to 100 monomer units for both unperturbed chains and chains perturbed by long-range interactions (excluded volume effects).
(6) The radius of gyration of the unactivated holoenzyme determined from neutron scattering is 94 A, and its maximum dimension is approximately 275-295 A.
(7) The radius of gyration of tetrameric phosphorylase b was determined and found to be in excellent agreement with that of phosphorylase a, but different from that of phosphorylase b reported elsewhere (G. Puchwein, O. Kratky, C. F. Golker and E. Helmreich, Biochemistry 9 (1970) 4691).
(8) The mood is fantastic: upbeat, from a crowd of older locals reliving their youth to cool young thangs attracted by Margate’s burgeoning reputation as Dalston-sur-Mer; fiftysomething men in braces and Harringtons, candy-floss-chomping teens… People are picnicking on the fake lawn beside the hair and beauty caravan, children gyrating newly bought hula-hoops to the strains of I’ve Got a Lovely Bunch of Coconuts.
(9) The results of the synchrotron small-angle X-ray scattering measurements showed that radii of gyration which reflect the size and shape of the enzyme were constant at around 38 A irrespective of the presence or absence of the K+ ion.
(10) A viscosity study of the PEGs showed them to be randomly coiled polymers, as their radii of gyration were related to the molecular weight by Rg = aM0.55.
(11) In the absence of calcium, the calmodulin molecule is shorter, the radius of gyration decreases to 20.6 A, and the maximum vector length decreases to approximately 58 A.
(12) The molecular weights of HA and LA pig mucosal heparins were found to be 14,900 and 11,500 and the respective radii of gyration were 40.1 and 33.6 A.
(13) Native human Glu-plasminogen (Glu1-Asn791) was previously shown to have a radius of gyration of 39 A and a shape best described by a prolate ellipsoid [Mangel, W. F., Lin, B., & Ramakrishnan, V. (1990) Science 248, 69-73].
(14) The radius of gyration and maximum particle dimension of the native enzyme are almost the same as those of the cobalt-enzyme but are shorter and longer, respectively, than those of the apo- and cadmium-enzymes.
(15) The hexokinase dimer found in the BI crystal form has a radius of gyration of 42 angstrom calculated from the atomic coordinates.
(16) The broadening of the 1H NMR signals is not due to oligomerization of the protein, since small-angle X-ray scattering experiments show that the average radius of gyration of the apo-g32P-(A + B) is 25.0 A and that of the reconstituted Zn(II)-g32P-(A + B) is 31.2 A.
(17) Mushroom expansion of the external granular layer occurred at patches producing a gyrating folial pattern rather than parallel ones.
(18) A reduction in the radius of gyration by 1-2 A on removal of calcium, previously observed in the native protein, was also found in the wild type and the Des4 mutant; however, no significant size change was observed in the Des2 mutant.
(19) According to this extrapolation, the cross-section radii of gyration of such a complex would amount to (R-c)b equals 0.805 plus or minus 0.015 nm and (R-c2)b equals 0.76 plus or minus 0.015 nm for the complex with actinomycin, and to (R-c)b equals 0.77 plus or minus 0.015 nm and (R-c2)b equals 0.75 plus or minus 0.01 nm for the actinomine complex.
(20) The ratius of gyration of the hydrocarbon region was 64 A, while that of the polar region was 100 A. consequently, the core of LDL is predominantly occupied by the hydrocarbon chains, while the outer shell is sparsely occupied by protein emerging from the lipid core.
Oscillate
Definition:
(v. i.) To move backward and forward; to vibrate like a pendulum; to swing; to sway.
(v. i.) To vary or fluctuate between fixed limits; to act or move in a fickle or fluctuating manner; to change repeatedly, back and forth.
Example Sentences:
(1) It is suggested the participation of glycogen (starch) in the self-oscillatory mechanism of the futile cycle formed by the phosphofructokinase and fructose bisphosphatase reactions may give rise to oscillations with the period of 10(3)-10(4) min, which may serve as the basis for the cell clock.
(2) By using increased feed-forward gain in a sampled-data control model we simulated the pattern of macrosaccadic oscillation.
(3) Indirect blood pressure measurement techniques included automated oscillometry, manual auscultation, visual onset of oscillation (flicker) and return-to-flow methods.
(4) In general, oscillations were more apparent at suboptimal concentrations of anti-IgE.
(5) The possible mechanisms behind the oscillations are discussed.
(6) Under cyclic uptake conditions alveolar gases follow an oscillating time course, because gas concentrations tend to increase during inspiration and to decrease during expiration.
(7) It imitates the conventional percussion massage of the thorax by introducing high-frequency gas oscillations (300 impulses per minute) into the tracheobronchial system.
(8) sec.-1); b) an enhancement of fast (15-25 Hz) oscillations in the cortical spontaneous electrical activity and weakening and modification of the effects of the blockader of synthesis of MA-alpha-methyl-dioxiphenylalanine.
(9) In the spinalized preparation, steady-state and nonsteady-state responses have an equal likelihood of emerging from the initial cycles of a paw-shake response, suggesting that regular coupling of joint oscillations is not planned by pattern-generating networks within lumbosacral segments.
(10) The LVOR in the presence of visual targets (VLVOR) was tested by recording human vertical eye and head movements during self-generated vertical linear oscillation (averaging 2.7 Hz at peak excursion of 3.2 cm) while subjects alternately fixated targets at D = 36, 142, and 424 cm.
(11) In some bladders the voltage step produced current oscillations similar to those obtained after the epithelium had been challenged with a serosal osmotic step (Gordon, 1988).
(12) Intramembrane faces were visualized in the marine dinoflagellate Gonyaulax polyedra by the freeze-fracture technique, in order to test a prediction of a membrane model for circadian oscillations--i.e;, that membrane particle distribution and size change with time in the circadian cycle.
(13) Airway closure, as assessed by an alveolar capsule technique during small oscillations in lobar volume, occurred at PL less than or equal to 7.5 cm H2O.
(14) To examine the effects of focally cooling three areas (rostral, intermediate, and caudal) of the ventral medullary surface (VMS) on respiratory oscillations in cervical sympathetic and phrenic nerve activity, 12 cats were anesthetized, vagotomized, paralyzed, and artificially ventilated with 7% CO2 in O2.
(15) The forced oscillation technique is a noninvasive and effort-independent test to characterize the mechanical impedance of the respiratory system.
(16) Two phases were observed: initially, [Ca2+]i is raised in a single rapid transient to a maximum averaging 8.0 microM, and in a second phase TRH causes a series of rapid [Ca2+]i oscillations with maxima around 1.0 microM, which are probably due to the enhanced firing of action potentials.
(17) IJPs disrupt the regular pattern of myenteric potential oscillations.
(18) The oscillations displayed a period averaging 9 minutes.
(19) The effect of the drugs on respiratory resistance (Rrs), measured using a forced oscillation technique, was measured both before and after the inhalation of a dose of capsaicin which caused less than two coughs.
(20) However, the magnitude of the pressure oscillation even at tidal volumes four times normal was always significantly below that observed during spontaneous eupnic respiration.