(n.) An imaginary circle or orbit in the heavens; one of the celestial spheres.
(n.) An interval of time in which a certain succession of events or phenomena is completed, and then returns again and again, uniformly and continually in the same order; a periodical space of time marked by the recurrence of something peculiar; as, the cycle of the seasons, or of the year.
(n.) An age; a long period of time.
(n.) An orderly list for a given time; a calendar.
(n.) The circle of subjects connected with the exploits of the hero or heroes of some particular period which have served as a popular theme for poetry, as the legend of Arthur and the knights of the Round Table, and that of Charlemagne and his paladins.
(n.) One entire round in a circle or a spire; as, a cycle or set of leaves.
(n.) A bicycle or tricycle, or other light velocipede.
(v. i.) To pass through a cycle of changes; to recur in cycles.
(v. i.) To ride a bicycle, tricycle, or other form of cycle.
Example Sentences:
(1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(2) Suggested is a carefully prepared system of cycling videocassettes, to effect the dissemination of current medical information from leading medical centers to medical and paramedical people in the "bush".
(3) The effects of in vivo administration of native prostaglandin E2 (PGE) on the cycling status of the granulocyte-monocyte progenitor cell (CFU-GM) were examined in a mouse model.
(4) Epidermal growth factor reduced plating efficiency by about 50% for A431 cells in different cell cycle phases whereas a slight increase in plating efficiency was seen for SiHa cells.
(5) From the biochemical markers in follicular fluid, cyclic adenosine monophosphate has a distinct predictive value in regard to pregnancy in in vitro fertilization-embryo transfer cycles.
(6) The results show that in TMO-treated animals the time to the onset of convulsions, the time to the onset of NADH oxidation-reduction cycles, and the survival time were significantly longer than in the control group.
(7) These results provide evidence that trait selection can change gonadotrophin receptor concentration and the dynamics of hormone secretion during the oestrous cycle of the mouse.
(8) Breast temperatures have been measured by the automated instrumentation called the 'Chronobra' for 16 progesterone cycles in women at normal risk for breast cancer and for 15 cycles in women at high risk for breast cancer.
(9) The cyclical nature of pyromania has parallels in cycles of reform in standards of civil commitment (Livermore, Malmquist & Meehl, 1958; Dershowitz, 1974), in the use of physical therapies and medications (Tourney, 1967; Mora, 1974), in treatment of the chronically mentally ill (Deutsch, 1949; Morrissey & Goldman, 1984), and in institutional practices (Treffert, 1967; Morrissey, Goldman & Klerman (1980).
(10) The total content of both thyroid hormones in the oocytes increased throughout most of the ovarian cycle as the oocytes increased in size from less than 2 mg to approximately 6.5 mg by ovulation.
(11) Nevertheless, acquisition of thermotolerance can be induced at any stage of the life cycle.
(12) The purpose of the present study was to investigate whether the signaling behaviors of female Long-Evans rats varies over the estrous cycle.
(13) Phospholipid changes occurring at later stages in the lytic cycle of infected bacteria are more prominent than those at earlier time intervals.
(14) Peter Stott of the Met Office, who led the study, said: "With global warming we're talking about very big changes in the overall water cycle.
(15) All 3 drugs increased the basic cycle length of pacing at which VT was induced and the cycle time of the resulting VT.
(16) During periods of wet steam it was impossible to maintain consistent sterility of the mouse pellets even using a cycle of 126 degrees C for 60 minutes.
(17) 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.
(18) The patients involved were told days after their transplants in November 2010 and each needed six cycles of chemotherapy.
(19) There was no significant difference in sialic acid concentration in the uterus during the proliferative and luteal phases of the menstrual cycle.
(20) The degree of discomfort was slightly greater in women who complained of breast tenderness within three days prior to the mammogram but was not strongly related to age, menstrual status, or week of the menstrual cycle.
Oscillation
Definition:
(n.) The act of oscillating; a swinging or moving backward and forward, like a pendulum; vibration.
(n.) Fluctuation; variation; change 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.