Words similar to periodic

Example sentences for: periodic

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These observations then led to the multicenter STOP (Stroke Prevention Trial in Sickle Cell Anemia) study in which sickle cell children age 2-16 years, from 14 centers in the U.S. and Canada, were screened by TCD [ 10 ] . One hundred thirty patients with flow velocities of >200 cm/sec were randomized to observation or to receive periodic blood transfusions to reduce % Hb S to <30.
The intervals between these pulses (interpulse intervals, or IPIs) have been shown to vary rhythmically with a period near one minute in D. melanogaster [ 19 20 ] . The trace shown in Figure 1eis taken from a digitized recording of the male courtship song, and such acoustical data have been subjected to still further kinds of time-series analysis [ 20 21 22 ] . Finally, at the highest frequency among these examples of periodic biological fluctuations, the heartbeat of the fruitfly exhibits a rhythm depicted in Figure 1f.
For example, periodic quantitative changes in the levels of cyclin proteins that activate cyclin dependent serine/threonine kinases (cdk's) appear to be the "core" cell cycle machinery in mammalian cells.
Periodic checks of G418 resistance revealed no significant loss of the resistance phenotype.
Periodic Table Manners (The Carnival of the Elements)