Datasets

4 datasets

HealthData.Gov

Signal analysis of behavioral and molecular cycles

Background Circadian clocks are biological oscillators that regulate molecular, physiological, and behavioral rhythms in a wide variety of organisms. While behavioral rhythms are typically monitored over many cycles, a…

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Updated Oct 29, 2026

HealthData.Gov

Rhythmic expression of

Background Nocturnin was originally identified by differential display as a circadian clock regulated gene with high expression at night in photoreceptors of the African clawed frog, Xenopus laevis. Although encoding a…

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Updated Oct 29, 2026

HealthData.Gov

Age-dependent changes in 24-hour rhythms of catecholamine content and turnover in hypothalamus, corpus striatum and pituitary gland of rats injected with Freund's adjuvant

Background Little information is available on the circadian sequela of an immune challenge in the brain of aged rats. To assess them, we studied 24-hour rhythms in hypothalamic and striatal norepinephrine (NE) content,…

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Updated Oct 29, 2026

HealthData.Gov

Advanced analysis of a

Background Previously, we reported effects of the cryb mutation on circadian rhythms in period and timeless gene expression within isolated peripheral Drosophila tissues. We relied on luciferase activity driven by the…

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Updated Oct 29, 2026