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ND-0694 · 2001 · Other

An action spectrum for melatonin suppression: evidence for a novel non-rod, non-cone photoreceptor system in humans

Thapan K, Arendt J, Skene DJ. Journal of Physiology. 2001.

doi.org/10.1111/j.1469-7793.2001.t01-1-00261.x · Finding checked against the abstract

Source details checked refers to publication information or an official source page. See the record’s limitations for incomplete extraction and the method for how to read the labels.

What the source reports

In 215 light exposures on 22 volunteers, melatonin suppression showed a short-wavelength sensitivity unlike that of the rods and cones, independent evidence for a new photoreceptor.

Design questions and applications

Design light spectrum by time of day.

Field

Light and circadian

Notes and follow-up

Added from the Corpus Desk (card thapan-2001-action) on 2026-11-09; the card finding was rewritten from the abstract. Evidence strength and translation distance not yet rated. WELL label held for review.

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