Related topics: plants · circadian rhythms

Sunflowers move by the clock

It's summertime, and the fields of Yolo County are filled with ranks of sunflowers, dutifully watching the rising sun. At the nearby University of California, Davis, plant biologists have now discovered how sunflowers use ...

Newly synthesised molecules turn back biological clock

Scientists in Japan have designed new molecules that modify the circadian rhythm, opening the way to the possibility of managing jet lag and improving treatments for sleep disorders.

Shedding light on the day-night cycle

New research sheds light on how the rhythms of daily life are encoded in the brain. Scientists at Washington University School of Medicine in St. Louis have discovered that different groups of neurons, those charged with ...

Small molecule slows down ticking of the biological clock

A group of biologists, theoretical chemists and synthetic chemists at ITbM have come together to develop a small molecule that slows down the circadian clock rhythm through binding to the CRY clock protein.

Bacterial circadian clocks set by metabolism, not light

Most organisms on Earth, from bacteria to humans, possesses a circadian clock—a biological mechanism that synchronizes activities such as rest or growth to daily changes in a 24-hour day. Although commonly thought to be ...

Dietary restriction gives fruit flies a rhythm for a long life

Dietary restriction enhances the expression of the circadian clock genes in the peripheral tissue of fruit flies, according to research from the Kapahi lab at the Buck Institute. Publishing in Cell Metabolism, the researchers ...

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