At high altitude, carbs are the fuel of choice

Mice living in the high-altitude, oxygen-starved environment of the Andean mountains survive those harsh conditions by fueling their muscles with carbohydrates. The findings, reported online on December 6 in Current Biology, ...

Enzyme LSD1 found to regulate muscle fiber type differentiation

Our bodies convert food into energy for all life activities. These metabolic processes allow cells to produce energy (anabolism) and consume energy from nutrients (catabolism). In a recent update out of Kumamoto University ...

Cross-species cell landscape constructed at single-cell level

Thanks to high-throughput single-cell RNA sequencing (scRNA-seq), it is possible to construct single-cell transcriptomic atlases at the organic level. For example, cell atlases for vertebrate and invertebrate systems have ...

Size may not matter when estimating community energy use

Ecologists often want to understand how a community functions. For example, how much food does a community of animals consume every day? Or how much oxygen do plants produce every day? These functions are often assessed by ...

Live fast, die young? Maybe not

The theory that a higher metabolism means a shorter lifespan may have reached the end of its own life, thanks to a study published in the journal Physiological and Biochemical Zoology. The study, led by Lobke Vaanholt (University ...

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