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image: Bone Marrow Isn’t the Only Source of Platelets

Bone Marrow Isn’t the Only Source of Platelets

By | June 1, 2017

Scientists have estimated that about half of murine platelet production occurs in the lungs.

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image: Long-Term Memory Storage Begins Immediately

Long-Term Memory Storage Begins Immediately

By | June 1, 2017

In mice, cells in the prefrontal cortex—where memories are maintained long-term—start to encode a fearful experience right from the start.

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Scientists discover transcripts from the same gene that can express both proteins and noncoding RNA.  

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Mice engineered to overproduce the organelles involved in cell division spontaneously develop malignancies.

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image: Starvation Response Triggers Melanoma Invasion

Starvation Response Triggers Melanoma Invasion

By | April 1, 2017

Through similar mechanisms, amino acid depletion in culture and cytokine activity in the tumor microenvironment prompt cancer cells to metastasize.

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 Zebra finches reared by another species learn to sing their foster parents’ song with rhythms characteristic of their genetic background.

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Zebra finches dial down dopamine signaling when they hear errors in a song performance.

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image: Plant Photoreceptor Doubles as a Thermometer

Plant Photoreceptor Doubles as a Thermometer

By | February 1, 2017

Warmth acts on a light-sensing protein similarly to the way shade does, setting off a growth spurt in plant seedlings.

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image: Cells Follow Stiffness Gradients by Playing Tug-of-War

Cells Follow Stiffness Gradients by Playing Tug-of-War

By | December 1, 2016

Cells with the best traction on a substrate pull their neighbors toward firmer ground.

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image: Neural Network Found That Helps Control Breathing

Neural Network Found That Helps Control Breathing

By | November 1, 2016

The results suggest that breathing is orchestrated by three—rather than two—excitatory circuits in the medulla.

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