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image: Microglia Turnover in the Human Brain

Microglia Turnover in the Human Brain

By | October 1, 2017

Researchers find that about a quarter of the immune cells are replaced every year.

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image: How Immune Receptors Got into Mouse Noses

How Immune Receptors Got into Mouse Noses

By | September 1, 2017

A study traces proteins’ evolution from the immune to the olfactory system.

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Using single-cell RNA sequencing, scientists characterize new populations of dendritic cells and monocytes.

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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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Time-lapse imaging shows the immune cells transferring chemical signals during pigment pattern formation in developing zebrafish.

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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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Different assays lead to opposing conclusions on bacterial spores’ requirements during germination.

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image: Antarctic Bacteria Latch Onto Ice with Molecular Fishing Rod

Antarctic Bacteria Latch Onto Ice with Molecular Fishing Rod

By | November 1, 2016

Researchers describe the first known bacterial adhesion molecule that binds to frozen water. 

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