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image: Zebrafish Embryos Survive Deep Freeze and Quick Thaw

Zebrafish Embryos Survive Deep Freeze and Quick Thaw

By | July 28, 2017

In a first, scientists reanimate the fish using embedded gold nanoparticles that heat up cells by absorbing laser light.

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image: Image of the Day: Reunited and It Feels So Good

Image of the Day: Reunited and It Feels So Good

By | July 28, 2017

Zebrafish have a remarkable ability to heal their damaged nerve fibers following a spinal injury.

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image: Image of the Day: Embryonic Ripples

Image of the Day: Embryonic Ripples

By | July 26, 2017

This fluttering clump of colorful cells is a zebrafish embryo, visualized by many stacked images.

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Harvesting lab-raised zebrafish based on their size led to differences in the activity of more than 4,000 genes, as well as changes in allele frequencies of those genes, in the fish that remained.

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image: Image of the day: Stylish Zebrafish

Image of the day: Stylish Zebrafish

By | May 3, 2017

Zebrafish, Danio rerio, develop patterns of colorful stripes on their skin thanks to pigmented cells—dark melanophores, orange-gold xanthophores, and iridescent iridophores. 

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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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image: Infographic: How the Zebrafish Got Its Stripes

Infographic: How the Zebrafish Got Its Stripes

By | May 1, 2017

Immune cells called macrophages shuttle cellular messages in the skin.

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image: Image of the Day: Seeing in 5-D

Image of the Day: Seeing in 5-D

By | January 17, 2017

A new imaging technique helps scientists see the interactions between molecules in this zebrafish embryo.

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image: Fish Behavior Affected by Parasite

Fish Behavior Affected by Parasite

By | August 1, 2016

A common infection might be skewing experimental data on zebrafish.

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image: Genome Digest

Genome Digest

By | May 17, 2016

What researchers are learning as they sequence, map, and decode species’ genomes  

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