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This is a searchable collection of scientific photos, illustrations and videos. Permission is granted to use these products for educational, news media or research purposes, provided the source for each is credited. The material in this collection may not be used to promote or endorse commercial products or services.

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Wound healing in process

Wound healing requires the action of stem cells. In mice that lack the Sept2/ARTS gene, stem cells involved in wound healing live longer and wounds heal faster and more thorou more...

A study published in March 2012 used cryo-electron microscopy to determine the structure of the DNA replication origin recognition complex (ORC), a semi-circular, protein comp more...

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Zebrafish embryo Developing zebrafish fin HIV, the AIDS virus, infecting a human cell Fibroblasts with nuclei in blue, energy factories in green and the actin cytoskeleton in red

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This page last reviewed on April 26, 2011