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The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.

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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: Infographic: Web of Retractions

Infographic: Web of Retractions

By | May 1, 2017

See coauthors' connections to eight researchers with problematic papers.

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The lungs of extremely premature lambs supported in a closed, sterile environment that enables fluid-based gas exchange grow and develop normally, researchers report.

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image: Image of the Day: Stop Signals

Image of the Day: Stop Signals

By | April 17, 2017

Transcytosis, suppression of vesicle traffic across cells, helps reduce permeability in the blood-retinal barrier during development.

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A committee says an independent organization designed to foster research integrity would stem misconduct.

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image: Image of the Day: Tubular Origins

Image of the Day: Tubular Origins

By | March 23, 2017

Murine neural tubes, with each image highlighting a different embryonic tissue type (blue). The neural tube itself (left) grows into the brain, spine, and nerves, while the mesoderm (middle) develops into other organs, and the ectoderm (right) forms skin, teeth, and hair.

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Researchers report growing a mouse embryo using two types of early stem cells.

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image: The Past and Present of Research Integrity in China

The Past and Present of Research Integrity in China

By | March 1, 2017

Several initiatives aim to improve research integrity in the country, but recent high-profile cases of misconduct highlight a lingering problem.

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