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image: Image of the Day: A Heart is Born

Image of the Day: A Heart is Born

By | August 28, 2017

To track distinct populations of developing cardiovascular cells, scientists used pulses of electricity to introduce fluorescently labeled DNA into chick embryos.

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image: Details Published on CRISPR-treated Embryos

Details Published on CRISPR-treated Embryos

By | August 2, 2017

Scientists correct a mutation in fertilized eggs that causes a severe cardiac disease.

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image: Scientists Edit Viable Human Embryos in U.S.

Scientists Edit Viable Human Embryos in U.S.

By | July 27, 2017

The embryos, whose genes were altered by CRISPR, were not intended for implantation. 

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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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image: RNA Protects “Naked” Genomes from Retrotransposons

RNA Protects “Naked” Genomes from Retrotransposons

By | June 30, 2017

Transfer RNA fragments prevent jumping genes from hopping around in the mouse embryo, when histone methylation can’t do the job.

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image: Image of the Day: Green Eggs 

Image of the Day: Green Eggs 

By | May 19, 2017

Spotted salamander (Ambystoma maculatum) embryos are tinted green by the oxygen-producing algae (Oophila amblystomatis) that grow inside.

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The infamous "Baby Louie" embryo is a giant oviraptorosaur fossil from China that resembled a gargantuan bird.

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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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image: Image of the Day: See-Through Embryos

Image of the Day: See-Through Embryos

By | March 27, 2017

Scientists have created a high-resolution, 3-D atlas of human embryonic development during the first trimester of gestation.

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Scientists issue a call to reconsider the rules governing the creation of tissues, organs, and other structures made possible by recent advances in synthetic biology. 

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