Image of the Day: Embryo in Blue
Image of the Day: Embryo in Blue
A bright blue stain highlights the sensory nerves of a developing mouse embryo.
Image of the Day: Embryo in Blue
Image of the Day: Embryo in Blue

A bright blue stain highlights the sensory nerves of a developing mouse embryo.

A bright blue stain highlights the sensory nerves of a developing mouse embryo.

embryo
CRISPR Scientists Slam Methods Used on Gene-Edited Babies
CRISPR Scientists Slam Methods Used on Gene-Edited Babies
Katarina Zimmer | Dec 4, 2018
Since He Jiankui presented his results at last week’s gene editing summit, researchers have raised concerns about his protocol, calling the procedure “amateurish” and “unconscionable.”
Discovery’s Crest: A Profile of Marianne Bronner
Discovery’s Crest: A Profile of Marianne Bronner
Anna Azvolinsky | Dec 1, 2018
Studying how neural crest cells journey through the embryo, this Caltech developmental biologist has revealed how they form major cell types, including peripheral neurons, bone, and smooth muscle.
Opinion: Don’t Ban the Use of CRISPR in Embryos
Opinion: Don’t Ban the Use of CRISPR in Embryos
John D. Loike | Nov 29, 2018
Despite a premature and ethically sketchy claim of genome editing in twin girls, an outright prohibition could blunt promising, responsible progress.
Second CRISPR-Modified Pregnancy May Be Underway
Second CRISPR-Modified Pregnancy May Be Underway
Ashley P. Taylor | Nov 28, 2018
He Jiankui, who reportedly edited the genomes of two babies already, broke the news at a conference in Hong Kong.
Claim of First Gene-Edited Babies Triggers Investigation
Claim of First Gene-Edited Babies Triggers Investigation
Catherine Offord | Nov 26, 2018
He Jiankui says he has successfully used CRISPR-Cas9 to tweak the genes of twins born earlier this month. Some independent experts are dubious.
First Mouse Embryos Made from Two Fathers
First Mouse Embryos Made from Two Fathers
Abby Olena | Oct 11, 2018
The bipaternal pups died soon after birth, but mice with two mothers grew into fertile adults.
In Their Earliest Days, Embryos Record Their Environments
In Their Earliest Days, Embryos Record Their Environments
Kerry Grens | Oct 1, 2018
Methylation patterns at so-called metastable epialleles in the genome stamp a memory into each of our cells.
CRISPR Can Track Cellular History of a Mammalian Embryo
CRISPR Can Track Cellular History of a Mammalian Embryo
Sukanya Charuchandra | Aug 10, 2018
Researchers used the genome-editing technology to analyze the development of mouse tissues.
Doubts Arise Again About CRISPR’d Human EmbryosDoubts Arise Again About CRISPR’d Human Embryos
Doubts Arise Again About CRISPR’d Human Embryos
Kerry Grens | Aug 8, 2018
One lab finds that a similar method produces large genetic deletions when performed in mouse embryos.