Search Results for: blastoids

Top stem cell stories of 2021: COVID, diabetes, human embryos, clinics in court

regenerative medicine, stem cells 2021

The past year was all over the place for the stem cell and regenerative medicine field. As you can see in my scoring of my 21 predictions for 2021, quite a few things were surprises in terms of what did and didn’t happen. Here’s an overview of the top stories of the year in our …

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Risks rise as ISSCR drops strict 14-day rule on human embryo growth in the lab

mouse embryos grown outside the lab

Something called the 14-day rule on growing human embryos in the lab helped keep a tough question in check for a long time: when is it ethically wrong or just practically unwise to continue growing a human embryo for research? There is no good answer based on science or anything else. ISSCR moves beyond strict …

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When does a human embryo model become the real thing & other tough questions for a new field

human embryo model mukul tewary sm

A human embryo model is a laboratory-produced collection of living cells that has some key things in common with real human embryos. They are made from pluripotent stem cells, which include embryonic stem cells and induced pluripotent stem cells or iPS cells. This research is both exciting and ethically complicated, raising some difficult questions. Embryo …

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Weekly reads: embryo pubs stir things up, organoids crying, & more

organoids tear glands sm

This was an unusual week in that three papers in a sense collided together related to embryo production and growth, raising new research possibilities but also serious ethical questions. New research: what is an embryo & what is not? The first two Nature papers reported generating the most realistic models of human embryos from scratch …

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