WTF Is With the Pink Pineapples at the Grocery Store?!
On a recent trip to Giant Eagle, my local grocery store in Pittsburgh, I noticed something new in the fruit section: a single pineapple packaged in a pink and forest-green …
genetic engineering
Scientists Are Inching Closer to Bringing Back the Woolly Mammoth
De-extinction startup Colossal Biosciences wants to bring back the woolly mammoth. Well, not the woolly mammoth exactly, but an Asian elephant gene-edited to give it the fuzzy hair and layer …
Scientists Will Test a Cancer-Hunting mRNA Treatment
To keep IL-12 inside tumors, scientists at Strand designed a set of instructions called a genetic circuit that tells the mRNA to make the inflammatory protein only when it detects …
In a World First, a Patient’s Antibody Cells Were Just Genetically Engineered
Our B cells help prevent us from getting sick. Their job is to make antibodies, immune system proteins that fight off viruses and other foreign invaders. And they make a …
The First Crispr Medicine Is Now Approved in the US
Casgevy uses the Nobel Prize–winning technology Crispr to modify patients’ cells so that they produce healthy hemoglobin instead. The Crispr system has two parts: a protein that cuts genetic material …
A Single Infusion of a Gene-Editing Treatment Lowered High Cholesterol
In a small initial test in people, researchers have shown that a single infusion of a novel gene-editing treatment can reduce cholesterol, the fatty substance that clogs and hardens arteries …
How to Make a Pig Heart Transplant Last in a Person
With any organ transplant, doctors are trying to balance how to prevent infections while tamping down the immune system. Without immunosuppressive drugs, the transplant organ will be rejected. But giving …