The First Person to Receive a Pig Kidney Transplant Has Died

Richard “Rick” Slayman, the first person to receive a kidney from a genetically modified pig, has died almost two months after the transplant. He was 62. The historic procedure was carried out on March 16 at Massachusetts General Hospital. In a statement released on May 11, the hospital said it had “no indication” that Slayman’s […]

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Elon Musk’s Neuralink Had a Brain Implant Setback. It May Come Down to Design

Rather than building a device from the ground up, Synchron and Paradromics have taken inspiration from previous medical devices. Paradromics’ design, for instance, is based on the Utah array but makes some key improvements. It’s wireless, for one, and it has 421 electrodes on the end of tiny wires that sit in the brain tissue. […]

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We Finally Know Where Neuralink’s Brain Implant Trial Is Happening

Elon Musk’s brain-implant company Neuralink has chosen the Barrow Neurological Institute in Phoenix, Arizona, as the initial study site to test its Telepathy device. The first participant in Neuralink’s study, Noah Arbaugh, underwent a successful procedure at the institute in January to get the device implanted. Known as a brain-computer interface, or BCI, the technology […]

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They Experimented on Themselves in Secret. What They Discovered Helped Win a War

The Allied soldiers who weren’t killed limped back from the defeat. It was clear now, they needed to be able to creep up to the beaches days before a raid to get up-to-date information. They needed to know where the Nazis had tunneled into the land, placed explosives, or built machine gun nests. None of […]

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He Got a Pig Kidney Transplant. Now Doctors Need to Keep It Working

Other than rejection of the organ, one of the most common transplant complications is infection. Doctors have to strike a balance when prescribing immunosuppressive drugs: too low a dose can lead to rejection, while too much can make a patient vulnerable to infection. Immunosuppressants are powerful drugs that can cause a range of side effects, […]

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This Bag of Cells Could Grow New Livers Inside of People

In early experiments, Lagasse found that if he injected healthy liver cells into the lymph nodes of mice, the cells would flourish and form a second, smaller liver to take over the functions of the animal’s failing one. The new livers grew up to 70 percent of the size of a native liver. “What happened […]

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A Gene-Edited Pig Kidney Was Just Transplanted Into a Person for the First Time

Slayman received his first kidney transplant in 2018 from a human donor. The donor kidney initially functioned well, but Slayman started to go into kidney failure after years of living with diabetes. Diabetes is the leading cause of kidney disease, which can eventually result in kidney failure. He had no choice but to go on […]

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Neuralink’s First Human Patient Demonstrates His Brain-Computer Interface

On Wednesday, Neuralink introduced the first human subject to receive the company’s brain implant, a 29-year-old man who has been paralyzed from the shoulders down for eight years after a diving accident. In a brief livestream on the social media platform X, the man said he’s able to play online chess and the video game […]

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Watch Neuralink’s First Human Subject Demonstrate His Brain-Computer Interface

On Wednesday, Neuralink introduced the first human subject to receive the company’s brain implant, a 29-year-old man who has been paralyzed from the shoulders down for eight years after a diving accident. In a brief livestream on the social media platform X, the man introduced himself as Noland Arbaugh, and said he’s able to play […]

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A Pill That Kills Ticks Is a Promising New Weapon Against Lyme Disease

If you have a dog or cat, chances are you’ve given your pet a flavored chewable tablet for tick prevention at some point. What if you could take a similar pill to protect yourself from getting Lyme disease? Tarsus Pharmaceuticals is developing such a pill for humans—minus the tasty flavoring—that could provide protection against the […]

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A New Headset Aims to Treat Alzheimer’s With Light and Sound

The company’s study included 74 participants with mild to moderate Alzheimer’s who received either the Cognito stimulation or a sham device that acted as a placebo. Subjects were asked to use the headset for an hour every day for six months. Compared with the placebo group, those who got the Cognito stimulation showed a 77 […]

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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 of blubber that allowed its close relative to thrive in sub-zero environments. To get to these so-called “functional mammoths,” Colossal’s scientists need to solve a […]

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A New Startup Wants to Turn the Sugar You Eat Into Fiber

What the body does need is fiber, a nutrient found in vegetables, whole grains, and legumes that helps regulate the bowel and lower blood cholesterol and glucose levels. Only about 5 percent of Americans get the recommended amount of daily fiber, which is about 30 grams a day. The enzyme Zya is developing comes from […]

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