this post was submitted on 13 Jun 2026
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[–] TropicalDingdong@lemmy.world 129 points 2 weeks ago (25 children)

This and then the new about regrowing teeth. Its a very exciting time in medicine.

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[–] Trilogy3452@lemmy.world 106 points 2 weeks ago (7 children)

Probably worth adding "in mice" to the title

[–] AnUnusualRelic@lemmy.world 44 points 2 weeks ago (6 children)

Mice are really living in a golden age. They have never been so healthy.

[–] prole@lemmy.blahaj.zone 23 points 2 weeks ago* (last edited 2 weeks ago) (5 children)

The only downside is the never ending genocide at the hands of scientists

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[–] Hupf@feddit.org 35 points 2 weeks ago (1 children)
[–] Fredthefishlord@lemmy.blahaj.zone 14 points 2 weeks ago (12 children)

This is not the xkcd I thought you were going to use

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[–] LastYearsIrritant@sopuli.xyz 26 points 2 weeks ago (2 children)

And human tissues, and it's been shown to be safe in phase I trials.

So saying "in mice" undersells where they are at.

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[–] nodiratime@lemmy.world 20 points 2 weeks ago (1 children)

Now we only need a drug to turn humans into mice and back.

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[–] rainbowbunny@slrpnk.net 77 points 2 weeks ago (2 children)

Ready for someone to tell me why this unfortunately won't work / become mainstream

[–] adhdsergio@lemmy.world 44 points 2 weeks ago (2 children)

Money, usually. Or cancer. God i sound depressing 😄

[–] W98BSoD@lemmy.dbzer0.com 39 points 2 weeks ago (1 children)
[–] binarytobis@lemmy.world 12 points 2 weeks ago

Ah, the billionaires again.

[–] chaogomu@lemmy.world 30 points 2 weeks ago

Well, this same drug (working name MF-300) is a PDGH-15 inhibitor and has already been through phase 1 human trials for a separate condition.

Because PDGH-15 also causes age related muscle weakness.

Now, PDGH-15 also plays a role in cancer prevention, and there may be a few other less obvious functions.

I don't know if the results of the phase 1 trials have been published yet, but it's been a while since I checked.

I've been hearing about MF-300 for a little under a year, and with these same claims about restoring cartilage.

[–] HugeNerd@lemmy.ca 53 points 2 weeks ago (18 children)

Good. Biological aging is nothing more than a series of processes, not an inherent property of atoms, and it's time we start getting serious about anti-aging and life extension.

But probably not, seeing what the world is like.

[–] 9488fcea02a9@sh.itjust.works 41 points 2 weeks ago (21 children)

Its mostly billionaires who will be able to benefit from life extension... do you really want a world where trump, musk, and all their silicon valley friends rule the world until they turn 300 years old?

[–] Appoxo@lemmy.dbzer0.com 18 points 2 weeks ago (2 children)

So essentially Altered Carbon?

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[–] StenSaksTapir@feddit.dk 15 points 2 weeks ago (1 children)

Luckily there's no vaccine against guillotines.

[–] ivanafterall@lemmy.world 15 points 2 weeks ago

Give it time.

Aroooooo

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[–] teyrnon@sh.itjust.works 10 points 2 weeks ago (2 children)

Only the rich will benefit.

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[–] sapetoku@sh.itjust.works 42 points 2 weeks ago (1 children)

I want this so bad, I have lost all cartilage in my wrists and I don't want to get them fused.

[–] HertzDentalBar@lemmy.blahaj.zone 21 points 2 weeks ago

I couldn't imagine how shitty that must be, I really hope this advancement does help you regrow yours so you don't have to get them fused.

[–] AwesomeLowlander@sh.itjust.works 36 points 2 weeks ago (28 children)

Americans, we get it, you have no healthcare system worth the name. Stop assuming nobody else worldwide can get the meds either.

[–] dgriffith@aussie.zone 17 points 2 weeks ago

Exactly. Functional public health systems will assess patient outcomes and the expenditure in money and resources to determine what treatments get approved.

The odds are pretty good that - if this works out - this will be on the list of approved treatments straight away. Surgery is an expensive and high-load pathway for public health systems. A non-surgical treatment that gives good outcomes is such a win-win for both patients and public health systems that it almost doesn't matter how much it costs.

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[–] baduhai@sopuli.xyz 33 points 2 weeks ago (1 children)

I would like to order one new left knee cartilage please!

[–] Impractical_Island@lemmy.world 11 points 2 weeks ago (1 children)

Just take some from someone. Jeez, the learned helplessness of some people...

[–] nexguy@lemmy.world 11 points 2 weeks ago (1 children)

People have TWO for gosh sakes...horders now days...

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[–] melsaskca@lemmy.ca 26 points 2 weeks ago (1 children)

I'm glad to hear that stuff like this is still going on. Nice!

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[–] teslasdisciple@lemmy.ca 18 points 2 weeks ago

Finally some good fucking news.

[–] pageflight@piefed.social 18 points 2 weeks ago (3 children)

When they compared cartilage from young and old mice, they found that levels of 15-PGDH approximately doubled with age. To test the idea, researchers treated older mice with a small molecule drug that blocks 15-PGDH activity. [And cartilage regrew.]

Sounds very promising! I couldn't figure out the peer-reviewed-ness status.

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[–] bangupjobasusual@lemmy.world 18 points 2 weeks ago (4 children)

..but does it cause cancer.

[–] gandalf_der_12te@feddit.org 30 points 2 weeks ago (5 children)

"but does it cause cancer" is the new "but so does a handgun" comic.

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[–] scytale@piefed.zip 15 points 2 weeks ago

I’m in this thumbnail and I want that right now.

[–] metermatic26@lemmy.world 13 points 2 weeks ago (7 children)

Wow, this is really exciting. I guess it’ll take years more research before we’ll know if this can benefit humans, but if they can replicate the results with humans then it could potentially prevent chronic pain and mobility issues in millions of people.

[–] kamen@lemmy.world 15 points 2 weeks ago (2 children)

Hopefully not just humans. Many dogs for example suffer from the very same issues when they get older.

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[–] elbucho@lemmy.world 11 points 2 weeks ago* (last edited 2 weeks ago) (6 children)

I remember when I was a senior in high school back in the late 90s, my biology teacher mused one day that ours might be the first generation to not die of old age. I don't know if I'm anywhere near as optimistic now as he was then, but it is incredibly exciting to think about. There have been a slew of discoveries over the past 20 years that have been building towards this, and it's all been very fascinating. No idea if this is the grail or not, but it certainly seems like an important piece of the puzzle.

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[–] Moodel@feddit.uk 11 points 2 weeks ago

This is just epic news. Well done all the scientists for making this happen. :)

[–] mrmisses@lemmy.world 10 points 2 weeks ago

Just in time for me to get old!

[–] Sam_Bass@lemmy.world 10 points 2 weeks ago

i have femoral head necrosis, though so technically not arthritis but that is absolutely great news for everything else

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