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Massive DNA Structures of Unknown Origin Found In Our Mouths

2025-10-24 Science & Technology
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Anton Petrov
Anton Petrov
1.6m subscribers

Discovery of Strange DNA Molecules (Inocules) in Oral Bacteria

Understand the role of massive, newly discovered DNA elements residing in your oral bacteria, which scientists hypothesize directly correlate with human health and adaptation.

Short Summary

  • Researchers identified gigantic circular DNA structures, termed 'inocules,' outside the main bacterial chromosome in saliva. [00:04:30]
  • The abundance of these inocules correlates positively with immune markers but inversely with certain cancer diagnoses, suggesting a health biomarker role. [00:08:03]
  • These structures represent a massive, sharable genetic library enhancing bacterial survival against stresses like acid or heat in the mouth. [00:09:44]

Anton introduces a groundbreaking Japanese study detailing 'inocules' discovered in oral bacteria. These genetic elements reveal the profound complexity of the human microbiome and its potential links to host well-being.

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Description

Support this channel on Patreon to help me make this a full time job: https://www.patreon.com/whatdamath (Unreleased videos, extra footage, DMs, no ads) Alternatively, PayPal donations can be sent here: http://paypal.me/whatdamath Get a Wonderful Person Tee: https://teespring.com/stores/whatdamath More cool designs are on Amazon: https://amzn.to/3QFIrFX Hello and welcome! My name is Anton and in this video, we will talk about strange DNA molecules (inocles) found inside our mouths that we didn't know existed Links: https://www.nature.com/articles/s41467-025-62406-5 Additional bacterial videos: https://youtu.be/qyMbXCzcS0k https://youtu.be/Dh6Hy420-eQ https://youtu.be/hRgi--01kA0 https://youtu.be/2qu1XV-yj_A #DNA #bacteria #science 0:00 Strange DNA structures in our mouths - inocles 0:55 DNA in bacteria and what plasmids are for 3:55 New study finds unusual genetics elements 6:10 Bacteria involved in this 7:30 What this is probably for 8:05 Health correlation 9:30 Why this is so important for bacteria and us 11:40 Conclusions and what's next? Enjoy and please subscribe Bitcoin/Ethereum to spare? Donate them here to help this channel grow! bc1qnkl3nk0zt7w0xzrgur9pnkcduj7a3xxllcn7d4 or ETH: 0x60f088B10b03115405d313f964BeA93eF0Bd3DbF Thank you to all Patreon supporters of this channel Special thanks also goes to all the wonderful supporters of the channel through YouTube Memberships Credit: Benutzer:Sec11, translation by User:Eloquence CC BY-SA 3.0 https://en.wikipedia.org/wiki/Plasmid#/media/File:Plasmid_em-en.jpg Licenses used: https://creativecommons.org/licenses/by/4.0/ and relevant Creative Commons licenses

Top Comments (10)

@brenatevi 2025-10-24

This just reminded me that we are nothing but a colony of cells, some of which aren't even directly related to us!

410 73 replies
@kydeshou 2025-10-24

I mean, it should be noted that the bladder, in healthy persons, was thought to be sterile. It was only the last several yesrs that it was finally proven that they do, in fact, have their own unique microbiota. There is a lot we don't know about the human body.

269 19 replies
@dwm1156 2025-10-25

A kiss ain’t just a kiss, A sigh ain’t just a sigh, You must remember this, That horizontal transfer is Bacterial bliss. The fundamental things apply As time goes by.

170 17 replies
@paulblase3955 2025-10-25

This should also interact with gut bacteria, which have proven to be massive influences of overall health.

130 4 replies
@VikingMan44 2025-10-25

I am now a wonderful person. My tee-shirt came in the mail!

100 3 replies
@SirCharles12357 2025-10-24

Each bacterium has and trades books with each other, mostly survival guides! Fascinating!!

99 7 replies
@pirixyt 2025-10-24

I'm not surprised anymore to hear what people's mouth's can contain 😂

76 5 replies
@paulblase3955 2025-10-25

So much of modern life seems to rely on symbiotic relationships. I would think that plasmids, like mitochondria and other organelles, started out as separate single-celled creatures, a few billion years ago. We can’t survive without our symbiotic bacteria in our guts.

52 3 replies
@gort5583 2025-10-25

Another interesting scientific topic. A breath of fresh air compared to so much other crap on Youtube these days.

50 2 replies
@yogachick1955 2025-10-27

Fascinated and, reminds me of someone who worked in the dental industry told me years ago about a tooth decay preventative that some University was testing. There are some people who, no matter how poor their oral hygiene, never get cavities. Scientists were testing using bacteria cultured from their mouths as an orally administered treatment that would virtually wipe out tooth decay. Given the profit margins in the dental industry, I'm not surprised it hasn't hit the market yet

35 10 replies

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