Discussions reflect curiosity and intrigue regarding amyloid-β's antimicrobial role, with posts emphasizing the surprising nature of the findings using words like 'insane' and 'most surprising,' while others compare amyloid to a protective 'trash bag,' illustrating a shift in perception that may influence future research directions.
AgreementModerate agreement
Most discussions acknowledge the potential protective role of amyloid-β, showing general support for the idea that it may serve antimicrobial functions.
InterestHigh interest
Posts express high interest, especially with comments highlighting the novel and provocative nature of the research, using words like 'insane' and 'game-changing.'
EngagementModerate engagement
There is some depth of engagement with references to related research and hypotheses about amyloid's physiological roles, but few detailed methodological discussions are present.
ImpactModerate impact
The conversations suggest potential implications for understanding Alzheimer's and infectious processes, though debates about therapeutic removal imply some skepticism about practical impact.
Abstract in brief
Amyloid peptide A, traditionally linked to Alzheimer's disease, may also serve a protective role by acting as an antimicrobial agent against bacteria and fungi, with evidence from mouse, worm, and cell culture models.
The study suggests that the ability of amyloid A to oligomerize (form small clusters) is crucial for its antimicrobial activity, as it binds to microbial cell walls and helps trap pathogens.
Infections like Salmonella in mouse brains can accelerate amyloid deposition, implying that infectious or inflammatory stimuli might trigger amyloid production, which could be both protective and damaging—a dual role similar to other antimicrobial peptides.]
Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural antibiotic in this 2016 paper
https://t.co/sueViZGQWX
To put it bluntly, this is one of the most insane things I've ever read
And I mean that in a good way
Aug 25, 2024 · 77 likes · 8 shares · 34,098 followersView post →
TP
Tim Peterson
@timrpeterson · X
@matthewherper @adamfeuerstein Amyloid is the trash bag. When you get rid of the trash bag, the trash still needs to be taken out.
https://t.co/S6lVXh0Uc3
Jun 16, 2022 · 3 likes · 4,096 followersView post →
KP
Krzysztof Potempa
@BRAINCURES · X
The possibility of an indirect role for microorganisms gained attention in 2016, when @RudyTanzi and his colleagues (@presenilin1 @KevinWashicosky ...) published a study showing that amyloid-β protects human cells, worms and mice from infection by bacteria
https://t.co/RiZe5i0nzK
Nov 19, 2022 · 1 like · 2,663 followersView post →
Sep 3, 2025 · 1 like · 1 share · 1,648 followersView post →
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Richard
@PGC1a_RB · X
RT @photobiogenesis: Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural an…
Aug 25, 2024 · 8 shares · 14,858 followersView post →
TP
Tim Peterson
@timrpeterson · X
@InnoTalker Recent data suggest amyloid is like the trash bags rather than the trash. Removing the bag itself wouldn't be helpful.
This paper makes the case that amyloid is an antibiotic against pathogens. One wouldn't want less antibiotic.
https://t.co/S6lVXh0Uc3
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Sep 3, 2025 · 1 like · 1 share · 1,648 followersView post →
FC
Fluffy Cushion
@ZFTnope · X
RT @photobiogenesis: Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural an…
Aug 26, 2024 · 8 shares · 121 followersView post →
CS
cal_shanahan
@cshan159 · X
RT @photobiogenesis: Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural an…
Aug 25, 2024 · 8 shares · 103 followersView post →
R
Richard
@PGC1a_RB · X
RT @photobiogenesis: Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural an…
Aug 25, 2024 · 8 shares · 14,858 followersView post →
M
Mickey
@MickeyShaughnes · X
RT @photobiogenesis: Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural an…
Aug 25, 2024 · 8 shares · 1,599 followersView post →
BH
Bryce Hanna
@photobiogenesis · X
Australian researcher Robert Moir and his team put forth the idea that amyloid-beta is actually the brain's natural antibiotic in this 2016 paper
https://t.co/sueViZGQWX
To put it bluntly, this is one of the most insane things I've ever read
And I mean that in a good way
Aug 25, 2024 · 77 likes · 8 shares · 34,098 followersView post →
FJ
FMCH Journal
@FMCHJournal · X
Amyloid-β Peptide Protects Against Microbial Infection In Mouse and Worm Models of Alzheimer’s Disease
Read More On
https://t.co/AsGGMvQbyA https://t.co/n2fulWBvhJ
The possibility of an indirect role for microorganisms gained attention in 2016, when @RudyTanzi and his colleagues (@presenilin1 @KevinWashicosky ...) published a study showing that amyloid-β protects human cells, worms and mice from infection by bacteria
https://t.co/RiZe5i0nzK
Nov 19, 2022 · 1 like · 2,663 followersView post →
CP
Chris O'Leary | The Innovation Podcast
@InnoTalker · X
"Kumar et al. show that Aβ is a natural antibiotic that protects the brain from infection. Most surprisingly, Aβ aggregates trap and imprison bacterial pathogens."
https://t.co/6Jo50yu78E
Is this true?
IDK.
But how can you REMOVE AB if it MIGHT be true?
Where's the THEORY...
@InnoTalker Recent data suggest amyloid is like the trash bags rather than the trash. Removing the bag itself wouldn't be helpful.
This paper makes the case that amyloid is an antibiotic against pathogens. One wouldn't want less antibiotic.
https://t.co/S6lVXh0Uc3
@matthewherper @adamfeuerstein Amyloid is the trash bag. When you get rid of the trash bag, the trash still needs to be taken out.
https://t.co/S6lVXh0Uc3
Jun 16, 2022 · 3 likes · 4,096 followersView post →
N
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