Blood samples were taken from the participants at the beginning and after four weeks of breathing exercises to check the amyloid beta peptide levels in their blood.

Source: https://www.dailymail.co.uk/health/article-12037655/The-simple-breathing-trick-scientists-say-slash-risk-Alzheimers.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Donanemab, on the other hand, is administered once a month and is stopped once patients reach a certain threshold for amyloid levels.

Source: https://indianexpress.com/article/explained/explained-health/the-new-alzheimers-drug-donanemab-8612596/

In past research, Lucey and his colleagues have linked poor sleep to higher levels of both amyloid and tau in the brain.

Source: https://www.gjsentinel.com/lifestyle/health_and_wellness/in-small-study-hints-that-a-sleeping-pill-might-help-prevent-alzheimers/article_1cbe3e68-b6aa-5aa1-87e5-3668205f5e73.html

Professor Sir John Hardy defined a generation of research and studied the involvement of amyloid protein in Alzheimer's disease.

Source: https://www.coventrytelegraph.net/news/coventry-news/coventry-woman-who-became-pioneer-26630049

These incidents, related to the drug’s stripping away of amyloid proteins, were generally minor, but three deaths appear to have been caused by the drug.

Source: https://seattlemedium.com/why-the-next-big-hope-for-alzheimers-might-not-help-most-black-patients/

When it forms amyloid, the result is different depending on where the malformed proteins land.

Source: https://www.discovermagazine.com/mind/amyloidosis-beyond-alzheimers-and-parkinsons