Research Topic: blood-brain barrier

Microbial links to Alzheimer’s disease

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This review examines whether germs like bacteria, fungi, and viruses might play a role in causing Alzheimer’s disease. Scientists have found that certain bacteria from the mouth and gut, fungal infections, and cold sores (herpes viruses) appear more frequently in Alzheimer’s patients and may trigger the brain changes that damage memory and thinking. While the evidence is promising, researchers still need to determine whether these infections actually cause Alzheimer’s or simply make it worse once it develops.

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Conjugation of a Cryptococcus neoformans-derived metalloprotease to antifungal-loaded PLGA nanoparticles treats neural cryptococcosis in an in vitro model

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Researchers developed special nanoparticles that can cross the protective barrier surrounding the brain by using a protein from a fungal infection. These nanoparticles are loaded with an antifungal drug and can effectively treat cryptococcal brain infections in laboratory tests. This approach offers a new way to deliver medicines to the brain without invasive procedures, potentially helping patients with serious brain infections that are currently difficult to treat.

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Conjugation of a Cryptococcus neoformans-derived metalloprotease to antifungal-loaded PLGA nanoparticles treats neural cryptococcosis in an in vitro model

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Researchers developed tiny nanoparticle carriers coated with a fungal enzyme that helps them cross the protective barrier around the brain. These particles were loaded with an antifungal drug to treat brain infections caused by Cryptococcus neoformans. In laboratory tests, the Mpr1-coated particles successfully penetrated the blood-brain barrier better than regular nanoparticles and were more effective at killing the fungal cells.

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Immunomodulatory natural polysaccharide-based nanoparticles for the treatment of neurodegenerative diseases

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Scientists are developing tiny particles made from natural sugar-based compounds that can deliver medicine to the brain while reducing inflammation caused by neurodegenerative diseases like Alzheimer’s and Parkinson’s. These nanoparticles are special because they can cross the protective barrier surrounding the brain and carry therapeutic compounds directly to where they’re needed. The natural polysaccharides used to make these particles have built-in anti-inflammatory properties, making them safer and more effective than traditional approaches. This innovative technology shows promise for treating currently difficult-to-manage brain diseases.

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