Parkinson’s Disease killed my father. It affects around six million people globally, and there is currently no cure.
A small new trial published in the journal Nature Medicine describes what would be two firsts for Parkinson’s disease, if they pan out: a diagnostic test and a potential immune-based treatment that works similarly to a vaccine. The research is still early, but researchers are excited by the prospect of advances for a disease that lacks good diagnostics and treatments….
The Florida-based biotech company Vaxxinity developed a vaccine, or what it calls an active immune medicine, to train the immune system to attack only abnormal versions of the protein—which are improperly folded—and not the regular forms. This would essentially help people’s bodies treat themselves….
The new diagnostic test for Parkinson’s, which was initially developed by researchers at the University of Texas and later Amprion, uses samples of cerebrospinal fluid to measure a person’s levels of abnormal alpha synuclein… Alpha synuclein has been tricky to measure in the body for several reasons, says Frasier. While everyone has the protein, abnormal forms of it occur in relatively small amounts, so they’re harder to detect via imaging. This type of alpha synuclein also tends to clump inside cells rather than outside of them, making it even harder to see….
The Vaxxinity vaccine trial included 20 people with Parkinson’s. It was just designed to test the safety of the approach, so the study only provided hints about the treatment’s effectiveness. Everyone received three shots over nearly a year; some contained the treatment at different doses, and some contained a placebo. Overall, people receiving the vaccine generated more antibodies against the abnormal alpha synuclein protein than those vaccinated with placebo…. Antibodies started to ramp up about four months after the vaccinations began.
1,075 words: https://time.com/6883054/parkinsons-test-vaccine-study-vaxxinity/.
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