• A tire chemical called 6PPD-Q, already blamed for killing salmon, was examined for possible links to Alzheimer’s disease in a new computer-based study.
  • Using computer models, researchers found that the chemical can latch onto several proteins associated with Alzheimer’s and reach brain regions involved in the disease.
  • No patients or animals were tested; the study rests entirely on computer predictions and reused datasets, so it cannot prove the chemical causes Alzheimer’s.
    • phutatorius@lemmy.zip
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      1 day ago

      Bike tires have less mass, accumulate much smaller mileage in a given time period, and are under far less mechanical stress than motor vehicle tires, so it’s likely that they barely contribute to the overall shedding of these chemicals into the environment.