JACKSONVILLE, Fla. — Researchers at Mayo Clinic in Florida have found that a molecule long believed to be a beneficial tumor suppressor — and thus a potential cancer drug target — appears to act as an oncogene in some lethal brain tumors.
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Virginia Tech researchers have discovered that exposure to some insecticides may cause a cascade of chemical events in the brain that could lead to Parkinson?s Disease. “We found low-level exposures set in motion a process with an early onset that develops slowly and is persistent,” one of the lead researchers said. “More surprising is that high-level exposures resulted in few immediate effects that we could observe, but in the longer term there was a delayed effect.”