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Lab-created cell structures could lead to greater understanding
of Alzheimer's disease and other neurodegenerative diseases, according
to researchers at the University of Georgia.
The cell structures,
known as Hirano bodies, were discovered several decades ago, and
their presence in Alzheimer's patient autopsies has led researchers
to question if they're part of the disease process.
In the past,
researchers have had great difficulties studying Hirano bodies
because they are resistance to culturing in laboratories.
But results
of a new study, appearing in the Journal of Cell Science, report
on a novel approach to creating Hirano bodies. And the discovery
has given scientists their first tool in understanding how Hirano
bodies may aid -- or hinder -- disease progression.
Researcher
Marcus Fechheimer and colleagues are not convinced that the Hirano
bodies are associated with neurological deterioration, suggesting
that a range of conditions may generate signals that cause formation
of Hirano bodies.
"The
results reveal that formation of Hirano bodies is not necessarily
related to cell death," the researchers concluded.
Other
Sources: Journal of Cell Science
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