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Use "fibrils" in a sentence
"A-beta normally dissolves after it drifts away from the cell, but it sometimes folds into insoluble forms called fibrils, which stick together to create plaques."
"Does the blood appear only on the top fibrils, as does the image of the body?"
"The very top of the linen fibrils of the cellulose fibers of the Shroud demonstrates colorization from an extremely rapid dehydration and oxidation process."