It was caused by a mutated gene and was extremely rare, representing only some 5 percent of all Alzheimer's cases.
"Syndrome"
Thomas Hoover
Their wide, mutated hands chipped into the rock-hard clay, opening a channel which was to be filled with sand and then sealed off with clay on all sides and surface.
"We’re Civilized!"
Mark Clifton and Alex Apostolides
It was mutated horse, actually-one of the Life Bank deals that didn't work out so well.
"Legacy"
James H Schmitz