You will be given a definition of a task first, then some input of the task.
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Increased gliadin antibody levels were found more frequently in patients with subtotal villous atrophy ( 9 out of 17 patients , or 53 % ; p less than 0 . 05 ) than in patients with partial villous atrophy ( 2 out of 13 patients , or 15 % ) or normal villous appearance ( 2 out of 10 patients , or 20 % ) .
Output:
gliadin antibody