Detailed Instructions: 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.
Problem: The electron spin resonance study also demonstrated that the formation of superoxide - DMPO spin adduct was strongly inhibited by a selective cyclooxygenase - 2 inhibitor , etodolac , in a concentration - dependent manner .
Solution:
cyclooxygenase - 2