TASK DEFINITION: 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:  This model of acute monarticular arthritis is particularly suitable for further investigations into cell - mediated immunity in arthritis and the role of IL - 1 .

SOLUTION: IL - 1

PROBLEM:  Tk mRNA is induced following treatment with estrogen .

SOLUTION: Tk mRNA

PROBLEM:  However , this lytic activity was significantly increased after blockade of p58 with specific monoclonal antibodies .

SOLUTION:
monoclonal antibodies