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.

Input: Consider Input:  The atopic disposition , indicated by positive skin reactions and IgE antibody titers etc . , and the bronchial reactivity to inhaled acetylcholine were examined on the following three groups : ( 1 ) 20 young adults with a history of childhood asthma who have been symptom - free for more than 4 yr ; ( 2 ) 20 current asthmatics , and ( 3 ) 20 healthy young adults .

Output: IgE antibody


Input: Consider Input:  Steady - state levels of murine MMR mRNA were measured in the macrophage cell line J774E , which is known to express the protein at the cell surface .

Output: murine MMR mRNA


Input: Consider Input:  The goals of these experiments were to determine whether lactational anestrus would be prolonged by a 48 - h fast at days 13 and 14 postpartum ( pp ) and , if so , to determine whether this effect could be reversed by treatment with the Ob protein leptin .


Output: Ob protein