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.

Example Input:  In this study , we obtained PBL from Epstein - Barr virus ( EBV ) IgG antibody positive kidney transplant recipients ( R ) and their living - related donors ( LRD ) one year after renal transplantation .
Example Output: IgG antibody

Example Input:  Glucocorticoid receptors and in vitro corticosensitivity of peanut - positive and peanut - negative human thymocyte subpopulations .
Example Output: Glucocorticoid receptors

Example Input:  This approach uses reporter - plasmids for the detection of intracellular signals mediated by the mitogen - activated protein kinase or cyclic AMP - dependent protein kinase .
Example Output:
reporter - plasmids