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: The contrasting activity of iodido versus chlorido ruthenium and osmium arene azo- and imino-pyridine anticancer complexes: control of cell selectivity, cross-resistance, p53 dependence, and apoptosis pathway.

SOLUTION: p53

PROBLEM: Maqui berry (Aristotelia chilensis) and the constituent delphinidin glycoside inhibit photoreceptor cell death induced by visible light.

SOLUTION: photoreceptor

PROBLEM: Multilevel regulation of 2-cys peroxiredoxin reaction cycle by s-nitrosylation.

SOLUTION:
2-cys peroxiredoxin