With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chris Hardwick hosted a show.
text_B: Testin also known as TESS is a protein that in humans is encoded by the TES gene located on chromosome 7 .. protein. protein. gene. gene. chromosome 7. chromosome 7. TES is a 47 kDa protein composed of 421 amino acids found at focal adhesions and is thought to have a role in regulation of cell motility .. protein. protein. kDa. kDa. amino acids. amino acids. focal adhesions. focal adhesions. cell motility. cell motility. In addition to this , TES functions as a tumour suppressor .. tumour. tumour. The TES gene is located within a fragile region of chromosome 7 , and the promoter elements of the TES gene have been shown to be susceptible to methylation -- this prevents the expression of the TES protein .. protein. protein. gene. gene. chromosome 7. chromosome 7. promoter. promotor ( biology ). methylation. methylation. expression. gene expression. TES came to greater prominence towards the end of 2007 as a potential mechanism for its tumour suppressor function was published .. tumour. tumour. tumour suppressor function. TES ( protein )#TES as a tumour suppressor
not_related.