Table 1.

AHR Protein Expression in Tumors

Tissue (References)	AHR protein expression
Pancreatic (Koliopanos et al., 2002)	14/15 (tumors, m to h, cytosolic)
	9/15 (nontumors, f)
Prostate (Gluschnaider et al., 2010)	Tumors (h, cytosolic and nuclear)
	Nontumors (w-nd, cytosolic > nuclear)
Urinary tract (Ishida et al., 2010)	Tumors (h, % nuclear staining increased with increasing tumor grade)
	Nontumor (w, cytosolic and nuclear)
Lung (Portal-Nunez et al., 2012)	Adenocarcinomas (h, 56%)
	Bronchioloalveolar carcinomas (h, 47%)
	Bronchiolar epithelium (h, 11%)
Lung (Lin et al., 2003)	Tumors (h, 59/91; l, 32/91)
	Nontumors (h, 7/31; l, 24/31)
Esophagus (Zhang et al., 2012a)	Tumors/nontumors = 2.2/1 in protein expression
Pituitary (Jaffrain-Rea et al., 2009)	Tumors/nontumors: Weak staining, primarily cytosolic
Gliomas (Gramatzki et al., 2009)	Expression in tumor and nontumor tissues (23 autopsies)
	WHO grade II astrocytomas > grade III anaplastic astrocytomas > grade IV glioblastomas (mean total AHR)
	Grade IV glioblastomas > grade III anaplastic astrocytomas ≅ grade II astrocytomas (nuclear AHR protein)

Note. m to h, medium to high; f, faint; w-^nd, weak to nondetectable; w, weak.