Table 1.

Evaluation of Hyaluronan staining in various human tumor tissues with different grades:

Tumor types	Grade	Tumor cells	Stroma
Astrocytoma	WD	XXXX	XXX
	PD	XX	XX
Ganglioglioma	WD	XXXX	XX
	PD	X	XXX
Medulloblastoma	WD	XXX	XXX
	PD	Neg.	XX
Thyroid (papillary)	WD	XXXX	XXX
	PD	Neg.	XX
Mucoepidermoid	WD	XXX	XXX
	PD	X	XX
Breast (infiltrating duct)	WD	XXXX	XXXX
	PD	X	XX
Breast (medullary)	WD	XXXX	XXXX
Lung	WD	XXX	XXX
	PD	X	XXX
Stomach	WD	XXX	XXX
	PD	X	XX
Descending colon	WD	XXX	XXX
	PD	X	XXX
Caecum	WD	XXX	XXX
	PD	Neg.	XXX
Liver	WD	XXX	XXX
	PD	Neg.	X
Gall bladder	WD	XX	XX
	PD	Neg.	Neg.
Pancreas	WD	XXX	XXX
	PD	Neg.	XX
Renal cell carcinoma	WD	XX	XXXX
	PD	X	XXX
Nephroblastoma	WD	XXX	XXX
	PD	Neg.	XX
Urinary bladder	WD	XXX	XXX
	PD	Neg.	XX
Prostate	WD	XX	XX
	PD	Neg.	XX
Endocervix	WD	XXX	XX
	PD	Neg.	X
Ovary	PD	Neg.	X
Testis	PD	Neg.	X
Osteosarcoma	WD	XXX	XXX

XXXX- very strong, XXX- strong, XX- moderate, X- weak WD-Well differentiated, PD- Poorly differentiated