Fig. 4From: Decreased expression of hyaluronan synthase 1 and 2 associates with poor prognosis in cutaneous melanomaHYAL2 immunostaining in superficially a and deeply invasive melanomas b and in lymph node metastases c. Black asterisk in a points to numerous tumor infiltrating lymphocytes and black arrows immunopositive tumor cells in superficial melanoma. Scale bar 100 μmBack to article page