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Expression levels of β1 and β2-adrenoceptor in the human ductal pancreatic adenocarcinoma cells. Two representative immunohistochemical staining of PanCa cells presented from 48 pancreatic carcinoma specimen samples (expressions of β1-adrenergic receptor [b and e], the expressions of β2-adrenergic receptor [a and d] and the negative control [c] in).
