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. Author manuscript; available in PMC: 2015 Jun 1.
Published in final edited form as: Head Neck. 2015 Apr 6;37(6):E74–E80. doi: 10.1002/hed.23907

Figure 3.

Figure 3

Photomicrograph of immunohistoperoxidase staining for tyrosine hydroxylase showing faint immunoreactivity in the cytoplasm (A) compared to a control section lacking primary antibody (B).