Fig. 4From: Expression of T-cell immunoreceptor with immunoglobulin and tyrosine-based inhibitory motif domains (TIGIT) in anaplastic thyroid carcinomaMicrophotographs of ATC on H&E- (A), TIGIT- (B), and AE1/AE3- (C) stained serial sections. ATC cells harbored pleomorphic large nuclei and abundant eosinophilic cytoplasm with a heavy infiltrate of immune cells (A). Tumor cells were concurrently positive for TIGIT (B) and pancytokeratin AE1/AE3 (D)Back to article page