The significant clinical benefits of human epidermal growth factor receptor 2 (HER2)‐
targeted therapeutic agents have revolutionized the clinical treatment landscape in a variety …

Abstract Claudin-18.2 (CLDN18. 2) is a member of the tight junction protein family and is a
highly selective biomarker with often abnormal expression during the occurrence and …

Patients with autoimmune gastritis (AIG) have a 13-fold risk of developing type-1
neuroendocrine tumors, whereas the risk for gastric adenocarcinoma is still uncertain. Here …

Introduction Anal squamous cell carcinoma (ASC) is a rare gastrointestinal malignancy
showing an increased incidence over the past decades. YKL-40 is an immune modulator …

In this issue of Journal of Clinical Pathology, Angerilli et al provide a detailed survey of the
prevalence and characteristics of HER2 expression by immunohistochemistry (IHC) in …