Anti-neutrophil cytoplasmic antibodies (ANCAs) are valuable laboratory markers used for
the diagnosis of well-defined types of small-vessel vasculitis, including granulomatosis with …

Protein tyrosine phosphatases (PTPs) are important regulators of many cellular functions
and a growing number of PTPs have been implicated in human disease conditions, such as …

This document follows up on a 2017 revised international consensus on anti-neutrophil
cytoplasm antibodies (ANCA) testing in granulomatosis with polyangiitis and microscopic …

Objective To develop and validate revised classification criteria for granulomatosis with
polyangiitis (GPA). Methods Patients with vasculitis or comparator diseases were recruited …

Objective To develop and validate revised classification criteria for eosinophilic
granulomatosis with polyangiitis (EGPA). Methods Patients with vasculitis or comparator …

Objective To develop and validate classification criteria for microscopic polyangiitis (MPA).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

Objective To develop and validate new classification criteria for Takayasu arteritis (TAK).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

BACKGROUND: Endoscopic submucosal dissection (ESD) was originally developed in
Japan for en bloc resection of gastric neoplasms. OBJECTIVE: To clarify whether the novel …

Ulcerative colitis is one of the principal forms of inflammatory bowel disease with complex
manifestations. Although previous studies have indicated that there is a genetic contribution …

Background A newly developed endoscope lighting system called a narrow-band imaging
system emphasizes certain histological features such as capillary and crypt patterns. The …