Psoriasis, a chronic, immune‐mediated skin disease characterized by red, scaly plaques,
affects approximately 0.3% of the population in Japan. The aim of this open‐label study was to …

Objective. To investigate the prevalence of psoriatic arthritis (PsA) in Japanese patients with
psoriasis. Methods. A multicenter, noninterventional, retrospective cross-sectional study was …

Background Plaque psoriasis significantly affects patients’ health-related quality of life. To
aid treatment decisions, not only objective assessment by physicians but also subjective …

CD9 is a protein with 4 transmembrane domains, and functions as a cell surface antigen.
We have previously reported that CD9 functions as an up‐regulator of membrane‐anchored …

Background Long‐term management of moderate‐to‐severe psoriasis is usually discussed
in terms of continuous administration; however, there are many situations in clinical practice …

Pemphigus foliaceus (PF) sera react with a 150 kDa antigen, desmoglein (DG), while pemphigus
vulgaris (PV) sera react with a 130 kDa PV antigen. Recent molecular cloning studies …

Necrobiotic xanthogranuloma (NXG) is a rare histiocytic disease with generalized xanthomatosis.
However, most cases with NXG are normolipidemic or hypolipidemic. The mechanism …

We report here the clinicopathological features of a typical case of giant axonal neuropathy (GAN).
Scanning electron microscopy of the hair of this case revealed an extraordinarily …

Herpes gestationis (HG) is a rare pregnancy-associated disease. The aim of this study was
to compare various immunohistochemical and immunobiochemical techniques with respect …

Psoriasis poses a substantial economic burden by reducing the work productivity of affected
patients. We aimed to evaluate the negative impact of plaque psoriasis on work productivity …