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Koji Sayama

Explore the profile of Koji Sayama including associated specialties, affiliations and a list of published articles. Areas
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Articles 121
Citations 1826
Followers 0
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Recent Articles
21.
Nanba D, Toki F, Asakawa K, Matsumura H, Shiraishi K, Sayama K, et al.
J Cell Biol . 2021 Sep; 220(11). PMID: 34550317
Skin regenerative capacity declines with age, but the underlying mechanisms are largely unknown. Here we demonstrate a functional link between epidermal growth factor receptor (EGFR) signaling and type XVII collagen...
22.
Dai X, Shiraishi K, Muto J, Utsunomiya R, Mori H, Murakami M, et al.
J Invest Dermatol . 2021 Jul; 142(1):136-144.e3. PMID: 34293350
IL-33, a chromatin-associated multifunctional cytokine, is implicated in the pathogenesis of atopic dermatitis (AD), an inflammatory skin disorder characterized by skin barrier dysfunction. IL-33 accumulates in the nuclei of epidermal...
23.
Shiraishi K, Akiyama S, Tohyama M, Sayama K
J Dermatol . 2021 Jul; 49(2):e46-e47. PMID: 34288073
No abstract available.
24.
Miyake Y, Tanaka K, Nagata C, Furukawa S, Andoh A, Yokoyama T, et al.
Nutrition . 2021 Jul; 91-92:111378. PMID: 34265581
Objectives: Oxidative stress is considered one of the etiologic factors involved in ulcerative colitis (UC), yet there is limited epidemiologic information regarding the relationship between antioxidant intake and the risk...
25.
Yoshida S, Shiraishi K, Yatsuzuka K, Mori H, Koga H, Ishii N, et al.
J Dermatol . 2021 Jun; 48(9):e449-e451. PMID: 34089265
No abstract available.
26.
Doi C, Shiraishi K, Koga H, Ishii N, Sayama K
J Dermatol . 2021 May; 48(8):1286-1290. PMID: 34003521
Pemphigoid vegetans is a rare variant of bullous pemphigoid characterized by vegetative and purulent lesions of the groin, axillae, thighs, hands, eyelids, and perioral regions. The clinical features and histological...
27.
Dai X, Utsunomiya R, Shiraishi K, Mori H, Muto J, Murakami M, et al.
J Invest Dermatol . 2021 Apr; 141(11):2646-2655.e6. PMID: 33865911
IL-33 is a chromatin-associated multifunctional cytokine implicated in the pathogenesis of atopic dermatitis (AD), an inflammatory skin disorder characterized by skin barrier dysfunction. The previous reports show that IL-33 is...
28.
Murakami M, Kawakami R, Niko Y, Tsuda T, Yatsuzuka K, Mori H, et al.
J Dermatol Sci . 2021 Apr; 102(2):130-132. PMID: 33810900
No abstract available.
29.
Tohyama M, Matsumoto A, Tsuda T, Dai X, Shiraishi K, Sayama K
J Dermatol Sci . 2021 Jan; 101(3):202-209. PMID: 33509657
Background: Lesions of atopic dermatitis have fewer Th17 cells than those of psoriasis, resulting in frequent skin infections. Expression of CCL20, a chemokine that is important for recruiting Th17 cells,...
30.
Murakami M, Kawakami R, Niko Y, Tsuda T, Mori H, Yatsuzuka K, et al.
Acta Histochem Cytochem . 2021 Jan; 53(6):131-138. PMID: 33437099
Two-photon, excitation fluorescent microscopy featuring autofluorescence or immunofluorescence, combined with optical clearance using a transparency-enhancing technique, allows deep imaging of three-dimensional (3D) skin structures. However, it remains difficult to obtain...