Imokawa G - Search Results

1

The decreased secretion of hyaluronan by older human fibroblasts under physiological conditions is mainly associated with the down-regulated expression of hyaluronan synthases but not with the expression levels of hyaluronidases.

Terazawa S, Nakajima H, Tobita K, Imokawa G. Terazawa S, et al. Among authors: imokawa g. Cytotechnology. 2015 Aug;67(4):609-20. doi: 10.1007/s10616-014-9707-2. Epub 2014 Mar 4. Cytotechnology. 2015. PMID: 24590928 Free PMC article.

2

Withaferin A abolishes the stem cell factor-stimulated pigmentation of human epidermal equivalents by interrupting the auto-phosphorylation of c-KIT in human melanocytes.

Terazawa S, Nakajima H, Fukasawa K, Imokawa G. Terazawa S, et al. Among authors: imokawa g. Arch Dermatol Res. 2015 Jan;307(1):73-88. doi: 10.1007/s00403-014-1518-y. Epub 2014 Nov 7. Arch Dermatol Res. 2015. PMID: 25376854

3

Astaxanthin and withaferin A block paracrine cytokine interactions between UVB-exposed human keratinocytes and human melanocytes via the attenuation of endothelin-1 secretion and its downstream intracellular signaling.

Niwano T, Terazawa S, Nakajima H, Wakabayashi Y, Imokawa G. Niwano T, et al. Among authors: imokawa g. Cytokine. 2015 Jun;73(2):184-97. doi: 10.1016/j.cyto.2015.02.006. Epub 2015 Mar 13. Cytokine. 2015. PMID: 25777483

4

Biological mechanisms underlying the ultraviolet radiation-induced formation of skin wrinkling and sagging II: over-expression of neprilysin plays an essential role.

Imokawa G, Nakajima H, Ishida K. Imokawa G, et al. Int J Mol Sci. 2015 Apr 8;16(4):7776-95. doi: 10.3390/ijms16047776. Int J Mol Sci. 2015. PMID: 25856676 Free PMC article. Review.

5

The UVB-Stimulated Expression of Transglutaminase 1 Is Mediated Predominantly via the NFκB Signaling Pathway: New Evidence of Its Significant Attenuation through the Specific Interruption of the p38/MSK1/NFκBp65 Ser276 Axis.

Terazawa S, Mori S, Nakajima H, Yasuda M, Imokawa G. Terazawa S, et al. Among authors: imokawa g. PLoS One. 2015 Aug 25;10(8):e0136311. doi: 10.1371/journal.pone.0136311. eCollection 2015. PLoS One. 2015. PMID: 26305102 Free PMC article.

6

The Inhibitory Effects of Anti-Oxidants on Ultraviolet-Induced Up-Regulation of the Wrinkling-Inducing Enzyme Neutral Endopeptidase in Human Fibroblasts.

Nakajima H, Terazawa S, Niwano T, Yamamoto Y, Imokawa G. Nakajima H, et al. Among authors: imokawa g. PLoS One. 2016 Sep 20;11(9):e0161580. doi: 10.1371/journal.pone.0161580. eCollection 2016. PLoS One. 2016. PMID: 27648570 Free PMC article.

7

Signaling Cascades Activated by UVB in Human Melanocytes Lead to the Increased Expression of Melanocyte Receptors, Endothelin B Receptor and c-KIT.

Terazawa S, Imokawa G. Terazawa S, et al. Among authors: imokawa g. Photochem Photobiol. 2018 May;94(3):421-431. doi: 10.1111/php.12848. Epub 2018 Mar 8. Photochem Photobiol. 2018. PMID: 28977677 Review.

8

Glucosamine abrogates the stem cell factor + endothelin-1-induced stimulation of melanogenesis via a deficiency in MITF expression due to the proteolytic degradation of CREB in human melanocytes.

Niwano T, Terazawa S, Sato Y, Kato T, Nakajima H, Imokawa G. Niwano T, et al. Among authors: imokawa g. Arch Dermatol Res. 2018 Oct;310(8):625-637. doi: 10.1007/s00403-018-1850-8. Epub 2018 Jul 25. Arch Dermatol Res. 2018. PMID: 30046896

9

The Attenuated Secretion of Hyaluronan by UVA-Exposed Human Fibroblasts Is Associated with Up- and Downregulation of HYBID and HAS2 Expression via Activated and Inactivated Signaling of the p38/ATF2 and JAK2/STAT3 Cascades.

Terazawa S, Takada M, Sato Y, Nakajima H, Imokawa G. Terazawa S, et al. Among authors: imokawa g. Int J Mol Sci. 2021 Feb 19;22(4):2057. doi: 10.3390/ijms22042057. Int J Mol Sci. 2021. PMID: 33669634 Free PMC article.

10

Mycosporine-like amino acids stimulate hyaluronan secretion by up-regulating hyaluronan synthase 2 via activation of the p38/MSK1/CREB/c-Fos/AP-1 axis.

Terazawa S, Nakano M, Yamamoto A, Imokawa G. Terazawa S, et al. Among authors: imokawa g. J Biol Chem. 2020 May 22;295(21):7274-7288. doi: 10.1074/jbc.RA119.011139. Epub 2020 Apr 13. J Biol Chem. 2020. PMID: 32284328 Free PMC article.

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