Effect of low humidity on the barrier functions of keratinocytes in a reconstructed human epidermal model
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作者:
Izutsu-Matsumoto, Yukiko
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CIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, JapanCIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Izutsu-Matsumoto, Yukiko
[1
]
Okano, Yuri
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CIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, JapanCIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Okano, Yuri
[1
]
Masaki, Hitoshi
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机构:
CIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Konan Univ, Res Inst Human Hlth Sci, Kobe, Hyogo, JapanCIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Masaki, Hitoshi
[1
,2
]
Tokudome, Yoshihiro
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Saga Univ, Grad Sch Sci & Engn, Saga, Saga, Japan
Saga Univ, Inst Ocean Energy, Saga, Saga, JapanCIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Tokudome, Yoshihiro
[3
,4
]
Iwabuchi, Tokuro
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机构:
Tokyo Univ Technol, Sch Biosci & Biotechnol, Hachioji, Tokyo, JapanCIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
Iwabuchi, Tokuro
[5
]
机构:
[1] CIEL Co Ltd, 5-4-30 Nishihashimoto,Midori Ku, Sagamihara, Kanagawa 2520131, Japan
[2] Konan Univ, Res Inst Human Hlth Sci, Kobe, Hyogo, Japan
[3] Saga Univ, Grad Sch Sci & Engn, Saga, Saga, Japan
[4] Saga Univ, Inst Ocean Energy, Saga, Saga, Japan
[5] Tokyo Univ Technol, Sch Biosci & Biotechnol, Hachioji, Tokyo, Japan
ObjectiveDry skin occurs in the winter season when the relative humidity is low; however, the mechanism by which low humidity induces dry skin is not fully understood. To develop measures against dry skin in winter, understanding early changes in the skin upon exposure to low humidity is essential. This study employed a reconstructed human epidermal model (RHEM) to understand these changes.MethodsThe stratum corneum (SC) of RHEM was exposed to low-humidity air for 1 h, and trans-epidermal water loss (TEWL) and the penetration rate of lucifer yellow (LY) were measured. mRNA level expression of each target protein and the amounts of ceramides in RHEM were quantified using real-time PCR and LC-EIS/MS/MS, respectively. Protein localization in RHEM was visualized using immunostaining.ResultsUpon exposure to low humidity for 1 h, TEWL and LY penetration in the SC of RHEM were elevated. Even though there was no change in the amount of ceramides, the expression of cornified cell envelope (CCE) component proteins such as filaggrin (FLG) and loricrin (LOR) decreased. Furthermore, free SH and SS crosslink in SC of RHEM exposed to low humidity was decreased, and the SC became less hydrophobic. In tight junctions that contribute to barrier function, cloudin1 (CLDN1) and ZO-1 decreased upon exposure to low humidity.ConclusionLow humidity induces immature differentiation of the skin at an early stage characterized by corneocytes with CCE in fragile structures and reduced expression of tight junction proteins. Thus, it can be inferred that repeated exposure to dry air results in the repetition of these initial reactions, ultimately resulting in dry skin. OBJECTIFLa peau s & egrave;che se manifeste en hiver lorsque l'humidit & eacute; relative est basse; cependant, le m & eacute;canisme par lequel une faible humidit & eacute; provoque la s & eacute;cheresse cutan & eacute;e n'est pas encore compl & egrave;tement & eacute;lucid & eacute;. Pour d & eacute;velopper des mesures contre la s & eacute;cheresse cutan & eacute;e hivernale, il est essentiel de comprendre les changements pr & eacute;coces de la peau lors d'une exposition & agrave; une faible humidit & eacute;. Cette & eacute;tude a utilis & eacute; un mod & egrave;le & eacute;pidermique humain reconstruit (MEHR) pour analyser ces modifications.M & Eacute;THODESLe stratum corneum (SC) MEHR a & eacute;t & eacute; expos & eacute; & agrave; un air & agrave; faible humidit & eacute; pendant 1 heure. La perte en eau trans-& eacute;pidermique (PETE) et le taux de p & eacute;n & eacute;tration du lucifer yellow (LY) ont & eacute;t & eacute; mesur & eacute;s. L'expression de l'ARNm de chaque prot & eacute;ine cible ainsi que la quantit & eacute; de c & eacute;ramides dans le MEHR ont & eacute;t & eacute; quantifi & eacute;es en temps r & eacute;el par PCR et LC-EIS/MS/MS, respectivement. La localisation des prot & eacute;ines dans le RHEM a & eacute;t & eacute; visualis & eacute;e par immunomarquage.R & Eacute;SULTATSApr & egrave;s 1 heure d'exposition & agrave; une faible humidit & eacute;, la PETE et la p & eacute;n & eacute;tration du LY dans le SC du MEHR ont augment & eacute;. Bien qu'aucun changement n'ait & eacute;t & eacute; constat & eacute; dans la quantit & eacute; de c & eacute;ramides, l'expression des prot & eacute;ines constitutives de l'enveloppe des cellules cornifi & eacute;es (ECC), telles que la filaggrine (FLG) et la loricrine (LOR), a diminu & eacute;. De plus, la quantit & eacute; de thiols libres (SH) et de liaisons disulfure (SS) dans le SC du MEHR expos & eacute; & agrave; une faible humidit & eacute; a diminu & eacute;, rendant le SC moins hydrophobe. Au niveau des jonctions serr & eacute;es, qui participent & agrave; la fonction de barri & egrave;re, la claudine 1 (CLDN1) et la prot & eacute;ine ZO-1 ont vu leur expression diminuer apr & egrave;s exposition & agrave; une faible humidit & eacute;.CONCLUSIONUne faible humidit & eacute; induit une diff & eacute;renciation & eacute;pidermique immature & agrave; un stade pr & eacute;coce, caract & eacute;ris & eacute;e par des corn & eacute;ocytes dont la ECC est fragilis & eacute;e et par une expression r & eacute;duite des prot & eacute;ines des jonctions serr & eacute;es. Il peut donc & ecirc;tre d & eacute;duit que des expositions r & eacute;p & eacute;t & eacute;es & agrave; un air sec reproduisent ces r & eacute;actions initiales, menant finalement & agrave; une peau s & egrave;che.
机构:
Pigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R ChinaPigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R China
Jia, Tinghan
Qiao, Wu
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Shanghai Ocean Univ, Coll Food Sci & Technol, Dept Marine Biopharmacol, Shanghai 201306, Peoples R ChinaPigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R China
Qiao, Wu
Yao, Qifeng
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Pigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R ChinaPigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R China
Yao, Qifeng
Wu, Wenhui
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Shanghai Ocean Univ, Coll Food Sci & Technol, Dept Marine Biopharmacol, Shanghai 201306, Peoples R ChinaPigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R China
Wu, Wenhui
Kaku, Ken
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Pigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R ChinaPigeon Maternal & Infant Skin Care Res Inst, Shanghai 201700, Peoples R China
机构:
Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Trujillo-Paez, Juan Valentin
Peng, Ge
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Peng, Ge
Nguyen, Hai Le Thanh
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Nguyen, Hai Le Thanh
Nakamura, Masahiro
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Sch Med, Dept Otorhinolaryngol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Nakamura, Masahiro
Umehara, Yoshie
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Umehara, Yoshie
Yue, Hainan
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Yue, Hainan
Ikutama, Risa
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Ikutama, Risa
Takahashi, Miho
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Takahashi, Miho
Ikeda, Shigaku
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Juntendo Univ, Grad Sch Med, Dept Dermatol & Allergol, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Ikeda, Shigaku
Ogawa, Hideoki
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Ogawa, Hideoki
Okumura, Ko
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Okumura, Ko
Niyonsaba, Francois
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Juntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
Juntendo Univ, Fac Int Liberal Arts, 2-1-1 Hongo,Bunkyo Ku, Tokyo 1138421, JapanJuntendo Univ, Atopy Allergy Res Ctr, Grad Sch Med, Tokyo, Japan
机构:
San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Sun, Richard
Celli, Anna
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Celli, Anna
Crumrine, Debra
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Crumrine, Debra
Hupe, Melanie
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Hupe, Melanie
Adame, Lillian C.
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Adame, Lillian C.
Pennypacker, Sally D.
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Pennypacker, Sally D.
Park, Kyungho
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Park, Kyungho
Uchida, Yoshikazu
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Uchida, Yoshikazu
Feingold, Kenneth R.
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San Francisco Vet Adm Med Ctr, Metab Unit, San Francisco, CA 94158 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Feingold, Kenneth R.
Elias, Peter M.
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Elias, Peter M.
Ilic, Dusko
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机构:
Kings Coll London, Womens Hlth Acad Ctr, Div Womens Hlth, Stem Cell Lab,Assisted Concept Unit, London WC2R 2LS, EnglandSan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Ilic, Dusko
Mauro, Theodora M.
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San Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
Univ Calif San Francisco, Dept Dermatol, San Francisco, CA 94143 USASan Francisco Vet Adm Med Ctr, Dept Dermatol, San Francisco, CA 94158 USA
机构:
Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan
Nina, Megumi
Katoh, Norito
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Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan
Katoh, Norito
Kokura, Satoshi
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Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Med, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan
Kokura, Satoshi
Handa, Osamu
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Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Med, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan
Handa, Osamu
Yoshikawa, Toshikazu
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Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Med, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan
Yoshikawa, Toshikazu
Kishimoto, Saburo
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Kyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, JapanKyoto Prefectural Univ Med, Grad Sch Med Sci, Dept Dermatol, Kamigyo Ku, Kyoto 6028566, Japan