Sang Ho Oh

Dr. Sang Ho Oh


Research Focus & Metrics

Academic Career Length

25Years (2002-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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15 September 2023 in Journal of the European Academy of Dermatology and Venereology
Verified
Journal Article
Open access
JSJulien Seneschal
Julien Seneschal
RSReinhart Speeckaert
Reinhart Speeckaert
ATalain taieb
alain taieb
AWAlbert Wolkerstorfer
Albert Wolkerstorfer
TPThierry PASSERON
Thierry PASSERON
NGNanja Van Geel
Nanja Van Geel
Background: The treatment of vitiligo can be challenging. Up‐to‐date agreed consensus recommendations on the use of topical and systemic therapies to facilitate the clinical management of vitiligo are currently lacking.Objectives: To develop internationally agreed‐upon expert‐based recommendations for the treatment of vitiligo.Methods: In this consensus statement, a consortium of 42 international vitiligo experts and four patient representatives participated in different online and live meetings to develop a consensus management strategy for vitiligo. At least two vitiligo experts summarized the evidence for different topics included in the algorithms. A survey was then given to a core group of eight experts to resolve the remaining issues. Subsequently, the recommendations were finalized and validated based on further input from the entire group during two live meetings.Results: The recommendations provided summarize the latest evidence regarding the use of topical therapies (steroids, calcineurin inhibitors and Jak‐inhibitors) and systemic therapies, including steroids and other systemic immunomodulating or antioxidant agents. The different modalities of phototherapies (NB‐UVB, photochemotherapy, excimer devices and home phototherapy), which are often combined with other therapies, are also summarized. Interventional approaches as well as depigmentation strategies are presented for specific indications. Finally, the status of innovative and targeted therapies under development is discussed.Conclusions: This international consensus statement culminated in expert‐based clinical practice recommendations for the treatment of vitiligo. The development of new therapies is ongoing in vitiligo, and this will likely improve the future management of vitiligo, a disease that still has many unmet needs.

25 September 2023 in Journal of the European Academy of Dermatology and Venereology
Verified
Journal Article
Open access
NGNanja Van Geel
Nanja Van Geel
RSReinhart Speeckaert
Reinhart Speeckaert
ATalain taieb
alain taieb
KEKhaled Ezzedine
Khaled Ezzedine
HLHenry W. Lim
Henry W. Lim
JSJulien Seneschal
Julien Seneschal
Background: The treatment of vitiligo can be challenging and depends on several factors such as the subtype, disease activity, vitiligo extent, and treatment goals. Vitiligo usually requires a long‐term approach. To improve the management of vitiligo worldwide, a clear and up‐to‐date guide based on international consensus with uniform stepwise recommendations is needed.Objectives: To reach an international consensus on the nomenclature and to develop a management algorithm for the diagnosis, assessment, and treatment of vitiligo.Methods: In this consensus statement, a consortium of 42 international vitiligo experts and four patient representatives participated in online and live meetings to develop a consensus management strategy for vitiligo. At least two vitiligo experts summarized the evidence of topics included in the algorithms. A survey was utilized to resolve remaining issues among a core group of eight experts. Subsequently, the unanimous recommendations were finalized and validated based on further input from the entire group during two live meetings.Results: The algorithms highlight the importance of shared decision‐making. Dermatologists are encouraged to provide patients with detailed explanations of the prognosis and expected therapeutic outcomes based on clinical examination. The treatment goal should be discussed and clearly emphasized to patients given the different approaches for disease stabilization and repigmentation. The evaluation of disease activity remains a cornerstone in the tailor‐made approach to vitiligo patients.Conclusions: These new treatment algorithms are intended to guide clinical decision‐making in clinical practice. Promising novel therapies for vitiligo are on the horizon, further highlighting the need for reliable outcome measurement instruments and greater emphasis on shared decision‐making.

1 November 2010 in Acta Dermato-Venereologica
Verified
Journal Article
Open access
KLKh Lee
Kh Lee
SOSang Ho Oh
Sang Ho Oh
BBBg Bae
Bg Bae
CPCo Park
Co Park
JNJy Noh
Jy Noh
WWWh Wu
Wh Wu
Psychological stress and atopic dermatitis (AD) symptoms appear to form a vicious cycle. This study ...

2 July 2010 in Journal of the European Academy of Dermatology and Venereology
Verified
Journal Article
Closed access
PDF file
SCSb Cho
Sb Cho
SLSj Lee
Sj Lee
SOSang Ho Oh
Sang Ho Oh
WCWs Chung
Ws Chung
JKJm Kang
Jm Kang
DKDh Kim
Dh Kim


28 October 2019 in Pigment Cell & Melanoma Research
Verified
Journal Article
Open access
PDF file
JKJI YOUNG KIM
JI YOUNG KIM
JKJihee Kim
Jihee Kim
YAYuri Ahn
Yuri Ahn
ELEun Jung Lee
Eun Jung Lee
SHShinwon Hwang
Shinwon Hwang
SOSang Ho Oh
Sang Ho Oh
Autophagy regulates cellular turnover by disassembling unnecessary or dysfunctional constituents. Recent studies demonstrated that autophagy and its regulators play a wide variety of roles in melanocyte biology. Activation of autophagy is known to induce melanogenesis and regulate melanosome biogenesis in melanocytes. Also, autophagy induction was reported to regulate physiologic skin color via melanosome degradation, although the downstream effectors are not yet clarified. To determine the role of autophagy as a melanosome degradation machinery, we administered several autophagy inducers in human keratinocytes and melanocytes. Our results showed that the synthetic autophagy inducer PTPD‐12 stimulated autophagic flux in human melanocytes and in keratinocytes containing transferred melanosomes. Increased autophagic flux led to melanosome degradation without affecting the expression of MITF. Furthermore, the color of cell pellets of both melanocytes and keratinocytes was visibly lightened. Inhibition of autophagic flux by chloroquine resulted in marked attenuation of PTPD‐12‐induced melanosome degradation, whereas the expression of melanogenesis pathway genes and proteins remained unaffected. Taken together, our results suggest that the modulation of autophagy can contribute to the regulation of melanocyte biology and skin pigmentation.