Min Gun Yoo

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Silica nanoparticles (NPs) are widely applied in many fields, such as chemical industry, medicine, cosmetics, and agriculture. However, the hazardous effects of silica NPs exposure are not completely understood. In this study, the two different sizes (20 nm and 100 nm) and different charges (negatively charged [NC] and weakly negatively charged [WNC]) of(More)
614 Ann Dermatol Received February 28, 2014, Revised October 13, 2014, Accepted for publication November 6, 2014 Corresponding author: Sang Wook Son, Department of Dermatology, Korea University Ansan Hospital, 123 Jeokgeum-ro, Danwon-gu, Ansan 15355, Korea. Tel: 82-31-412-5180, Fax: 82-31-412-4208, E-mail: skin4u@korea.ac.kr This is an Open Access article(More)
BACKGROUND Keloids and hypertrophic scars represent excessive scarring. They require different therapeutic approaches, which can be hampered because of an apparent lack of morphologic difference between the two diseases. OBJECTIVE This study investigated the clinical and dermoscopic features of keloids and hypertrophic scars in order to help(More)
230 Ann Dermatol Received January 21, 2014, Revised May 7, 2014, Accepted for publication June 23, 2014 Corresponding author: Il-Hwan Kim, Department of Dermatology, Korea University Ansan Hospital, 123 Jeokgeum-ro, Danwon-gu, Ansan 425-707, Korea. Tel: 82-31-412-5986, Fax: 82-31-412-5985, E-mail: kumcihk@korea.ac.kr This is an Open Access article(More)
the incidence of metastasis to the vulva might be similar to that to the scrotum. Indeed, vulvar metastases from visceral malignancies are rare; however, their incidence seems to be higher than that of scrotal metastases. Lerner et al. estimate that vulvar metastasis accounts for 5–8% of all vulvar malignancies. In 2003, Neto et al. reported 66 women(More)
Vol. 27, No. 6, 2015 769 Received December 2, 2014, Revised January 14, 2015, Accepted for publication February 5, 2015 Corresponding author: Il-Hwan Kim, Department of Dermatology, Korea University Ansan Hospital, 123 Jeokgeum-ro, Danwon-gu, Ansan 15355, Korea. Tel: 82-31-412-5986, Fax: 82-31-412-5985, E-mail: kumcihk@ korea.ac.kr This is an Open Access(More)
BACKGROUND Although intralesional methotrexate (MTX) is an effective, nonsurgical treatment of keratoacanthoma (KA), there have not been many reports of on the MTX treatment for KA in Korea. OBJECTIVE The purpose of this study was to evaluate the clinical efficacy of the intralesional MTX for the treatment of KA in Korean patients. METHODS We(More)
Dry skin dermatitis is a common skin disease, associated with aging and environmental changes. Damaged skin from xerosis can be evaluated with several objective methods such as D-squame, transepidermal water loss (TEWL), corneometer, and a pH meter. Forty-two patients with xerosis participated in this study. We assessed the effects of Korean red ginseng(More)
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