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이초아,이경록,조정원 충남대학교 약학대학 의약품개발연구소 2014 藥學論文集 Vol.29 No.-
Skin whitening products are commercially available for cosmetic purposes in order to obtain a lighter skin appearance. They are also utilized for clinical treatment of pigmentary disorders such as melasma or postinflammatory hyperpigmentation. Whitening agents act at diverse levels of melanin synthesis in the skin. Many of them are known as competitive inhibitors of tyrosinase, the key enzyme in melanogenesis. Others inhibit the transformation of this activated enzyme or the transport of melanosomes from melanocytes to surrounding keratinocytes. To avoid systemic absorption, whitening agent is need to create optimal formulation such as liposome, microemulsion, solid lipid nanoparticles (SLN) and NLC (Nanostructure liquid crystal) as well as patch. Functional ingredients and innovative delivery systems are driving the new product development in the field of cosmetics. In this review we present an overview of whitening products that may decrease skin pigmentation by their interference with the pigmentary processes and may formulate cosmetic delivery systems possessing potential as smarter carrier systems.
CT사진을 이용한 한국인의 C형 치근관의 분포에 대한 연구
전록원,허경회,이원진,허민석,이삼선,최순철 대한구강악안면방사선학회 2009 Imaging Science in Dentistry Vol.39 No.2
Purpose : To investigate the incidence and prevalence of C-shaped root canal using computed tomographic images of head and neck in Korean population. Materials and Methods : Regardless of each examination purpose, randomly selected 268 examples which have serial axial computed tomographic images with 8 normal molars in maxilla and mandible were selected and investigated. Defined C-shaped root canal and we could get 82 proper image examples in view of this definition. These were detected and investigated of incidence and prevalence of C-shaped root canal. Results : C-shaped root canals were found in 82 examples among 268 (30.6%) and 147 teeth. They were only found on molar area, and the highest incidence was 37.41% of left mandibular second molars, and the lowest was 2.04%of right maxillary second molars. On prevalence of tooth position, mandibular second molar was the highest, 65% of C-shaped root canal teeth and maxillary second molar was 6% the lowest. Conclusion : 31% of randomly selected CT images no considering check-up reason have C-shaped root canals. The C-shaped root canals of mandibular second molar are found most frequently and they are also detectable on maxilla. On Korean population, C-shaped root canals are one of conditions that have to concern with dental treatment for it appears at a high prevalence relatively.
전주홍,박기광,조경엽,이상대,송정록 충남대학교 의과대학 지역사회의학연구소 1995 충남의대잡지 Vol.22 No.1
Bony defects of mandible caused by trauma, infection, or tumor resection have been reconstructed by autologous bone graftings. These reconstruction can restore facial contour and integrity of the oral cavity. However, it is often necessary to reduce the bulk of bone to allow soft tissue coverage of the graft. Therefore, the construction of removable dentures in this situation is fraught with frustation. The use of osseointegrated implants is a method to allow improved anchorage and support for the successful fabrication of dental protheses. We report two cases of the use of osseointegrated implants of the Branemark type(3i), in conjunction with bone grafting to the lower jaw.
虹彩 體質 分析에서 心腎結合組織의 虛弱 體質과 高血壓 家族歷과 관련성 硏究
金鐘牛,黃祐準,琴坰樹,李始炯,李宗淳,都金錄,趙在運,趙州掌,金鐘煜 한국전통의학연구소 2002 한국전통의학지 Vol.12 No.1
Iridology, developed more than 100 years ago, is the diagnosis of medical conditions through noting irregularities of the pigmentation in the iris The purpose of this study is to compare interrelation between CVA, hypertension family history and cardio-renal connective tissue in Iris Constitution through iris constitution examination. The subjects consist of 114 patients who were examined in Iris Constitution at Chonju Oriental Medicine Hospital attached to Wonkwang Univ. from September. 1St. 2000 to August. 31th. 2002. 1. In the distribution of Iris Constitution, among of 79cases, There are neurogenic type 13cases, abdominal connective tissue weakness constitution 31 cases, cardio-renal connective tissue weakness constitution 6 cases, cholesterol 7 cases and others 22 case in control group. 2. There are familial history of CVA and hypertention 32 cases, no familial history of CVA and hypertention1 3 cases, in 35cases of experimental group. These results imply that there is meaningfulness of interrelation between cardio-renal connective tissue weakness constitution and. CVA, hypertention.