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박영인,김진욱,최소영,김진수,Park, Young-In,Kim, Jin-Wook,Choi, So-Young,Kim, Chin-Soo 대한악안면성형재건외과학회 2009 Maxillofacial Plastic Reconstructive Surgery Vol.31 No.6
We investigated 52 cases of 42 patients who were diagnosed as odontogenic keratocyst in the department of Oral and maxillofacial Surgery of Kyungpook National University from 2006 to 2008, and following results were obtained. 1. Among 52 cases of OKCs, all cases were parakeratinzied. 2. Among 52 cases of OKCs, 42 cases were type I, 9 cases were type II and 1 case was type V. 3. Among 52 cases of OKCs, there were bud-like proliferation of basal cell layer on connective tissue area on 10 cases, satellite cysts on overlying oral mucosa or connective tissue area on 6 cases and rests of epithelium on connective tissue area on 6 cases. 4. Among 52 cases of OKCs, there were focal inflammation on the epithelium of the OKCs on 6 cases and diffuse inflammation on 8 cases. 5. Among 52 cases of OKCs, cytokeratin-10 was expressioned on superficial and intermediate layer on all cases. Accordingly, the presence or absence of cytokeration-10 on the epithelium of the cyst will be good differential diagnosis of between OKC and dentigerous cyst.
복합미생물발효 제제식품이 인체건강 및 장내미생물균총에 미치는 영향
박영인 ( Young-in Park ),알핀엠마뉴엘 ( Aalfin Emmanuel ),심혜경 ( Hye Gyeong Sim ),고성철 ( Sung-cheol Koh ) 한국미용학회 2020 한국미용학회지 Vol.26 No.5
The purpose of this study was to investigate the effects of “H” fermented food product of Bayo Co., Ltd., on human health and intestinal microflora, and their relationships. Waist size was measured for the 90 applicants from Seongsangu, Changwon before and after taking the “H” product for 15 days. They were also surveyed to identify the demographic, physical and personal characteristics, and health characteristics. Microbial community structures were analyzed by a pyrosequencing method for the stools collected for some representative applicants. The greatest waist size reduction of 3.3 cm observed in the 40s. Overall satisfaction for the formula food was above average. Especially relief of atopy symptoms was highest in the 20s, constipation relief in the 40s, and digestion promotion in the 60s. In addition, the beneficial enteric bacteria (Faecalibacterium sp., Bifidobacterium sp. and Alistipes sp.) appeared to increase overall after the ingestion by all these ages. The microbial community structure of the 60s was significantly different from those of the 20s and 40s. Ingestion of this fermented food appeared to cause beneficial microbial community structures that could maintain a good intestinal health. Development of various intestinal health indicators based on this study will greatly contribute to the development and utilization of customized functional fermented foods.
박정일(Jeong Hill Park),신영근(Young Geun Shin),신언경(Un Kyung Shin),백선경(Sun Kyung Baek),이승기(Seung Ki Lee),정명희(Myung Hee Chung),박영인(Young In Park) 대한약학회 1997 약학회지 Vol.41 No.4
To isolate biologically active compounds which exhibit tyrosinase inhibition activity and ultimately express skin whitening effect, 14 oriental herbal drugs were screened in terms of tyrosinase inhibition. For this purpose, in vitro enzyme assay system for tyrosinase, so called Pomerantz method with some modifications has been established. Crude methanolic extracts from 14 herbal drugs were made and examined for their inhibitory activity against tyrosinase. Those extracts fromCnidii Rhizoma, Arecae Semen, Caryophylli Flos, and Ephedrae Herba showed strong inhibitory activities on mushroom tyrosinase. Therefore, crude methanolic extracts from those 4 herbal drugs were further fractionated using ether, butanol and water. respectively. The ether and n-butanol extracts from Arecae Semen and the n-butanol and water extracts from Caryophylli Flos, respectively, showed relatively strong tyrosinase inhibitory activity compared to arbutin.
제3대구치와 하악관과의 위치 관계에서 치과용 Cone beam CT의 유용성
추연규,박영인,김진욱,이상한,Chu, Yeon-Gyu,Park, Young-In,Kim, Jin-Wook,Lee, Sang-Han 대한악안면성형재건외과학회 2009 Maxillofacial Plastic Reconstructive Surgery Vol.31 No.6
We sought to evaluate the relationship between the mandibular canal and impacted mandibular third molars by using dental cone beam computed tomograph(CBCT) for third molar surgery. A total of 111 patients(177 teeth) offered the images through CBCT and panoramic radiography for the extraction of the mandibular third molars. In CBCT, the accurate relationship between the third molar and the mandibular canal were evaluated. In panoramic radiographies, we evaluated the impacted level and superimposition sign of the mandibular third molar with the mandibular canal, and also, the radiopacity of the white line in the canal. Data were statistically analyzed and estimated by $X^2$-test. In CBCT finding, high prevalence of contact between the mandibular canal and roots occured in the deep impacted third molars, narrowing mandibular canals, bending mandibular canals and cases where the radiopacity of white line of canals were "absence" on panoramic images. It showed statistical significance (P<0.05). When evaluating the mandibular canal and the roots through the panoramic radiography for third molar extraction, it could be difficult to diagnosis accurately. Thus, it is required to have an accurate diagnostic approach through CBCT that could evaluated the location between mandibular canal and root.