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천보미 ( Bo Mi Chun ),허영 ( Young Her ),박훈 ( Hoon Park ),김철우 ( Chul Woo Kim ),김상석 ( Sang Seok Kim ) 대한피부과학회 2008 대한피부과학회지 Vol.46 No.7
Although candidal infections are common in the neonatal period, less than 100 cases of Congenital Cutaneous Candidiais (CCC) have been reported in the English literature. CCC appears to be acquired in the uterus by the ascension of organisms from an infected vagina into the uterine cavity. In this report, we describe a premature baby with CCC. At 6 months, his mother had a vaginal candidial infection which was treated. Her pregnancy terminated in preterm labor at 32 weeks. Desquamated patches that involved the trunk and extremities were noted at birth. The possibility of CCC was considered and numerous psedohyphae and spores were seen in the lesions by KOH microscopic examination. The skin lesions cleared completely after 2 weeks of topical clotrimazole cream. (Korean J Dermatol 2008;46(7):941~944)
An event of gm peppers tolerant to pepper mottle virus (PepMoV)
Eun-Mi Jeon,Sun-Hee Shin,Jung-Mi Park,Soon-Ho Choi,Dong-Bo Shim,Nam-Han Her,Jang-Ha Lee,Min Jung,Ki-Hyun Ryu,Soon-Chun Jeong,Chee-Hark Harn 한국육종학회 2013 한국육종학회 심포지엄 Vol.2013 No.07
In Korea, CMV (cucumber mosaic virus) is the most frequently occurring virus with a single infection rate of 45%. However, a total occurrence of CMV by co-infection, either couple or multiple, with BBWV (broad bean wilt virus), PepMoV (pepper mottle virus) and PMMoV (pepper mild mottle virus) covers over 90% in the field cultivation of pepper. The PepMoV is transmitted by several aphid species, and it has been considered the most frequently detected potyvirus when it co-infects with CMV or PMMoV. Since F1 hybrid that resistant to PepMoV has not been developed, we have developed transgenic peppers using Agrobacterium-mediated transformation with a Hc-Pro gene of the PepMoV. A large number of T1 peppers were tested for resistance to the PepMoV, and T1 peppers tolerant of PepMoV were selected. After consequent self-crossing up to T4 generation, highly tolerant peppers to PepMoV were selected. So far, BC3F1 lines have been selected by back-crossing with 4 elite lines through a breeding program. The horticultural differences of the GM line comparing to inbred lines were investigated and no statistical significance between GM and non-GM lines was found. Based on molecular analysis, One of GM lines, 10-2, contained the transgene in the non-coding region indicating that this line would be a GM event.
일광 노출형 및 비일광 노출형 기저세포암에서 멜라닌 색소와 멜라닌 세포 발현에 관한 연구
천보미 ( Bo Mi Chun ),김철우 ( Chul Woo Kim ),김상석 ( Sang Seok Kim ),김광호 ( Kwang Ho Kim ),조성진 ( Seong Jin Cho ) 대한피부과학회 2009 대한피부과학회지 Vol.47 No.7
Background: Basal cell carcinomas (BCCs) are the most commonly encountered skin cancers. In Asian patients, marked pigmentation is frequently observed in BCC lesions. Although many authors have documented the incidence of pigmentation in BCCs, its pathogenesis, especially mechanisms associated with sun exposure, have rarely been studied. Objective: This study aimed to evaluate the expression pattern of melanin pigments and melanocytes in BCCs of sun-exposed and non-exposed areas of skin and investigate the association of ultraviolet radiation with the pigmentation process of BCCs. Methods: We examined 30 cases of BCCs occurring in sun-exposed areas of skin, and 8 cases of non-exposed areas of skin, using the Fontana-Masson and MART-1 immunohistochemical methods, with paraffin-embedded sections. Results: Most melanin was found in tumor nests and surrounding dermal stroma (53.0%) and was superficially (60.0%) or fairly uniformly (33.3%) distributed in BCCs of sun-exposed areas. In all BCCs of sun-exposed areas, melanocytes were found in tumor nodules, not in dermal stroma. When the staining level of BCCs occurring in sun-exposed areas was compared with that of non-exposed areas, BCCs of sun-exposed areas showed significantly increased expression in Fontana-Masson (p<0.001, chi-square test) and MART-1 (7.75±4.77 vs 2.08±2.68; p=0.001, Mann-Whitney U-test) stains. Conclusion: Our immunohistochemical staining of BCC specimens revealed that ultraviolet radiation is closely associated with the pigmentation process of BCCs. Although accurate mechanisms are not yet established, these findings suggest a basis for the idea that complex phenomenon lead to hyperpigmentation in BCC. (Korean J Dermatol 2009;47(7):784~789)
천보미 ( Bo Mi Chun ),박주혁 ( Ju Hyuk Park ),허영 ( Young Her ),김철우 ( Chul Woo Kim ),김상석 ( Sang Seok Kim ) 대한피부과학회 2009 大韓皮膚科學會誌 Vol.47 No.1
Transmission of animal scabies to human is probably rare because of the relative host specificity of the mites. However, recurrent exposure to animal scabies mites can produce troublesome and diagnostically puzzling lesions. We report herein on a human infestation of canine scabies and this occurred in a 26-year-old male who presented with a 4-month history of severe pruritic skin lesions. His puppy was diagnosed with scabies infestation by a veterinarian two months previously. Since that time, he no longer raised the puppy. Microscopic examination of a mineral oil preparation after scraping the papules revealed a mite. He was diagnosed with canine scabies. (Korean J Dermatol 2009;47(1):104~107)
P068 : The sebum secretion characteristics in trunk and its association with facial sebum secretion
( Bo Ri Kim ),( Mi Young Chun ),( Sung Ae Kim ),( Sang Woong Youn ) 대한피부과학회 2014 대한피부과학회 학술발표대회집 Vol.66 No.2
Background: To the best of our knowledge, there were no studies performed on the objective analysis of truncal sebum secretion. Objectives: The goal of this study was to investigate the characteristics of sebum secretion in face and trunk according to the each zone. We also evaluated the correlation between sebum secretion of face and trunk. Methods: The casual sebum levels (CSLs) of the five facial areas and ten trunk areas in 35 Korean females with acne were measured, using Sebumeter®. The areas of face and trunk were reclassified into low zone (U, FL, BL) and high zone (T, FH, BH) by CSLs. Statistical analysis was performed, according to the each zone. Results: The face showed higher CSLs than the trunk. The T zone showed higher CSLs than that of the U zone in the face. The FH zone had higher CSLs than that of the FL zone, and the BH zone had higher CSLs than that of the BL zone in the trunk. CSLs showed a significant positive correlation between T zone and FH zone. In addition, there was a significant positive correlation in the CSLs of FH zone and BH zone.Conclusion: This was the first study to report the characteristics of sebum secretion in trunk and the significant correlations between the CSLs of face and trunk using an objective, bioengineering method. We suggest that face and trunk can be divided into low zone and high zone according to the CSLs, and the patients who have higher CSLs in face are more likely to have higher CSLs in trunk.
Mi Kyung Kim,Kirang Kim,Min-Ho Shin,Dong Hoon Shin,Young-Hoon Lee,Byung-Yeol Chun,Bo Youl Choi 한국영양학회 2014 Nutrition Research and Practice Vol.8 No.4
BACKGROUND/OBJECTIVES: The inverse relationships of combined fruits and vegetables intake with blood pressure have been reported. However, whether there are such relationships with salty vegetables has rarely been investigated in epidemiologic studies. We evaluated the relation of combined and separate intake of fruits, vegetable intakes, and salty vegetables, as well as sodium and potassium, with blood pressure among the middle-aged and elderly populations. SUBJECTS/METHODS: The present cross-sectional analysis of a prospective cohort baseline survey was performed with 6,283 subjects (2,443 men and 3,840 women) and free of hypertension, diabetes, cardiovascular diseases, and cancer. Dietary data were collected by trained interviewers using food frequency questionnaire. RESULTS: The significantly inverse linear trend of diastolic blood pressure (DBP) was found in fruits and non-pickled vegetables (81.2 mmHg in the lowest quintile vs 79.0 mmHg in the highest quintile, P for trend = 0.0040) and fruits only (80.9 mmHg in the lowest quintile vs 79.4 mmHg in the highest quintile, P for trend = 0.0430) among men. In contrast, sodium and sodium to potassium ratio were positively related with blood pressure among men (DBP, 78.8 mmHg in the lowest quintile vs 80.6 mmHg in the highest quintile, P for trend = 0.0079 for sodium; DBP, 79.0 mmHg in the lowest quintile vs 80.7 mmHg in the highest quintile, P for trend = 0.0199 and SBP, 123.8 mmHg in the lowest quintile vs 125.9 mmHg in the highest quintile for sodium/potassium). Kimchies consumption was positively related to DBP for men (78.2 mmHg in the lowest quintile vs 80.9 mmHg in the highest quintile for DBP, P for trend = 0.0003). Among women, these relations were not found. CONCLUSION: Fruits and/or non-pickled vegetables may be inversely, but sodium, sodium to potassium, and Kimchies may be positively related to blood pressure among men.
토마토 잎의 질병데이터 기반 기계학습 분류모델 설계 및 개발
성보옥(Bo Ok Seong),김지윤(Ji Yun Kim),이수미(Soo Mi Lee),강신천(OShin Chun Kang),Bozorova Farangiz Ilhom Kizi 한국컴퓨터교육학회 2023 한국컴퓨터교육학회 학술발표대회논문집 Vol.27 No.2
4차 산업혁명을 대표하는 기술에는 여러 가지가 있다. AI 기술과 활용 역시 기술의 발전 속도와 발을 맞춰 빠르게 발전해 나가고 있다. 본 연구에서는 주변에서 쉽게 기를 수 있는 토마토를 선정하여, kaggle의 토마토 잎 이미지 데이터를 이용한 병충해의 종류를 분류하는 기계학습 분류 모델을 개발하였다. 연구 단계로는 kaggle로부터 데이터를 수집하고 데이터를 탐색하는 분석 단계와 이를 기반으로 기계학습 분류 모델을 개념적으로 그려보는 설계단계를 진행했다. 그리고 설계에 기초하여 티처블머신을 이용해서 실제 기계학습 분류 모델을 개발하는 단계로 구분하여 진행했다.