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양지희(Ji-Hee Yang),이익모(Ik-Mo Lee),황용우(Yong-Woo Hwang),천영우(Young-Woo Chun),문진영(Jin-Young Moon) 한국위험물학회 2018 한국위험물학회지 Vol.5 No.2
Big data analysis on chemical safety can be used to predict risks and find effective countermeasures. However, since big data alone is unstructured data, it is necessary to build an ontology to convert to valuable data. In order to construct the ontology of the chemical safety field, words were collected from 45 research reports and papers, and classified and layered. As a result, the large categories were preventive factor, accident risk factor, result factor, and social relation factor. Then, ontology was constructed by subdividing into middle categories and subcategories. The ontology developed in this study is meaningful in suggesting the direction of utilization of big data in the prediction and policy of chemical safety risk.
LCA기법을 활용한 태양광 시스템의 자원효율성 및 자원요구량 예측
임지호(Ji Ho Lim),황용우(Yong Woo Hwang),김준범(Jun Beum Kim),문진영(Jin Young Moon) 大韓環境工學會 2013 대한환경공학회지 Vol.35 No.7
본 연구에서는 LCA 기법으로 태양광 시스템 생산 시 소비되는 원료, 부원료, 에너지 등의 물질수지 자료를 분석하여 금속자원의 자원효율성 산정 및 필요금속자원량을 예측하였다. 태양광 시스템 생산 시 투입되는 금속자원의 자원효율성 분석결과 철·비철금속은 4가지 기술(SC-Si, MC-Si, CI(G)S, CdTe)에 대해 동일하게 납, 주석 순으로, 희유금속은 결정질 실리콘시스템의 경우 갈륨, 레늄 순으로, 박막형 시스템의 경우 레늄, 로듐 순으로, 희토류는 4가지 기술에 대해 동일하게 가돌리늄, 사마리움 순으로 자원효율성이 높은 것으로 나타났다. 2030년까지 우리나라의 태양광 시스템의 증설에 필요한 금속자원량을 예측한 결과 자원순환에 의한 자체 수급량을 제외하고 알루미늄 2,545,670 ton, 구리 22,044 ton, 니켈 31 ton, 주석 1,695 ton 및 아연 92,069 ton이 필요한 것으로 나타났다. In this study, the resource efficiency and future metal resource requirement in photovoltaic (PV) production system were evaluated by using material balance data and life cycle assesment (LCA) method. As a result, in the resource efficiency of ferrous and non-ferrous metal, lead and tin had higher resource efficiency than other materials in all PV systems (SC-Si, MC-Si, CI(G)S, CdTe). In the resource efficiency of rare metals, gallium and rhenium in silicon system and rhenium and rhodium in thin-film system ranked as the first and second high resource efficiency. In case of rare earth metal, gadolinium and samarium took higher resource efficiency. The results of the future metal resource requirement in PV systems showed that 2,545,670 ton of aluminium, 92,069 ton of zinc, 22,044 ton of copper, 1,695 ton of tin and 31 ton of nickel will be needed by 2030 in South Korea, except resource recycling supplement.
불응성 염증성 근병증 환자에 대한 Rituximab 치료
양지애 ( Ji Ae Yang ),이상진 ( Sang Jin Lee ),박준원 ( Jun Won Park ),권현미 ( Hyun Mi Kwon ),문진영 ( Jin Young Moon ),고동진 ( Dong Jin Ko ),장성혜 ( Sung Hae Chang ),박진균 ( Jin Kyun Park ),이은봉 ( Eun Bong Lee ),송영욱 ( Yeo 대한류마티스학회 2013 대한류마티스학회지 Vol.20 No.5
Objective. To assess the efficacy and safety of rituximab (RTX) on disease activity and muscle strength in patients with inflammatory myopathies refractory to conventional therapy. Methods. Four inflammatory myopathy patients who had been refractory to glucocorticoids, one or more immunosuppressive therapies and intravenous immunoglobulin were treated on an open-label basis. Each patient received two 500 mg doses of RTX 2 weeks apart in one cycle. In one patient who did not respond after the first cycle of RTX, the infusion schedule was modified by the physician. We measured muscle enzyme including CPK, LDH and assessed muscle strength individually to evaluate RTX response. Additionally anti-CD19 antibody was measured. Results. Three patients responded to the first cycle of RTX treatment with improvements in muscle enzyme and muscle strength, and then maintained physical function over the duration of several infusion cycles. In one patient, muscle enzyme did not decrease after the first cycle of RTX, and a high dose glucocorticoid was given. After modifying the treatment schedule with monthly RTX infusion, his muscle enzyme level and muscle strength improved. Anti-CD19 antibody decreased after RTX generally, but responses were variable. Herpes zoster infection occurred in two patients. Conclusion. Rituximab may be a therapeutic choice in refractory inflammatory myopathy. However a further trial is needed to confirm the efficacy and prove the safety.
RAW 264.7 세포에서 Heme Oxygenase-1 발현 유도를 통한 송절(松節) 약침액의 항염증 효능
이강파 ( Kang Pa Lee ),문진영 ( Ji Young Moon ) 대한경락경혈학회 2012 Korean Journal of Acupuncture Vol.29 No.1
Objectives : The gnarl of Pinus densiflora, called Songjeol in Korea, has been used as a medicinal herb for the treatment of inflammatory-related diseases such as arthralgia, myalgia and bruise. However, the molecular actions and mechanisms have not been clearly investigated. The aim of this study was to clarify the anti-inflammatory activity of Pinus densiflora gnarl pharmacopuncture (PDGP) in lipopolysaccharide (LPS)-stimulated RAW264.7 cells. Methods : Cytotoxicity was assessed by XTT assay. The amount of nitric oxide (NO) production was determined by nitrite assay. The mRNA expressions of interleukin-1β (IL-1β), interleukin-6 (IL-6), cyclooxygenase-2 (COX-2) and heme oxygenase-1 (HO-1) were analyzed by RT-PCR. Reactive oxidative species (ROS) generation was measured using the fluorescence microscopy. In addition, inducible nitric oxide synthase (iNOS) and redox factor-1 (Ref-1) protein expressions were detected by Western blotting. Results : PDGP inhibited NO production and ROS generation in LPS-stimulated RAW264.7 cells. At the mRNA level, PDGP suppressed IL-1β, IL-6 and COX-2 expression. On the other hand, PDGP induced HO-1 mRNA expression. Furthermore, PDGP suppressed iNOS and Ref-1 protein expression. Conclusions : This result suggests that PDGP can act as a suppressor agent on NO and iNOS through induction of HO-1, and play an useful role in blocking inflammatory responses.
이상진 ( Sang Jin Lee ),양지애 ( Ji Ae Yang ),박준원 ( Jun Won Park ),고동진 ( Dong Jin Ko ),권현미 ( Hyun Mi Kwon ),문진영 ( Jin Young Moon ),김영기 ( Young Ki Kim ),최영훈 ( Young Hoon Choi ),이은영 ( Eun Young Lee ) 대한류마티스학회 2014 대한류마티스학회지 Vol.21 No.3
Relapsing polychondritis is an episodic, systemic inflammation of the cartilage with unknown autoimmune etiology. It leads to the destruction of cartilaginous structures of the ear, eye, nose, respiratory tract, joints, skin, and heart valve, and its presented symptoms are diverse. It can be improved mainly by corticosteroid or immunosuppressive agents. Recently, the use of biologic agents (TNF inhibitors, rituximab, tocilizumab et al) was reported from abroad. However, there is no reported case of relapsing polychondritis, which is treated by biologic agents in Korea. We report this first case of refractory relapsing polychondritis, which was improved with a treatment of Infliximab.