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구리 양이온을 탐지하기 위한 퀴놀론 형광 프로브의 합성 및 검증
이석범(Seok Beom Lee),이남걸(Nam Geol Lee),최성욱(Sungwook Choi) 대한약학회 2018 약학회지 Vol.62 No.3
A fluorescent probe based on a quinolone scaffold was investigated as selective fluorescent copper ion probes under aqueous environment. The fluorescence intensity of probe 6 was significantly enhanced in a Cu²⁺-concentration dependent manner and it can selectively detect Cu²⁺ among various other metal cations including Zn²⁺, Hg²⁺, Ni²⁺, Co²⁺, Fe³⁺, Cd²⁺ and Pb²⁺.
JD005 화합물이 인간치수유래줄기세포의 상아질 모세포 분화에 미치는 영향에 관한 연구
김다솔(Da-Sol Kim),이남걸(Nam-Geol Lee),장혜옥(Hye-Ock Jang),안진희(Jin-Hee Ahn),김형룡(Hyung-Ryong Kim) 대한치과의사협회 2021 대한치과의사협회지 Vol.59 No.11
Preservation of natural teeth and their structure is critical for chewing, swallowing, and better speech. Dentin and dental tissues are crucial in maintaining natural teeth and their structure, but treatment of dental tissue and dentin fracture is challenging for dentistry. Hence, scientific understanding needs to be translated to discover novel dental treatments. Dental pulp stem cells (DPSCs) are mesenchymal stem cells (MSCs) isolated from the third molar pulp. These cells have similar characteristics to MSCs with a unique property where DPSCs can differentiate into dentin forming odontoblast-like cells. Here, we made an effort to evaluate the potential substrate that induces odontoblastic differentiation of DPSCs. In this study, JD005, A MODIFIED A2A antagonist from ZM-241385, was determined to enhance OD. Specifically, JD005 treatment significantly enhanced the OD markers like alkaline phosphatase (ALP), runt-related transcription factor 2 (RUNX2), OPN, dentin sialophosphoprotein (DSPP), and dentin matrix protein 1 (DMP1). Additionally, the DPSCs treated with JD005 showed enhanced SMAD phosphorylatin associated with differentiation. There observations distinctively suggest that JD005 potentially contributes to dentin regeneration via odontoblast differentiation.