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건선에서 생물학적 제제의 규칙적 및 불규칙적 투여에 따른 치료 결과 비교
최고운 ( Go Woon Choi ),임남주 ( Nam Ju Lim ),신정우 ( Jung U Shin ),이희정 ( Hee Jung Lee ),윤문수 ( Moon Soo Yoon ),김동현 ( Dong Hyun Kim ) 대한피부과학회 2021 대한피부과학회지 Vol.59 No.6
Background: Patients with stable psoriasis showing clear/near-clear response can consider extending the dosing interval of biologics. However, few studies have reported the treatment outcomes following irregular dosing intervals of biologics in patients with psoriasis. Objective: We compared treatment outcomes after regular and irregular dosing intervals of biologics in patients with psoriasis. Methods: This single-center, retrospective observational study included patients who received biologics for treatment of plaque psoriasis between January 1, 2014 and December 31, 2019. We compared patient demographics, clinical characteristics, biologics administered, and treatment outcomes based on the regularity of the dosing interval. Results: Among 95 patients investigated, 63 (66.3%) received biologics at regular dosing intervals. We observed no significant intergroup differences in the final Psoriasis Area Severity Index (PASI) scores (1.2 vs. 1.8, p=0.16) and in the percentage improvement in PASI scores from baseline levels (-89.8% vs. -90.8%, p=0.68). The rate at which biologics were switched was higher in the irregular-dosing group than in the regular-dosing group; however, the difference was statistically nonsignificant (28.1% vs. 12.7%, p=0.06). We observed a significant intergroup difference in patients who were administered guselkumab at baseline (12 [21.8%] vs. 0 [0.0%], p=0.01). Conclusion: This study showed that compared with regular dosing intervals, irregular dosing intervals of biologics were associated with high rates of switching of these agents, although we observed no statistically significant differences with regard to PASI scores. Therefore, it is important to adhere to the standard dosing schedule prescribed for biologics, and guselkumab may improve patient compliance. (Korean J Dermatol 2021;59(6):440∼446)
이수미,임남주,김창원,강신원 경북대학교 센서기술연구소 1995 센서技術學術大會論文集 Vol.6 No.1
New active organic thin film optical wavegudie ion sensor is proposed. Poly-dimethylsiloxane(RTV3140) membrane based on indicator tetramethylmurexide (TMX) and co-polymer matric membrane based chromoionophore(ETH5294) were used as active waveguide itself. Utilizing thin film membrane, fast respense time and high sensitivity are obtained. And sensor could be measured a wide range of Ca^(++) concentrations ranging from 10^(-6) to 1M by measuring the absorbance change at the 488nm and 514nm wavelength of light. The dependence of attenuation of guided wave on the properties of transduction layer is discussed.