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Epidermal Growth Factor가 人體纖維芽細胞 增殖에 미치는 影響
金友濟,鄭豆泳,金良均,梁鍾大 朝鮮大學校 附設 醫學硏究所 1985 The Medical Journal of Chosun University Vol.10 No.1
The effects of epidermal growth factor(EGF) on the cell proliferation were estimated in normal human fibroblast and established adenovirus type 12-simian murine sarcoma virus 40 hybrid virus-transformed human fibroblast. In the presence of culture medium containing 1.0ng per ㎖ epidermal growth factor had more effect on the cell proliferation of transformed cell lines than normal cell lines. The data suggest that epidermal growth factor stimulates cell proliferation in additive manner of virus-transformed human fibroblast.
국내 대학병원에서 정주용 Ciprofloxacin 사용의 적정성 평가
김신우,박효정,오원섭,김연숙,장현하,정숙인,정두련,이혁,염준섭,기현균,손준성,백경란,우건조,송재훈 대한감염학회 2004 감염과 화학요법 Vol.36 No.6
목적 : 국내 병원에서의 정주 ciprofloxacin 사용의 적정성을 평가하고자 하였다. 재료 및 방법 : 2003년 9월 25일부터 8개의 대학병원에서 정주 ciprofloxacin을 받았던 290명의 연속적으로 모집한 성인환자를 대상으로 약제사용 평가(DUE)를 전향적으로 수행하였다. 이 연구에 사용된 DUE 기준은 미국병원약사회의 기준을 국내 실정에 맡게 수정하여 사용하였으며 1) 사용의 정당성에 관한 항목, 2) 사용 시 준수되거나 시행되어야 할 사항에 대한 항목, 3) 부작용에 대한 항목, 4) 치료 효과에 대한 항목으로 나누어 조사하였다. 결과 : 환자의 평균 나이는 54세였다. 33예(26.9%)에서만 약제 사용의 적정성 측면에서 기준을 만족하였고 91예(73.1%)에서는 사용이 적절하지 않았다. 정주 cipro-floxacin의 부적절한 사용의 흔한 원인은 수술 전후의 예방약 사용, 비뇨기계 처치 전의 예방적 사용, 열성 질환에 대한 경험적 사용 등의 순이었다. 사용 시 준수사항 의 측면에서는 사용 전 배양검사(73.8%)와 사용 중 배양검사(68.6%)가 낮은 수행 정도를 보였으나 그 외는 비교적 높은 적정성(82.4-100%)을 보여주었다. 정주 ciprofloxacin사용의 합병증은 드물었다. 치료 효과의 면에서 치료반응은 93.3%였다. 결론 : 약제 사용의 정당성 기준에 따른 정주 cipro-floxacin의 부적절한 사용은 연구에 포함된 대학병원에서 매우 흔하였다(73.1%). 그러므로 적절한 항생제 사용에 대한 교육과 제도적 장치가 매우 필요한 것으로 판단되었다. Background : To evaluate the appropriateness of intravenous (IV) ciprofloxacin usage in university hospitals in Korea. Materials and Methods : We prospectively evaluated the appropriateness of drug usage in 290 consecutive adult patients who received IV ciprofloxacin in eight teaching hospitals during the period from September 25, 2003 to November 15, 2003. Drug use evaluation (DUE) in this study was based on the modified standard by the American Society of Hospital Pharmacy with regard to the justification of drug use, critical and process indications, complications, and outcome measures. Results : Average age of the patients was 54 years. The use of IV ciprofloxacin was appropriate only in 33 cases (26.9%). Common reasons for inappropriate use of IV ciprofloxacin include perioperative uses or prophylactic injection before urologic procedures, and empirical therapy for febrile episodes. Most of the "critical indications" and "process indications" showed high rate of appropriateness (82.4-100%). However, the rate of taking culture and sensitivity test before (73.8%) and during ciprofloxacin use (68.6%) were low. Complications with ciprofloxacin use were rare. In 93.3% of cases, ciprofloxacin treatment was clinically effective. Conclusion : Use of intravenous ciprofloxacin is frequently inappropriate in tertiary care hospitals in Korea. Implementation of education program and antibiotic control system is critical in improving the appropriateness of antimicrobial use.
( Jae Kyun Choi ),( Geun Doo Jang ),( Kyung Up Kim ),( Hee Su Park ),( Ji Young Woo ),( Hye Mi Oh ),( Soo Yoon Moon ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Skin metastases from the internal malignancies including lung cancers may occur frequently. However, zosteriform skin metastases are extremely rare. Herein, we report a case of zosteriform skin metastases in a patient with lung cancer. A 56-year-old Korean man presented with painful skin lesions on the right side of his trunk which had been developing over the 2 weeks. The patient was previously diagnosed as nonsmall cell lung cancer (stage IV, T4NxM1, adenocarcinoma) and underwent 3 cycles of chemotherapy with cisplatin and pemetrexed. On physical examination, tiny grouped erythematous papules in a zosteriform arrangement along the right T4-5 deramtomal area were noted. As the lesion was initially diagnosed with a herpes zoster, the patient was treated with intravenous acyclovior. However, painful skin lesions did not improved to the antiviral mediations and real-time polymerase chain reaction (PCR) test detecting Varicella zoster virus DNA showed negativity. Therefore, we performed a punch biopsy from the lesion, and a biopsy specimen revealed a metastatic adenocarcinoma. After histopathologic confirmation, chemotherapy regimen was changed to carboplatin and gemcitabine with palliative radiotherapy. Despite of the changed regimen, the patient expired from cancer progression 4 months after the cutaneous metastases. In summary, we describe a rare case of zosteriform skin metastases developing on the trunk of a patient with primary lung cancer. Our case highlights the importance of skin metastases with a characteristic zosteriform distribution mimicking herpes zoster infection.
Park, Jae-Kyun,Hwang, Gyoung-Seok,Lee, Tae-Woo,Chin, Byung-Doo The Korean Infomation Display Society 2011 Journal of information display Vol.12 No.4
Electrophosphorescent devices with ionomer-type hole transport layers were investigated. On top of the 3,4-ethylenedioxy thiophene:poly(4-styrene sulfonate) [PEDOT:PSS] structures, fluoropolymer interfacial layers (FPIs) with different side chain lengths were introduced. Both for the PEDOT:PSS/FPI (layered) and PEDOT:PSS (mixed) structures with soluble phosphorescent emitters, the short-side-chain FPIs showed higher efficiency. The difference in the electrical properties of the two FPIs for bipolar (light-emitting) devices was not clear, but the hole-only device clearly showed the favored hole injection at the PEDOT:PSS/FPI structure with a shorter side chain, a copolymer of tetrafluoroethylene and sulfonyl fluoride vinyl ether.