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辛曉根 전북대학교 의과학연구소 1983 全北醫大論文集 Vol.7 No.1
This is a case report of squamous cell carcinonma occurred in the left mandibular angle region of 37-year-old male patient. This patient was treated by hemimandibulectomy and radical neck dissection and post-operative chemotherapy. The results are as follows. 1. This patient has a good prognosis and the lesion has not recurred till now. 2. Cervical lymph node presented metastatic findings. 3. The lesion was squamous cell carcinoma in mandibular angle area by clinical and roentg-enographic findings. 4. Microscopic examination revealed typical patterns of squamous cell carcinoma
MTT법을 이용한 사람 골육종과 상피암 세포주들에 대한 항암제 감수성 검사
朴勝五,金晤煥,辛效根 大韓顎顔面成形再建外科學會 1991 Maxillofacial Plastic Reconstructive Surgery Vol.13 No.4
Three anticancer agents which are different in time or dosage dependence as well as in phase specificity, namely mitomycin and adriamycin from natural products, and widely used synthetic drug 5 fluorouracil(5-FU), were evaluated for their chemosensivity on the five different cancer cell lines-Four epidermoid carcinomas originated from larynx, cervix, skin and gut were used together with one osteosarcoma as the target cells of single and combined administration of anticancer drugs. Semiautomated tetrazolium dye assay(MTT) appears to offer an attractive option for chemosensitivity of head and neck cancers since it is a simple, valid and inexpensive method of assessing chemosensitivity for large samples in a short time. The results obtained form this study were as follows. 1. Good correlations were obtained with the results of the MTT test and those of ³H thymidine uptake assay. 2. ?? values of HIST and St.Ca. which showed relatively high doubling time on adriamycia were 30㎍/ml and 15 ㎍/ml while those of HeLa, Hep-2 and KHOS/NP were 2.1 ㎍/ml, 4.8 ㎍/ml, and 6.8 ㎍/ml respectively. 3. The ?? value of 5-FU on five cancer cells were very high ranging from 15mg/ml to almost indefinite number, which means 5-FU is very resistant to epidermoid carcinomas or osteosarcoma examined in this study. 4. Mitomycin was relatively effective showing 80% cancer killing effect on HeLa, 70% on St. Ca. and 50% on Hep-2 at the high concentrations used. 5. Adriamycin was the most effective showing 90% cancer cell killing effect on KHOS/NP, 98% on HeLa, 80% both on Hep-2 and St. Ca. The least susceptible cancer cells toward adriamycin was HIST having only 55% cell killing effect at the high cincentration. 6. Combined therapy of adriamycin and 5-FU was more effective than single administration in all the cases examined. Most effective synergism was observed on St. Ca. at the lowe concentration, showing 21 times higher than each single administration.