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VP-16으로 성공적으로 치료된 위 Kaposi 육종 1예
양웅석,송근암,조몽,이재승,송철수,김형욱,김영민,이수봉,김태오,이성훈 대한소화기내시경학회 1999 Clinical Endoscopy Vol.19 No.4
The skin is an uncommon site of distant metastasis from any internal malignancy, and the incidence of metastatic skin lesions as the first symptom of disease is only 0.8% in patients with all systemic malignancies. Furthermore, cutaneous metastasis from adenocarcinoma of the stomach has been found to be extremely rare. A 35-year-old female patient was admitted due to multiple cutaneous nodules in her chest, abdomen, and back. A gastroendoscopic examination and biopsy was made according to the results of skin pathologic findings. Stomach and skin biopsy results revealed a signet ring cell type of adenocarcinoma. A case of gastric adenocarcinoma in which metastatic skin nodules appeared as the first sign of disease, is here in reported with a review of related literature.
이성환,김준식,박근수,김명성,권태찬,김천수,이상락 啓明大學校 醫科大學 1996 계명의대학술지 Vol.15 No.1
A Clinical assessment of the 25 patients with dilated cardiomyopathy who were admitted to the Department of Pediatrics, Keimyung University Dong San Hospital from January, 1982 to June, 1993 was performed. The result were as follows: 1) Among 25 patients with dilated cardiomyopathy. 8(32%) were younger than 1 year of age at the time of admission. 2) Adriamycin toxicity was the only encountered etiologic factor in 1 patient. 3) On admission, hepatomegaly and tachycardia were noted in almost all patients. 4) The Chest X-rays showed cardiomegalies in all 25 patients, pulmonary vein congestions in 15(60%) and pleural effusion in 2(8%). 5) The electrocardiography showed left ventricular hypertrophy in 72% and supraventricular tachycardia in 32%. 6) The echocardiographic examination showed left ventricular dilatations in all patients and left atrial dilatations in 20(80%). 7) Of 18 patients who had followed mean period of 2.9 years, 10 patients died within 9 months after the diagnosis.
이계영,민경인,정수일,박재범,안재진,김도균,김철환 대한악안면성형재건외과학회 2000 Maxillofacial Plastic Reconstructive Surgery Vol.22 No.4
Soft tissue expansion is widely used technique in oral & maxillofacial reconstruction and provide new method of reconstruction in posttraumatic alopecia, post burn, wide scar, congenital deformity, benign tumor, tattoo, etc. Expanded tissue flaps have the advantage of increased vascularity, proximity to the defect, and similarity of color and texture. They also preclude the need to advance flaps from distant sites. Tissue expansion can be used to form a well vascularized cavity to accomodate and nourish bone grafts. The following report describes the uses of tissue expanders by allowing bone grafting to correct both soft and bony defects of mandibular region
이종흔,김중수,송형근,박수정,함진숙 대한구강생물학회 1990 International Journal of Oral Biology Vol.14 No.1
The purpose of this investigation was to determine the relative analgesic effectiveness of paradol and shogaol compared with capsaicin, and effects of capsaicinoids on substance P of trigeminal spinal sensory nucleus. Under anesthesia, anterior belly of digastric muscle was exposed and a pair of electrodes was inserted to record the electromyograms. Noxious electrical stimulus was applied to oral mucosa around the mental foramen. Inferior alveolar nerves (IAN) and saphenous nerves were carefully exposed for application of vehicle and drugs to evaluate the effects on digastric EMG (dEMG) and neural conduction, and caudal part of brainstem was exposed to determine the substance P. Vehicle and 1.5% of capsaicin, paradol and shogaol were applied to IAN and saphenous nerves for 30 minutes, respectively. EMG_s of digastric muscle evoked by noxious electrical stimulus were recorded before application of drugs or vehicle, immediately after removal and washing of drugs and at 30 minutes after washing. To examine the effects of the peripheral stimulation on the action potential, stimulating electrodes were placed on the peripheral side of drugs application site and recording electrodes were on the proximal side. Substance P of trigeminal spinal sensory nucleus was collected by push-pull perfusion technique and determined by radioimmunoassay. Capsaicin application on IAN could not influence on dEMG, but paradol and shogaol decrease the amplitude of dEMG. Capsaicin applied locally to nerve decreased amplitude and conduction velocity of only C-fiber, while paradol and shogaol inhibited the neural conduction of C-fiber and Aδ-fiber. Substance P in the trigeminal spinal nucleus was reduced by capsaicin but not by paradol and shogaol.
들잔디 성숙종자로부터 캘러스배양 및 식물체 재분화에 미치는 몇 가지 요인의 영향
이상훈,김범수,원성혜,조진기,김기용,박근제,성병렬,이효신,이병현 Plant molecular biology and biotechnology research 2004 Plant molecular biology and biotechnology research Vol.2004 No.-
In an effort to optimize tissue culture responses of zoysiagrass (Zoysia japonica Steud.) for genetic transformation, factors affecting callus induction and plant regeneration were investigated. MS medium containing 3 ㎎/L 2,4-D was optimal for embryogenic callus induction from mature seed. The plant regeneration frequency of 73.3% was observed when embryogenic calli induced in this medium were transferred to N6 medium supplemented with 0.1 ㎎/L 2,4-D and 5 ㎎/L BA. Among several basic media, MS and N6 medium were optimal for callus induction and plant regeneration, respectively. Regenerated plants were grown normally when shoots transplanted to the soil. A rapid and efficient plant regeneration system established in this study will be useful for molecular breeding of turfgrass through genetic transformation.
이단하소에 의해 제조된 PNN-PZ-PN 세라믹의 압전 및 유전특성
이수호,손무헌,조현철,김한근,사공 건 東亞大學校 1997 東亞論叢 Vol.34 No.-
In the fields of the optics, precise machine, semiconductors, the micro-positioning actuators are required for the control of position in submicron range. PNN-PZN-PZT cermics were fabricated with various mole ratio of the PZT[Pb(Zr½ Ti½)O₃] PNN[Pb(Ni⅓Nb⅔)O₃]and PZN[Pb(Zn⅓Nb⅔)O₃]powders prepared by double calcination and PZT powders prepared by molten-salt synthesis method. The formation rate of perovskite phase in PNN-PZN-PZT ceramics could be obtained about 92% at PZT 0.3 mole ratio. The relative permittivity of specimen with PZT 0.3 mole ratio was shown 5,320 and appeared the relaxor ferroelectric feature. The maximum piezoelectric coefficient d₃₁to be used for evaluation the displacement of piezoceramics in PNN-PZN-PZT ceramics was 324×10¹²(C/V) at the vicinity of morphotropic phase boundary and was larger than that of solid PZT ceramics(120×10-¹²C/V).