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金春元,徐憲錫 한양대학교 의과대학 1982 한양의대 학술지 Vol.2 No.1
lumps of the neck are easily found by patient and physicians due to inspection and palpation, Tuberculosis, nonspecific inflammation and metastatic lesions are commonest. Abundance of lymph nodes in the neck and centropedal drainage of the body lymphatics into the neck region makes the neck favorite metastatic site of the neoplastic lesions of the facimaxilla, thorax and systemic. Durinh the past 8 years and 7 months from May 1972 to Dec. 1980, 517 cases of neck mass confirmed by pathological examination. The results were as follows. 1. Histopathologically congenital lesions were 6.2%, inflammatoty lesions 51.5%, benign tumor 10.2%, primary malignant tumor 8.1%, metastatic malignanl tumor 21.5% and others 2.3%. Most common lesion is tuberculous lymphadenitis which is 36.8%. Primary lesions of metastatic malignant tumor show 27% of lung and bronchogenic 12.6% of stomach, 6.3% of liver. 2. Classification of lymphoma shows 71.4% of Non-Hodgkin's lymphoma, 16.7% of Hodgkin's disease adn 11.9% of reticulum cell sarcoma. In Non-Hodgkin's lymphoma, nodular type were 47.6% which most common type is mixed cell type as 26.2% and diffuse type is 16.7%. 3. In sex incidence, male was 48.5% and female was 51.5%. In age incidence, 21-30 years old age group was 24% which is most common. Congenital lesion, primary malignant tumor and metastatic tumor show higher incidence in male than female as 2.2:1, 3.8:1 and 1.7:1, respectively. Inflammatory lesion shows higher incidence in female especially on tuberculous lymphadenitis. 4. Regarding the site of lesion, right side was 34.4% of total case left side was 36.6%, bilateral was 10.6%, anterior portion was 3.1%, posterior portion was 3.2% Nineteen percent of lymphoma was edveloped bilaterally. Metastatic carcinoma was developed at supraclavicular area, 79.3%. 5. Forty-five percent of total case developed within 1 year. 6. The rumor size measures up to 1 Cmw as 25.7%, within 1-3Cm was 38.3%. 7. Most common symptom and sign was palpable mass in 60%. In metastatic carcinoma, respiratory and G-I symptom were 43%. In tuberculous lymphadenitis, fever and chill with respiratory symptoms were 27.8% and the positive lesion in chest X-ray was 29.6% of 71 checked case, and 63.4% was normal findings.
Bolton-Hunter Reagent의 Analog를 이용하여 Bolton-Hunter방법에 의해 단백질을 Radiolabeling시킬 때의 최적조건을 찾는 방법의 개발
이종원,서헌석 大韓免疫學會 1995 大韓免疫學會誌 Vol.17 No.3
We report a method to find optimal conditions in radioiodinating proteins by using an analog of Bolton-Hunter reagent, 7-hydroxy-4 methylcoumarin 3-acetic acid, succinimidyl ester(CASE) before radioiodinating the proteins by Bolton-Hunter method. Hen egg lysozyme(HEL) and a monoclonal anti-lysozyme antibody, HyHel-10 were used as a model system. When different pHs and (CASE)/(lysozyme) molar ratios were tried to conjugate lysozyme with CASE, we found that 1 CASE molecule was conjugated to a lysozyme molecule at pH between 6.0 and 7.0 and at (CASE)/(lysozyme) molar ratio below 5.0. The resulting CASE-lysozyme complex has al-most the same binding affinity against HyHel-10 as intact lysozyme has. To radioiodinate more lysozyme uniformly, we used mixture of radioactive (RBH) and nonradioactive (NBH) Bolton-Hunter reagent in 1 : 29 molar ratio to radioiodinate lysozyme with (BH(RBH+NBH))/(lysozyme) molar ratio 4.0 at pH = 7.0. Radioiodinated lysozyme has a little lower binding affinity against HyHel-10 than intact lysozyme has, and its binding constant against HyHel-10 is approximately 109 M-'.