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인간 Annexin Ⅰ의 구조와 Phospholipase A2와의 상호작용에 대한 Spectroscopy 연구
이봉진,이연희,방근수,이태우,김종국,김양배,나도선 ( Bong Jin Lee,Yeon Hee Lee,Keun Su Bang,Tae Woo Lee,Chong Kook Kim,Yang Bae Kim,Doe Sun Na ) 생화학분자생물학회 1994 BMB Reports Vol.27 No.2
Annexin I is a member of the annexin family of calcium dependent phospholipid binding proteins and is an in vitro phospholipase A2 (PLA₂) inhibitor. The mechanism of PLA₂ inhibition by annexin I is still ambiguous. The structure of annexin I was studied at the atomic, molecular level by using nuclear magnetic resonance (NMR), circular dichroism (CD) and fluorescence spectroscopy. Recombinant human annexin I and N-terminally truncated annexin I (1-31 deleted : d-annexin I) were purified and their NMR spectra were compared. The NMR spectra of the two were similar. When Ca^(2+) ion was added to annexin 1 and d-annexin I, peak broadening occurred,- but no significant spectroscopic change was observed. When porcine pancreatic PLA₂ was added to deuterium labeled annexin I, interaction of annexin 1 with PLA₂ was observed as indicated by the disappearnnce and shift of several peaks in the NMR spectra. This result supports a protein-protein interaction mechanism for PLA₂ inhibition by annexin I.
슬관절 주위에 발생한 연부조직 골육종 - 증례 보고 -
이봉진,김태호,하창원,김성수,Lee, Bong-Jin,Kim, Tae-Ho,Ha, Chang-Won,Kim, Sung-Soo The Korean Musculoskeletal Tumor Society 2009 대한골관절종양학회지 Vol.15 No.1
연부조직에 발생되는 골육종은 매우 드문 종양으로, 세계적으로 소수의 예가 보고되었으며 한국에서는 2례가 보고되었을 뿐이다. 문헌상 세계에서 최고령의 증례인 91 세 남자에서 외상, 방사선 조사, 화골성 근염, 피부 근염 등과 관련없이 슬관절 주위에 발생한 연부조직 골육종을 경험하였다. 절제술만으로 치료하였으며, 환자는 수술 후 1년 추시 상 생존해 있고 국소재발이나 전이의 징후가 없으며 슬관절의 기능도 양호한 상태이다. An extraskeletal osteosarcoma is a rare malignancy. A small number of cases and studies have been reported in the world and only two cases have been reported in Korea. We experienced an extraskeletal osteosarcoma around the knee joint of 91-year-old male who was the oldest case in the literatures. It was developed without history of trauma, irradiation, myositis ossificans, and heterotopic ossification of dermatomyositis. This patient was treated with excision alone, however he was alive and there were no sign of local recurrence or distant metastasis and functional loss during 1-year follow-up.
흡인 후 견 봉합사 거치를 통한 만성 슬개골전 점액낭염의 치료
이봉진,이성락,김충현,김성태,Lee, Bong-Jin,Lee, Sung-Rak,Kim, Chung-Hyun,Kim, Seong-Tae 대한정형외과스포츠의학회 2005 대한정형외과스포츠의학회지 Vol.4 No.1
목적: 낭액의 흡인 후 견 봉합사로 배액을 유도하는 방법이 만성 슬개골전 점액낭염의 조기 치료로써 효과가 있는지를 확인하고자 하였다. 대상 및 방법: 2주 이상의 병력이 있는 슬개골전 점액낭염 환자 중 1년 이상 추시가 가능했던 12명을 대상으로 하였으며, 추시기간은 평균 18.3개월이었고, 증상 발현 후 본 시술까지의 기간은 평균 2.2개월이었다. 무균적 방법으로 척수액 천자용 또는 주사용 주사침으로 점액낭을 천자하고, 주사침을 통해 7번 견 봉합사를 삽입하였다. 시술 후 최소 1년에 재발, 감염, 통증 및 관절 운동 제한 유무를 조사하였다. 결과: 전례에서 봉합사의 삽입 부위에 발적이 발견되었으나 11예에서 발사 후 소실되었고, 1예에서는 시술 5일에 감염이 발생하였다. 92%의 환자에서 만족의 결과를 얻었으며, 치료기간은 평균 14.5일이었다. 결론: 점액낭의 천자 흡인 후 견 봉합사로 배액을 유도함으로써 만성 슬개골전 점액낭염을 치료하는 방법은 효과적이고 비교적 비침습적인 방법이다. Purpose: To evaluate the drainage effect of silk suture material following aspiration of the bursa as an early treatment of chronic prepatellar bursitis. Materials and Methods: Twelve cases, which have over two weeks of history and over one year of follow-up, were investigated. The average duration of follow-up was 18.3 months. The average symptom duration before introduction into this study was 2.2 months. With an aseptic technique, the aspiration of the bursa was done with spinal needle or injection needle and syringe and then the insertion of silk suture material through the aspiration needle was performed. Over one year follow-up, recurrence, infection, pain, and limitation of range of motion were investigated by telephone interview. Results: Redness around the insertion site of silk suture material was found in all cases, but there was no development of active infection in eleven cases. At five days after procedure, a supprative infection was developed in one case. The results were considered satisfactory in 92% of cases and the average duration of treatment is 14.5 days. Conclusion: The drainage with silk suture material following aspiration of the bursa is effective and less invasive method in the early treatment of chronic prepatellar bursitis.
고등급 표면(High Grade Surface) 골육종 - 증례 보고 -
이봉진,이성락,유태열,엄기성,하창원,Lee, Bong-Jin,Lee, Sung-Rak,Yoo, Tae-Yeul,Eom, Ki-Seong,Ha, Chang-Won The Korean Musculoskeletal Tumor Society 2002 대한골관절종양학회지 Vol.8 No.1
High grade surface osteosarcoma is the most rare subtype of osteosarcoma arising on the surface of bone, accounting for less than 1% of the total number of osteosarcomas. Only a few case reports and studies have been reported in the world. In Korea, only one case out of 127 osteosarcomas has been described up to now, but there was no information about the patient, clinicopathologic features and treatment. We experienced a case of high grade surface osteosarcoma in the subtrochanteric area of a 66-year-old female and treated her with neoadjuvant chemotheraphy, wide resection and limb salvage operation with tumor prosthesis and adjuvant chemotheraphy. This tumor is identical to conventional high grade intramedullary osteosarcoma in histology, treatment and prognosis. So, this tumor should be differentiated from other surface osteosarcomas such as parosteal osteosarcoma and periosteal osteosarcoma. 고등급 표면(high grade surface) 골육종은 골의 표면에서 발생하는 골육종의 희귀한 아형으로, 발생빈도는 전체 골육종의 1%에 못 미친다고 한다. 몇 편의 증례 보고와 연구 논문에서 이 고등급 표면 골육종을 소개하였는데, 국내의 경우 127예의 골육종 중 1예가 고등급 표면 골육종이었음을 기술한 논문이 있으나, 환자 및 진단과 치료에 대한 정보가 포함되어 있지 않았다. 저자들은 66세 여자 환자의 대퇴골 전자하부에서 발생한 고등급 표면 골육종 1예를 진단하고, 수술 전 항암 화학 요법, 광범위 절제술과 사지 구제술 및 수술 후 항암 화학 요법을 시행하였다. 이 종양은 위치만 골 표면에서 발생할 뿐 조직학적으로 전형적인 골수강내 골육종과 같으며, 다른 표면 골육종과는 달리 치료나 예후에 있어 전형적인 골수강 내 골육종과 같기 때문에, 진단과 치료에 있어 방골성 골육종이나 골막성 골육종 등의 표면 골육종과 구별하여야 할 것으로 생각한다.
흡입 후 견 봉합사 거치를 통한 만성 족관절 외과 점액낭염의 치료
이봉진,이성락,김성태,Lee, Bong-Jin,Lee, Sung-Rak,Kim, Seong-Tae 대한족부족관절학회 2005 대한족부족관절학회지 Vol.9 No.1
Purpose: To evaluate the drainage effect of silk suture following aspiration of the bursa as an early treatment of chronic lateral malleolar bursitis. Materials and Methods: Thirteen cases, which have over two weeks of history and over one year of follow-up, were investigated. The average duration of follow-up was 16.4 months. The average symptom duration before introduction into this study was 7.8 weeks. With an aseptic technique, the aspiration of the bursa was done with 18G needle and syringe and then the insertion of silk suture through the aspiration needle was performed. The amount of drainage was identified two or three times in a week and stitch out was done at the cessation of drainage. Over one year follow-up, recurrence, infection, pain, and limitation of range of motion were investigated by telephone interview. Results: Redness around the insertion site of silk suture was found in all cases, but there was no development of active infection or recurrence. The average duration of treatment is 10.4 days. Conclusion: The drainage with silk suture following aspiration of the bursa is less invasive and very effective method in the early treatment of chronic lateral malleolar bursitis.