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상부요로계감염 환자에서 Gallium-67 Citrate 스캔 및 Tc-99m Dimercaptosuccinic Acid(DMSA)스캔의 임상적 의의
이강욱,강민규,장윤경,양종오,이상주,박기현,소영,신영태 충남대학교 의과대학 지역사회의학연구소 2000 충남의대잡지 Vol.27 No.2
It is often not certain whether the focal defect of renal cortex of Tc-99m Dimercaptosuccinic acid(DMSA) renal scan in patients with acute pyelonephritis means the cortical scar by previous inflammation or recent active inflammatory lesion. Gallium-67 citrate(Ga-67) also has been known to be accumulated at the active inflammatory lesion. In order to evaluate the usefulness of the Ga67 and Tc-99m DMSA renal scan in patients with acute pyelonephritis, we reviewed the results of both study and clinical findings. Nintecn patients with typical clinical findings of acute pyelonephritis and admitted to our institute from Jan. 1998 to Nov. 1998 were included in this study. Tc-99m DMSA and Ga-67 scan were performed mean 3.3 and 7.3 days after admission. Eleven of 19 patients (57.9%) showed abnormally increased focal renal uptake on the Gallium-67 citrate scan and 14 of 19 patients(73.7%) had a cortical defect on the kidneys in Tc-99m DMSA scan. Seven(36.8%) patients had an abnormality in both study. Seven(36.8%) patients had an abnormality only in Tc-99m DMSA scan and 4 (21.1%) patients had an abnormality only in Ga-67 scan. Of 7 patients who had an abnormality on both scan, 5 patients had. an abnormality at same region in both scan and 2 patients had an abnormality at the different sites on the kidneys. With the above results, we speculate that Ga-67 scan and Tc-99m DMSA scan play a complementary role in the patients with upper urinary tract infection.
Park, Joo Youn,Kim, Jong Wan,Moon, Bo Youn,Lee, Juyeun,Fortin, Ye Ji,Austin, Frank W.,Yang, Soo-Jin,Seo, Keun Seok American Society for Microbiology 2015 Infection and immunity Vol.83 No.4
<P>Hexose phosphate is an important carbon source within the cytoplasm of host cells. Bacterial pathogens that invade, survive, and multiply within various host epithelial cells exploit hexose phosphates from the host cytoplasm through the <U>h</U>exose <U>p</U>hosphate <U>t</U>ransport (HPT) system to gain energy and synthesize cellular components. In <I>Escherichia coli</I>, the HPT system consists of a two-component regulatory system (UhpAB) and a phosphate sensor protein (UhpC) that tightly regulate expression of a hexose phosphate transporter (UhpT). Although growing evidence suggests that <I>Staphylococcus aureus</I> also can invade, survive, and multiply within various host epithelial cells, the genetic elements involved in the HPT system in <I>S. aureus</I> have not been characterized yet. In this study, we identified and characterized the HPT system in <I>S. aureus</I> that includes the <I>hptRS</I> (a novel two-component regulatory system), the <I>hptA</I> (a putative phosphate sensor), and the <I>uhpT</I> (a hexose phosphate transporter) genes. The <I>hptA</I>, <I>hptRS</I>, and <I>uhpT</I> markerless deletion mutants were generated by an allelic replacement method using a modified pMAD-CM-GFPuv vector system. We demonstrated that both <I>hptA</I> and <I>hptRS</I> are required to positively regulate transcription of <I>uhpT</I> in response to extracellular phosphates, such as glycerol-3-phosphate (G3P), glucose-6-phosphate (G6P), and fosfomycin. Mutational studies revealed that disruption of the <I>hptA</I>, <I>hptRS</I>, or <I>uhpT</I> gene impaired the growth of bacteria when the available carbon source was limited to G6P, impaired survival/multiplication within various types of host cells, and increased resistance to fosfomycin. The results of this study suggest that the HPT system plays an important role in adaptation of <I>S. aureus</I> within the host cells and could be an important target for developing novel antistaphylococcal therapies.</P>
진단이 내려지지 않은 만성기침 환자에서 양자펌프억제제의 치료효과
양주연 ( Joo Youn Yang ),이호연 ( Ho Youn Lee ),김남희 ( Nam Hee Kim ),김윤섭 ( Youn Seup Kim ) 대한결핵 및 호흡기학회 2006 Tuberculosis and Respiratory Diseases Vol.61 No.2
연구배경: 8주 이상 지속되는 만성 기침의 원인 중 하나인 위식도역류질환는 환자의 약 75%가 증상이 없으며, 진단을 위한 24시간 식도 pH감시가 침습적이고 검사가 어려워 진단 및 치료에 어려움이 있다. 따라서 만성 기침환자 중 후비루증후군 및 기관지 천식이 아닌 환자를 대상으로 양자펌프억제제를 투여하고 치료효과를 관찰하였다. 방법 및 대상: 기침증상이 8주 이상인 만성기침 환자 중 X-ray 소견상 이상이 없고 메타콜린 기관지유발시험상 음성이며, 후비루증후군 치료에 반응이 없었던 40명을 대상으로 하였다. 8주 이상 양자펌프억제제를 투여하였으며 50%이상 기침이 감소한 경우를 부분 반응군, 기침이 거의 소실된 경우를 완전 반응군으로 분류하였다. 결과: 대상자 40명중 29명만이 4주 이상 추적되었으며 이중 26명만이 8주까지 추적 관찰되었다. 29명중 남자가 9명, 여자가 20명이었으며 평균나이는 51세였다. 대상자들에서 기침 이외의 증상은 객담이 12%, 콧물이나 비폐색 등의 코 증상이 있는 환자는 10%, 속쓰림, 소화불량 등의 소화기 증상을 호소하는 환자는 13.4%였다. 29명중 4주간 투여 후 증상의 호전이 없는 환자가 3명(10.3%), 50% 이상의 증상호전을 보이는 환자가 22명(75.9%), 그리고 증상이 거의 소실된 환자가 4명(13.8%)로 약 90%정도의 환자가 기침의 증상호전이 있었다. 8주 투여 후 호전이 없는 환자가 2명(7.4%), 50% 이상 증상호전이 있는 환자가 8명(29.6%), 증상이 거의 소실된 환자가 16명(63.0%)이었다. 결론: 8주이상의 만성기침 환자에서 8주 이상 양자펌프억제제 투여 후 92.6%환자가 증상호전이 있었으며 이중 63%는 거의 소실되었다. 하지만 본 연구는 위약을 통한 대조군이 없는 관계로 그 결과의 해석에 어려움이 있다. 앞으로 좀더 많은 환자를 대상으로 하는 이중맹검시험이 필요할 것으로 생각된다. Background: Recent studies have suggested an association between chronic cough and gastroesophageal reflux. Our study aimed to assess the utility of a proton-pump inhibitor in unexplained chronic cough patients. Methods: Patients with chronic cough of unknown etiology were evaluated using a chest x-ray, methacholine challenge test, and an empirical trial of postnasal drip therapy. After excluding other potential causes of the cough, forty patients were included in the study and treated for 8 weeks with a proton-pump inhibitor. Results: Eleven and three patients in the first and second 4 weeks were lost to follow-up, leaving twenty-six patients finally included in the study. Of these patients, two were unimproved, eight partially responded to the proton-pump inhibitor and sixteen responded completely after the 8 week treatment. Conclusion: We suggest that empirical treatment with a proton pump inhibitor in all patients with persistent cough, which is not secondary to asthma or postnasal drip syndrome, represents a practical and simple approach to this ailment. (Tuberc Respir Dis 2006; 60: 137-142)
Yang, Deok-Hwan,Kim, Mi-Hyun,Lee, Youn-Kyung,Hong, Cheol Yi,Lee, Hyun Ju,Nguyen-Pham, Thanh-Nhan,Bae, Soo Young,Ahn, Jae-Sook,Kim, Yeo-Kyeoung,Chung, Ik-Joo,Kim, Hyeoung-Joon,Kalinski, Pawel,Lee, Je-J Springer International 2011 Annals of hematology Vol.90 No.12
<P>For wide application of a dendritic cell (DC) vaccination in myeloma patients, easily available tumor antigens should be developed. We investigated the feasibility of cellular immunotherapy using autologous alpha-type 1-polarized dendritic cells (관DC1s) loaded with apoptotic allogeneic myeloma cells, which could generate myeloma-specific cytotoxic T lymphocytes (CTLs) against autologous myeloma cells in myeloma patients. Monocyte-derived DCs were matured by adding the 관DC1-polarizing cocktail (TNF관/IL-1관/IFN-관/IFN-관/poly-I:C) and loaded with apoptotic allogeneic CD138(+) myeloma cells from other patients with matched monoclonal immunoglobulins as a tumor antigen. There were no differences in the phenotypic expression between 관DC1s loaded with apoptotic autologous and allogeneic myeloma cells. Autologous 관DC1s effectively took up apoptotic allogeneic myeloma cells from other patients with matched subtype. Myeloma-specific CTLs against autologous target cells were successfully induced by 관DC1s loaded with allogeneic tumor antigen. The cross-presentation of apoptotic allogeneic myeloma cells to 관DC1s could generate CTL responses between myeloma patients with individual matched monoclonal immunoglobulins. There was no difference in CTL responses between 관DC1s loaded with autologous tumor antigen and allogeneic tumor antigen against targeting patient's myeloma cells. Our data indicate that autologous DCs loaded with allogeneic myeloma cells with matched immunoglobulin can generate potent myeloma-specific CTL responses against autologous myeloma cells and can be a highly feasible and effective method for cellular immunotherapy in myeloma patients.</P>
Effects of Ankle Joint Taping on Postural Balance Control in Stroke Patients
Yang Rae Kim,Jae Ic Kim,Yong Youn Kim,Kwon Young Kang,Bo Kyoung Kim,Joo Hyun Park,Ho Jung An,Kyung Ok Min 국제물리치료학회 2012 Journal of International Academy of Physical Ther Vol.3 No.2
This study aims to examine the effects of taping of the ankle joint on the static and dynamic balance and gait ability of stroke patients. Twenty-six stroke patients receiving physical therapy at a hospital located in Gyeonggi-do were divided equally into a group that had taping in physical therapy and an ordinary physical therapy group. They exercised for 30 minutes each, 3 times per week for 8 weeks from June to August 2011. Romberg’s eye open and eye closed tests, limits of stability(LOS), forward and back test, timed up and go test(TUG) and 10-meter gait velocity test were performed to evaluate static balance, dynamic balance, and gait ability, respectively, prior to and 8 weeks after the intervention. Differences within each group in relation to the lapse of time were compared by a paired t-test. Differences between the two groups were compared by an independent t-test. Regarding comparison of differences within each group, all tests resulted in significant changes in both groups after the intervention (p<.05). Comparison of differences between the two groups showed that taping in the physical therapy group had significantly better test results than the ordinary physical therapy group in all measured items(p<.05). The after effects of ankle taping on stroke patients are more efficient and effective than ordinary physical therapy alone in improving balance and gait ability.