http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
위암에서 Helicobacter pylori cagA, vacA, iceA 유전자와 숙주 Interleukin-1β및 Interleukin-1 수용체 길항제 유전자 다형성
이성훈 ( Seong Hun Lee ),김태오 ( Tae Oh Kim ),이동현 ( Dong Hyun Lee ),박원일 ( Won Il Park ),김광하 ( Gwang Ha Kim ),허정 ( Jeong Heo ),강대환 ( Dae Hwan Kang ),송근암 ( Geun Am Song ),조몽 ( Mong Cho ) 대한내과학회 2006 대한내과학회지 Vol.71 No.1
Background: Both Helicobacter pylori (H. pylori) cagA, vacA, iceA genotype and host IL-1B/IL-1RN polymorphisms play a role in determining the clinical consequences of H. pylori infection. This study aimed to investigate whether there might be any combinations of H. pylori cagA, vacA, iceA genotype and host IL-1B/IL-1RN polymorphisms that are particularly associated with the occurrence of gastric carcinoma in Korean patients. Methods: This study population was comprised of 239 patients with H. pylori infection: 122 with gastric carcinoma and 117 with gastritis only. DNA was isolated from gastric biopsy sample and H. pylori cagA, vacA and iceA genotype were determined by PCR. IL-1B-511 polymorphisms were genotyped by PCR-RFLP and IL-1RN polymorphisms were analyzed with variable number of tandom repeat after PCR. Results: H. pylori cagA, vacA, and iceA genotype were not associated with an increased risk for gastric carcinoma. IL-1B-511*T carriers and IL-1RN*2 carriers did not show increased risk for gastric carcinoma. On combination of bacterial/host genotypes, cagA+/IL-1B-511*T carriers and cagA+/IL-1RN*2 carriers, vacA s1/IL-1B-511*T carriers, vacA s1/IL-1RN*2 carriers, vacA m1/IL-1B-511*T carriers, vacA m1/IL-1RN*2 carriers, iceA1/IL-1B-511*T carriers, iceA1/IL-1RN*2 carriers showed no increased risk of gastric carcinoma. Conclusions: Combined H. pylori cagA, vacA, iceA genotype and host IL-1B/IL-1RN polymorphisms shows no increased risk of gastric carcinoma. Therefore, it seems other endogenous or exogenous factors may play more important role in the development of gastric carcinoma in Korean.(Korean J Med 71:24-37, 2006)
박원일(Won Il Park),이종협(Jong Hyup Lee),조심현(Shim Hyun Jo),백봉력(Bong Luck Paik),최충경(Chung Keung Choi),이성근(Seung Geun Lee),문한규(Han Kyu Moon),최영미(Young Mee Choi),정윤석(Yoon Sok Jung),이관우(Kwan Woo Lee),김현만(Hyeon 대한내과학회 2002 대한내과학회지 Vol.62 No.3
Background: There is increasing interest in the use of a very low calorie diet (VLCD) as a treatment regimen for weight loss in obese subjects. This study was designed to investigate the effect s and safety of a traditional Korean very-low-calory diet Methods: Twelve hospitalized obese patients at Dong Eui hospital in Busan city from May 1998 to December 1998 were selected. Height, body weight, blood lipids, blood insulin level, body fat, lean body mass, subcutaneous fat and visceral fat were measured. A traditional Korean VLCD was supplied for 14 days. Results: Patient's body weight was significantly decreased from 83.8 kg to 78.6 kg, body fat from 32.2 kg to 28.6 kg, lean body mass from 32.2 kg to 28.6 kg, and BMI from 31.4 to 29.5, respectively (p <0.05). Total fat was significantly decreased from 807 cc to 659 cc, subcutaneous fat from 567 cc to 473 cc, visceral fat from 273 cc to 185 cc, respectively. However there were no significant changes in minerals. After VLCD intervention, total cholesterol was significantly decreased from 199 mg/dL to 166mg/dL, HDL-cholesterol from 42 mg/dL, to 35mg/dL, triglyceride from 158mg/dL, to 75mg/dL (p<0.05). The insulin area under the curve was also significantly decreased from 205μIU/mL·2hr to 168 μIU/mL·2hr(p <0.05). Conclusion: Above findings suggested that a traditional Korean VLCD is effective and safe for short term use in terms of reducing body fat and improving insulin resistance in obese patients. (Korean J Med 62:250-257, 2002)
박소담(Sodam Park),홍종섭(Jongsup Hong),정재용(Jaeyoung Jeong),박경일(Kyoung il Park),박병철(Byeong cheol Park),김동원(Dong won Kim),이규화(Kyu hwa Lee),이은도(Uendo Lee) 한국열환경공학회 2020 한국열환경공학회 학술대회지 Vol.2020 No.춘계
본 연구에서는 연소와 가스화를 위한 복수의 유동층 반응기로 구성된 가압 순산소 연소 기반 복합발전 시스템에 대한 공정해석을 수행하였다. 대상 공정은 가압 순산소 연소로 생성된 고온 연소가스 일부를 가스화제로, 가스화기에서 발생되는 미반응 촤를 연소기 연료로 사용하는 복합공정으로, 두 반응기 사이의 열 및 물질 전달이 매우 중요한 시스템이다. 연소기에서 발생된 배가스 내 고온의 CO₂와 H₂O는 가스화기로 공급되어 각각 Boudouard 반응, 스팀 가스화 반응을 통해 CO와 H₂의 수율에 영향을 준다. 이때 연소 가스는 가스화에 필요한 열원을 공급하는 동시에 가스화제로 이용되므로 가스화기 온도 및 반응물 제어에 큰 영향을 미치며 결과적으로 합성가스의 품질을 좌우한다. 본 연구에서는 상용 공정해석 툴을 활용해 운전인자에 따른 합성가스 생성특성을 파악하고 최적 운전조건 도출을 위한 민감도 분석을 수행하였다. 가스화 운전 제어를 위해 연소가스와 함께 산소를 가스화제로 사용하여 합성가스의 조성 및 발열량을 분석하였으며 연소기로 공급되는 미반응 촤의 순환량에 따른 결과를 분석하여 최적 운전조건을 파악하였다.
비만 아동의 단발성 유산소운동 시 혈압 반응에 미치는 영향
박원일(Park Won-Il),최현민(Choi Hyun-Min),김종경(Kim Jong-Kyung),노호성(Nho Ho-Sung) 한국체육과학회 2010 한국체육과학회지 Vol.19 No.2
Childhood obesity can lead to the risk of obesity in adult-hood where the cardiovascular disease is well established. Generally physiologic responses to acute exercise of children compared with adults showed lower responses except for heart rate (HR). However, it has still not known about the differences between obese and non-obese children in their cardiovascular responses during aerobic exercise. Therefore, the purpose of this study was to examine the difference of cardiovascular responses at rest, during low and moderate exercise intensity, respectively. Eleven obese children (BMI ≥ 85th percentile, 9.55±0.49 yrs) and sixteen non-obese children (BMI < 85th percentile, 8.81±0.29 yrs) participated in this study. All subjects were instrumented to measure the cardiovascular responses at rest and during aerobic exercise; systolic blood pressure (SBP), diastolic blood pressure (DBP), HR, stroke volume (SV), cardiac output (CO), and systemic vascular resistance were continuously measured via a Physic flow device and mean arterial blood pressure (MAP) was calculated. The results showed that SBP, DBP, MAP, SV, and CO were significantly higher in obese children than non-obese with each workload, but HR and systemic vascular resistance were no differences in both groups. Therefore, excessive blood pressure response in obese children during aerobic exercise was mainly due to an increase in SV and CO. Thus, this study suggests that the presence of obesity in children may be resulted in a mixed pattern of cardiac hypertrophy, caused by an elevation in both cardiac pre-load and after-load
염산 트라마돌을 함유하는 PLGA 미립구의 제조 및 방출거동
박종학 ( Jong Hak Park ),엄신 ( Shin Eom ),안식일 ( Sik Il Ahn ),김대성 ( Dae Sung Kim ),김원 ( Won Kim ),이동원 ( Dong Won Lee ),유일수 ( Il Sou Yoo ),이종문 ( John M Rhee ),강길선 ( Gil Son Khang ) 한국조직공학·재생의학회 2009 조직공학과 재생의학 Vol.6 No.4
Tramadol HCl(TH)-loaded poly(L-lactide-co-glycolide)(PLGA) microspheres were prepared by O/O solvent evaporation method for sustained release. We investigated the release behavior according to PLGA molecular weight and concentration. TH-loaded PLGA microspheres were characterized on the surface and cross-section morphology by SEM. TH-loaded PLGA microspheres had smooth surfaces and various pores in internal structure. As the PLGA molecular weight and PLGA concentration increased, the release rate of TH decreased. The behaviors of degradation was decreased according to increased PLGA molecular weight. These results showed that the release behaviors can be controlled by various of molecular weight and concentration of PLGA.