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정현채(Hyun-Chae Chung),이준탁(Jun-Tak Lee),권오진(Oh-Jin Kwon) 한국식품영양과학회 2004 한국식품영양과학회지 Vol.33 No.7
각종 성인병 및 항암작용에 탁월한 효과가 입증된 영지버섯을 제빵시 첨가하여 기능성이 부여된 빵을 개발하고자 본 연구를 수행하였다. 영지추출액을 8%까지 첨가함에 따라 쓴맛이 증가하였지만, 1차 발효기간 동안 반죽의 부피는 증가하였고 굽기 손실률이 감소함을 관찰할 수 있었다. 영지추출물을 첨가한 빵의 관능검사결과, 2% 첨가시 유의적인 차이가 나타나지 않았으나, 4, 6, 8%를 첨가했을 때 4%는 보통으로 6, 8%는 대조구에 비해 나쁘게 나타났다. 사진촬영 결과 역시 0, 2% 영지추출액 첨가식빵의 내부조직은 우수하였으나, 4%는 보통으로 6, 8%는 나쁘게 평가되었다. 이러한 사실들로 보아, 일반식빵과 차이가 없는 2% 영지추출액 첨가시 기능성이 부여된 식빵의 제조가 가능하리라 생각한다. The purpose of this study was to develop functional breads added with Ganoderma lucidum (GL) extract which was well known for preventing various adult diseases and cancer. It was observed that bitter taste was increased with up to 8% GL extract while dough volume was increased at the first dough fermentation period and baking loss reduction was decreased. In terms of sensory evaluation, there were not so much significant differences with 2% added GL extract. In 4, 6, 8% added GL extract bread, it was found that 4% was ordinary and 6% and 8% were bad compared to the control bread. The bread with 2% added GL extract was excellent, 4% was ordinary and 6, 8% was badly evaluated in the internal texture. It’s possible to make the functional breads baking with 2% GL extract which is similar to the control breads based on the above results.
장기간 스테로이드 및 Sulfasalazine 투여를 받아 온 아메바성 대장염 의 임상경과
이준규(Jun Kyu Lee),석웅(Woong Seok),천재희(Jae Hee Chun),김유선(You Sun Kim),최일주(Il Ju Choi),김주성(Joo Sung Kim),정현채(Hyun Chae Jung),송인성(In Sung Song),김정룡(Chung Yong Kim) 대한소화기학회 2000 대한소화기학회지 Vol.36 No.3
Many of water-borne infectious diseases are under control nowadays because of the improvement of hygiene and sewage system, but some of them (e.g. amebic colitis) are still endemic in developing countries. Since there is no definite method of diagnosis, amebic colitis is often diagnosed too late or misdiagnosed as idiopathic inflammatory bowel disease. There have been some reports that treatment with glucocorticoids or immuno-suppressive agents may lead to catastrophic result in amebic colitis. We experienced a 65-year-old man who showed somewhat different clinical consequences. He had longstanding hematochezia with lower abdominal pain, and was misdiagnosed as ulcerative colitis. Because his symptom continued over a year despite treatment with glucocorticoids and sulfasalazine, total colectomy was considered. However, the diagnosis of amebic colitis was made with repeated stool parasite examinations, colonoscopic biopsy and serologic tests. He showed dramatic improvement after the antiamebic therapy with metronidazole. (Kor J Gastroenterol 2000;35:398 - 403)
이준행(Jun Haeng Lee),이대희(Dae Hee Lee),임영석(Young Suk Im),한철주(Chul Ju Han),정현채(Hyun Chae Jung),송인성(In Sung Song),최규완(Kyoo Wan Choi),김정룡(Chung Yong Kim),김상준(Sang Joon Kim),정진옥(Jin Wook Chung),박재형(Jae Hyung 대한내과학회 1996 대한내과학회지 Vol.51 No.2
The celiac artery compression syndrome is a rare disease defind as compression of the celiac artery by extraluminal structures resulting in abdominal pain. Typical features are intermittent abdominal pain, epigastric bruits, an angiographic evidence of the extrinsic compression of the celiac axis, and a symptomatic improvement after surgical release of the compression. The most common etiology of this syndrome is the compression of the celiac axis by the median arcuate ligament. A 19-year-old man presented with intermittent epigastric pains and the cause of the symptoms could not be found after multiple initial work-ups. Aortography which followed the initial work-ups, however, demonstrated a significant narrowing at the origin of the celiac artery. After surgical release of the celiac axis from the compressing medican arcuate ligament, the patient no longer experienced the abdominal pains. We concluced that this was a classical case of the celiac artery compression syndrome.
Cerulein 유발 급성 췌장염에 대한 nafamostat mesilate의 예방 효과
이준규 ( Jun Kyu Lee ),박주경 ( Joo Kyoung Park ),이상협 ( Sang Hyub Lee ),윤원재 ( Won Jae Yoon ),류지곤 ( Ji Kon Ryu ),김용태 ( Yong Tae Kim ),정현채 ( Hyun Chae Jung ),윤용범 ( Yong Bum Yoon ) 대한내과학회 2007 대한내과학회지 Vol.72 No.4
Background: Many protease inhibitors show a protective effect for acute pancreatitis as seen in animal models. In previous studies, the protease inhibitors were administered before induction of pancreatitis, and there are few published reports examining effects when these agents were administered after induction of pancreatitis. The timing of drug administration may provide an explanation for the ineffectiveness of protease inhibitors for the treatment of patients with acute pancreatitis. Herein, we assessed the protective effect of nafamostat mesilate (NM), a potent protease inhibitor, in a mouse model of cerulean-induced pancreatitis and compared the results of administering the drug before and after the induction of pancreatitis. Methods: Cerulein, a cholecystokinin analogue, was injected into mice intraperitoneally to induce pancreatitis. The mice received intravenous NM administration before and after the induction of pancreatitis. The serum concentration of amylase and lipase was measured, histological changes were measured, and the tissue expression of myeloperoxidase was measured to assess the degree of inflammation. Expression of p38 MAPK (mitogen-activated protein kinase), phospho-p38 MAPK, and IL-6 (interleukin-6) in tissue was evaluated. Results: Acute pancreatitis was induced successfully by intraperitoneal injection of cerulein. Acute pancreatitis could be prevented when NM was administered before the induction of pancreatits. However, the effect was not guaranteed when given after the induction of pancreatitis. For a group of mice with induced pancreatitis, tissue expression of phospho-p38 MAPK was prominent and there was no marked difference in the expression of IL-6 between groups with or without induced pancreatitits. Conclusions: Although the efficacy of NM for treatment of acute pancreatitis is doubtful, pretreatment with NM for an expected condition like endoscopic retrograde cholangiopancreatography (ERCP), might be helpful for the prevention of pancreatitis. (Korean J Med 72:340-351, 2007)
김연주 ( Youn Joo Kim ),이창현 ( Chang Hyun Lee ),백우현 ( Woo Hyun Paik ),김나영 ( Na Young Kim ),박영수 ( Young Soo Park ),정숙향 ( Suk Hyang Jung ),황진혁 ( Jin Hyeok Hwang ),이광혁 ( Kwang Hyuck Lee ),정현채 ( Hyun Chae Jun 대한내과학회 2007 대한내과학회지 Vol.72 No.3
Background: Gastric cancer in elderly patients is one of the most important health issues in Korea, when considering its incidence and mortality rate. We have obtained the preliminary data concerning the diagnosis and treatment of gastric cancer in elderly people by analyzing the clinical and pathologic features. Methods: We retrospectively analyzed 268 patients who were diagnosed with gastric cancer and who also underwent surgical procedures in Bundang Seoul National University Hospital from May 2003 to May 2005. The patients were divided into two groups: those aged<65 (n=162) and those aged≥65 (n=106). We compared the clinical and pathological characteristics between the older and younger groups. Results: The elderly group had more patients with well differentiated carcinoma (11.8% vs. 33.0%, respectively, p=0.001) and the intestinal type (34.0% vs. 59.4%, respectively, p<0.001). The frequency of microsatellite instability-high (MSI-H) was higher in the elderly group (5.6% vs. 17%, respectively, p=0.010). There was no significant difference in the postoperative recovery time (p=0.374) and the operation-related complication rate between the two groups. Conclusions: Gastric cancer in elderly patients demonstrated more pathologic types that have a known favorable outcome when compared to the younger patient group. We should more frequently consider surgery for the elderly patient with operable gastric cancer because of they have similar postoperative recovery compared to the younger patients. (Korean J Med 72:256-265, 2007)
고프롤린식이에 의한 백서 소장에서의 ACE과 DAP-IV 유도의 유전적 조절기전에 대한 연구
이동호(Dong Ho Lee),김재준(Jae Jun Kim),임선희(Sun Hee Lim),윤병철(Byung Chul Yoon),이국래(Kook Lae Lee),정현채(Hyun Chae Jung),송인성(In Sung Song),김정룡(Chung Yong Kim) 대한소화기학회 1996 대한소화기학회지 Vol.28 No.3
N/A Background/Aims: Angiotensin converting enzyme(ACE) and Dipeptidyl aminopeptidase IV(DAP- IV) are well known brush border rnembrane enzymes which have major role in digestion of prolyl peptide(proline). Even though high proline diet is known to induce the increase of enzymatic activity of ACE and DAP-IV, the genetic mechanism of this phenomenon has not been recognized. Therefore we performed this study to clarify the genetic mechanism of ACE and DAP-IV induction by high proline diet. Methods: Total 20 Wistar rats were divided into four groups with different diets. Control group was fed with normal diet(17% protein), sucrose group was fed with high sucrose diet(68% sucrose, 18% protein), protein group was fed with high protein diet(50% casein), and gelatin group was fed with high proline diet(50% gelatin). After 3 weeks the small intestine was removed and divided into three equal length segments, from which homogenate, btesh border membrane and total RNA were prepared. ACE and DAP-IV enzyme activity were estimated in both small intestine homogenate and brush border membrane. The amounts of ACE mRNA and DAP-IV mRNA were also estimated by Northern analysis of RNA. Results: ACE activity of homgenate: There was significant increase of ACE activity in gelatin group(pC0.01) and protein group(p(0.05) throughout all sites(proximal, middle, distal). ACE activity of brush border membrane: There was significant increase of ACE activity in distal site(p0.01) of gelatin group and in middle(p0.05) and distal site(p0.05) of protein group. DAP-IV activity of homogenate: There was significant increase of DAP-IV activity in middle(p<0.01) and distal(p(0.05) site of gelatin group. DAP-IV activity of brush border membrane: There was significant increase of DAP-IV activity in gelatin group(p(0.01) and protein group(pC0.01) throughout all sites. ACE mRNA amount: Gelatin group showed increase of ACE mRNA in proximal site(p C0.05) and total mean value(p0.05). Protein group also showed increase of ACE rnRNA in proximal(pC0.05)), middle(pa0.05) and total mean value(p0.05). DAP-IV mRNA amount: There was no statistically significant change in gelatin and protein group. Conclusions: 1) High proline diet induced the increase of enzymatic activity of ACE and DAP-IV. 2) Increase of ACE activity was associated with increase of ACE mRNA in small intestine. 3) Increase of DAP-IV activity was not correlated with DAP-IV mRNA. These results suggested that the induction of increased ACE activity by high proline diet is regulated on transcriptional level and the induction of increased DAP-IV activity may be regualted on posttranscriptional level (translational and/or posttranslational level). In conclusion, the induction of increased enzyme activity of brush border membrane by specific diet may be regulated on both transcriptional level and posttranscriptional level. (Korean J Gastroenterol 1996; 28:349 - 361)
Lactobacillus 가 함유된 발효유에 의한 인체 위점막에서의 Helicobacter pylori 억제효과
박민정(Min Jung Park),김주성(Joo Sung Kim),임정윤(Jeong Yoon Yim),정현채(Hyun Chae Jung),송인성(In Sung Song),유은실(Eun Sil Yu),이정준(Jeong Jun Lee),허철성(Chul Sung Huh),백영진(Young Jin Baek) 대한소화기학회 2001 대한소화기학회지 Vol.38 No.4
Background/Aims: The eradication rates of regimens for Helicobacter pylori (H. pylori) infections are still around 85%. Lactobacilli have been demonstrated to have in vivo and in vitro inhibitory effects on H. pylori infection. We aimed to evaluate the inhibitory effect of Lactobacillus on H. pylori in human stomach. Methods: Forty H. pylori-infected volunteers (21-44 yr, F:M=9:31) were randomized into two groups which were treated with 100 mL of fermented milk containing lactobacilli (Lactobacillus acidophilus, Lactobacillus casei) q.I.d. or 100 mL of placebo q.I.d. for 4 weeks. Before and after treatment, they underwent 13C-urea breath tests (13C-UBTs) and endoscopies with biopsies for rapid urease test and histological evaluation. The compliance evaluated via daily checking questionnaire was considered acceptable if they took 90% of assigned treatment. Results: All patients were compliant and the H. pylori density of antrum tended to decrease in treatment group compared with placebo group (p=0.072). Δ13CO2 analyzed by Wilcoxon rank sum test showed a significant decrease in treatment group compared with placebo group (p=0.0064). Three cases in treatment group were noted for negative conversions of both rapid urease test and 13C-UBT. Conclusions: A fermented milk containing lactobacilli may have an inhibitory effect of H. pylori infection and can be an adjunct to the standard anti-H.pylori regimen. (Korean J Gastroenterol 2001;38:233-240)
비스테로이드성 소염제의 장기 복용후 생긴 교원성 대장염 1 예
문선희(Sun Hi Moon),김찬규(Chan Gyoo Kim),정준오(Jun Oh Jung),김유선(You Sun Kim),황진혁(Jin Hyok Hwang),김선미(Seon Mie Kim),김병관(Byeong Gwan Kim),박동영(Dong Young Park),정운태(Woon Tae Jeong),이동호(Dong Ho Lee),정현채(Hyun Chae 대한내과학회 1997 대한내과학회지 Vol.53 No.4
Collagenous colitis is characterized clinically by chronic watery diarrhea and pathologically by increased subepithelial collagen deposition associated with an inflammatory infiltrate in the lamina propria. Its etiology is still unclear, although a variety of associated diseases such as rheumatic syndromes, scleroderma, and thyroid diseases have been reported. We report a case of collagenous colitis following the prolonged use of NSAIDs. A 72-year-old woman who has taken NSAIDs for many years due to some dermatologic problems was admitted to the hospital because of chronic watery diarrhea and colicky abdominal pain of 3 months duration. There was no abnormal physical finding except cachectic appearance due to weight loss of 10㎏ during 3 months. Stool examination for ova and parasites and fat was negative, and stool culture for bacterial pathogens was negative. In complete blood count, there were relative eosinophila and mild anemia. Total serum protein and albumin was low, and thyroid function, RA factor, FANA were all normal. Results of upper and lower gastrointestinal contrast radiographs were normal. Sigmoidoscopy revealed normal colonic mucosa but she had a thick subepithelial collagenous deposit and chronic inflammation in lamina propria on colonic biopsy. Based on the above findings, she was diagnosed as collagenous colitis. Diarrhea improved after withdrawing NSAIDs and the treatment with oral prednisolone. In the post-treatment biopsy, the thickness of the collagen hand was diminished. Collagenous colitis is now recognized as one of the common causes of chronic diarrhea of obscure origin and NSAIDs may play an etiological role in some patient with collagenous colitis.