• Title/Summary/Keyword: digestive disease

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Comparative Genomics Profiling of Clinical Isolates of Helicobacter pylori in Chinese Populations Using DNA Microarray

  • Han, Yue-Hua;Liu, Wen-Zhong;Shi, Yao-Zhou;Lu, Li-Qiong;Xiao, Shudong;Zhang, Qing-Hua;Zhao, Guo-Ping
    • Journal of Microbiology
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    • v.45 no.1
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    • pp.21-28
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    • 2007
  • In order to search for specific genotypes related to this unique phenotype, we used whole genomic DNA microarray to characterize the genomic diversity of Helicobacter pylori (H. pylori) strains isolated from clinical patients in China. The open reading frame (ORF) fragments on our microarray were generated by PCR using gene-specific primers. Genomic DNA of H. pylori 26695 and J99 were used as templates. Thirty-four H. pylori isolates were obtained from patients in Shanghai. Results were judged based on In(x) transformed and normalized Cy3/Cy5 ratios. Our microarray included 1882 DNA fragments corresponding to 1636 ORFs of both sequenced H. pylori strains. Cluster analysis, revealed two diverse regions in the H. pylori genome that were not present in other isolates. Among the 1636 genes, 1091 (66.7%) were common to all H. pylori strains, representing the functional core of the genome. Most of the genes found in the H. pylori functional core were responsible for metabolism, cellular processes, transcription and biosynthesis of amino acids, functions that are essential to H. pylori's growth and colonization in its host. In contrast, 522 (31.9%) genes were strain-specific genes that were missing from at least one strain of H. pylori. Strain-specific genes primarily included restriction modification system components, transposase genes, hypothetical proteins and outer membrane proteins. These strain-specific genes may aid the bacteria under specific circumstances during their long-term infection in genetically diverse hosts. Our results suggest 34 H. pylori clinical strains have extensive genomic diversity. Core genes and strain-specific genes both play essential roles in H. pylori propagation and pathogenesis. Our microarray experiment may help select relatively significant genes for further research on the pathogenicity of H. pylori and development of a vaccine for H. pylori.

Investigation into Occupational Disease of Merchant Crew (상선승무원들의 질병실태 조사)

  • Kim Jae-Ho;Chang Seong-Rok;Moon Serng-Bae;Ha Hae-Dong;Yang Won-Jae;Lee Sang-Woo
    • Journal of Navigation and Port Research
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    • v.30 no.6 s.112
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    • pp.551-559
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    • 2006
  • The purpose of this study was to find out morbidity rate and pattern of disease and affect of variables related disease and medical management of seafares'. The subjects this study were 1049 seafares' were took education in Korea Institute of Maritime and Fisheries Technology. This questionnaire was focused on finding the basic data for prevention of disease and promotion health for the seafares'. The collected data were analyzed by using descriptive statistics, Chi-square, cross tab, linear regression by SPSS 10.1 package. The result of this study are as follow. 1)The morbidity rate within recent 12 months was 69.0%. 2)there were significant differences qf occurred disease in age(p<0.05), income(p<0.01), career of ship on board(p<0.01), rank(p<.01), perceived health status(p<0.01), worry of health(p<0.01), fatigue symptoms(0.01), satisfy of job(p<0.05), rest time(p<0.05) 3) Considering disease unable to work more than 4 hour, the number of those who had oral disease 7.3%> tinea 6.6%> gastric ulcer 6.4, and musculoskeletal disease group were 20.9%, which revealed the highest rate oral disease 13.6%> skin disease> 12.4%, digestive disease> 12.1%. 4) As refer to medical management, The pain above 31days 35.7%, hospitalization and treatment below 7days were each 50.2%, 42.8%, medical service were doctor's office 27.9, which revealed the highest rate.

A Questionnaire Survey on Disease and Medical Management of Seafares' (상선승무원들의 상병 및 의료관리 실태 조사)

  • Kim Jae-Ho;Moon Sung-Bae;Ha Hae-Dong;Yang Won-Jae;Lee Sang-Woo
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2006.06b
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    • pp.19-27
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    • 2006
  • The purpose of this study was to find of morbidity rate and pattern of disease and affect of variables related disease and medical management of seafares' The subjects this study were 1049 seafares' who took education in Korea Institute of Maritime and Fisheries Technology. This questionnaire was focused on finding the basic data for prevention of disease and promotion health for the seafares' The collected data were analyzed by using descriptive statistics, Chi-square, cross tab, linear regression by SPSS 10.1 package. The result of this study are as follow. 1)The morbidity rate within recent 12 months was 69.0%. 2)there were significant differences of occurred disease in age(p<0.05), income(p<0.01), career of ship on board(p<0.01), rank(p<0.01), perceived health status(p<0.01), worry of health(p<0.01), fatigue symptoms(0.01), satisfy of job(p<0.05), rest time(p<0.05) 3) Considering disease unable to work more than 4 hour, the number of those who had oral disease 7.3%> tinea 6.6%> gastric ulcer 6.4, and musculoskeletal disease group were 20.9%, which revealed the highest rate oral disease 13.6%> skin disease> 12.4%, digestive disease> 12.1%. 4) As refer to medical management, The pain above 31days 35.7%, hospitalization and treatment below 7days were each 50.2%, 42.8%, medical service were doctor's office 27.9, which revealed the highest rate.

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Analysis of Frequently Diagnosed Gastrointestinal Disorders and Therapeutic Regimens in the Outpatients (외래환자의 위장관계 다빈도 질환과 처방 분석)

  • Kim, Min Jeong;Choi, Kyung Eob
    • Korean Journal of Clinical Pharmacy
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    • v.7 no.1
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    • pp.22-32
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    • 1997
  • The gastrointestinal disorders (GI disorders) is one of the most common diseases in Korea. The community pharmacists are often faced with the complaints of symptoms due to the GI disorders. However the drugs used to treat the GI disorders are frequently abused by the patients themselves because these drugs are easily available and have high placebo effects. Therefore, we have reviewed the digestive diseases statistics of 1996 to find out the frequencies of the GI disorders in the outpatients of Samsung Medical Center. Using these statistic data, we figured out the frequently diagnosed GI disorders and analysed commonly used prescriptions from February 1st to 28th of 1997. In addition, we also evaluated the commonly used drugs in these prescriptions. About twenty thousands of patients visited the hopital because of their GI symptoms in 1996. It was found that dyspepsia, viral hepatitis, and gastric and duodenal ulcer disease are frequently diagnosed in these patients. In a point of view on other GI disorders, gastritis and duodenitis, irritable bowel syndrome, gastroesophageal reflux disease, constipation and diarrhea were commonly detected. And a number of drugs were prescribed to treat the GI disorders, which included the prokinetics, Histamine-2 receptor antagonists, proton pump inhibitor, antacids, tranquillizers, antidepressants, antispasmodics, laxatives and so on. Interestingly, there were many prescriptions composing of the antibiotic regimens to eradicate H. pylori which has been proven to cause peptic ulcers.

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Altered Gene Expression in Cerulein-Stimulated Pancreatic Acinar Cells: Pathologic Mechanism of Acute Pancreatitis

  • Yu, Ji-Hoon;Lim, Joo-Weon;Kim, Hye-Young
    • The Korean Journal of Physiology and Pharmacology
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    • v.13 no.6
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    • pp.409-416
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    • 2009
  • Acute pancreatitis is a multifactorial disease associated with the premature activation of digestive enzymes. The genes expressed in pancreatic acinar cells determine the severity of the disease. The present study determined the differentially expressed genes in pancreatic acinar cells treated with cerulein as an in vitro model of acute pancreatitis. Pancreatic acinar AR42J cells were stimulated with $10^{-8}$ M cerulein for 4 h, and genes with altered expression were identified using a cDNA microarray for 4,000 rat genes and validated by real-time PCR. These genes showed a 2.5-fold or higher increase with cerulein: lithostatin, guanylate cyclase, myosin light chain kinase 2, cathepsin C, progestin-induced protein, and pancreatic trypsin 2. Stathin 1 and ribosomal protein S13 showed a 2.5-fold or higher decreases in expression. Real-time PCR analysis showed time-dependent alterations of these genes. Using commercially available antibodies specific for guanylate cyclase, myosin light chain kinase 2, and cathepsin C, a time-dependent increase in these proteins were observed by Western blotting. Thus, disturbances in proliferation, differentiation, cytoskeleton arrangement, enzyme activity, and secretion may be underlying mechanisms of acute pancreatitis.

An Investigation of Current Status of the Clinical Practice Guidelines in Korea (국내 임상진료지침의 개발 현황)

  • Chun, Pusoon;Lee, Young Sook
    • Korean Journal of Clinical Pharmacy
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    • v.25 no.3
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    • pp.178-186
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    • 2015
  • Objective: Clinical practice guidelines (CPGs) are systematically developed statements aimed at helping optimal care of the patient in a given clinical circumstance. Because of the increasing evidence that active implementation of CPGs improve health outcomes, there is a growing awareness of the importance of guideline development and dissemination. The objective of this study was to investigate the status of CPG development and availability of the CPGs in Korea. Method: We searched in the Web sites of 180 organizations to identify CPGs which were developed and/or published in Korea until 1 July 2014. The data of titles, published year, publisher, distributer, and accessibility at the internet web of all CPGs were collected and analyzed. Results: A total of 172 CPGs were developed and 80% had been released since 2009. Most (51.2%) were developed for management of 4 diseases: 28 for digestive system disease; 27 for infectious disease; 18 for endocrine and metabolic diseases; and 15 for neoplasms. Of the 172 CPGs, 150 CPGs were publicly available. Among the 150 CPGs, 78.7% (118/150) were developed by only one organization. Conclusion: To ensure the production of high-quality CPGs, it is necessary to collaborate with other relevant professional societies in guideline development process. In addition, stronger efforts on wider dissemination of CPGs must be employed at the country levels to promote implementation of CPGs in clinical settings.

Study on Clinical Diseases of Blood Stasis Pattern (어혈증(瘀血證)의 임상 질환 범위에 대한 고찰)

  • Park, Mi Sun;Kim, Yeong Mok
    • Herbal Formula Science
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    • v.21 no.1
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    • pp.1-15
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    • 2013
  • Objectives : This article is a study on to which categories of modern diseases blood stasis patterns are assigned and the meaning of blood stasis interpreted with perspectives of Korean Medicine and modern medicine. Methods : We reviewed "Neijing", "Shanghanlun", "Yilingaicuo", "Xuezhenglun" and other books and modern clinical papers related with blood stasis. Results : 1. Blood stasis patterns are related with disorders of hemorrheology, hemodynamics, platelet function, microcirculation, microelements and endothelial damage. 2. From the types of syndrome differentiation, diverse diseases classified in type of qi deficiency with blood stasis and type of blood stasis due to qi stagnation are reported, which reflects qi and blood are closely connected. And many diseases are classified in type of kidney deficiency with blood stasis, which has something in common with chronic diseases can achieve effect from treatment considering blood stasis. 3. Diseases related with kidney involve menopausal disorder, mazoplasia, prostatitis, erectile dysfunction, chronic nephritis, renal calculus, osteoporosis and bursitis. Diseases related with heart involve coronary artery disease, arrhythmia and cerebral thrombosis. Diseases related with spleen involve gastritis, colonitis and digestive organ ulcer. Diseases related with liver involve hepatitis, hyperthyroidism and stroke. Diseases related with lung involve neurodermatitis, bronchitis and paranasal sinusitis. Conclusions : Blood stasis pattern which is one of the areas to draw medicine's attention has broad clinical application.

A summary on the recent studies on the nature of deficiency of Pi (비허증(脾虛證)의 본질(本質)에 대(對)한 최근(最近) 연구(硏究) 개황(槪況))

  • Won, Jin-Hee;Mun, Gu
    • The Journal of Internal Korean Medicine
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    • v.13 no.1
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    • pp.135-142
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    • 1992
  • Pi(Spleen, 脾) corresponds to central earth and is called as the basis of acquired essence as it has the function of transforting and transforming the nutrients, keeping the blood circulating, and nourishing the muscle and limbs. Recently many studies to research the nature and deficiency of Pi are actively carried out. Especially functional deficiency of Pi(脾虛證) which occupies 60 to 70% or 88% in miscell aneous disease is divided into deficiency of Qi(脾氣虛), Yang(脾陽許), and Yin(脾陰虛), and tought to be positive when three or more such symptoms as anorexia, abdominal distension, loose bowels, pale face and weakness are present. Investigating the resent studies on the nature of the deficiency of Pi shows that Pi has the function of digestive system and also should be considered as functional unit of mult system related immune, metabolic, hematic, muscular, rnddocrine and nervus system. Various experiments as ptyaline activity test and xylose absorption test are used as an indication to deficiency of Pi and would be helpful to understand its nature. As deficiency of Pi appears in many disease and has various manifestations, further studies to diagnose the symptom of Pi using various experiments and oriental medical diagnostic method should be ensued.

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The investigation into the cause of epilepsy between east and west medicine (간질(癎疾)의 원인(原因)에 대한 동서의학적(東西醫學的) 고찰(考察))

  • Park, Ji-Eun;Kwon, Jung-Nam;Kim, Young-Geun
    • The Journal of Internal Korean Medicine
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    • v.20 no.1
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    • pp.33-47
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    • 1999
  • Through a literal study upon the cause of epilepsy between east and west medicine, next conclusion have been abtained. 1. The cause epilepsy in the east medicine, congenital embryo disease is due to insufficiency of heart(心虛) or deficiency of heart energy(心氣虛), secondary cause is wind -evil(風), frightness(驚), phlegm(痰), fire(火) 2. The cause epilepsy in the west medicine is divided congenital disease and secondary cause, one is excessive discharge of electricity of the brain have on a central nerve, a digestive organ, a respiratory organ, hamatogenous functions, the other is hereditary it and pathological it. 3. The epilepsy is concerned about the abnormality in five viscera, liver, spleen, heart. 4. In comparison east and west medicine of epilepsy is native factor, or innate primary cause is added to outer cause of wind-evil(風), cold-evil(寒), summer-heat(署), wetness(濕), and inner cause of frightness-terror(驚-恐), seven modes of emotions(七情) and the epilepsy is occurred phlegm(痰), fire(火). It similar that the epilepsy is occurred to structural and functional obstacle in western hereditary and primary cause.

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Clinical Case of the Phlegm-retention Type Patient with Urticaria, Headache-Vertigo Symptoms (두드러기와 두통-현훈(頭痛-眩暈)을 주소(主訴)로 하는 담음형(痰飮型) 환자의 치험례)

  • Choi, Byun-Tak;Kim, Hyung-Jun
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.22 no.1
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    • pp.252-255
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    • 2008
  • Phlegm-retention disease, which is called dameum(痰飮), is a kind of a pathologic secretion products, accumulated excessive water in a special part of a body. Urticaria is a common dermatopathy, coming under “eun-jin(隱疹)” in Korean herbal medicine. Headache and vertigo is a very common diseases in life. There are so many causes which induce uticaria, headache and vertigo. We experienced 31-year old woman case suffering from chronic urticaria, headache, vertigo with digestive disorder, nausea. We diagnosed those symptoms as dameum(痰飮). So we administered Jeongjeongamiyijintang-gamibang(正傳加味二陳湯加味方) to the urticaria, and Banhabaekchulcheonma-tang (半夏白朮天麻湯) to the headache, vertigo. They are both famous herbal medicines for treating dameum-related symptoms, because both of them contains Yijin-tang(二陳湯) which is the main Herbal medicine for dameum(痰飮). We suggest that dameun-related urticaria, headache, vertigo can be treated by preceding medicines.