• Title/Summary/Keyword: Cause of Diabetes

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High-Throughput Screening for Novel Inhibitors of Protein-Tyrosine Phosphatase-1B

  • Lee, In-Ki;Son, Mi-Won;Jung, Mi-Young;Shin, Chang-Yell;Kim, Dong-Sung;Kim, Soon-Hoe;Yoo, Moo-Hi;Kim, Won-Bae
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.243.2-244
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    • 2002
  • Protein-tyrosine phosphatases (PTPs) constitute a family of receptor-like and cytoplasmic enzymes. which catalyze the dephosphorylation of phosphotyrosine residues in a variety of receptors and signaling molecules. Thirty subtypes of PTPs have been identified in human genomes. Among PTPs, PTP1 B has been suggested as a negative regulator of insulin signaling. Overexpression of this enzyme has been known as a cause of obesity and type II diabetes, so it is a target for drug discovery. (omitted)

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Clinical Study on a Case of Idiopathic Oculomotor Nerve Palsy Patient (특발성 동안신경마비로 인한 안검하수와 안구운동장애 환자의 치험1례)

  • Lee, Jung-Sup;Shin, Sun-Ho
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.22 no.3
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    • pp.699-702
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    • 2008
  • Oculomotor nerve palsy is a disorder which causes eyeball movement trouble, dipleopia, dizziness and eyelid ptosis. It is caused by aneurysm, mass, truma, intracranial hypertension, diabetes mellitus, infection and so on. But sometimes we can't establish the cause. We report a case of oculomotor nerve palsy associated with spleen energy(脾氣). We treated a patient with herb medicine and acupuncture. This study suggests that oriental medicine theraphy has a good effect on the oculomotor nerve palsy.

Contamination of Shellfish with Vibrio vulnificus the Present Situation and Countermeasures (어패류의 비브리오패혈증 균 오염과 그 대책)

  • 김영만
    • Journal of Food Hygiene and Safety
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    • v.8 no.2
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    • pp.13-21
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    • 1993
  • Vibrio septicemia,, resulting in high mortality, has been caused by Vibrio vulnificus. Ingestion of marine products or contact with sea water contaminated with Vibrio vulnificus can cause septicemia. Vibrio vulnificus has been detected world wide and west sea area of Korea, Kum river estuary in particular, showed high detection rate. Higher detection rate of Vibrio vulnificus were reported in the bottom deposit with low depth of water, low salinity, and high COD. Man with the liver disease can easily come down with Vibrio septicemia and the main source is the sliced raw fish dish. The preventive measure for this disease is to wash raw fish material thoroughly with tap water and handle in sanitary conditions. Washing with sea water is strictly prohibited . It may be necessary to forbid the small-scale businessmen from selling the sliced ray fish dish in the vicinity of seashore. Man with the liver disease of diabetes should not swim or consume the raw fish dish in the contaminated area during summer.

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The ETS Factor, ETV2: a Master Regulator for Vascular Endothelial Cell Development

  • Oh, Se-Yeong;Kim, Ju Young;Park, Changwon
    • Molecules and Cells
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    • v.38 no.12
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    • pp.1029-1036
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    • 2015
  • Appropriate vessel development and its coordinated function is essential for proper embryogenesis and homeostasis in the adult. Defects in vessels cause birth defects and are an important etiology of diseases such as cardiovascular disease, tumor and diabetes retinopathy. The accumulative data indicate that ETV2, an ETS transcription factor, performs a potent and indispensable function in mediating vessel development. This review discusses the recent progress of the study of ETV2 with special focus on its regulatory mechanisms and cell fate determining role in developing mouse embryos as well as somatic cells.

15-DEoxy-$d^{12,14}$ Prostaglandin $J_2$ Rescues Pc12 Cells From Hydrogen Peroxide-induced Apoptosis Through Upregulation Of Heme Oxygenase-1

  • Kim, Ji-Woo;Jang, Jung-Hee;Surh, Young-Joon
    • Proceedings of the PSK Conference
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    • 2003.10b
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    • pp.153.1-153.1
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    • 2003
  • Oxidative stress induced by reactive oxygen intermediates (ROIs) has been implicated in a variety of human diseases including cancer, diabetes, rheumatoid arthritis and neurodegenerative disorders. Hydrogen peroxide ($H_2O_2$), a representative ROI which is produced during the cellular redox process, can cause cell death via apoptosis and/or necrosis depending on its concentrations. l5-Deoxy-$D^{12, 14}$ prostaglandin $J_2$ (15d-$PGJ_2$), a dehydration product of prostaglandin $D_2$, has been reportd to possess a number of biological activities such as anti-inflammatory, anticarcinogenic, and antioxidative properties. (omitted)

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The Effects of Protein and Supplements on Sarcopenia in Human Clinical Studies: How Older Adults Should Consume Protein and Supplements

  • Young Jin Jang
    • Journal of Microbiology and Biotechnology
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    • v.33 no.2
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    • pp.143-150
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    • 2023
  • Sarcopenia is a condition in which muscle mass, strength, and performance decrease with age. It is associated with chronic diseases such as diabetes, cardiovascular disease, and hypertension, and contributes to an increase in mortality. Because managing sarcopenia is critical for maintaining good health and quality of life for the elderly, the condition has sparked concern among many researchers. To counteract sarcopenia, intake of protein is an important factor, while a lack of either protein or vitamin D is a major cause of sarcopenia. In addition, essential amino acids, leucine, β-hydroxy β-methylbutyrate (HMB), creatine, and citrulline are used as supplements for muscle health and are suggested as alternatives for controlling sarcopenia. There are many studies on such proteins and supplements, but it is necessary to actually organize the types, amounts, and methods by which proteins and supplements should be consumed to inhibit sarcopenia. In this study, the efficacy of proteins and supplements for controlling sarcopenia according to human clinical studies is summarized to provide suggestions about how the elderly may consume proteins, amino acids, and other supplements.

Study of the athletic program and herbal prescriptions for obesity among the Tae-Um constitutions (태음인(太陰人) 비만(肥滿)에 대한 운동 및 태음인(太陰人) 처방(處方) 연구)

  • Song, Jong Kuk
    • Herbal Formula Science
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    • v.29 no.1
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    • pp.9-17
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    • 2021
  • Childhood obesity leads to adult obesity in case of failure of obesity treatment in childhood. It has been reported recently that the various risk factors that cause childhood obesity may lead to diabetes and arteriosclerotic cardiovascular disease in adulthood, thus the treatment of childhood obesity is more important. Sasang Typology advocated by the Korean traditional medical doctor in the late Joseon Dynasty, Je-Ma Lee (李濟馬), separated into four types of human constitution. It is known that Tae-Eum type (太陰人) is likely to be obese compared with other constitutions. This study examined the effects that influence on indicators related obesity and metabolic diseases through conducting aquatic application program at Tae-Eum type children who are severely obese (BMI > 30) during 12 weeks. Moreover, this study investigated the herbal prescriptions for obesity of Tae-Eum type (太陰人).

Hepatoprotective and Anti-diabetic Effects of Pelvetia siliquosa, a Marine Algae, in Rats

  • Lee, Yeon-Sil;Jung, Sang-Hoon;Lee, Sang-Hyun;Choi, Yong-Jo;Shin, Kuk-Hyun
    • Biomolecules & Therapeutics
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    • v.10 no.3
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    • pp.165-169
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    • 2002
  • The effects of various fractions from the whole plant of Pelvetia siliquosa Tseng et Chang (Fucaceae) on the $CCl_4$-induced hepatotoxicity as well as on streptozotocin (STZ)-induced diabetes in rats were investigated. The ether fraction exhibited a potent rat lens aldose reductase (RLAR) inhibition in vitro and showed a significant inhibition of not only serum glucose concentrations but also sorbitol accumulations in the lens, red blood cells and sciatic nerves in the STZ-induced diabetic rats. When administered orally in Sprague-Dawley rats, $H_{2}O$ fraction was found to cause a significant inhibition of the rise in the serum transaminase activities in $CCl_4$-intoxicated rats. These results suggested that this plant might possess constituents with hepatoprotective, anti-diabetic effects and those effects on diabetic complications.

Time Course Changes in Hepatic Fat Accumulation in High Fat Diet-fed C57BL/6 Mice: Comparison Analysis to the Markers of Systemic Insulin Resistance (고지방식이 섭취 마우스에서 간 중성지방 축적의 시간에 따른 변화: 인슐린저항성 지표들과의 상관관계 분석)

  • Bae, Eun Ju
    • YAKHAK HOEJI
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    • v.56 no.6
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    • pp.364-365
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    • 2012
  • Liver is the major organ to regulate the systemic glucose homeostasis and insulin resistance. Excess energy intake leads to triglyceride accumulation in adipose tissue first and subsequent accumulation in liver, resulting in obesity and type 2 diabetes. The representative pathological animal model for obesity associated insulin resistance is a high fat diet (HFD) fed mice model. Given the essential role of liver fat accumulation in developing systemic insulin resistance in obesity, I measured the liver triglyceride contents in HFD fed mice as a function of time. As such, in this report, I show the cause and effect relationship with regard to time during a HFD feeding between a variety of factors that are related to systemic insulin resistance including glucose intolerance, plasma insulin level and inflammatory gene expression in liver and adipose tissue.

A comparative Study of Changing Pattern of Cause of Death Analysis of Korean, Korean in Japan and Japanese (재일한국인의 생활문화의 이질화와 적응과정에 관한 보건학적 연구(제 1보 한국, 재일한국인, 일본의 사인구조분석)

  • 김정근;장창곡;임달오;김무채;이주열
    • Korea journal of population studies
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    • v.15 no.2
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    • pp.15-59
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    • 1992
  • After world war II Japanese life expectancy has been improved remarkably, and reached the highest level in the world around late 1970's. The life expectancy of Korean has also shown tremendous improvement in recent years with about 20 year's gap from the Japanese. The reason of rapid improvement of life expectancy can be explained by changes in the structure of cause of death due to health system, living standard, social welfare, health behavior of individuals and so on. Korean in Japan is placed under different situations from both Korean in Korea and Japanese in these regards, and expected to show different picture of cause of death pattern. The objective of this study is the comparision of changing patterns of cause of death of three population groups, Korean in Japan, Korean in Korea and Japanese, and to investigate the reasons which effect to the structural difference of mortality cause with special emphasis on health ecological aspects. One of the major limitations of the Korean causes of death statistics is the under-registration which ranges about 10% of the total events, and inaccuracy of the exact cause of death. Some 20% of registered deaths were unable to classify by ICD. However, it is concluded that the Korean data are evaluated as sufficient to stand for over-viewing of trends of cause of death pattern. The evaluation is done by comparing data from registration and field survey over the same population sample. Population data of Korean in Japan differ between two sources of data; census and foreigner's registration. Correction is done by life table method under the assumption that age-specific mortality pattern would accord with that of the Japanese. The crude death rate was lowest among Korean in Japan, 5.7 deaths per 1,000 population in 1965. The crude death rates of Korean in Japan and Japanese are increasing recently influenced by age structure while Korean in Korea still shows decreasing tendency. The adjusted death rate is lowest among Japanese, followed by Korean in Japan, and Korean in Korea. The leading causes of death of Korean in Korea until 1960's was infectious diseases including pneumonia and tuberculosis. The causes of death structure changed gradually to accidents, neoplasm, hypertensive disease, cerebro-vascular disease in order. The main difference in cause of death between Korean and Japanese if high rate of liver diseases and diabetes for both Korean in Japan and Korea. A special feature of cause of death among Korean in Korea is remakably high rate of hypertensive disease, which is assumed to be caused by physicians tendency in choosing diagnostic categories. The low ischemic heart disease and high vasculo-cerebral disease are the distinctive characteristic of the three population groups compared to western countries. Specific causes of death were selected for detailed sex, age and ethnic group comparisons based on their high death rates. Cancer is the cause of death which showed most dramatical increase in all three population groups. In Korea 20.1% of all death were caused by cancer in 1990 compared with 10.5% in 1981. Cancer of the liver is the leading cause of cancer death among Korean in Japan for both sexes, followed by cancer of the lung and cancer of the stomach, while that of Korean in Korea is cancer of the stomach, followed by cancer of the liver and cancer of the lung for male. Causes of infant mortality were examined among the three population groups since 1980 on yearly bases. For both Japanese and Korean in Japan, leading cause of death ranks as conditions originating in the perinatal period, congenital anomalies, accidents and other violent causes. Trends since 1980 for these two population groups in the leading cause of infant mortality showed no changes. On the contrary, significant changes in leading cause of death structure in Korea were observed : the ranking of leading cause of death in 1981 were congenital asnomalies, pneumonia bronchitis, infectious disease, heart disease, conditions originating in the perinatal period, accident and other violent causes ; in 1990 the ranking shifted to congenital anomalies, accident, pneumonia bronchities, conditions originating in the perinatal period, infectious disease. The mortality rate by congenital anomalies in Korea continuously grew than any other causes. Larger increase ocurred during the 1990's

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