• Title/Summary/Keyword: ${gamma}-glutamyl$ transpeptidase

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Prostate Biomarkers with Reference to Body Mass Index and Duration of Prostate Cancer

  • Poudel, Bibek;Mittal, Ankush;Shrestha, Rojeet;Nepal, Ashwini Kumar;Shukla, Pramod Shanker
    • Asian Pacific Journal of Cancer Prevention
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    • v.13 no.5
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    • pp.2149-2152
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    • 2012
  • Objective: This study was performed to assess prostate biomarkers with reference to body mass index and duration of prostate cancer. Materials and Methods: A hospital based retrospective study was undertaken using data retrieved from the register maintained in the Department of Biochemistry of Manipal Teaching Hospital, Pokhara, Nepal between $1^{st}$ January, 2009 and $28^{th}$ February, 2012. Biomarkers studied were prostate specific antigen (PSA), acid phosphatase (ACP) and prostatic acid phosphatase (PAP), alkaline phosphatase (ALP) and gamma glutamyl transpeptidase (${\gamma}GT$). Demographic data including age, duration of disease, body weight, height and body mass index (BMI) were also collected. Duration of disease was categorized into three groups: <1 year, 1-2years and >2 years. Similarly, BMI ($kg/m^2$) was categorized into three groups: <23 $kg/m^2$, 23-25 $kg/m^2$ and >25 $kg/m^2$. Descriptive statistics and testing of hypothesis were used for the analysis using EPI INFO and SPSS 16 software. Results: Out of 57 prostate cancers, serum level of PSA, ACP and PAP were increased above the cut-off point in 50 (87.5%), 30 (52.63%) and 40 (70.18%) respectively. Serum levels of PSA, ACP and PAP significantly declined with the duration of disease after diagnosis. We observed significant and inverse relation between PSA and BMI. Similar non-signficiant tendencies were apparent for ACP and PAP. Conclusions: Decreasing levels of prostate biomarkers were found with the duration of prostate cancer and with increased BMI. Out of prostate biomarkers, PSA was found to be significantly decreased with the duration of disease and BMI.

The Dietary Intake and Nutritional Status of Fatty Liver Patients (지방간 환자의 식품섭취 및 영양상태에 관한 조사-남성을 중심으로-)

  • 이석화;기춘석;장유경
    • Korean Journal of Community Nutrition
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    • v.3 no.4
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    • pp.622-629
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    • 1998
  • This study was performed to investigate the effect of dietary intakes and nutritional status for fatty liver male patients with fatty livers. General characteristics, nutritional knowledge, and dietary intakes were obtained from fatty liver male patients aged 20-60yr living in Seoul and Kyunggi province by individual interview and blood samples. The Results were as follows : the mean age of the subjects was 39yrs. Old and over half the subjects were overweight. Although nutritional knowledge, recognition, and accuracy scores were good, these did not affect the subject's health. The average alcohol intake of subjects was 79.8g/day and the drinking duration was 5-40yrs(average : 17yrs). The subjects drank alcohol over 4tiles/week and preferred Soju. Most side dishes taken with alcohol drinking by the subjects were foods from animal sources. Half of the subjects also drank alcohol the next day for breakfast as a hangover-chaser. The reasons for drinking were due to social relationships and by habit. Vitamin D and folate were lower than the RDA for Koreans, and other nutrient amounts were higher than the RDA. The amounts of aspartate amino-transferase(AST), Alanine amino-transferase(ALT), ${\gamma}$-glutamyl transpeptidase(${\gamma}$-GTP), Triglyceride(TG) for the subjects were higher. In conclusion, fatty liver patients drank excessively and frequently. It seems that heavy alcohol drinking is more prone to overweight or obese people and contributes to fatty livers. Therefore, the subjects need to be taken effectively educated about alcohol-induced liver damage and the importance of a balanced diet for on healthy liver.

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Effect of the root extract of Pueraria thunbergiana Bentham on high fat/high sucrose diet and single low-dose streptozotocin-induced diabetic mice (갈근이 고지방·고탄수화물식이와 저용량 streptozotocin-유도 당뇨병 마우스에 미치는 효능 연구)

  • Oh, Tae Woo;Park, Yong-Ki
    • The Korea Journal of Herbology
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    • v.29 no.5
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    • pp.75-81
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    • 2014
  • Objectives : This study was performed to investigate the effect of root extract of Pueraria thunbergiana Bentham (Puerariae Radix, PR) in diabetic mice as similar as emaciation-thirst disease in Oriental medicine. Methods : C57BL/6 mice were fed high fat (HF) and high sucrose (HS) for 8 weeks, and then administrated with 90 mg/kg body weight (bw) of streptozotocin (STZ) for induction of diabetes which is similar to the middle emaciation stage. After 5 days, blood glucose levels were measured, and selected the mice with ranges above $250mg/d{\ell}$. PR water extract was administrated orally once a day for 4 weeks with high fat and high sucrose. The levels of glucose, insulin, total cholesterol, triglyceride, ${\gamma}glutamyl$ transpeptidase (${\gamma}GTP$), glutamic oxaloacetic transaminase (GOT) and glutamate pyruvate transaminase (GPT) were analysed in the serum. Also, observed their histological changes by hematoxylin and eosin (H&E) of different organs, lung, heart, pancreas, stomach, liver, and kidney. Results : PR extract significantly decreased the levels of serum glucose and insulin in diabetic mice. PR extract significantly increased the levels of triglyceride, total cholesterol, GOT and GPT in diabetic mice. In H&E stain, PR extract inhibited the histopathological changes of lung (as a channel of the upper emaciation stage in the channel-tropism theory), pancreas (as a channel of the middle emaciation stage) and kidney (as a channel of the lower emaciation stage) in diabetic damage. Conclusions : PR extract has an anti-diabetic effect in HF/HS and low-dose STZ-induced diabetic mice. This result suggests that PR follows the channel-tropism theory in the emaciation-thirst disease through the protection of lung, pancreas and kidney.

Liver function in Clonorchis sinensis-infected rabbits (간흡충을 감염시킨 토끼의 간기능 검사)

  • 홍성종;우호춘
    • Parasites, Hosts and Diseases
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    • v.32 no.3
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    • pp.177-184
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    • 1994
  • Nine rabbits were fed with Clonorchis sinenis metacercariae (MC) and the blood samples chronologically obtained were analyzed biochemically. Rabbits Infected by less than 100 flukes were grouped into Group I, and by 100-250 flukes into Group II. The serum level of alanine amlnotransferase (ALT) was increased from 3 weeks after the Infection of the metacercariae (AIM) and showed a peak at 8 weeks, and decreased from 12 weeks ASM. The serum level of aspartate aminotransferase (AST) was raised to $92.3{\;}{\pm}{\;}65.4{\;}U/L$ at 3 weeks AIM and stayed high until 8 weeks, then lowered thereafter. The serum level of ${\gamma}-glutamyl$ transpeptidase (${\gamma}-GT$) was increased rapidly to the highest value ($18.9{\;}{\pm}{\;}14.6{\;}U/L$) at 16 weeks ASM, and decreased to the control level after 20 weeks. The serum level of alkaline phosphatase (ALP) was headed down from the early infection to 52 weeks AIM. The serum cholesterol level was increased from 8 weeks and reached at a peak 16 weeks AIM, and decreased thereafter to the control level. It is suggested that serum ALT, AST, ALP and ${\gamma}-GT$ tests be useful to diagnose the early infEction of C. sinensis.

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A STUDY ON SPECIFIC ACTIVITIES OF ENZYMES IN 7, 12-DIMETHYLBENZ(A)ANTHRACENE(DMBA)-INDUCED RAT SUBMAXILLARY GLAND CARCINOGENESIS (백서의 7, 12-Dimethylbenz(a)anthracene 유도 악하선 종양발암과정에서의 효소 특이활성도에 대한 연구)

  • Shim, Hyun-Goo
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.12 no.1
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    • pp.27-40
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    • 1990
  • In recent years, tissue antigens and enzymes that will serve as phenotypic markers for malignant cells are becoming increasingly important as diagnostic aids. This study was undertaken to investigate the specific activities of these enzymes in DMBA-induced rat submaxillary gland carcinogenesis. One hundred and twenty Sprague-Dawley rats about 100 gms of body weight were used. In experimental group, DMBA pellet (5mg) was implanted into right submaxillary gland and sham operation was performed into left gland to serve as control. The animals were sacrificed every three weeks up to 15 weeks. Submaxillary glands were excised on both sides and enzyme assays for ${\gamma}-glutamyl$ transpeptidase (GGT), 5'-Nucleotidase, Ornithine decarboxylase(ODC) and Acetyl-Co A carboxylase were carried out biochemically. The obtained results were as follows ; 1. In control group, there was no significant weight change of submaxillary gland, while experimental group, weight was increased remarkably about 7-fold at 15th week since DMBA implantation. 2. In control group, there was no change in specific activities of enzymes during the experimental period. 3. GGT activity was rapidly increased reaching a peak of 1.766${\pm}$0.082units/mg of DNA, 8-fold greater than that of onset. 4. 5'-Nucleotidase activity was increased reaching a peak of $362.1{\pm}53.2{\mu}moles/mg$ of DNA at 9th week. 5. ODC activity was rapidly increased, reaching a peak of 26.2${\pm}$4.8nmoles/mg of DNA at 9th week and quickly returned to that of control at 15th week. 6. Acetyl-Co A carboxylase activity was rapidly increased earlier than other enzymes, reaching a peak of 0.178${\pm}$0.013units/mg of DNA at 6th week and quickly declined to the control level at 15th week.

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Effects of the Administration of 5-aryl-2,3-dihydroimidazol [2,1-a] isoquinolines (SDZ-62434) on Kidney

  • Yi, E.Y.;Ma, Y.;Choi, W.J.;Park, J.S.;Cheon, S.H.;Lim, D.K.
    • Proceedings of the Korean Society of Applied Pharmacology
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    • 1996.04a
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    • pp.213-213
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    • 1996
  • The effects of the anti-tumor agent, SDZ-y2434, on rat kidney were investigated to predict the toxicities of its derivatives and to develope less toxic derivatives. After adjusted in metabolic cages for 5 days, rats were treated SDZ-62434(acute : 25mg/kg, i.p, once and 50mg/kg, i.p., once; subacute ; 10mg/kg, i.p., daily for 7 days). Kidney weights and urine volume during the treatment were observed. Creatinine concentration, protein concentration and the activities of N-acetyl-${\beta}$-D-glucosaminidase (NAG), alanine aminopeptidase (AAP), ${\gamma}$-glutamyl transpeptidase (GGT) and lactate dehydrogenase(LDH) in 24 hr urine were also determined. The kidney weights after the acute and subacute administration didn't show any difference. Urine volume increased 5 days after the acute administration (50mg/kg) and 3 days after the subacute administration. The excretion of creatinine was increased 5 days after the acute (50mg/kg) and subacute administration. However, the protein excretion didn't show any change. NAG acivity declined 7 days after the subacute administration. AAP and GGT activites increased 3 days after the acute administration (50mg/kg) but, returned to the control value. LDH activity showed continuousely high value after the subacute administration. These results indicates that the acute administration of SDZ-62434 might damage on glomerulus and that the subacute administration might be cytotoxic to kidney cells.

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Successful Treatment with Rituximab and Immunoadsorption for an Auto-Antibody Induced Bile Salt Export Pump Deficiency in a Liver Transplanted Patient

  • Quintero, Jesus;Juamperez, Javier;Gonzales, Emmanuel;Julio, Ecaterina;Mercadal-Hally, Maria;Collado-Hilly, Mauricette;Marin-Sanchez, Ana;Charco, Ramon
    • Pediatric Gastroenterology, Hepatology & Nutrition
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    • v.23 no.2
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    • pp.174-179
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    • 2020
  • We present an 8 years old girl who was diagnosed at 6 months of age of Progressive Familial Intrahepatic Cholestasis type 2. Although liver transplantation (LT) was classically considered curative for these patients, cholestasis recurrence with normal gamma-glutamyl transpeptidase (GGT), mediated by anti-bile salt export pump (BSEP) antibodies after LT (auto-antibody Induced BSEP Deficiency, AIBD) has been recently reported. Our patient underwent LT at 14 months. During her evolution, patient presented three episodes of acute rejection. Seven years after the LT, the patient presented pruritus with cholestasis and elevation of liver enzymes with persistent normal GGT. Liver biopsy showed intrahepatic cholestasis and giant-cell transformation with very low BSEP activity. Auto-antibodies against BSEP were detected therefore an AIBD was diagnosed. She was treated with Rituximab and immunoadsorption with resolution of the AIBD. As a complication of the treatment she developed a pneumocystis infection successfully treated with corticoids, cotrimoxazol and anidulafungin.

Significance of Urease Distribution across Helicobacter pylori Membrane

  • Gang, Jin-Gu;Yun, Soon-Kyu;Choi, Kyung-Min;Lim, Wang-Jin;Park, Jeong-Kyu;Hwang, Se-Young
    • Journal of Microbiology and Biotechnology
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    • v.11 no.2
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    • pp.317-325
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    • 2001
  • For heuristic purposes, the relative ratio of urease contents inside and outside cells was surveyed using nine ureB+ strains of Helicobacter pylori. the ratio of the enzyme specific activity appeared to vary greatly between the various H. pylori strains, ranging from 0.5 to 2.5. Besides the above compartment, urease was also richly found in the membrane fraction, especially in either peripheral or integral form. The urease distribution across the H. pylori membrane was significantly influenced by the ambient pH; the specific activity of external urease was highest at pH 5.5 with a narrow plateau, whereas the internal specific activity was highest within a pH range of 4.5 to 6.5 with a broad plateau. These finding strongly suggest that H. pylori urease is secretory and responded to the external pH. However, at pH 4.0 or below, no urease activity was detected in either the internal or external compartment, although an increase in the color development with 2,4,6-trinitrobenzene sulfonate (TNBS) was observed. Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) demonstrated that these phenomena may be related to a specific proteolysis in certain proteins, including urease or ${\gamma}$-glutamyl transpeptidase. Interestingly, the effect of ammonium ions n alleviating the enzyme inactivation inside the H. pylori cells was remarkably similar to that of D-glucose. In addition, it would appear that the cation acted as a surrogate of not only $Na^+$ but also $K^+$ thereby increasing the H. pylori P-type ATPase activity. This is of great interest, as it implies that the urease action in H. pylori is indispensible at any locus.

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Study of Efficacy and Safety of Ginseng Seed Oil in Heathy Subjects Who Have Mild Liver Dysfunction : A Randomized, Double Blinded, Placebo-Controlled Study (경증의 간 기능 이상 소견을 보이는 건강한 성인에 대한 인삼종자오일의 유효성 및 안전성 연구 : 무작위배정, 이중눈가림, 위약대조 연구)

  • Kim, Young-Ji;Kwon, Jung-Yeon;Go, Ho-Yeon;Lee, Dong-Nyung;Ko, Sung-Kwon;Kong, Kyung-Hwan
    • The Journal of Korean Medicine
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    • v.39 no.2
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    • pp.36-55
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    • 2018
  • Objectives: The purpose of this study was to investigate the effectiveness and safety of ginseng seed oil in healthy subjects who have mild liver dysfunction. Methods: A randomized, double blinded, placebo-controlled trial was conducted. A total of 167 subjects visited Semyung University Hospital from July 1st, 2016 to June 10th 2017. Except for the 103 excluded subjects, 64 subjects were randomized into one of the two groups: an treatment group(n=33) and control group(n=31). Subjects were randomly given either ginseng oil seed capsules or indistinguishable placebo capsules(2 capsules per dose, twice per day). Laboratory tests(aspartate aminotransferase, alanine aminotransferase, gamma glutamyl transpeptidase, triglyceride, total cholesterol, high density lipoprotein-cholesterol, low density lipoprotein-cholesterol) were performed to evaluate the effectiveness after 6, 12 weeks of treatment. Vital sign, laboratory test were performed to assess safety at every visit. Results: There were no significant differences in efficacy between treatment group and control group. There were some adverse events with no significant difference in symptoms and frequency between treatment group and control group. Conclusions: Although the efficacy of ginseng seed oil was not proved, ginseng seed oil did not worsen liver function and proved its safety. More study of ginseng seed oil and clinical trials are necessary to increase the usefulness of above-ground parts of ginseng.

Antifibrotic Activity of LCC, a Cerebroside of Lycium chinense Fruit, in Bile Duct-Ligated Rats

  • Kim, Sun-Yeou;Kim, Hong-Pyo;Yang, Hye-Kyung;Lee, Mi-Na;Ryu, Hyo-Jeong;Jang, Young-Pyo;Sung, Sang-Hyun;Kim, Young-Choong
    • Natural Product Sciences
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    • v.15 no.2
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    • pp.101-105
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    • 2009
  • We previously reported that a novel cerebroside, LCC, isolated from the fruits of Lycium chinense (Solanaceae), significantly exerted hepatoprotective activity against both the carbon tetrachloride-induced and galactosamine-induced toxicities in primary cultures of rat hepatocytes. In the present study, we further attempted to determine the effect of LCC on hepatic fibrosis in animal model. Hepatic fibrosis was induced in rats by bile duct ligation/scission (BDL) for a period of 5 weeks. Treatment of BDL rats with LCC significantly reduced collagen deposition and the activities of serum alkaline phosphatase and ${\gamma}$-glutamyl transpeptidase. In addition, the LCC treatment of BDL rats significantly preserved the decreased hepatic glutathione as well as the activities of glutathione reductase and catalase in BDL rats. From the results, it can be speculated that LCC might exert antifibrotic activity in rats with BDL, in part, through the preservation of antioxidant enzymes and hepatic glutathione.