The significance of serum troponin T in patients with kidney disease: a review of the literature.

abstract：:An investigation into the use of bilirubin oxidase to measure the apparent concentration of unbound bilirubin in solutions of bilirubin or bilirubin/human serum albumin demonstrated (1) near linearity of oxidation rate with bilirubin concentration up to 16 mumol/L, (2) linearity with respect to enzyme concentration up...

journal_title：Annals of clinical biochemistry

authors： Goldfinch ME,Maguire GA

更新日期：1988-01-01 00:00:00

abstract：:Rabbit uterus contains type I and II oestrogen binding sites in the cytosol, and nuclear fractions. Oestrogen-stimulated increase in uterine weight was inhibited by concurrent treatment with progesterone or danazol. Oestrogen-induced type I binding sites were decreased by progesterone and to a lesser extent by danazol...

journal_title：Annals of clinical biochemistry

authors： Tamaya T,Wada K,Mori H,Imai A

更新日期：1991-05-01 00:00:00

abstract：:The presence of antibodies in some patients' serum has long been known to be a potential source of interference in immunoassays, as shown by numerous case reports. These often appear after the introduction of a new analyte (e.g. troponin) and then decrease in number as the topic becomes exhausted. This highlights the ...

journal_title：Annals of clinical biochemistry

authors： Ismail AA,Walker PL,Cawood ML,Barth JH

更新日期：2002-07-01 00:00:00

abstract：:Measurement of urine-free (unconjugated) cortisol (UFC) excretion is widely used in the investigation of hypercortisolaemia. We have measured 24 h UFC excretion in normal healthy individuals using a radioimmunoassay (RIA) method claimed to be suitable for unextracted urine. Significantly higher rates of excretion were...

journal_title：Annals of clinical biochemistry

authors： Lamb EJ,Noonan KA,Burrin JM

更新日期：1994-09-01 00:00:00

abstract：:Quadriceps muscle specimens from autopsy of 28 neonates (gestational age 25-42 weeks) were investigated to determine pyruvate and malate oxidation rates and several enzymes of the mitochondrial oxidative process. In general, the levels of all mitochondrial parameters measured, including carnitine levels, were lower in...

journal_title：Annals of clinical biochemistry

authors： Sperl W,Sengers RC,Trijbels JM,Ruitenbeek W,Doesburg WH,Smeitink JA,Kollée LA,Boon JM

更新日期：1992-11-01 00:00:00

abstract：:During incubation with rabbit blood in vitro rabbit-muscle lactate dehydrogenase-5 was inactivated at a rate similar to that observed in vivo. By contrast plasma and plasma containing erythrocytes had no effect on the enzyme activity, but plasma containing leucocytes inactivated the enzyme at the same rate as whole bl...

journal_title：Annals of clinical biochemistry

authors： Qureshi AR,Wilkinson JH

更新日期：1977-01-01 00:00:00

abstract：BACKGROUND:The worldwide epidemic of obesity is a major public health concern and is persuasively linked to the rising prevalence of diabetes and cardiovascular disease. Obesity is often associated with an abnormal lipoprotein profile, which may be partly negated by pioglitazone intervention, as this can influence the ...

journal_title：Annals of clinical biochemistry

authors： McEneny J,McPherson PA,McGinty A,Hull SS,McCance DR,Young IS

更新日期：2013-01-01 00:00:00

abstract：:The effect of acetate and bicarbonate haemodialysis (HD) on the concentrations of erythrocyte, whole-blood and plasma total carnitine (TC), free carnitine (FC), short- (SC) and long-chain acylcarnitine (LC) and acylcarnitine (AC) as well as the ratio of AC to FC was investigated in 30 healthy subjects (15 men and 15 w...

journal_title：Annals of clinical biochemistry

authors： Alhomida AS

更新日期：1999-01-01 00:00:00

abstract：BACKGROUND:Apolipoprotein concentrations in reflex tears from healthy and noninsulin-dependent diabetes mellitus (NIDDM) subjects were measured and correlated with the stage of diabetic retinopathy. METHODS AND RESULTS:The apolipoprotein A-I (apo A-I) concentrations in the tears from NIDDM patients with retinopathy we...

journal_title：Annals of clinical biochemistry

authors： Kawai S,Nakajima T,Hokari S,Komoda T,Kawai K

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND:As lifespan in HIV infection increases, cardiovascular disease has emerged as a cause of morbidity and mortality. Asymmetric dimethylarginine is an established marker of endothelial dysfunction and predicts cardiovascular events. The role of asymmetric dimethylarginine in HIV-related cardiovascular disease h...

journal_title：Annals of clinical biochemistry

authors： Hudson CL,Zemlin AE,Ipp H

更新日期：2014-09-01 00:00:00

abstract：:We developed a new simple assay for potassium ion in serum using urea amidolyase (UAL) from yeast sp. The method is based on activation of the enzyme by potassium ion. We eliminated endogenous ammonium ion by use of glutamate dehydrogenase (GLDH), and then monitored the production of ammonium ion by UAL, urea, ATP, bi...

journal_title：Annals of clinical biochemistry

authors： Kimura S,Iyama S,Yamaguchi Y,Hayashi S,Fushimi R,Amino N

更新日期：1997-07-01 00:00:00

abstract：:The magnitude of the inflammatory response to surgery depends on the degree of injury during surgical procedures. Laparoscopic techniques are generally associated with less postoperative pain and shorter hospital stay compared with open procedures, presumably due to less tissue injury and reduced inflammatory response...

journal_title：Annals of clinical biochemistry

authors： Labib M,Palfrey S,Paniagua E,Callender R

更新日期：1997-09-01 00:00:00

abstract：:It is crucially important to detect subarachnoid haemorrhage (SAH) in all patients in whom it has occurred to select patients for angiography and preventative surgery. A computerized tomography (CT) scan is positive in up to 98% of patients with SAH presenting within 12 h, but is positive in only 50% of those presenti...

journal_title：Annals of clinical biochemistry

authors： Cruickshank A,Auld P,Beetham R,Burrows G,Egner W,Holbrook I,Keir G,Lewis E,Patel D,Watson I,White P,UK NEQAS Specialist Advisory Group for External Quality Assurance of CSF Proteins and Biochemistry.

更新日期：2008-05-01 00:00:00

abstract：BACKGROUND:To investigate the reasons why general practitioners (GPs) request rheumatoid factor (RF) assays, we studied 200 consecutive requests for RF from general practice in 1995. METHOD:By means of an audit questionnaire, we studied 100 negative, 50 positive and 50 borderline RF results and compared these with the...

journal_title：Annals of clinical biochemistry

authors： Sinclair D,Hull RG

更新日期：2003-03-01 00:00:00

abstract：:Wernicke's encephalopathy is caused by thiamine deficiency and has a range of presenting features, including gait disturbance, altered cognitive state, nystagmus and other eye movement disorders. In the past, Wernicke's encephalopathy was described almost exclusively in the alcohol-dependent population. However, in cu...

journal_title：Annals of clinical biochemistry

authors： Kohnke S,Meek CL

更新日期：2021-01-01 00:00:00

abstract：:γ-glutamyltransferase plays a key role in the synthesis and metabolism of extracellular glutathione, a major antioxidant in several defence mechanisms in the body. γ-glutamyltransferase is affected by environmental and genetic factors, and is raised when there is depletion of glutathione. Hence, it is a marker of oxid...

journal_title：Annals of clinical biochemistry

authors： Bulusu S,Sharma M

更新日期：2016-05-01 00:00:00

abstract：:Most thyroid-stimulating hormone (TSH) assays now have the sensitivity required by thyroid guidelines and allow the reliable identification of patients with both overt and subclinical hyperthyroidism. Clinical guidelines usually quote decision limits for TSH, but often ignore the issue of whether variability in bias b...

journal_title：Annals of clinical biochemistry

authors： Beckett G,MacKenzie F

更新日期：2007-05-01 00:00:00

abstract：:This study was undertaken to investigate the extent of the reported discrepancy between serum and plasma albumin concentrations measured by the bromocresol purple (BCP) method. We have shown that plasma albumin concentrations are falsely increased by turbidity due to the precipitation of fibrinogen when plasma is dilu...

journal_title：Annals of clinical biochemistry

authors： Hill PG,Wells TN

更新日期：1983-09-01 00:00:00

abstract：:The measurement of carbamylated haemoglobin is a useful indicator of uraemic state during the preceding few weeks in patients with renal failure. In diabetic uraemic patients with hyperglycaemia, glycation of haemoglobin may interfere with its carbamylation, as both reactions involve the free amino groups of the prote...

journal_title：Annals of clinical biochemistry

authors： Hammouda AM,Mady GE

更新日期：2001-03-01 00:00:00

abstract：BACKGROUND:The pneumatic tube system (PTS) has been implicated in inducing haemolysis. It is not known whether certain sample types are more susceptible to haemolysis than others. We assessed the level of haemolysis in commonly used sample types in the clinical biochemistry department when transported through the PTS. ...

journal_title：Annals of clinical biochemistry

authors： Sodi R,Darn SM,Stott A

更新日期：2004-05-01 00:00:00

abstract：:The most widely used methods for the assay of total bilirubin in serum are based on a coupling reaction with various diazo dyes in the presence of an accelerating agent. The 'direct' reaction, without accelerator, gives a good estimate of the conjugated and protein bound (delta) species of bilirubin only if carefully ...

journal_title：Annals of clinical biochemistry

authors： Westwood A

更新日期：1991-03-01 00:00:00

abstract：:Erythrocyte and fasting plasma magnesium were assayed by a dyebinding colorimetric method using the metallochromic dye, Calmagite, in 51 diabetic Nigerians and 25 controls. Erythrocyte magnesium concentrations were similar in the diabetics and the controls. Fasting plasma magnesium concentrations were significantly lo...

journal_title：Annals of clinical biochemistry

authors： Olukoga AO,Erasmus RT,Adewoye HO

更新日期：1989-01-01 00:00:00

abstract：:The mechanisms of hypercalcaemia were assessed in 20 hypercalcaemic patients with breast cancer. Abnormalities suggestive of a PTH-related peptide (PTHrP) mechanism were observed in up to 60% of cases; urinary cyclic adenosine monophosphate (UcAMP) was elevated in nine patients (45%), renal tubular reabsorption of cal...

journal_title：Annals of clinical biochemistry

authors： Gallacher SJ,Fraser WD,Patel U,Logue FC,Soukop M,Boyle IT,Ralston SH

更新日期：1990-11-01 00:00:00

abstract：:We evaluated a novel assay for the measurement of 1,25 dihydroxyvitamin D (1,25 (OH)2D). Immunoextraction of 1,25(OH)2D is performed using a mini column containing a solid-phase monoclonal antibody followed by radioimmunoassay (RIA) using an 125I-labelled 1,25(OH)2D derivative tracer and Sac-cell separation. The mean ...

journal_title：Annals of clinical biochemistry

authors： Fraser WD,Durham BH,Berry JL,Mawer EB

更新日期：1997-11-01 00:00:00

abstract：:The purpose of this study was to assess retrospectively the prevalence of severe hyponatraemia in a hospital population and its laboratory investigation, treatment and clinical outcome. Over a 6-month period 47 patients (27 women and 20 men) were found to have a plasma sodium concentration of < or = 120 mmol/L (this n...

journal_title：Annals of clinical biochemistry

authors： Crook MA,Velauthar U,Moran L,Griffiths W

更新日期：1999-03-01 00:00:00

abstract：:The ischaemic lactate-ammonia test is widely used for investigating patients with muscle pain and fatigue. It involves measuring plasma lactate and ammonia produced as a result of forearm exercise under ischaemic conditions in a fasted subject. Its clinical use is to screen patients with muscle complaints for disorder...

journal_title：Annals of clinical biochemistry

authors： Livingstone C,Chinnery PF,Turnbull DM

更新日期：2001-07-01 00:00:00

abstract：BACKGROUND:Analysis of copper and zinc in serum is commonly performed using atomic absorption spectrometry (AAS); however, these methods are often not readily available in smaller laboratories. Randox colorimetric assays for copper and zinc in serum were evaluated on the Thermo Electron Data Pro analyser against flame ...

journal_title：Annals of clinical biochemistry

authors： Beckett JM,Hartley TF,Ball MJ

更新日期：2009-07-01 00:00:00

abstract：:We investigated the contributions made by the entero-insular axis, proinsulin and the fractional hepatic extraction of insulin to the hyperinsulinaemia characteristic of polycystic ovarian syndrome (PCOS). We measured plasma glucose, gastric inhibitory polypeptide (GIP), glucagon-like peptide-1 (7-36 amide) (GLP-1(7-3...

journal_title：Annals of clinical biochemistry

authors： Gama R,Norris F,Wright J,Morgan L,Hampton S,Watkins S,Marks V

更新日期：1996-05-01 00:00:00

abstract：:Addison's disease is a relatively common disorder to endocrinologists, but is rare and potentially fatal when presenting acutely. Treatment now involves replacement of glucocorticoids and mineralocorticoids with synthetic compounds, although historically patients took common salt and plant-based preparations. We descr...

journal_title：Annals of clinical biochemistry

authors： Cooper H,Bhattacharya B,Verma V,McCulloch AJ,Smellie WS,Heald AH

更新日期：2007-07-01 00:00:00

abstract：:Haptoglobin is an acute-phase protein with three major phenotypes: Hp 1-1, Hp 2-1 and Hp 2-2. Studies have shown that functional differences between these phenotypes have important consequences in a number of pathological disorders (e.g. cardiovascular disease, autoimmune disorders, infectious disease), making phenoty...

journal_title：Annals of clinical biochemistry

authors： Wassell J,Keevil B

更新日期：1999-09-01 00:00:00