abstract：:The increasing use of mice in renal and cardiovascular studies has necessitated adapting physiological methods used for rats to mice, which are far smaller in size. We have adapted measurements of continuous renal blood flow, pressure natriuresis and diuresis, and laser-Doppler cortical and medullary flow to 40 g mice...

journal_title：Kidney international

authors： Gross V,Lippoldt A,Luft FC

更新日期：1997-11-01 00:00:00

abstract：:The effect of glycine on hypoxia- and ionomycin-induced increases in calpain activity in rat proximal tubules was determined. Calpain activity was determined both in vitro and in the intact cell using the fluorescent substrate N-succinyl-Leu-Leu-Val-Tyr-7-amido-4-methyl coumarin (N-succinyl-Leu-Leu-Val-Tyr-AMC) and We...

journal_title：Kidney international

authors： Edelstein CL,Ling H,Gengaro PE,Nemenoff RA,Bahr BA,Schrier RW

更新日期：1997-11-01 00:00:00

abstract：:We present a new hypothesis to explain the development of salt-dependent hypertension in humans. We propose that hypertension has two phases: an early phase in which elevations in blood pressure (BP) are mainly episodic and are mediated by a hyperactive sympathetic nervous or renin-angiotensin system, and a second pha...

journal_title：Kidney international

authors： Johnson RJ,Schreiner GF

更新日期：1997-11-01 00:00:00

abstract：:Short-term correction of metabolic acidosis in normal and uremic subjects has been shown to decrease protein degradation, but the long-term effects of better correction of acidosis on nutrition in ESRF are unknown. The aim of this study was to assess the possible benefits, in the nutritional state and morbidity, of im...

journal_title：Kidney international

authors： Stein A,Moorhouse J,Iles-Smith H,Baker F,Johnstone J,James G,Troughton J,Bircher G,Walls J

更新日期：1997-10-01 00:00:00

abstract：:Proliferation of tubular epithelial cells underlies the development of cystic lesions and the subsequent impairment of renal function after renal mass reduction. The effect of HMG CoA reductase inhibitors (HRI) on cell proliferation was investigated in rat renal proximal tubular epithelial cells in primary culture. Tr...

journal_title：Kidney international

authors： Vrtovsnik F,Couette S,Prié D,Lallemand D,Friedlander G

更新日期：1997-10-01 00:00:00

abstract：:Activation of cAMP signaling pathway was shown to inhibit some pathobiologic processes in mesangial cells (MC). We investigated whether adrenomedullin (ADM), a potent agonist of adenylate cyclase, is synthesized in MC and whether it can, via cAMP, suppress the generation of reactive oxygen metabolites (ROM) and prolif...

journal_title：Kidney international

authors： Chini EN,Chini CC,Bolliger C,Jougasaki M,Grande JP,Burnett JC Jr,Dousa TP

更新日期：1997-10-01 00:00:00

abstract：:The safety of dietary protein and phosphorous restriction was evaluated in the Modification of Diet in Renal Disease (MDRD) Study. In Study A, 585 patients with a glomerular filtration rate (GFR) of 25 to 55 ml/min/1.73 m2 were randomly assigned to a usual-protein diet (1.3 g/kg/day) or a low-protein diet (0.58 g/kg/d...

journal_title：Kidney international

authors： Kopple JD,Levey AS,Greene T,Chumlea WC,Gassman JJ,Hollinger DL,Maroni BJ,Merrill D,Scherch LK,Schulman G,Wang SR,Zimmer GS

更新日期：1997-09-01 00:00:00

abstract：:The hypertrophy of renal proximal tubular cells occurs as an adaptive response to a variety of stimuli and may be involved with the progression of renal disease. Angiotensin II acting alone or in combination with other growth factors has been implicated in this process. The aims of this study were to identify the role...

journal_title：Kidney international

authors： Chatterjee PK,Weerackody RP,Mistry SK,Hawksworth GM,McLay JS

更新日期：1997-09-01 00:00:00

abstract：:Tubulointerstitial nephritis antigen (TIN-ag) is an extracellular matrix (ECM) glycoprotein that has been recently isolated and cloned from the rabbit kidney. It is an integral component of the basal lamina, and unlike other basement membrane proteins it is exclusively expressed in the tubular basement membranes (TBMs...

journal_title：Kidney international

authors： Kumar A,Ota K,Wada J,Wallner EI,Charonis AS,Carone FA,Kanwar YS

更新日期：1997-09-01 00:00:00

abstract：:IgA1 proteins from sera of patients with IgA nephropathy (IgAN) are galactosylated to a lesser degree than those from healthy controls. The increased reactivity of intact or de-sialylated serum IgA1 with N-acetylgalactosamine (GalNAc)-specific lectins, Helix aspersa (HAA) and Caragana arborescens (CAA) and de-sialylat...

journal_title：Kidney international

authors： Tomana M,Matousovic K,Julian BA,Radl J,Konecny K,Mestecky J

更新日期：1997-08-01 00:00:00

abstract：:Adaptive increases in renal bicarbonate reabsorption occur in response to acute increases in filtered bicarbonate (FLHCO3). In a previous study, we showed that an increase in FLHCO3 induced by plasma volume expansion increased the Vmax for Na+/H+ exchange activity in renal cortical brush border membrane vesicles (BBMV...

journal_title：Kidney international

authors： Maddox DA,Barnes WD,Gennari FJ

更新日期：1997-08-01 00:00:00

abstract：:Atrial natriuretic peptide (ANP) is known to suppress platelet-derived growth factor (PDGF)-stimulated proliferation of rat cultured vascular smooth muscle cells. The present study examined whether ANP inhibits the PDGF receptor (PDGFR) tyrosine kinase activation, an initial event for PDGF cellular signaling. ANP redu...

journal_title：Kidney international

authors： Awazu M

更新日期：1997-08-01 00:00:00

abstract：:Renal function measurement by clearance methods relies on accurately timed urine collection. In small experimental animals, renal function measurement is usually performed under anesthesia and/or with the application of bladder catheters to ensure accurate urine collection. To avoid both anesthesia and the need for bl...

journal_title：Kidney international

authors： Marcel de Vries PA,Navis G,de Boer E,de Jong PE,de Zeeuw D

更新日期：1997-07-01 00:00:00

abstract：:In rats undergoing renal mass reduction (RMR) oral supplementation with the nitric oxide (NO) precursor L-arginine increases glomerular filtration rate and ameliorates signs of glomerular injury, suggesting that chronic renal failure in the rats is a condition of low NO formation in the kidney. On the contrary, data a...

journal_title：Kidney international

authors： Aiello S,Noris M,Todeschini M,Zappella S,Foglieni C,Benigni A,Corna D,Zoja C,Cavallotti D,Remuzzi G

更新日期：1997-07-01 00:00:00

abstract：:Ambient glucose concentrations alter type 1 angiotensin II receptor (AT1R) expression in renal tissues. The direction of change in AT1R density may depend on the specific cell type and the capacity for that cell type to use glucose as an energy substrate. Given the effects of angiotensin II (Ang II) in proximal tubule...

journal_title：Kidney international

authors： Becker BN,Kondo S,Cheng HF,Harris RC

更新日期：1997-07-01 00:00:00

abstract：:Anthropometric measurements and circulating growth factors were studied serially in 44 prepubertal children with growth failure and chronic renal failure (GFR = 10 to 40 ml/min/1.73 m2) who were randomized to receive either recombinant human growth hormone (rhGH; N = 30) or no treatment (N = 14). RhGH was given as Nut...

journal_title：Kidney international

authors： Powell DR,Liu F,Baker BK,Hintz RL,Lee PD,Durham SK,Brewer ED,Frane JW,Watkins SL,Hogg RJ

更新日期：1997-06-01 00:00:00

abstract：:Cystinuria is a common inherited aminoaciduria that leads to recurrent cystine nephrolithiasis. Mutations in a gene encoding a renal amino acid transporter (SLC3A1) have been identified in patients with cystinuria establishing one molecular cause for the disease. To facilitate systematic screening of this gene for mut...

journal_title：Kidney international

authors： Endsley JK,Phillips JA 3rd,Hruska KA,Denneberg T,Carlson J,George AL Jr

更新日期：1997-06-01 00:00:00

abstract：:This study examined the utility of interleukin-10 (IL-10), a cytokine with potent anti-macrophage and anti-Th1 activity, in the treatment of experimental anti-glomerular basement membrane (GBM) nephritis in the rat. Accelerated anti-GBM disease was induced in Sprague-Dawley rats by immunization with rabbit IgG, follow...

journal_title：Kidney international

authors： Chadban SJ,Tesch GH,Lan HY,Atkins RC,Nikolic-Paterson DJ

更新日期：1997-06-01 00:00:00

abstract：:Fibroblast growth factors (FGFs) regulate cell proliferation and differentiation, and are also important regulators of extracellular matrix. They are among the most potent angiogenic factors known. Evidence suggests the FGFs play a role in glomerular development and pathology. The aim of the present study was to deter...

journal_title：Kidney international

authors： Ford MD,Cauchi J,Greferath U,Bertram JF

更新日期：1997-06-01 00:00:00

abstract：:The use of the immuno-suppressant cyclosporine A (CsA) after transplantation has been associated with less favorable plasma lipid profiles, which may contribute to the high incidence of cardiovascular morbidity and mortality in transplant recipients. Recent studies have suggested that oxidative modification of LDL pla...

journal_title：Kidney international

authors： van den Dorpel MA,Ghanem H,Rischen-Vos J,Man in't Veld AJ,Jansen H,Weimar W

更新日期：1997-05-01 00:00:00

abstract：:Polycystic kidney disease progresses more rapidly in men than in women. To investigate the basis for this sexual dimorphism, we exposed Madin-Darby canine kidney (MDCK) cells grown on collagen-coated cell culture inserts to control media, or to estradiol or testosterone (1 nM-1 microM). Compared to control and estradi...

journal_title：Kidney international

authors： Sandhu S,Silbiger SR,Lei J,Neugarten J

更新日期：1997-05-01 00:00:00

abstract：:The application of our evolving knowledge of adhesion receptors to experimental models of immune complex glomerulonephritis has led to substantial advances in our understanding of how leukocytes emigrate from the vasculature into glomeruli and produce glomerular dysfunction. With respect to neutrophil (PMN) migration ...

journal_title：Kidney international

authors： Lefkowith JB

更新日期：1997-05-01 00:00:00

abstract：:The members of the matrix metalloproteinase gene family play critical roles in numerous physiologic events, including cellular migration, tissue remodeling in wound healing and development, as well as in the evolution of the inflammatory process. The 72 kDa gelatinase A (formerly denoted 72 kDa Type IV collagenase) is...

journal_title：Kidney international

authors： Turck J,Pollock AS,Lovett DH

更新日期：1997-05-01 00:00:00

abstract：:Low-protein diets (LPD) increase insulin-mediated glucose disposal in chronic renal failure (CRF), but the fate of the better utilized glucose and the effect on energy production rate are unknown. Using a two-step (1 and 5 mU x kg(-1) x min(-1)) euglycemic hyperinsulinemic clamp combined with indirect calorimetry, we ...

journal_title：Kidney international

authors： Rigalleau V,Combe C,Blanchetier V,Aubertin J,Aparicio M,Gin H

更新日期：1997-04-01 00:00:00

abstract：:Using in situ hybridization and immunocytochemistry we describe the renal localization of the PDGF alpha-receptor. PDGF alpha-receptor mRNA was uniformly present in human metanephric kidney in interstitial cells and vascular arcades that course through the blastema. PDGF alpha-receptor mRNA was present in some mesangi...

journal_title：Kidney international

authors： Floege J,Hudkins KL,Seifert RA,Francki A,Bowen-Pope DF,Alpers CE

更新日期：1997-04-01 00:00:00

abstract：:Bikunin is a chondroitin-sulphate containing serum protein with a Stokes-Einstein radius and a negative net charge close to those of serum albumin. The plasma half life of bikunin is about 10 minutes, and approximately half of its clearance occurs in the kidneys. The quantitative role of glomerular filtration in the r...

journal_title：Kidney international

authors： Lindström KE,Blom A,Johnsson E,Haraldsson B,Fries E

更新日期：1997-04-01 00:00:00

abstract：:VLDL receptor (VLDL-R) is a novel member of the LDL receptor gene family with distinct tissue distribution and function. It binds and internalizes VLDL particles and is primarily expressed in skeletal muscle, heart, brain and adipose tissue, which use fatty acids for energy production or storage. CRF is associated wit...

journal_title：Kidney international

authors： Vaziri ND,Liang K

更新日期：1997-03-01 00:00:00

abstract：:This study evaluated risk factors for end-stage renal disease (ESRD) and the prognostic significance of serum creatinine levels in a community-based mass screening. We used the registries of both community-based mass screening and chronic dialysis programs. In 1983, a total of 107,192 subjects over 18 years of age (51...

journal_title：Kidney international

authors： Iseki K,Ikemiya Y,Fukiyama K

更新日期：1997-03-01 00:00:00

abstract：:Patients with chronic renal failure frequently have hypogonadism. To elucidate the molecular mechanisms involved, we tested the ability of serum from these patients to inhibit recombinant human luteinizing hormone receptors. Using a cell line expressing functional human luteinizing hormone receptors, we found that ade...

journal_title：Kidney international

authors： Dunkel L,Raivio T,Laine J,Holmberg C

更新日期：1997-03-01 00:00:00

abstract：:Thrombomodulin (TM), an endothelial receptor for thrombin, endowed with a powerful anticoagulant activity, plays an important role in the antithrombogenicity of the vascular endothelium. Its presence within the human renal glomerulus is already known but was thought to be only endothelial. We looked for TM expression ...

journal_title：Kidney international

authors： Pruna A,Peyri N,Berard M,Boffa MC

更新日期：1997-03-01 00:00:00

abstract：:The hypoxia-inducible factor-1 (HIF-1) was first described as a DNA binding activity that specifically recognizes an 8 bp hypoxia response element (HRE) known to be essential for oxygen-regulated erythropoietin gene expression. In electrophoretic mobility shift assays (EMSAs) HIF-1 DNA binding activity is only detecta...

journal_title：Kidney international

authors： Kvietikova I,Wenger RH,Marti HH,Gassmann M

更新日期：1997-02-01 00:00:00

abstract：:The essential role of the glycoprotein hormone erythropoietin (Epo) in the control of red blood cell production is well established. Synthesis of Epo is induced in response to low oxygen (hypoxia). In response to stimulation, increases in serum Epo levels are paralleled by changes in the abundance of Epo mRNA. These c...

journal_title：Kidney international

authors： Göpfert T,Eckardt KU,Geb B,Kurtz A

更新日期：1997-02-01 00:00:00

abstract：:This study examined the expression of EPO, VEGF and VEGF receptor gene under conditions of reduced oxygen supply in primary cultures of rat hepatocytes, and compared it with the expression of these genes in hypoxic rat livers in vivo. To this end we exposed male Sprague-Dawley rats to hypoxia (10% and 8% O2), carbon m...

journal_title：Kidney international

authors： Sandner P,Wolf K,Bergmaier U,Gess B,Kurtz A

更新日期：1997-02-01 00:00:00

abstract：:The kidney is a likely source for some urinary epinephrine (E) since adrenalectomized animals and humans continue to excrete urinary E and the human kidney contains E synthesizing enzymes. We studied subjects during an intravenous infusion of 3H-E to determine the fraction of urinary E derived from the kidney. Eight n...

journal_title：Kidney international

authors： Ziegler MG,Aung M,Kennedy B

更新日期：1997-01-01 00:00:00

abstract：:Atherogenic lipoproteins and reactive oxygen species stimulate renin release from isolated juxtaglomerular (JG) cells. Here we assessed whether stimulation of renin release is mediated by formation of superoxide anion (O2-), and whether the effects of oxidized lipoproteins, like in many other biological systems, can b...

journal_title：Kidney international

authors： Galle J,Heinloth A,Schwedler S,Wanner C

更新日期：1997-01-01 00:00:00

abstract：:We examined the potential of in vivo linkage of plasminogen activator inhibitor-1 (PAI-1) and angiotensin II (Ang II) in the setting of endothelial injury and sclerosis following radiation injury in the rat. PAI-1 is a major physiological inhibitor of the plasminogen activator (PA)/plasmin system, a key regulator of f...

journal_title：Kidney international

authors： Oikawa T,Freeman M,Lo W,Vaughan DE,Fogo A

更新日期：1997-01-01 00:00:00

abstract：:Phagocyte-derived interleukin-12 (IL-12) is a key cytokine that induces the development of an effective Th1 type immune response in various inflammatory and infectious disorders. To determine the importance of IL-12 in the pathogenesis of autoimmune renal injury we examined the renal production of this heterodimeric c...

journal_title：Kidney international

authors： Fan X,Oertli B,Wüthrich RP

更新日期：1997-01-01 00:00:00

abstract：:To test the hypothesis that systemic administration of immunoglobulin might reduce glomerular injury in membranous nephropathy through mechanisms involving inhibition of complement activation, we studied the passive Heymann nephritis (PHN) model of membranous nephropathy in rats. The daily administration of immunoglob...

journal_title：Kidney international

authors： Nangaku M,Pippin J,Richardson CA,Schulze M,Young BA,Alpers CE,Gordon KL,Johnson RJ,Couser WG

更新日期：1996-12-01 00:00:00

abstract：:Glomerular deposition of hepatitis B virus (HBV) antigens are observed in chronic HBsAg carriers with different glomerulonephritides yet the etiologic role of HBV remains uncertain. We examined the paraffin section of kidney biopsies from 40 chronic HBsAg carriers with membranous nephropathy (MGN), mesangiocapillary g...

journal_title：Kidney international

authors： Lai KN,Ho RT,Tam JS,Lai FM

更新日期：1996-12-01 00:00:00

abstract：:Clinical and experimental studies have shown that serum aluminum (Al) is bound to transferrin and that cellular uptake of Al appears to be mediated by transferrin receptors. Based on these findings it is widely believed that intestinal Al absorption occurs via iron-specific, transferrin-dependent pathways and that iro...

journal_title：Kidney international

authors： Ittel TH,Kinzel S,Ortmanns A,Sieberth HG

更新日期：1996-12-01 00:00:00