听力与言语-语言病理学

行为科学

医学伦理学

你正在浏览KIDNEY INTERNATIONAL期刊下所有文献
  • Hemodialysis leukopenia and complement function with different dialyzers.

    abstract::The relationship between leukopenia and the complement system during hemodialysis was re-examined by studying not only the in vivo effects of four different dialyzer membranes (cellulose hydrate, cuprophan, cellulose acetate, and polyacrilonitrile) on leukocyte counts and complement levels, but especially by investiga...

    journal_title:Kidney international

    pub_type: 临床试验,杂志文章

    doi:10.1038/ki.1983.227

    authors: Amadori A,Candi P,Sasdelli M,Massai G,Favilla S,Passaleva A,Ricci M

    更新日期:1983-12-01 00:00:00

  • Early functional and morphological changes in renal tubular necrosis due to p-aminophenol.

    abstract::Functional and morphological changes developed rapidly in rats after the intravenous administration of the organic nephrotoxin p-aminophenol. Proximal intratubular pressure remained close to its mean control value of 14.9 +/- 0.9 mm Hg up to 40 min after injection of the nephrotoxin then rose rapidly over the followin...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.221

    authors: Davis JM,Emslie KR,Sweet RS,Walker LL,Naughton RJ,Skinner SL,Tange JD

    更新日期:1983-12-01 00:00:00

  • Somatostatin-like immunoreactivity in the glomerulus of rat kidney.

    abstract::It has been shown that somatostatin inhibits the antidiuretic action of vasopressin in toad urinary bladder in vitro and in dogs and rats in vivo. The presence of somatostatin-like immunoreactivity (SLI) in the urinary bladder and kidney of the toad has suggested the possibility that somatostatin may act as a local pa...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.223

    authors: Kurokawa K,Aponte GW,Fujibayashi S,Yamada T

    更新日期:1983-12-01 00:00:00

  • Inherited complement component deficiencies in membranoproliferative glomerulonephritis.

    abstract::Anecdotal reports of complement component deficiencies in patients with immune complex disease led to a systematic study of the levels of seven complement components in serum specimens from 178 patients with glomerulonephritis and 163 normal subjects. Deficiencies were found with significantly higher frequency (22.7%)...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.211

    authors: Coleman TH,Forristal J,Kosaka T,West CD

    更新日期:1983-11-01 00:00:00

  • Renal adaptation to altered dietary sulfur amino acid intake occurs at luminal brushborder membrane.

    abstract::The beta-amino acid transport capabilities of rat renal epithelium were assessed using brushborder membrane vesicles (BBMV). Taurine, a metabolically inert sulfur-containing amino acid, was studied with emphasis on the renal adaptation to dietary sulfur amino acid alteration. Three isoproteinic diets were given to Spr...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.198

    authors: Chesney RW,Gusowski N,Friedman AL

    更新日期:1983-11-01 00:00:00

  • Graft survival after renal transplantation: agenda for analysis.

    abstract::Simple life-table analyses have not identified the reasons for the steady improvement over the years in graft survival. The use of more sophisticated multifactorial statistical techniques is indicated to identify prognostic factors and to explore the "center effect" on graft survival. An agenda for retrospective analy...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.188

    authors: Gore SM

    更新日期:1983-10-01 00:00:00

  • Parathyroid hormone response to hypocalcemia in hemodialysis patients with osteomalacia.

    abstract::The parathyroid hormone response to hypocalcemia was investigated in hemodialysis patients with osteomalacia and compared to those with osteitis fibrosa. Hypocalcemia was induced during hemodialysis by employing a dialysate devoid of calcium. Patients with osteomalacia had a blunted maximum amino terminal parathyroid ...

    journal_title:Kidney international

    pub_type: 临床试验,杂志文章

    doi:10.1038/ki.1983.168

    authors: Andress D,Felsenfeld AJ,Voigts A,Llach F

    更新日期:1983-09-01 00:00:00

  • Selective glutathione depletion on function and structure of the isolated perfused rat kidney.

    abstract::The role of glutathione (GSH) in the preservation of renal function and the pathogenesis of renal injury has been investigated using the isolated perfused rat kidney as a model. In kidneys perfused for 80 min with 5 mM glucose as the only exogenous substrate, tissue GSH becomes depleted, renal function deteriorates, a...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.142

    authors: Brezis M,Rosen S,Silva P,Epstein FH

    更新日期:1983-08-01 00:00:00

  • Disparity between surface and deep nephron function early after renal ischemia.

    abstract::Experiments were performed using a variety of methods to assess the functional status of different nephron populations following 45 min of renal ischemia in the rat. Micropuncture techniques revealed that SNGFR and reabsorption in the surface nephrons are only modestly reduced after ischemia, whereas kidney GFR and re...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.122

    authors: Mason J,Welsch J,Takabatake T

    更新日期:1983-07-01 00:00:00

  • Identification of a monocyte phagocytic defect in a subpopulation of patients with nephritis.

    abstract::Experimental studies have demonstrated the cardinal role played by the mononuclear phagocyte system in the removal of antigen-antibody complexes. To assess the functional capacity of phagocytes in patients with renal disease, 33 normal subjects, 10 patients with mesangial proliferative glomerulonephritis, 8 patients w...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.105

    authors: Ooi YM,Ooi BS

    更新日期:1983-06-01 00:00:00

  • Influence of continuous ambulatory peritoneal dialysis on the anemia of endstage renal disease.

    abstract::To evaluate the effect of continuous ambulatory peritoneal dialysis (CAPD) on the anemia of endstage renal disease, serial measurements of red cell mass and other hematological parameters were performed in 34 patients. Twenty-five patients were measured at the start and at 6 months (group 1), 13 at the start, at 6 and...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.88

    authors: De Paepe MB,Schelstraete KH,Ringoir SM,Lameire NH

    更新日期:1983-05-01 00:00:00

  • Messenger RNA regulation during compensatory renal growth.

    abstract::The normal pattern of mRNA metabolism almost certainly becomes altered after uninephrectomy, especially during the first day when ribosomes accumulate in the proximal tubular cells of the remaining kidney. For example, within the first hour after nephrectomy, the fraction of newly synthesized poly(A)-deficient mRNA in...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1983.60

    authors: Ouellette AJ

    更新日期:1983-04-01 00:00:00

  • Correlation of clinical and in vitro erythropoietic responses to androgens in renal failure.

    abstract::To assess in vitro erythropoietic cultures as a tool to discriminate between patients whose anemia improves with and those whose anemia fails to improve with androgens, bone marrows of 24 anemic patients receiving maintenance hemodialysis in hormone-depleted plasma clots were cultured. While erythroid colony prolifera...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.186

    authors: Kalmanti M,Dainiak N,Martino J,Dewey M,Kulkarni V,Howard D

    更新日期:1982-10-01 00:00:00

  • Influence of pyruvate on ammonia metabolism by renal cortical mitochondria.

    abstract::The effect of the tricarboxylic acid (TCA) cycle precursor, pyruvate, on glutamine metabolism by isolated renal cortical mitochondria was assessed by quantitating its key nitrogen and carbon metabolites. When mitochondria from normal rats were incubated at pH 7.4, pyruvate (2 mM) inhibited ammonia production by almost...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.166

    authors: Tannen RL,Kunin AS

    更新日期:1982-09-01 00:00:00

  • Polycystic kidney and liver disease in Springbok: I. Morphology of the lesions.

    abstract::Spontaneous polycystic kidney and liver disease in an inbred herd of Springbok (Antidorcas marsupialis) was studied by light microscopy, transmission electron microscopy, and microdissection. Springbok are a small species of gazelle of the family Bovidae native to South Africa. Since 1976, 18% of all live calves born ...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.146

    authors: Iverson WO,Fetterman GH,Jacobson ER,Olsen JH,Senior DF,Schobert EE

    更新日期:1982-08-01 00:00:00

  • Pain, control over treatment, and compliance in dialysis and transplant patients.

    abstract::Pain was surveyed via structured interview and the McGill Pain Questionnaire in 53 dialysis and 27 transplant patients. Increased patient control over the dialysis procedure was not associated with a reduction in pain though perceived control may have been. Compliance with the dialysis regimen did not predict pain and...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.108

    authors: Binik YM,Baker AG,Kalogeropoulos D,Devins GM,Guttmann RD,Hollomby DJ,Barré PE,Hutchison T,Prud'Homme M,McMullen L

    更新日期:1982-06-01 00:00:00

  • Low risk of contrast media-induced acute renal failure in nonazotemic type 2 diabetes mellitus.

    abstract::The risk of developing contrast media-induced acute renal failure was studied in 49 randomly selected nonazotemic type 2 adult diabetic patients subjected to IVU. There were 19 men and 30 women in the group whose mean age was 62 +/- 10 years (range, 38 to 82 years). In preparation for IVU, patients were neither dehydr...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.91

    authors: Shieh SD,Hirsch SR,Boshell BR,Pino JA,Alexander LJ,Witten DM,Friedman EA

    更新日期:1982-05-01 00:00:00

  • Diabetic nephropathy in the uninephrectomized dog: microscopic lesions after one year.

    abstract::Carefully age-matched, purebred male beagle dogs that underwent uninephrectomy one month after they were made diabetic with alloxan were used to establish a model of rapidly developing diabetic nephropathy in a large animal. The diabetic animals, all requiring insulin, were divided into two groups: one group with cont...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.88

    authors: Steffes MW,Buchwald H,Wigness BD,Groppoli TJ,Rupp WM,Rohde TD,Blackshear PJ,Mauer SM

    更新日期:1982-05-01 00:00:00

  • Effects of two models of hypercalcemia on renal acid base metabolism.

    abstract::The effects of two models of chronic hypercalcemia on renal acid-base metabolism were studied in rats. In the first series of experiments, rats were rendered hyperparathyroid by the autologous grafting of 20 to 24 parathyroid glands into a single recipient. Hypercalcemia (5.48 +/- 0.03 mEq/liter in high PTH animals, 4...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.68

    authors: Mitnick P,Greenberg A,Coffman T,Kelepouris E,Wolf CJ,Goldfarb S

    更新日期:1982-04-01 00:00:00

  • Effect of calcium and phosphate on bicarbonate and fluid transport by proximal tubules in vitro.

    abstract::Previous studies in living animals have suggested that variations in the serum concentrations of calcium and phosphate directly affect renal tubular bicarbonate transport. To examine this area more directly, we measured the bicarbonate and the fluid transport in isolated rabbit proximal convoluted and straight tubules...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.43

    authors: McKinney TD,Myers P

    更新日期:1982-03-01 00:00:00

  • Partial biochemical and physicochemical characterization of organic macromolecules in urine from patients with renal stones and control subjects.

    abstract::From the urine of patients with calcium nephrolithiasis, and of control subjects, we isolated organic substances according to molecular size and tested them for effects on calcium oxalate precipitation. Nine subgroup materials of varying sizes were prepared by ultrafiltration and Sephadex G-200 column chromatography f...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.33

    authors: Kitamura T,Zerwekh JE,Pak CY

    更新日期:1982-02-01 00:00:00

  • Prolongation of canine allograft survival with donor pretreatment.

    abstract::Donor pretreatment of 100 mg/kg each of cyclophosphamide (CY) and methylprednisolone (P) infused 5 hours before nephrectomy invariably prolongs the survival of DLA mismatched, MLC incompatible nonlittermate Beagle renal allografts as well as the survival of mongrel renal allografts. The effect of donor pretreatment ap...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1982.25

    authors: Brom HL,van Breda Vriesman PJ,Terpstra JL

    更新日期:1982-02-01 00:00:00

  • Circulating immune complexes in membranoproliferative glomerulonephritis.

    abstract::Circulating immune complexes (CIC), measured by the solid-phase Clq method, were found to be in abnormal concentration in about half of 39 patients with membranoproliferative glomerulonephritis (MPGN). In contrast, they were present, usually in higher concentration, in nearly all patients with active lupus nephritis. ...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.203

    authors: Davis CA,Marder H,West CD

    更新日期:1981-12-01 00:00:00

  • Ammonia partitioning between glutamine and urea: interorgan participation in metabolic acidosis.

    abstract::The distribution of precursor nitrogen between urea and glutamine was studied in control and acidotic rats. Acidosis, either acutely induced with hydrochloric acid or chronically induced with ammonium chloride, resulted in a rise in ammonia and a fall in urinary urea excretion; the percent of urinary nitrogen excreted...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.182

    authors: Phromphetcharat V,Jackson A,Dass PD,Welbourne TC

    更新日期:1981-11-01 00:00:00

  • Studies on the regulation of hydrogen ion secretion in the collecting duct in vivo: evaluation of factors that influence the urine minus blood PCO2 difference.

    abstract::The purpose of these studies was to clarify the basis of the relationship between the urine bicarbonate concentration and the urine minus blood PCO2 difference in alkaline urine (U-B PCO2) and hence shed light on factors that influence hydrogen ion secretion in the collecting duct in vivo. The U-B PCO2 was used to mon...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.187

    authors: Tam SC,Goldstein MB,Stinebaugh BJ,Chen CB,Gougoux A,Halperin ML

    更新日期:1981-11-01 00:00:00

  • Alterations in glomerular RNA in diabetic rats: roles of glucagon and insulin.

    abstract::Incorporation in vivo of labeled orotate into RNA and total nucleotides was measured in isolated glomeruli and whole renal cortex. In 2-day diabetic animals, glomerular RNA was increased, and there was greater incorporation of orotate into total nucleotides and RNA as compared with controls. Insulin reversed the exagg...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.166

    authors: Cortes P,Dumler F,Venkatachalam KK,Goldman J,Sastry KS,Venkatachalam H,Bernstein J,Levin NW

    更新日期:1981-10-01 00:00:00

  • Changes in plasma 1,25 and 24,25-dihydroxyvitamin D after renal transplantation in children.

    abstract::The purpose of this investigation is to analyze changes in plasma 1,25-(OH)2D and 24,25-(OH)2D after successful renal transplantation in 20 children and young adults. Studies were performed on 8 subjects between the 1st and 10th month and on 12 others between the 20th and 30th to 36th month. Samples were assayed for p...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.153

    authors: Garabedian M,Silve C,Levy-Bentolila D,Bourdeau A,Ulmann A,Nguyen TM,Lieberherr M,Broyer M,Balsan S

    更新日期:1981-09-01 00:00:00

  • Muscle degradation in uremia: 3-methylhistidine release in fed and fasted rats.

    abstract::The rate of myofibrillar protein degradation was measured by 3-methylhistidine (3MH) release in moderately uremic and sham-operated control rats. The rats were studied in the fed state or after 24 and 48 hours of fasting. When fed, both uremic and control rats gained weight at the same rate. During 48 hours of fasting...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.141

    authors: Li JB,Wassner SJ

    更新日期:1981-09-01 00:00:00

  • Substrate oxidation by isolated single nephron segments of the rat.

    abstract::Substrate oxidation was assessed by measuring 14CO2 production from 14C-labeled substrates in proximal convoluted tubules (PCT), medullary (MTAL), and cortical (CTAL) thick ascending limb of Henle, nephron segments rich in mitochondria and characterized by active solute transport. PCT, MTAL, and CTAL were dissected fr...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.100

    authors: Klein KL,Wang MS,Torikai S,Davidson WD,Kurokawa K

    更新日期:1981-07-01 00:00:00

  • Glucose absorption during continuous ambulatory peritoneal dialysis.

    abstract::Patients undergoing continuous ambulatory peritoneal dialysis (CAPD) are exposed to a continuous infusion of glucose via their peritoneal cavity. We performed studies to quantitate the amount of energy derived from dialysate glucose. Net glucose absorption averaged 182 +/- (SD) 61 g/day in 19 studies with a dialysate ...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.53

    authors: Grodstein GP,Blumenkrantz MJ,Kopple JD,Moran JK,Coburn JW

    更新日期:1981-04-01 00:00:00

  • A network thermodynamic model of glomerular dynamics: application in the rat.

    abstract::A model of glomerular dynamics has been developed by using network thermodynamics and the SPICE 2 computer program to further explore the determinants of glomerular filtration. The model is designed to be holistic and self-adjusting, taking cognizance of and permitting quantitation of the secondary alterations in indi...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.27

    authors: Oken DE,Thomas SR,Mikulecky DC

    更新日期:1981-02-01 00:00:00

  • The duodenal mucosa in patients with renal failure: response to 1,25(OH)2D3.

    abstract::The structure of the duodenal mucosa was evaluated in duodenal biopsy samples obtained from patients with moderate renal failure (MRF) and in dialysis patients (HD) in an effort to examine the possibility that changes in duodenal mucosa may contribute to the impaired calcium absorption in renal failure (RF). The effec...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.23

    authors: Goldstein DA,Horowitz RE,Petit S,Haldimann B,Massry SG

    更新日期:1981-02-01 00:00:00

  • Cisplatin-induced changes in sodium, chloride, and urea transport by the frog skin.

    abstract::Cisplatin is a platinum-containing antitumor agent whose usefulness is limited by nephrotoxicity. We examined the effects of cisplatin on a representative, transporting epithelium--the frog skin. Cisplatin (10(-3)M) from the mucosal surface increased the active transport of sodium by 35 to 40%, as monitored by short-c...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.2

    authors: van den Berg EK Jr,Brazy PC,Huang AT,Dennis VW

    更新日期:1981-01-01 00:00:00

  • A micromethod to measure ammonia.

    abstract::We have described a simple technique for the measurement of picomoles or nanomoles of ammonium. Samples can be easily processed on the day of an experiment. analysis of 14C-glutamate can be done at a later date by an accurate sensitive and reliable method. We can readily process 50 samples per day. The sensitivity can...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1981.10

    authors: Cheema-Dhadli S,Hamat R,Sonnenberg H,Halperin M

    更新日期:1981-01-01 00:00:00

  • Effect of mineralocorticoid replacement therapy on renal acid-base homeostasis in adrenalectomized patients.

    abstract::Chronic balance studies were performed in six adrenalectomized patients to investigate the renal and systemic acid-base consequences of mineralocorticoid deficiency in the absence of either glucocorticoid deficiency or parenchymal renal disease. Constant glucocorticoid replacement was provided with dexamethasone, 750 ...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.195

    authors: Sebastian A,Sutton JM,Hulter HN,Schambelan M,Poler SM

    更新日期:1980-12-01 00:00:00

  • Furosemide-induced vasodilation: importance of the state of hydration and filtration.

    abstract::The circumstances under which furosemide increases renal blood flow was examined in mongrel dogs as it may relate to a tubuloglomerular feedback mechanism. Two maneuvers, desoxycorticosterone (DOCA) plus salt treatment and inhibition of tubular fluid flow, were used in the dogs to evaluate the renal vascular effects o...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.158

    authors: Gerber JG,Nies AS

    更新日期:1980-10-01 00:00:00

  • Kidney transplant nephrotic syndrome: relationship between allograft histopathology and natural course.

    abstract::We analyzed clinical and pathologic data from 36 recipients of 38 renal allografts who developed nephrotic syndrome following transplantation. Three groups were identified on the basis of histologic changes in the graft, and each group had a distinct clinical course. Nine grafts (23.7%) had recurrent glomerulonephriti...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.146

    authors: Cheigh JS,Mouradian J,Susin M,Stubenbord WT,Tapia L,Riggio RR,Stenzel KH,Rubin AL

    更新日期:1980-09-01 00:00:00

  • Role of vasopressin in the impaired water excretion of glucocorticoid deficiency.

    abstract::The mechanism whereby glucocorticoid deficiency impairs renal water excretion was studied in the conscious mineralocorticoid-replaced, adrenalectomized rat. Control animals received physiologic replacement with prednisolone, and experimental animals were deprived of glucocorticoid hormone for either 1 or 14 days. The ...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.110

    authors: Linas SL,Berl T,Robertson GL,Aisenbrey GA,Schrier RW,Anderson RJ

    更新日期:1980-07-01 00:00:00

  • Adaptive change in ammonia excretion in renal insufficiency.

    abstract::Experiments were performed to study the mechanism of the compensatory increase in the excretion of metabolic acid by residual nephrons after reduction in renal mass. Despite a decrease in nephron population to 20% of control, total excretion of acid remained similar to pair-fed controls due to an increase in nephron e...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.70

    authors: MacClean AJ,Hayslett JP

    更新日期:1980-05-01 00:00:00

  • Sodium balance and renin regulation in rats: role of intrinsic renal mechanisms.

    abstract::Renin secretion was compared in vivo and in vitro among five groups of rats, each group subjected to a different sodium balance for 10 to 14 days. The state of the renin-angiotensin system in vivo was evaluated by measuring the renal renin (RR) and the plasma renin concentration (PRC) in both anesthetized and nonanest...

    journal_title:Kidney international

    pub_type: 杂志文章

    doi:10.1038/ki.1980.71

    authors: Nakane H,Nakane Y,Corvol P,Menard J

    更新日期:1980-05-01 00:00:00

1357 条记录 33/34 页 « 12...262728293031323334 »