Dihydroergotoxine-induced modulation of spontaneous activity of cultured rat Purkinje cells.

abstract：:The objective of this work was to study patients' self-appraisal of total knee arthroplasty (TKA) 6 and 12 months postoperatively, and to establish which factors determine dissatisfaction from surgery. The study group consisted of 79 patients subjected to TKA who underwent rehabilitation in a specialized institution f...

journal_title：Gerontology

authors： Dickstein R,Heffes Y,Shabtai EI,Markowitz E

更新日期：1998-01-01 00:00:00

abstract：:To investigate the mechanisms of age-related decline in synthesis of adrenal androgen, we studied the contents of cortisol (F) and dehydroepiandrosterone (DHEA) and the amounts of cytochrome P450 17 alpha-hydroxylase (P450c17) mRNA and cytochrome P450 11 beta-hydroxylase (P450c11) mRNA in young (1 year old) and senesc...

journal_title：Gerontology

authors： Ogo A,Haji M,Ohashi M,Nawata H

更新日期：1991-01-01 00:00:00

abstract：:A trypsin-type protease was purified to enzymatic homogeneity from human umbilical vein endothelial cells by sequential affinity chromatographies. The enzyme specifically hydrolyzed dibasic substrates with leucine at the P3 positions, but scarcely hydrolyzed the other substrates tested. The enzyme was strongly inhibit...

journal_title：Gerontology

authors： Kido H,Takeda M,Wakabayashi H,Tanaka S,Nishimura N,Takenaka M,Okada M

更新日期：1993-01-01 00:00:00

abstract：:To develop a new method for accurately predicting creatinine clearance (Ccr) in the debilitated elderly without urine collections, the total muscle volume of both thighs (MV thigh), as a new predictive parameter, was calculated using computed tomography in 68 debilitated patients aged 61-92 years. A regression line be...

journal_title：Gerontology

authors： Sanaka M,Takano K,Shimakura K,Koike Y,Mineshita S

更新日期：1995-01-01 00:00:00

abstract：AIM:To investigate acceptance and usage issues in relation to Telehealth products as used by frail older clients of the Transition Care Program and their carers. METHOD:The study design was a quasi-randomised controlled clinical trial. A stratified random sample of participants was allocated to one of five groups usin...

journal_title：Gerontology

authors： Wade R,Shaw K,Cartwright C

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:Depressed mood may either precede mobility limitation or follow from mobility limitation. OBJECTIVE:To compare mood status among people with manifest mobility limitation, those with preclinical mobility limitation and those without mobility limitation and investigate factors explaining the association betwe...

journal_title：Gerontology

authors： Hirvensalo M,Sakari-Rantala R,Kallinen M,Leinonen R,Lintunen T,Rantanen T

更新日期：2007-01-01 00:00:00

abstract：:Sarcopenia is a complex and multifactorial disease that includes a decrease in the number, structure and physiology of muscle fibers, and age-related muscle mass loss, and is associated with loss of strength, increased frailty, and increased risk for fractures and falls. Treatment options are suboptimal and consist of...

journal_title：Gerontology

authors： Naranjo JD,Dziki JL,Badylak SF

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:Infections due to Streptococcus pneumoniae are the major cause of adult community-acquired pneumonia, especially in elderly persons with chronic medical conditions. Despite their well-documented efficacy against bacteraemic disease and deaths in the elderly population, pneumococcal polysaccharide vaccines ar...

journal_title：Gerontology

authors： Wagner C,Popp W,Posch M,Vlasich C,Rosenberger-Spitzy A

更新日期：2003-07-01 00:00:00

abstract：BACKGROUND:The leading causes of death and disability in the elderly are from cardiovascular and cerebrovascular diseases. The biological role of stem cells in the hematopoietic system has been well characterized and has led to the development of hematopoietic stem and progenitor cell (HSPC) transplantation for the tre...

journal_title：Gerontology

authors： Williams BA,Keating A

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND:Myostatin has been proposed as a candidate biomarker for frailty and sarcopenia. However, the relationship of myostatin with these conditions remains inconclusive. OBJECTIVE:To determine the association of serum myostatin concentration with body composition, physical fitness, physical activity level, and fr...

journal_title：Gerontology

authors： Arrieta H,Hervás G,Rezola-Pardo C,Ruiz-Litago F,Iturburu M,Yanguas JJ,Gil SM,Rodriguez-Larrad A,Irazusta J

更新日期：2019-01-01 00:00:00

abstract：:Form birefringence curves and linear dichroic properties of aging rat tendons are different from those of adult controls. The steepness of the form birefringence curves and the increased retardations found in aging tendons are ascribed to an increase in collagen aggregation accompanied by loss of tissue water. Based o...

journal_title：Gerontology

authors： Mello ML,Vidal BC,de Carvalho AC,Caseiro-Filho AC

更新日期：1979-01-01 00:00:00

abstract：:We quantitated the skin elastic fibers of the papillary and reticular dermis using specific staining procedure followed by automated computerized image analysis. Fifty skin biopsies of patients consulting for cardiovascular risk factors were studied. The following parameters were estimated: surface area (% of total su...

journal_title：Gerontology

authors： Robert C,Lesty C,Robert AM

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND:Paratonia is a distinctive form of hypertonia, causing loss of functional mobility in early stages of dementia to severe high muscle tone and pain in the late stages. For assessing and evaluating therapeutic interventions, objective instruments are required. OBJECTIVE:Determine the psychometric properties o...

journal_title：Gerontology

authors： Drenth H,Zuidema SU,Krijnen WP,Bautmans I,van der Schans C,Hobbelen H

更新日期：2018-01-01 00:00:00

abstract：:For logarithmically growing cultures of the human diploid cell lines WI-38 and WI-26, there is an exponential increase in the fraction of cells not incorporating [3H]dT under conditions of continuous labelling. Thymidine uptake, phosphorylation and incorporation into DNA can be correlated with cell proliferation. In a...

journal_title：Gerontology

authors： Cristofalo VJ

更新日期：1976-01-01 00:00:00

abstract：:Normal circulating red blood cells (RBCs) and platelets have been shown to have small amounts of IgG on their membranes. The cell-bound IgG may be cytophilic (IgG nonspecifically adsorbed from the plasma) and/or IgG autoantibody. It has been suggested that most of the RBC-bound IgG is on older RBCs and is an autoantib...

journal_title：Gerontology

authors： Garratty G

更新日期：1991-01-01 00:00:00

abstract：:Although common among the hospitalized frail elderly, malnutrition is often unrecognized by clinicians, and its identification is fought with difficulty due to inadequate nutritional assessment methods and standards. This study compared the use of percent ideal body weight (%IBW) and anthropometry in the assessment of...

journal_title：Gerontology

authors： Lansey S,Waslien C,Mulvihill M,Fillit H

更新日期：1993-01-01 00:00:00

abstract：:Hyposplenism has been reported in elderly people. However, from previous studies, it was not clear whether the observed alterations in splenic function were a physiologic effect of advanced age itself or a consequence of age-related diseases. As hyposplenism is believed to predispose to infections, autoimmune phenomen...

journal_title：Gerontology

authors： Ravaglia G,Forti P,Biagi F,Maioli F,Boschi F,Corazza GR

更新日期：1998-01-01 00:00:00

abstract：:Historically, family ties have been understood as the primary source of support for aging adults, and past empirical and theoretical work has highlighted the tendency of older adults to focus on close family. However, in line with demographic changes and historical increases in the diversity of social structures, frie...

journal_title：Gerontology

authors： Fiori KL,Windsor TD,Huxhold O

更新日期：2020-01-01 00:00:00

abstract：:As populations age globally, the health of older adults is looming larger on the agendas of public health bodies. In particular, the priority is to ensure that older adults remain healthy, independent, and engaged in their communities. In other words, ensuring that increasing life spans are matched by increasing "heal...

journal_title：Gerontology

authors： Doherty TM,Di Pasquale A,Michel JP,Del Giudice G

更新日期：2020-01-01 00:00:00

abstract：OBJECTIVE AND BACKGROUND:The aim of the present article is to discuss the potential of gene therapy for thymic hormones as a novel therapeutic strategy to treat dyshomeostatic states associated with athymia, as Di George syndrome, or hypothymic conditions like those associated with AIDS, chronic stress or aging. First ...

journal_title：Gerontology

authors： Goya RG,Cónsole G,Hereñú C,Brown O,Rimoldi OJ

更新日期：2002-09-01 00:00:00

abstract：:The effect of age on the compositional analysis of human Descemet's membrane was examined. Membranes were obtained from human corneas ranging from 0.5 to 95 years and purified by sodium dodecyl sulfate (SDS) extraction. Substantial age-related changes were obtained in the amino acid compositions of the SDS-insoluble b...

journal_title：Gerontology

authors： Freeman IL,Vergnes JP,Brown SI

更新日期：1980-01-01 00:00:00

abstract：:Because the body composition effects of growth hormone and insulin-like growth factor-I (IGF-I) are opposite to those of advancing age, it has been hypothesized that the decreased activity of the growth hormone-IGF-I axis is partly responsible for the loss of bone and muscle mass that characterizes normal human aging....

journal_title：Gerontology

authors： Boonen S,Lesaffre E,Aerssens J,Pelemans W,Dequeker J,Bouillon R

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVES:Due to an increase in the percentage of older people in industrialized countries there is an increasing demand for medical care for the elderly. With advancing age, a series of structural, architectural and compositional modifications take place in the vasculature. Therefore, we analyzed the influence of pat...

journal_title：Gerontology

authors： Kröger K,Strubel G,Poser M,Pratikto T,Renzing-Köhler K,Rudofsky G

更新日期：2004-11-01 00:00:00

abstract：BACKGROUND:Relationships between alcohol consumption and risks for metabolic syndrome in general populations are very controversial. It is unknown whether age influences the relationship between alcohol intake and the prevalence of metabolic syndrome. OBJECTIVE:The purpose of this study was to determine whether age in...

journal_title：Gerontology

authors： Wakabayashi I

更新日期：2012-01-01 00:00:00

abstract：:This review focuses on 3 allergic disorders of persons coming up against venerable age: asthma, allergic rhinitis, and atopic dermatitis. The prevalence of allergic diseases in the elderly ranges from 5 to 10% and appears to be rising. A gradual decline in immune function, termed immunosenescence, and age-related chan...

journal_title：Gerontology

authors： Milgrom H,Huang H

更新日期：2014-01-01 00:00:00

abstract：:New neurons are continuously generated and added to neural circuits in the adult brain. However, increasing age imposes changes in neural progenitor cells and their microenvironment that lead to a reduction of neurogenesis. Age-related decreased production of new neurons in the neurogenic dentate gyrus has been associ...

journal_title：Gerontology

authors： Seib DR,Martin-Villalba A

更新日期：2015-01-01 00:00:00

abstract：:We examined age- and diet-related alterations in RNA poly(A) tail length using high-resolution gel electrophoresis followed by Northern hybridization. The results demonstrate conclusively that there is no age-related decrease in the size of the Poly(A) tail of RNA isolated from the male Fischer 344 rat. In contrast, o...

journal_title：Gerontology

authors： Kristal BS,Conrad CC,Richarson A,Yu BP

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Nerve growth factor (NGF), discovered because of its action on cells in the peripheral and the central nervous system, is now known to act also on immune cells in developing and adult subjects. Whether peripheral lymphocytes of aged subjects are responsive to this molecule is less clear. OBJECTIVE:Aim of ou...

journal_title：Gerontology

authors： Antonelli A,Bracci-Laudiero L,Aloe L

更新日期：2003-05-01 00:00:00

abstract：BACKGROUND:Functional and physiological declines in advancing age may be significant limiting factors in reduced physical activity. Sarcopenia of aging, as a normative process or disease, cannot entirely explain reduced physical activity in the elderly. OBJECTIVE:The purpose of the study was to investigate the relatio...

journal_title：Gerontology

authors： Carmeli E,Reznick AZ,Coleman R,Carmeli V

更新日期：2000-09-01 00:00:00

abstract：:Various parameters of copulatory behavior were examined in intact and castrated testosterone-(T-)treated male rats of various ages ranging from 3 to 27 months. Serum T levels were controlled by subcutaneous implantation of different sizes of T-filled Silastic capsules at the time of castration. In intact male rats, sc...

journal_title：Gerontology

authors： Hsu HK,Hsu C,Yu JY,Peng MT

更新日期：1986-01-01 00:00:00