L-tryptophan administration in L-dopa-induced hallucinations in elderly Parkinsonian patients.

abstract：:Research into the aetiology of osteoarthritis has for several decades been concentrated on the destruction of the articular cartilage, the initiating events being believed to be changes in the proteoglycans and subsequently in the supporting collagenous framework, whereafter the disease is irreversible. Recent evidenc...

journal_title：Gerontology

authors： Bailey AJ,Mansell JP

更新日期：1997-01-01 00:00:00

abstract：:Different approaches using cell culture techniques to study the biology of aging are critically described. Most of the studies concerned the relationship between cell division potential and aging. The growth potential of cells is fundamental for aging of the organism, since it relates to phenomena such as the regenera...

journal_title：Gerontology

authors： Macieira-Coelho A

更新日期：2000-03-01 00:00:00

abstract：BACKGROUND:Aging changes in different body system are well described, but few studies have considered the relationship between them. OBJECTIVE:The purpose of this study was, therefore, to investigate the interrelationships between markers of aging in different parts of the body. METHODS:A cross-sectional study design...

journal_title：Gerontology

authors： Aihie Sayer A,Osmond C,Briggs R,Cooper C

更新日期：1999-01-01 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：:Walking and other physical activities were studied in a representative population sample of 619 70-year-old people in the city of Gothenburg, Sweden. Walking was the most common physical activity declared, and two thirds of those without an obvious disability walked 30 min or more every day. Subjects who took a daily ...

journal_title：Gerontology

authors： Frändin K,Grimby G,Mellström D,Svanborg A

更新日期：1991-01-01 00:00:00

abstract：:The relation between carotid blood flow measured by Doppler spectrum analysis and brain atrophy on computed tomography (CT) was studied in 22 subjects with multiple lacunar cerebral infarctions. The subjects were divided into two groups, 7 patients with multi-infarct dementia (MID) (mean age 73 years) and 15 nondement...

journal_title：Gerontology

authors： Yamashita K,Kobayashi S,Yamaguchi S,Kitani M,Okada K,Fujihara S,Shimode K,Tsunematsu T

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Irrelevant unexpected stimuli elicit various types of inhibitory processes modulated by ongoing activity. An index of the inhibitory processes, namely the N2b and P3a event-related potentials (ERP), shows marked age-related differences. OBJECTIVE:In this experiment, we attempted to separate the effects of i...

journal_title：Gerontology

authors： Pató L,Czigler I

更新日期：2011-01-01 00:00:00

abstract：:Cyclic AMP-dependent and -independent protein kinase have been isolated from livers of rats at 3, 9, 18 and 30 months of age. A preliminary characterization reported here reveals that in addition to a decrease in their activities due to ageing and a likely shift to cyclic AMP-independent casein kinase activity at 30 m...

journal_title：Gerontology

authors： Kumar R,Chiero L,Rodriguez D

更新日期：1984-01-01 00:00:00

abstract：:Taurine (TAU) is thought to be a neuromodulator or an inhibitory neurotransmitter in the mammalian brain. In the periphery, TAU is involved in a wide spectrum of physiological functions. One of the most important putative physiological function of TAU is the modulation of cardiovascular activity including blood pressu...

journal_title：Gerontology

authors： Wallace DR,Dawson R Jr

更新日期：1990-01-01 00:00:00

abstract：:The distribution of sister chromatid exchange (SCE) points has been analyzed in cultured lymphocytes from three age-groups of 30 females (n = 10; young: 13-20, middle-aged: 30-55, old: 75-84 years). The observed interchromosomal SCE distribution is in good agreement with the results of previous workers, significant ag...

journal_title：Gerontology

authors： Vormittag W

更新日期：1983-01-01 00:00:00

abstract：:The hippocampus is a structure equipped with a high degree of flexibility and adaptation. In contrast to most structures of the adult central nervous system, the hippocampus can rely on a form of plasticity known as neurogenesis. The continuous provision of new neurons derived from resident adult neural stem cells app...

journal_title：Gerontology

authors： Couillard-Despres S,Iglseder B,Aigner L

更新日期：2011-01-01 00:00:00

abstract：:Tuberculosis is still a major cause of morbidity and mortality worldwide. Recent studies have suggested that even in the developed world its incidence in the elderly is increasing. Symptoms of active tuberculosis are non-specific and less pronounced in the elderly. Radiological features are more likely to be 'atypical...

journal_title：Gerontology

authors： Packham S

更新日期：2001-07-01 00:00:00

abstract：BACKGROUND:The prevalence of aortic stenosis is nearly 20% in octogenarians. Aortic valve replacement (AVR) is the optimal therapy choice, yet many symptomatic patients are denied this beneficent technology. Whether mechanical or bioprosthetic, aortic valves are not a scarce resource and their safety, effectiveness and...

journal_title：Gerontology

authors： Bramstedt KA

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND:Six-metre walking speed (SMWS) is a commonly used test for measuring functional performance in older people. However, apart from lower limb strength, few studies have examined the range of physiological and psychological factors that influence performance in this test. OBJECTIVE:To investigate the relative ...

journal_title：Gerontology

authors： Tiedemann A,Sherrington C,Lord SR

更新日期：2005-11-01 00:00:00

abstract：:The last 2 decades have brought an explosion of research, new products, and general attention to the problem of urinary urgency, and yet patients continue to be plagued by this symptom - especially the elderly. What is it? What does it mean? How can we guide patients successfully through this challenge? This paper pre...

journal_title：Gerontology

authors： Potts JM,Payne CK

更新日期：2018-01-01 00:00:00

abstract：:Mitochondrial abnormality in the skeletal muscles of 13 patients with myotonic dystrophy was analyzed by both histochemical and molecular biologic methods. Nine of 13 patients had ragged-red fibers (50 +/- 116 per 10,000 muscle fibers, mean +/- SD), and 10 patients had cytochrome c oxidase-negative fibers (41 +/- 90 p...

journal_title：Gerontology

authors： Sahashi K,Tanaka M,Tashiro M,Ohno K,Ibi T,Takahashi A,Ozawa T

更新日期：1992-01-01 00:00:00

abstract：BACKGROUND:Research on the relationship between vestibular function and falls in older people is sparse. The perception of the postural vertical (PPV) provides an indicator measure of vestibular (otolith) function in the absence of visual input and diminished somatosensory feedback. OBJECTIVE:This study examined wheth...

journal_title：Gerontology

authors： Menant JC,St George RJ,Fitzpatrick RC,Lord SR

更新日期：2012-01-01 00:00:00

abstract：:A prospective study of post-operative morbidity in 258 elderly general surgical patients is reported. In 35% of patients no post-operative complications developed. Respiratory, wound and cardiac complications were the leading types of post-operative morbidity encountered, occurring in 39.5, 16.3, and 12.4% of patients...

journal_title：Gerontology

authors： Seymour DG,Pringle R

更新日期：1983-01-01 00:00:00

abstract：:Demented elderly patients unable to eat independently and often refusing food are threatened by malnutrition. Therefore, we determined in 6 female patients aged 74-100 with senile dementia the average daily food consumption within a 3-week period by the exact weighing methods on six occasions. The average daily energy...

journal_title：Gerontology

authors： Stähelin HB,Hofer HO,Vogel M,Held C,Seiler WO

更新日期：1983-01-01 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：:Dysfunction associated with the aging process positions aging as a leading culprit for development of devastating diseases and mounting health-care costs. Many age-associated conditions for which aging increases risk are neurological disorders with no effective treatments, including Alzhei-mer's disease. As the propor...

journal_title：Gerontology

authors： Castellano JM

更新日期：2019-01-01 00:00:00

abstract：:In the course of a health survey covering 561 inhabitants of Tampere, Finland, aged 85 or over, morning urine specimens were studied. 82% of the participants were women. Significant bacteriuria was recorded in 27% of the subjects, 13% of the men and 30% of the women. Pyuria was recorded in 47% of the total material. R...

journal_title：Gerontology

authors： Heinämäki P,Haavisto M,Mattila K,Rajala S

更新日期：1984-01-01 00:00:00

abstract：:The effects of ageing and of 6 months of Hydergine treatment on lipofuscin deposition within the cytoplasma of pyramidal neurons of rat prefrontal cortex, hippocampus (fields CA1 and CA3) and of Purkinje neurons were assessed microfluorimetrically. No lipofuscin autofluorescence was detected in the nerve cell populati...

journal_title：Gerontology

authors： Amenta D,Ferrante F,Franch F,Amenta F

更新日期：1988-01-01 00:00:00

abstract：:We evaluated quantitatively the efficiency and safety of, and influence of either prior arterial injury or immunity against adenovirus on adenovirus-mediated gene transfer into injured arteries of a relatively large animal model, the dog. A replication-defective adenovirus expressing bacterial lacZ was introduced perc...

journal_title：Gerontology

authors： Ueno H

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:In Germany, there is an ongoing concern about the high prevalence of underweight on admission to health-care institutions. In order to assess possible sex-specific differences, the aim of this study is to provide valid figures about the prevalence and risk factors of underweight of men and women in German nur...

journal_title：Gerontology

authors： Strube-Lahmann S,Müller-Werdan U,Norman K,Skarabis H,Lahmann NA

更新日期：2021-01-20 00:00:00

abstract：BACKGROUND:There is a need for simple clinical tools that can objectively assess the fall risk in people with dementia. Wearable sensors seem to have the potential for fall prediction; however, there has been limited work performed in this important area. OBJECTIVE:To explore the validity of sensor-derived physical ac...

journal_title：Gerontology

authors： Schwenk M,Hauer K,Zieschang T,Englert S,Mohler J,Najafi B

更新日期：2014-01-01 00:00:00

abstract：:A brief review is given of the use of fluoride, mithramycin, glucagon, actinomycin D, calcitonins and diphosphonates for treatment of Paget's disease of bone. The decision regarding treatment, effectiveness of the drugs, the incidence of side effects and assessment of clinical, biochemical, histological, radiological ...

journal_title：Gerontology

authors： Chakravorty NK

更新日期：1979-01-01 00:00:00

abstract：:The characteristics of long-stay patients (defined as those staying more than 6 months) have been studied in a prospective series of 2,405 admissions. 5.6% become long-stay patients and they were more likely to be women, to be readmissions, to have been admitted from an old people's home, to have been non-emergency ad...

journal_title：Gerontology

authors： Hodkinson I,Hodkinson HM

更新日期：1981-01-01 00:00:00

abstract：BACKGROUND:The perioperative assessment and management of elderly patients with hip fracture and significant aortic stenosis (AS) is an increasingly common clinical problem with little data available to guide perioperative management. OBJECTIVES:It was the aim of this study to examine the incidence of perioperative ev...

journal_title：Gerontology

authors： Leibowitz D,Rivkin G,Schiffman J,Rott D,Weiss AT,Mattan Y,Kandel L

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND:The chronic stress of providing care for a spouse suffering from Alzheimer's disease has been associated with an increased risk for coronary artery disease and overall mortality. Procoagulant changes are kindled by mental stress, and they are prospectively associated with atherothrombotic events. OBJECTIVE:...

journal_title：Gerontology

authors： von Kanel R,Dimsdale JE,Adler KA,Patterson TL,Mills PJ,Grant I

更新日期：2005-01-01 00:00:00