Effect of age on collagen fibril formation.

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：: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：:Alloxan diabetes in Swiss mice of both sexes accelerated the ageing of collagen in newly formed cotton pellet granuloma concomitant with its similar effect on dorsal skin. The degree of response of collagen to alloxanization was dependent on the duration of the treatment and the sex of the animal. It is suggested that...

journal_title：Gerontology

authors： Behera HN,Patnaik BK

更新日期：1981-01-01 00:00:00

abstract：:Aging researchers have long been interested in understanding individuals' subjective perceptions of their own memory functioning. Previous research has shown that subjective memory ratings are partly based on memory performance but also reflect the influence of other factors, such as depressive symptoms. The aim of th...

journal_title：Gerontology

authors： Hülür G,Hertzog C,Pearman AM,Gerstorf D

更新日期：2015-01-01 00:00:00

abstract：:The purpose of this study was to examine the effects of a multifactorial memory training program designed for normal older adults. The multifactorial program involved the training of three components that are critical to memory functioning: recoding operations, attentional functions and relaxation. Two controls groups...

journal_title：Gerontology

authors： Stigsdotter A,Bäckman L

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Cardiac surgery is widely believed to be an excessively high-risk intervention for very elderly patients with coronary artery or valvular disease. However, as life expectancy and the prospect of sustained quality of life into older age increase, this assumption should be challenged so that surgery is not den...

journal_title：Gerontology

authors： Guilfoyle MR,Drain AJ,Khan A,Ferguson J,Large SR,Nashef SA

更新日期：2010-01-01 00:00:00

abstract：:Still's disease is very rare in elderly patients. We report a case of Still's disease in an elderly patient that had an atypical initial presentation. A 76-year-old woman developed unexplained chronic anemia and thrombocytosis. Three years later she had acute onset of high fever, arthritis, maculopapular rash, pleurit...

journal_title：Gerontology

authors： Vilá LM,Molina MJ

更新日期：2007-01-01 00:00:00

abstract：BACKGROUND:Perceived stress may be a modifiable risk factor for mild cognitive impairment (MCI) and ultimately dementia, but studies on this topic from low- and middle-income countries (LMICs) are lacking. OBJECTIVE:We assessed the association between perceived stress and MCI in six LMICs (China, Ghana, India, Mexico,...

journal_title：Gerontology

authors： Koyanagi A,Oh H,Vancampfort D,Carvalho AF,Veronese N,Stubbs B,Lara E

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Lying on the floor for a long time after falls, regardless of whether an injury results, remains an unsolved health care problem. In order to develop efficient and acceptable fall detection and reaction approaches, it is relevant to improve the understanding of the circumstances and the characteristics of po...

journal_title：Gerontology

authors： Schwickert L,Klenk J,Zijlstra W,Forst-Gill M,Sczuka K,Helbostad JL,Chiari L,Aminian K,Todd C,Becker C

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:In Japan, vascular dementia (VD) has been responsible for the majority of all dementia cases in both epidemiological and neuropathological studies. Recently, however, several epidemiological investigations have shown that the rate of VD has decreased and senile dementia of the Alzheimer type (SDAT) is now th...

journal_title：Gerontology

authors： Seno H,Ishino H,Inagaki T,Iijima M,Kaku K,Inata T

更新日期：1999-01-01 00:00:00

abstract：:Although the two-point discrimination test of the skin is a simple test of the sensory nerve function, there have been few studies on age-related changes in the ability to discriminate between two points in a large noninstitutionalized population. In this study we attempted (1) to determine normal values on the two-po...

journal_title：Gerontology

authors： Shimokata H,Kuzuya F

更新日期：1995-01-01 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：BACKGROUND:During development and aging, as well as under hypoxia, many cells can adapt to a stressful environment, while others are damaged and die by apoptosis. In particular, intermittent hypoxia, i.e., hypoxia followed by reoxygenation, determines different responses in young and adult myocardia. OBJECTIVE:In the ...

journal_title：Gerontology

authors： Bianchi G,Di Giulio C,Rapino C,Rapino M,Antonucci A,Cataldi A

更新日期：2006-01-01 00:00:00

abstract：:The 'use it or lose it' hypothesis of cognitive aging predicts that engagement in intellectual, social, and physical activities offers protective benefits from age-related cognitive decline and lowers dementia risk. Although this hypothesis has not yet been supported conclusively, there is some empirical evidence in f...

journal_title：Gerontology

authors： Bielak AA

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND:Developmental researchers use a variety of research designs to examine aging-related changes. Most longitudinal studies of aging are based on research designs that feature successive, widely spaced, assessments to estimate changes in cognitive performance. Such designs assume that short-term variations in co...

journal_title：Gerontology

authors： Martin M,Hofer SM

更新日期：2004-01-01 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：BACKGROUND:Alzheimer's disease (AD) is a neurodegenerative disorder in middle and late age. Ribosomal RNA (rRNA) genes are located in the nucleolus (nucleolar organizer regions = NORs). There are increased deposits of beta-amyloid protein in the brains of the patients with AD and aged individuals with Down's syndrome (...

journal_title：Gerontology

authors： Dönmez-Altuntaş H,Akalin H,Karaman Y,Demirtaş H,Imamoğlu N,Ozkul Y

更新日期：2005-09-01 00:00:00

abstract：:Two kinds of evidence, taken in conjunction, indicate that Orgel's theory is inapplicable to a wide range of disorders of senescence in man. The age dependence and the anatomical distribution of the lesions of such disorders imply a Burnet type 'forbidden clone' theory of ageing. We describe the difficulty of establis...

journal_title：Gerontology

authors： Burch PR,Jackson D

更新日期：1976-01-01 00:00:00

abstract：:Both ageing and vitamin C (VC) deficiency result in immune defect. Since low serum and tissue levels of VC are found in the elderly, we have in a placebo-controlled study, tested the effect of VC supplements (500 mg/day i.m. for 1 month) on various immune parameters. Indeed, VC enhances the proliferative response of T...

journal_title：Gerontology

authors： Kennes B,Dumont I,Brohee D,Hubert C,Neve P

更新日期：1983-01-01 00:00:00

abstract：BACKGROUND:Mortality in the intensive care unit (ICU) rises with age, a high basal serum cortisol and a small response to adrenocorticotropin (ACTH) stimulation. Even slight impairment of the adrenal response during severe illness can be lethal. OBJECTIVES:To determine if age is associated with changes in basal or sti...

journal_title：Gerontology

authors： Beale E,Zhu J,Belzberg H

更新日期：2002-03-01 00:00:00

abstract：:Phagocytically stimulated canine leukocyte suspensions obtained from 12 young adult and 43 aged individuals were examined for several physiological manifestations of the phagocytically induced respiratory burst. There was considerable variation in levels of oxygen consumption, glucose oxidation via the hexose monophos...

journal_title：Gerontology

authors： Johnson DD,Renshaw HW,Warner DH,Browder EJ,Williams JD

更新日期：1984-01-01 00:00:00

abstract：:Measurements of total exchangeable potassium and total exchangeable sodium, total body water and extracellular fluid volumes were made in 69 patients aged 30-90+ years, using multiple isotope techniques. The patients were not suffering from any chronic disorder or having potassium or diuretic therapy and were consider...

journal_title：Gerontology

authors： Cox JR,Shalaby WA

更新日期：1981-01-01 00:00:00

abstract：:The activity of ceruloplasmin (CP) increased 3-fold in rat blood between 1 week and 20 months of age, but the difference in CP activity of adult and old rats was only 14%, which still is statistically significant (p less than 0.01). The increase in NaCl and KCl concentrations in vitro resulted in the same exponential ...

journal_title：Gerontology

authors： Semsei I

更新日期：1991-01-01 00:00:00

abstract：:The influence of age and smoking on pharmacokinetics of pindolol and propranolol was investigated. Although there was a statistically significant difference in certain pharmacokinetic parameters (maximum plasma concentration, area under the curve, elimination constant and elimination half-life) between elderly patient...

journal_title：Gerontology

authors： Hitzenberger G,Fitscha P,Beveridge T,Nüesch E,Pacha W

更新日期：1982-01-01 00:00:00

abstract：:Morphometric measurements have been carried out on the human myenteric esophageal neurons at the ages of 20-40 and more than 70 years. The number of neurons decreases after 70 years of age, which is accompanied by an increase in the sizes of the neurons. In percentage terms the decrease in the number of neurons in the...

journal_title：Gerontology

authors： Meciano Filho J,Carvalho VC,de Souza RR

更新日期：1995-01-01 00:00:00

abstract：:Period life expectancy is one of the most used summary indicators for the overall health of a population. Its levels and trends direct health policies, and researchers try to identify the determining risk factors to assess and forecast future developments. The use of period life expectancy is often based on the assump...

journal_title：Gerontology

authors： Luy M,Di Giulio P,Di Lego V,Lazarevič P,Sauerberg M

更新日期：2020-01-01 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：:In this paper we asked whether the increased production of two proinflammatory cytokines-tumor necrosis factor-alpha (TNF alpha) and interleukin-6 (IL6) in the absence of the inflammatory stimulus, a phenomenon frequently occurring in the elderly, may contribute to the decrease of natural killer (NK) cytotoxic activit...

journal_title：Gerontology

authors： Myśliwska J,Bryl E,Zorena K,Balon J,Foerster J,Myśliwski A

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:It is known that growth factors play a role in ageing and atherogenesis, and insulin develops mitogenic activity in vitro. OBJECTIVES:This study focuses on the pathway by which insulin induces proliferation and mobility in vascular smooth muscle cells (SMCs) compared with that of insulin-like growth factor-...

journal_title：Gerontology

authors： Ruiz-Torres A,Lozano R,Melón J,Carraro R

更新日期：2005-07-01 00:00:00

abstract：:The prevalence of and risk factors for varicose veins (VV) were studied in elderly persons over 60 years of age who had visited the Tonya and Farabi Hospitals in Trabzon, a city in northeastern Turkey. VV were defined as dilated, tortuous and elongated veins of the lower extremities and were classified into four types...

journal_title：Gerontology

authors： Komsuoğlu B,Göldeli O,Kulan K,Cetinarslan B,Komsuoğlu SS

更新日期：1994-01-01 00:00:00