Cross-linking of collagen depending on age.

abstract：:Adult stem cells in mammalian organs play pivotal roles in the maintenance and repair of these organs throughout the life of the adult and maintain the proper homeostasis of a tissue or organ. Among the adult stem cells described to date, mesenchymal stem cells (MSCs) are highlighted for clinical applications because ...

journal_title：Gerontology

authors： Yu KR,Kang KS

更新日期：2013-01-01 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：: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：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：:Caloric restriction (CR), has been shown to extend average and maximum lifespan in rodents and other animals as well as to delay a wide variety of manifestations of aging. The purpose of this study was to further elucidate the relationship between lipofuscin (LF) accumulation and the aging process by examining the eff...

journal_title：Gerontology

authors： Moore WA,Davey VA,Weindruch R,Walford R,Ivy GO

更新日期：1995-01-01 00:00:00

abstract：:Mechanisms underlying the decreased febrile response in the elderly have not been elucidated. One hypothesis is that elderly persons have a decreased response at the hypothalamic or peripheral effector level to endogenous pyrogen (EP). We studied the response to human monocyte-derived EP in young adult and aged Fische...

journal_title：Gerontology

authors： Tocco-Bradley R,Singer R,Kluger MJ,Kauffman CA

更新日期：1985-01-01 00:00:00

abstract：BACKGROUND:Malnutrition is a widespread but largely unrecognized problem in aged patients, more so as it is a contributing factor to the increased morbidity and mortality in this age group. Since direct measurements of body composition are not possible in a large number of patients, good anthropometric reference data a...

journal_title：Gerontology

authors： Bonnefoy M,Jauffret M,Kostka T,Jusot JF

更新日期：2002-05-01 00:00:00

abstract：:The maximal glucocorticoid responsiveness and the adaptation degree are reduced in old rat liver as demonstrated by cortisol stimulation of RNA polymerases. Nevertheless the concentration of unoccupied 3H-dexamethasone binding sites in molybdate-stabilized cytosol of adrenalectomized old animals is significantly incre...

journal_title：Gerontology

authors： Martin H,Martin R

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND:To explore predictors of functional improvement or decline in instrumental activities of daily living (IADL) among community-dwelling older people. METHODS:Of all the residents (>or=65 years, n = 1,673) living in Yoita town, Niigata prefecture, Japan, in 2000, 1,544 subjects who participated in the baseline...

journal_title：Gerontology

authors： Fujiwara Y,Yoshida H,Amano H,Fukaya T,Liang J,Uchida H,Shinkai S

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND:The chronological age is clearly the strongest risk factor for fractures or death. Age as a concept can be described exactly as chronological age. Age in relative terms can be described as biological age. OBJECTIVE:We postulated that, even without taking into account known or unknown comorbidity, an immedia...

journal_title：Gerontology

authors： Gerdhem P,Ringsberg K,Akesson K,Obrant KJ

更新日期：2004-09-01 00:00:00

abstract：:We have previously shown that lymphocytes from Alzheimer's disease (AD) patients are hypersensitive to ionising radiation, as revealed by their higher levels of dicentrics than those from age-matched, normal individuals. We have now examined the sensitivity of these cells to N-methyl-N-nitrosourea or methyl methanesul...

journal_title：Gerontology

authors： Tobi SE,Neary D,Itzhaki RF

更新日期：1993-01-01 00:00:00

abstract：:The article discusses some aspects demonstrating that a decrease in acetylcholine synthesis in senile dementia of the Alzheimer type (SDAT) is a consequence of the strong decline in glucose turnover in the brain. This becomes obvious by the fact that acetylcoenzyme A, the key substrate of acetylcholine synthesis, is e...

journal_title：Gerontology

authors： Meier-Ruge W,Bertoni-Freddari C,Iwangoff P

更新日期：1994-01-01 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

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：:The effect of aging on plasma erythropoietin (EPO) levels after acute hemorrhage was investigated in ovariectomized (Ovx) rats. Old (22 months), middle (mid)-aged (14 months) and adult (5-6 months) Ovx rats were studied. Rats were anesthetized with ether and bled by heart puncture (5 ml/kg). They were bled again after...

journal_title：Gerontology

authors： Wang RY,Tung YF,Wang PS

更新日期：1995-01-01 00:00:00

abstract：BACKGROUND:Falls are a significant problem for older adults. Individuals who have sustained a fall come to the attention of health care providers and are at risk of further falls. To promote the highest quality of care and reduce variation in care, a practice guideline is needed. Summarization of evidence regarding fal...

journal_title：Gerontology

authors： Moreland J,Richardson J,Chan D,O'Neill J,Bellissimo A,Grum R,Shanks L

更新日期：2003-03-01 00:00:00

abstract：:In the United States, an increasing proportion of all forms of reactivation tuberculosis occurs in patients over the age of 60 years. Atypical presentations and presence of chronic illness obscure the diagnosis of tuberculosis in the elderly. Prompt diagnosis requires a high index of suspicion and aggressive procedure...

journal_title：Gerontology

authors： Nagami P,Yoshikawa TT

更新日期：1984-01-01 00:00:00

abstract：BACKGROUND:Although foot pain has been linked to fall risk, contributions of pain severity, foot posture, or foot function are unclear. These factors were examined in a cohort of older adults. OBJECTIVE:The purpose of this study was to examine the associations of foot pain, severity of foot pain, and measures of foot ...

journal_title：Gerontology

authors： Awale A,Hagedorn TJ,Dufour AB,Menz HB,Casey VA,Hannan MT

更新日期：2017-01-01 00:00:00

abstract：:A group of clinical senile dementia patients underwent a series of cerebrovascular examinations. Some of them were standard examinations (fundus oculi, electroencephalogram, rheoencephalogram, cerebral angiogram and pneumonencephalogram) while the others were studying regional cerebral blood flow (rCBF) and modificati...

journal_title：Gerontology

authors： Dekoninck WJ,Collard M,Noel G

更新日期：1977-01-01 00:00:00

abstract：OBJECTIVES:Creutzfeldt-Jakob disease (CJD) is not only a disorder of the central nervous system but also affects the skeletal muscle. Subclinical skeletal muscle involvement, manifesting as hyper-creatine-kinase (CK)-emia, is rare. CASE REPORT:The patient, a 60-year-old male, developed progressive dementia, accompanie...

journal_title：Gerontology

authors： Finsterer J,Gelpi E

更新日期：2006-01-01 00:00:00

abstract：BACKGROUND:Previous extensive clinical studies, using angiography or ultrasound, investigated the influence of alimentary, medicamentous and other antiatherosclerotic measures on the degree of atherosclerosis. The following signs of regression were found: clinical improvement, changes in tonus of vascular walls, format...

journal_title：Gerontology

authors： Kunz J

更新日期：2002-09-01 00:00:00

abstract：BACKGROUND:The common cause account suggests that there is a third factor causing aging effects in both sensory and cognitive functioning, hypothesized to be the integrity of the central nervous system [Lindenberger and Baltes; Psychol Aging 1994;9:339-355]. Importantly, the common cause account was developed based on ...

journal_title：Gerontology

authors： Sternäng O,Jonsson B,Wahlin A,Nyberg L,Nilsson LG

更新日期：2010-01-01 00:00:00

abstract：:Differences between women and men in terms of gender gaps at late stages of their lives are the focus of this mini-review. We approach the matter by taking up the position of complex yet promising standpoints, the bio-psycho-social perspective on the one hand and approaches of developmental psychology on the other. Li...

journal_title：Gerontology

authors： Kryspin-Exner I,Lamplmayr E,Felnhofer A

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:To focus on diagnostic and therapeutic problems of pulmonary embolism in the elderly. METHODS:Retrospective analysis of 5 years of clinical, instrumental, and laboratory data (collected at the time of hospital admission) for patients 65 years and older with pulmonary embolism proven by a high-probability sci...

journal_title：Gerontology

authors： Masotti L,Ceccarelli E,Cappelli R,Guerrini M,Forconi S

更新日期：2000-07-01 00:00:00

abstract：BACKGROUND:Older adults are stereotypically considered to be risk averse compared to younger age groups, although meta-analyses on age and the influence of gain/loss framing on risky choices have not found empirical evidence for age differences in risk-taking. OBJECTIVE:The current study extends the investigation of a...

journal_title：Gerontology

authors： Best R,Freund AM

更新日期：2018-01-01 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：: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：: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：:During the past decade, controversy has raged about the necessity of renal biopsy for the management of the idiopathic nephrotic syndrome. The debate has centered on whether a precise diagnosis is imperative for steroid treatment or whether such therapy can be given blindly. The above question has not been addressed i...

journal_title：Gerontology

authors： Moran D,Korzets Z,Bernheim J,Bernheim J,Yaretzky A

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Hypoxia and aging determine on mammalian cells a stress response which implies modified production of oxidants, reactive oxygen species or reactive nitrogen species at the mitochondrial level, interfering with cell-signaling proteins and inducing mitochondrial damage, apoptosis occurrence and functional cons...

journal_title：Gerontology

authors： Zara S,Rapino M,Centurione L,di Giacomo V,Petruccelli G,Cataldi A

更新日期：2010-01-01 00:00:00