Hepatocyte growth factor (HGF) is a novel potential therapy for improving bone health in patients with type II diabetes and hypertension, but its effect on the bone molecular structure is not revealed yet. Here, X-ray absorption near edge structure (XANES) spectroscopy was used to explore the effects elicited by HGF on the bone chemical structure. This study assessed local calcium (Ca) and phosphorus (P) coordination of diabetic hypertensive rat bones, each with and without HGF treatment. Results revealed that HGF has significant effects on Ca and P coordination chemistry as confirmed by presence of more soluble phosphates in the HGT-treated groups. Data indicated that treated bones have a poorly developed phosphate structure as evidenced by drastic drop in post-edge shoulder in P L-edge compared to diabetic hypertensive and diabetic control bone. Presence of soluble Ca and P, products of bone resorption, with HGF treatment suggests unbalanced bone resorption and formation.
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http://dx.doi.org/10.1557/s43578-021-00300-8 | DOI Listing |
Alzheimers Dement
December 2024
iCBR - Coimbra Institute for Clinical and Biomedical Research, Faculty of Medicine, University of Coimbra, Coimbra, Coimbra, Portugal; Institute of Pharmacology and Experimental Therapeutics, Faculty of Medicine, University of Coimbra, Coimbra, Coimbra, Portugal; CIBB - Center for Innovative Biomedicine and Biotechnology, University of Coimbra, Coimbra, Coimbra, Portugal; Institute of Interdisciplinary Research (IIIUC), University of Coimbra, Coimbra, Coimbra, Portugal; CNC-UC - Center for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Coimbra, Portugal.
Background: Cardiometabolic diseases, such as type 2 diabetes, hypertension, dyslipidemia or obesity, constitute major causes of mortality and morbidity worldwide, especially among middle-aged individuals. The increasing incidence and association with aging and lifestyle, render the cardiometabolic diseases a societal concern. This is further reinforced by their association with an increased risk of cognitive impairment and neurodegenerative diseases (namely dementia and Alzheimer's disease (AD)).
View Article and Find Full Text PDFAlzheimers Dement
December 2024
University College London, London, United Kingdom.
Background: Our authors from around the world met to summarise the available knowledge, decide which potentially modifiable risk factors for dementia have compelling evidence and create the most comprehensive analysis to date for potentially modifiable risk factors to inform policy, give individuals the opportunity to control their risks and generate research.
Method: We incorporated all risk factors for which we judged there was strong enough evidence. We used the largest recent worldwide meta-analyses for risk factor prevalence and relative risk and if not available the best data.
Alzheimers Dement
December 2024
University College London, London, United Kingdom.
Background: The 2020 Lancet Commission on dementia prevention, intervention and care estimated that up to 40% of dementia cases could be prevented by tackling 12 potentially modifiable risk factors, namely less education, hearing loss, hypertension, physical inactivity, diabetes, social isolation, excessive alcohol consumption, air pollution, smoking, obesity, traumatic brain injury, depression. As more evidence on risk factors emerges, the Lancet standing commission on dementia met to update evidence on established dementia risk factors and to consider the evidence for other risk factors.
Method: We used a lifecourse approach to understand how to reduce risk or prevent dementia, as many risks operate at different timepoints in the lifespan.
Alzheimers Dement
December 2024
Jeonbuk Provincial Dementia Center, Jeonju, Korea, Republic of (South).
Background: Combined cognitive training and physical activity has been known to improve brain function. The purpose of this study is to investigate whether combined intervention affects the improvement of cognitive function in the community-dwelling elderly, and to determine if it improves physical function, such as motor speed and balance.
Method: The study was conducted among community-dwelling elderly aged 65 years.
Alzheimers Dement
December 2024
Center for Alzheimer's Research and Treatment, Brigham and Women's Hospital/Harvard Medical School, Boston, MA, USA.
Background: Medical history and healthcare utilization in preclinical Alzheimer's disease (AD) are not well characterized and may reveal indicators associated with asymptomatic stages of AD.
Methods: This retrospective observational study compared 246 Anti-Amyloid Treatment in Asymptomatic AD study (A4) individuals who met elevated brain amyloid eligibility criteria to 121 individuals in the companion Longitudinal Evaluation of Amyloid Risk and Neurodegeneration study (LEARN) who were eligible for A4 except did not meet elevated amyloid eligibility criteria. Matched-controls for A4/LEARN, using a 3:1 match of demographics, Medicare enrollment month, and frailty status, were randomly selected from Medicare beneficiaries without cognitive impairment/dementia claims.
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