Serum amyloid A concentrations were determined in serial serum samples of 41 patients with confirmed acute myocardial infarction (10 with acute ischaemia and two with myocarditis). A sharp increase in serum amyloid A concentration was observed early at onset of infarct; it peaked on the third day (up to 2200 fold of normal values) and declined towards normal during the following days, if no complications occurred. Different patterns were observed in patients with acute ischaemia or myocarditis. Although serum amyloid A is not a specific marker, it may, because of its high sensitivity and characteristic patterns of change, represent an additional useful biochemical variable in the diagnosis, follow up, and prognosis of acute ischaemic heart disease.
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http://dx.doi.org/10.1136/jcp.39.6.635 | DOI Listing |
Biosci Trends
January 2025
Department of Neurosurgery, Haikou Affiliated Hospital of Central South University Xiangya School of Medicine, Haikou, China.
Alzheimer's disease (AD), the leading cause of dementia, significantly impacts global public health, with cases expected to exceed 150 million by 2050. Late-onset Alzheimer's disease (LOAD), predominantly influenced by the APOE-ε4 allele, exhibits complex pathogenesis involving amyloid-β (Aβ) plaques, neurofibrillary tangles (NFTs), neuroinflammation, and blood-brain barrier (BBB) disruption. Proteomics has emerged as a pivotal technology in uncovering molecular mechanisms and identifying biomarkers for early diagnosis and intervention in AD.
View Article and Find Full Text PDFJ Toxicol Pathol
January 2025
Laboratory of Veterinary Pathology, School of Veterinary Medicine, Azabu University, 1-17-71 Fuchinobe, Chuo-ku, Sagamihara-shi, Kanagawa 252-5201, Japan.
Amyloidosis is characterized by the extracellular deposition of insoluble protein fibrils that cause cellular damage and dysfunction in organs and tissues. Multiple types of amyloidosis and their causative precursor proteins have been identified in humans and animals. In toxicological studies, a high incidence of spontaneous amyloidosis has been reported in CD-1 mice; however, the precursor protein responsible remains unclear.
View Article and Find Full Text PDFFront Pharmacol
January 2025
Key Research Laboratory for Prevention and Treatment of Cerebrospinal diseases, Shaanxi Provincial Administration of Traditional Chinese Medicine, Xianyang, China.
Purpose: Xixin Decoction (XXD) is a classical formula that has been used to effectively treat dementia for over 300 years. Modern clinical studies have demonstrated its significant therapeutic effects in treating Alzheimer's disease (AD) without notable adverse reactions. Nevertheless, the specific mechanisms underlying its efficacy remain to be elucidated.
View Article and Find Full Text PDFBiol Methods Protoc
January 2025
Engelhardt Institute of Molecular Biology, Russian Academy of Sciences, 119991, Moscow, Russia.
Alzheimer's disease (AD) is a multifactorial systemic disease that is triggered, at least in part, by the accumulation of β-amyloid (Aβ) peptides in the brain, but it also depends on immune system-mediated regulation. Recent studies suggest that B cells may play a role in AD development and point to the accumulation of clonally expanded B cells in AD patients. However, the specificity of the clonally expanded B cells is unknown, and the contribution of Aβ-specific B cells to AD pathology development is unclear.
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