During normal pregnancy, the 5'-nucleotidase (AMPase) enzyme activity on the circulating human lymphocyte pellet has been found to be increased significantly (p less than 0.001) in comparison with that of healthy normal persons employed as controls. The increased lymphocyte activity diminished rapidly subsequent to parturition. The enzyme activity on lymphocytes purified from umbilical cord blood was not increased. Acute viral infections induced a transient reduction in the enzyme activity. Further studies of this natural defence mechanism are in progress.
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Background: The autophagy lysosomal pathway (ALP) and the ubiquitin-proteasome system (UPS) are key proteostasis mechanisms in cells, which are dysfunctional in AD and linked to protein aggregation and neuronal death. Autophagy is over activated in Alzheimer's disease brain whereas UPS is severely impaired. Activating autophagy has received most attention, however recent evidence suggests that UPS can clear aggregate proteins and a potential therapeutic target for AD and protein misfolding diseases.
View Article and Find Full Text PDFBackground: Senile dementia (SD) is a deteriorative organic brain disorder and it comprises Alzheimer's disease (AD) as a major variant. SD is shown impairment of mental capacities whereas AD is degeneration of neurons. According to World Health Organization (WHO) report; more than 55 million peoples have dementia and it is raising 10 million new cases every year.
View Article and Find Full Text PDFBackground: Alzheimer's disease (AD) is a neurodegenerative disorder without a cure. Targeting this multifactorial disease by repurposing FDA approved drugs serves as a faster mode of treatment due to its pre-established human safety. We tested terazosin (TZ), an a-1 adrenergic receptor (AR) antagonist and phosphoglycerate kinase-1 (PGK1) activator as having potential to treat AD.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Indiana University School of Medicine, Indianapolis, IN, USA.
Background: Focusing on novel AD treatments, the TREAT-AD centers offer an array of free research tools, shared via the AD Knowledge Portal in a Target Enablement Package (TEP). This abstract showcases the research conducted by the IUSM-Purdue TREAT-AD Center, specifically focusing on Targeting class-II PI3K's as a potential breakthrough in AD therapy. Endocytosis within the brain encompasses diverse pathways for internalizing extracellular cargoes and receptors into cells.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Chitkara College of Pharmacy, Chitkara University, Rajpura, Punjab, India.
Background: The present study recapitulates the potency of the novel synthesized piperazine-benzoquinone derivative as a lead molecule selectively targeting AChE along with the antioxidative potential for the management of cognitive decline in Alzheimer's disease.
Method: Novel piperazine-benzoquinone derivative was synthesized implementing appropriate synthetic procedures and was characterized by various spectral and elemental techniques. The purity of this synthetic analogue was ascertained by TLC, melting point determination and elemental analyses.
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