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Biochemistry, Biophysics, and Structural Biology

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Biomarker

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Full-Text Articles in Medicine and Health Sciences

A Potential Role Of Urinary P75ecd As A Biomarker For Amyotrophic Lateral Sclerosis In An American Cohort, Swati Dhasmana, Anupam Dhasmana, Sheema Khan, Acharan S. Narula, Murali Yallapu, Subhash Chauhan Mar 2024

A Potential Role Of Urinary P75ecd As A Biomarker For Amyotrophic Lateral Sclerosis In An American Cohort, Swati Dhasmana, Anupam Dhasmana, Sheema Khan, Acharan S. Narula, Murali Yallapu, Subhash Chauhan

Research Symposium

Background: Neurological disorders present a unique complexity compared to other diseases, involving multiple risk factors, causes, treatments, and outcomes. These disorders often exhibit various molecular and morphological changes indicative of disruptions in cellular plasticity and resilience. The pathogenesis of many neurological disorders remains unclear, necessitating ongoing investigations. Amyotrophic lateral sclerosis (ALS) exemplifies an idiopathic and fatal neurodegenerative disease marked by the degeneration of upper and lower motor neurons. The average life expectancy post-diagnosis is a mere 36 months, primarily attributed to respiratory muscle denervation.The persistent challenges in ALS clinical trials and the absence of effective therapeutic options have intensified interest …


Repeated Stressors In Adulthood Increase The Rate Of Biological Ageing, Michaela Hau, Mark F. Haussmann, Timothy J. Greives, Christa Matlack, David Costantini, Michael Quetting, James S. Adelman, Ana C. Miranda, Jesko Partecke Jan 2015

Repeated Stressors In Adulthood Increase The Rate Of Biological Ageing, Michaela Hau, Mark F. Haussmann, Timothy J. Greives, Christa Matlack, David Costantini, Michael Quetting, James S. Adelman, Ana C. Miranda, Jesko Partecke

James S. Adelman

Individuals of the same age can differ substantially in the degree to which they have accumulated tissue damage, akin to bodily wear and tear, from past experiences. This accumulated tissue damage reflects the individual’s biological age and may better predict physiological and behavioural performance than the individual‘s chronological age. However, at present it remains unclear how to reliably assess biological age in individual wild vertebrates. We exposed hand-raised adult Eurasian blackbirds (Turdus merula) to a combination of repeated immune and disturbance stressors for over one year to determine the effects of chronic stress on potential biomarkers of biological ageing including …