Tag Archives: Biomarkers

Walking Speed in Midlife: a Predictor of Physical and Mental Decline? (BBC News / JAMA Network Open)

Summary Slow walking speed (“gait speed”) in mid-life appears to be an early warning sign of accelerated ageing. Slower walkers tend to display more signs of accelerated ageing in terms of various markers and measures (such as lung health, teeth, … Continue reading

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Blood Test Able to Predict Alzheimer’s Disease Decades Before Symptoms? (BBC News / Neurology)

Summary Research published in the Neurology journal claims a significant breakthrough in the development of a blood test (for plasma Aβ42/Aβ40) which may be able to predict Alzheimer’s Disease onset with 94% accuracy. Due caution: “But it’s important to note … Continue reading

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Dementia Biomarkers Re-Explored? (General Psychiatry / JGCR)

Summary A recent systematic review examines biomarkers, as strictly defined, for neurodegenerative diseases. “Vast improvements in neuroimaging techniques have led to newly discovered biomarkers and diagnostics”. p.5 Behavioural biomarkers are mentioned hardly at all. Full Text Link Reference Maclin, JMA. … Continue reading

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Smell Test for Early Detection of Parkinson’s Disease (BBC News)

Summary Parkinson’s Disease has a distinctive odour for certain gifted individuals, which has been analysed chemically and may now be replicated for automated detection by machine. This may, in future, permit earlier diagnosis and open the possibilities for timely treatments … Continue reading

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Eye Tests for Early Detection of Alzheimer’s Disease? (NHS Digital / Ophthalmology Retina)

Summary Further discussion about the possibilities of using inexpensive eye tests to detect Alzheimer’s Disease, perhaps years before symptoms appear. This particular technique involves the examination of blood vessels and blood flow in the retina, as detected by Octa (Optical … Continue reading

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More on Possible Blood Tests for Pre-Symptomatic Alzheimer’s Disease (NHS Digital / Nature Medicine)

Summary People with a rare hereditary form of Alzheimer’s Disease (Dominantly Inherited Alzheimer’s Disease) have raised levels of a protein called neurofilament light chain (NfC) in their blood, arising from damage to previously healthy nerve cells. These elevated levels of … Continue reading

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Summary of Recent Progress in Alzheimer’s Disease Prevention Trials (CTAD / JPAD)

Summary The following article summarises a round-up of present understanding and developments reflected in current and planned prevention trials, as discussed at a EU / US / Clinical Trials in Alzheimer’s Disease (CTAD) Task Force meeting, as of December 2016-7. … Continue reading

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