Proteomics

Dataset Information

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Proteomic and Metabolomic Profile of Cognitive Stability and Decline Over an Aerobic Exercise Intervention and 5-years later in Older Adults


ABSTRACT: . In this study we identify a unique signature protein and metabolic biomarker panel for those who improve in cognition and those who decline, assessed by the Montreal Cognitive Assessment (MoCA). We investigate a discovery cohort of Brain in Motion participants involving a quasi-experimental aerobic exercise intervention study and analyze blood plasma before and after a six-month aerobic exercise intervention and 5 years later. We relate the differentially expressed proteins and metabolites to subjective sleep quality measures and fitness level. This study informs on the differences in the plasma of those who decline and those who improve in cognition, identifying pathways that are of importance for preventing cognitive decline.

INSTRUMENT(S): Orbitrap Fusion Lumos

ORGANISM(S): Homo Sapiens (human)

TISSUE(S): Blood Plasma

SUBMITTER: Luiz Gustavo de Almeida  

LAB HEAD: Antoine Dufour

PROVIDER: PXD049430 | Pride | 2025-04-15

REPOSITORIES: Pride

Dataset's files

Source:
Action DRS
S10940_Marc_5_269_201020.raw Raw
S10941_Marc_6_270_201020.raw Raw
S10942_Marc_9_273_201020.raw Raw
S10943_Marc_10_274_201020.raw Raw
S10944_Marc_11_275_201020.raw Raw
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Publications


The physiological basis of cognitive decline remains largely uncharacterized. We identified a protein panel signature, in living humans, that correlates to improvement in neurocognition over a period of 5 years. Our signature is composed of complement proteins, coagulation cascade, and extracellular matrix regulators. In our cohort, SERPINF1 is associated with greater maximal oxygen uptake after an aerobic exercise intervention. Sleep quality is also a key factor in relation to inter-alpha-tryps  ...[more]

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