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Sung, Yun Ju; Yang, Chengran; Norton, Joanne; Johnson, Matt; Fagan, Anne; Bateman, Randall J; Perrin, Richard J; Morris, John C; Farlow, Martin R; Chhatwal, Jasmeer P; Schofield, Peter R; Chui, Helena; Wang, Fengxian; Novotny, Brenna; Eteleeb, Abdallah; Karch, Celeste; Schindler, Suzanne E; Rhinn, Herve; Johnson, Erik C B; Oh, Hamilton Se-Hwee; Rutledge, Jarod Evert; Dammer, Eric B; Seyfried, Nicholas T; Wyss-Coray, Tony; Harari, Oscar; Cruchaga, Carlos
Science translational medicine, 07/2023, Letnik: 15, Številka: 703Journal Article
Proteomic studies for Alzheimer's disease (AD) are instrumental in identifying AD pathways but often focus on single tissues and sporadic AD cases. Here, we present a proteomic study analyzing 1305 proteins in brain tissue, cerebrospinal fluid (CSF), and plasma from patients with sporadic AD, risk variant carriers, patients with autosomal dominant AD (ADAD), and healthy individuals. We identified 8 brain, 40 CSF, and 9 plasma proteins that were altered in individuals with sporadic AD, and we replicated these findings in several external datasets. We identified a proteomic signature that differentiated variant carriers from both individuals with sporadic AD and healthy individuals. The proteins associated with sporadic AD were also altered in patients with ADAD, but with a greater effect size. Brain-derived proteins associated with ADAD were also replicated in additional CSF samples. Enrichment analyses highlighted several pathways, including those implicated in AD (calcineurin and Apo E), Parkinson's disease (α-synuclein and LRRK2), and innate immune responses (SHC1, ERK-1, and SPP1). Our findings suggest that combined proteomics across brain tissue, CSF, and plasma can be used to identify markers for sporadic and genetically defined AD.
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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Povezave do osebnih bibliografij avtorjev | Povezave do podatkov o raziskovalcih v sistemu SICRIS |
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Vir: Osebne bibliografije
in: SICRIS
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