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Fig. 2 | Alzheimer's Research & Therapy

Fig. 2

From: Glutaminyl cyclase activity correlates with levels of Aβ peptides and mediators of angiogenesis in cerebrospinal fluid of Alzheimer’s disease patients

Fig. 2

CSF levels of N-terminal variants of Aβ peptides determined by LC-MS. a Aβ1-40, b Aβ3-40, c Aβ11-40, d Aβ1-42 and e Aβ11-42. p values from Kruskal–Wallis statistics, post-hoc test results: ns not significant, ***p < 0.001, outliers (> median ± 1.5 × IQR) marked with patient number. AR analyte versus internal standard peak area ratio, amyloid beta, AD Alzheimer’s disease

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