A Window into the Heterogeneity of Human Cerebrospinal Fluid Aβ Peptides

Table 1

Summary of Aβ peptides in human CSF.

Aβ Peptides	Theoretical mass* (Da)	Literature
Aβ1-12	1424.61	[47]
Aβ1-13	1561.67	[47–49]
Aβ2-14	1583.70	[50]
Aβ1-14	1698.73	[47–49]
Aβ1-15	1826.78	[47–49]
Aβ3-17	1881.90	[48]
Aβ2-17	1952.94	[48]
Aβ1-16	1954.88	[47–49]
Aβ1-17	2067.96	[47–52]
Aβ1-18	2167.03	[47–51]
Aβ11-30	2212.11	[47]
Aβ1-19	2314.10	[47–49, 51, 52]
Aβ1-20	2461.17	[47–49]
Aβ6-27	2521.16	[53]
Aβ11-34	2608.39	[53]
Aβ1-27	3133.44	[53]
Aβ11-40	3150.68	[47, 51, 54]
Aβ6-34	3167.60	[53]
Aβ1-28	3261.53	[47, 48, 53, 55]
Aβ6-35	3298.63	[53]
Aβ12-43	3306.80	[53]
Aβ10-40	3313.74	[51, 54]
Aβ1-29	3318.56	[55]
Aβ11-42	3334.80	[51, 54, 56]
Aβ1-30	3389.59	[47–49, 53]
Aβ11-43	3435.85	[53]
Aβ3-34	3599.80	[53]
Aβ1-33	3672.78	[47, 49–51, 54, 55, 57]
Aβ1-34	3785.87	[47, 49–51, 53–55, 57]
Aβ1-35	3916.91	[51, 53, 57]
Aβ1-36	4015.98	[51]
Aβ1-37	4073.00	[47, 49–51, 54, 55, 57, 58]
Aβ1-38	4130.02	[47, 49–51, 53–55, 57, 58]
Aβ1-39	4229.09	[47, 49–51, 54, 55, 57, 58]
Aβ1-40	4328.16	[47, 49–51, 53–55, 57, 58]
Aβ1-42	4512.28	[47, 49–51, 54–58]
Aβ3-44	4526.33	[58]
Aβ1-45 or Aβ2-46	4825.48 or 4809.52	[55]
Aβ3-47	4851.56	[58]

* The masses presented are the monoisotopic protonated molecules.