Table 1: Summary of Aβ peptides in human CSF.

Aβ PeptidesTheoretical mass* (Da)Literature

Aβ1-121424.61[47]
Aβ1-131561.67[4749]
Aβ2-141583.70[50]
Aβ1-141698.73[4749]
Aβ1-151826.78[4749]
Aβ3-171881.90[48]
Aβ2-171952.94[48]
Aβ1-161954.88[4749]
Aβ1-172067.96[4752]
Aβ1-182167.03[4751]
Aβ11-302212.11[47]
Aβ1-192314.10[4749, 51, 52]
Aβ1-202461.17[4749]
Aβ6-272521.16[53]
Aβ11-342608.39[53]
Aβ1-273133.44[53]
Aβ11-403150.68[47, 51, 54]
Aβ6-343167.60[53]
Aβ1-283261.53[47, 48, 53, 55]
Aβ6-353298.63[53]
Aβ12-433306.80[53]
Aβ10-403313.74[51, 54]
Aβ1-293318.56[55]
Aβ11-423334.80[51, 54, 56]
Aβ1-303389.59[4749, 53]
Aβ11-433435.85[53]
Aβ3-343599.80[53]
Aβ1-333672.78[47, 4951, 54, 55, 57]
Aβ1-343785.87[47, 4951, 5355, 57]
Aβ1-353916.91[51, 53, 57]
Aβ1-364015.98[51]
Aβ1-374073.00[47, 4951, 54, 55, 57, 58]
Aβ1-384130.02[47, 4951, 5355, 57, 58]
Aβ1-394229.09[47, 4951, 54, 55, 57, 58]
Aβ1-404328.16[47, 4951, 5355, 57, 58]
Aβ1-424512.28[47, 4951, 5458]
Aβ3-444526.33[58]
Aβ1-45 or Aβ2-464825.48 or 4809.52[55]
Aβ3-474851.56[58]

* The masses presented are the monoisotopic protonated molecules.