From: Preventive immunization of aged and juvenile non-human primates to beta-amyloid
 | Juvenile animals (n = 19) | Aged animals (n = 16) | P -value |
---|---|---|---|
Cerebrospinal fluid | |||
  Aβ40, pg/ml | 1494 (923 to 2077) | 1514 (971 to 2145) | NS |
  Aβ42, pg/ml | 78.4 (65.3 to 118.4) | 107.4 (59.8 to 162.1) | NS |
  Tau, pg/ml | 131.4 (89.4 to 168.2) | 249.0 (94.2 to 345.2) | 0.06 |
  Tau/Aβ42 | 1.48 (0.84 to 1.94) | 1.84 (1.20 to 3.40) | NS |
Plasma | |||
  Aβ40, pg/ml | 16.0 (15.1 to 21.0) | 15.1 (11.4 to 18.8) | NS |
  Aβ42, pg/ml | ND | ND |  |