Table 1. Results of the detection of Aβ oligomers in artificial CSF using the antibody-aptamer sandwich assay.

Sample no.	Sample	Added (nM)	Found (nM)	Recovery(%)
1	Aβ oligomer	1.0	0.97	97.0
2	Aβ oligomer	7.0	7.4	105.7
3	Aβ oligomer	12.0	12.3	102.5
4	Aβ oligomer	18.0	17.6	97.8
5	Aβ oligomer	23.0	23.7	103.0