Table 1 The operation of the proposed biosensor compared to several recent approaches for digoxin identification.

From: Ultrasensitive detection of vital biomolecules based on a multi-purpose BioMEMS for Point of care testing: digoxin measurement as a case study

References

Operating mechanism

Measurement sample

Detection limit (pM)

35

Electrochemical modified by Au-NPs-GO-

PBS buffer

115.2

36

AuNP Surface Enhanced Raman Scattering (SERS-ELISA)

PBS buffer

512

37

LSPR

PBS buffer and FBS

2560

38

Fluorescent based on silica NPs

Rat serum

566

39

Fluorescent using reduced graphene quantum dots

Human serum

8

40

Fluorescent based on AuNPs and g-C3N4NS

Human plasma

4.1

The proposed platform

Optical MEMS

Plasma-like buffer

0.3

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