Electrochemistry Application — Construction of nanozyme based with mixed valence manganese oxide loaded on defective metal-organic frameworks for sensitive detection of biomarker procalcitonin

Measurement evidence

Electrochemistry Application

Construction of nanozyme based with mixed valence manganese oxide loaded on defective metal-organic frameworks for sensitive detection of biomarker procalcitonin · Deng S., Hao Y., Yang L. et al. · Biosensors and Bioelectronics · 2025 · 117339

2 measurement groups · 20 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

UV-vis TMB oxidation kinetics and Michaelis-Menten/Lineweaver-Burk analysis

MdP nanoparticles · Powder

Oxidase-like catalytic oxidation of TMB by MdP without H2O2; absorbance at 650 nm tracked versus MdP concentration, TMB concentration and time.

Context
target composite catalytic/electron-transfer behaviour
Measurement source
6-7 · 3.3 Catalytic performance · Fig. 4A-F
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Lineweaver-Burk fitted slopeY=0.0570X+0.289; R2=0.975R2=0.975Figure Axis
Exact Reported
7 · 3.3 Catalytic performance · Fig. 4F
Absorbance versus MdP concentration regression at 1800 sY=0.1013X+0.0506; R2=0.9963R2=0.9963Figure Axis
Exact Reported
7 · 3.3 Catalytic performance · Fig. 4B
Absorbance versus MdP concentration regression at 600 sY=0.0548X-0.0108; R2=0.9980R2=0.9980Figure Axis
Exact Reported
7 · 3.3 Catalytic performance · Fig. 4B
Michaelis constant Km for MdP-catalysed TMB oxidation0.20 mMText
Exact Reported
6 · 3.3 Catalytic performance · Fig. 4E-F
Michaelis-Menten Vmax for MdP-catalysed TMB oxidation3.43 x 10-8 M s-1Text
Exact Reported
6 · 3.3 Catalytic performance · Fig. 4E-F
Optimum pH for MdP catalytic TMB oxidationpH 4.2Text
Exact Reported
6-7 · 3.3 Catalytic performance · Fig. S10A
Temperature range where TMB absorbance nearly constant20-25 CrangeText
Range
7 · 3.3 Catalytic performance · Fig. S10B
Absorbance versus TMB concentration regression at 1800 sY=2.048X+0.03514; R2=0.9851R2=0.9851Figure Axis
Exact Reported
7 · 3.3 Catalytic performance · Fig. 4D
Absorbance versus TMB concentration regression at 600 sY=0.8953X+0.2201; R2=0.9857R2=0.9857Figure Axis
Exact Reported
7 · 3.3 Catalytic performance · Fig. 4D

TMB oxidation kinetics for MdP1-MdP6 variants

MdP nanoparticles · Powder

Michaelis-Menten kinetic parameters for TMB substrate catalysed by Mn-loading variants MdP1-MdP6.

Context
Mn content dependence of target composite catalytic/electron-transfer behaviour
Measurement source
14 · Figures and Tables · Table S3
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
MdP1 kinetic parameters not fitted--SI Table
Qualitative
14 · Figures and Tables · Table S3
MdP2 Km for TMB oxidation1.3 mMSI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP2 Vmax for TMB oxidation1.08 x 10-8 M s-1SI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP3 Km for TMB oxidation0.21 mMSI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP3 Vmax for TMB oxidation1.21 x 10-8 M s-1SI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP4 Km for TMB oxidation0.43 mMSI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP4 Vmax for TMB oxidation1.97 x 10-8 M s-1SI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP5 Km for TMB oxidationMarked as a best value within this paper0.2 mMSI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP5 Vmax for TMB oxidationMarked as a best value within this paper3.43 x 10-8 M s-1SI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP6 Km for TMB oxidation0.33 mMSI Table
Exact Reported
14 · Figures and Tables · Table S3
MdP6 Vmax for TMB oxidation2.97 x 10-8 M s-1SI Table
Exact Reported
14 · Figures and Tables · Table S3