Microscopy Morphology — Sensitive detection of carcinoembryonic antigen (CEA) by a sandwich-type electrochemical immunosensor using MOF-Ce@HA/Ag-HRP-Ab2 as a nanoprobe

Measurement evidence

Microscopy Morphology

Sensitive detection of carcinoembryonic antigen (CEA) by a sandwich-type electrochemical immunosensor using MOF-Ce@HA/Ag-HRP-Ab2 as a nanoprobe · Li W., Ma C., Song Y. et al. · Nanotechnology · 2020 · 185605

2 measurement groups · 6 results

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

SEM, TEM and EDS/EDX imaging of Ce-MoF, Ce-MoF@HA, Ce-MoF@HA/Ag and Au NPs

Scanning electron microscopy Transmission electron microscopy Elemental microanalysis and mapping

Ce-MoF milky white precipitate · Powder

SEM/TEM/EDS images used to establish sheet-like Ce-MoF, HA coating, Ag loading and Au NP size.

Context: pristine Ce-MoF first, then HA- and Ag-loaded derivatives
Measurement source: 3-5 · 2.2; 3.1 · Figure 2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Ag NP particle size on Ce-MoF@HA/Ag	20-50 nm	—	—	Text Range	4 · 3.1 · Figure 2E,F
Au NP particle size	100 nm Au NPs	—	—	Text Rounded Reported	4 · 3.1 · Figure 2G
Ce-MoF EDS elements	C, O, and Ce	—	—	Text Qualitative	4 · 3.1 · Figure 2A-1
Ce-MoF sheet width	width of 200 nm	—	—	Text Rounded Reported	4 · 3.1 · Figure 2A
HA film thickness on Ce-MoF@HA	about 5 nm	—	—	Text Approximate	4 · 3.1 · Figure 2C,D

elemental mapping imaging

Elemental microanalysis and mapping

Ce-MoF@HA/Ag product · Powder

Supporting Figure S1 maps MoF-Ce@HA/Ag and individual Ce, Ag and C channels.

Context: Ag-loaded HA-coated Ce-MoF intermediate
Measurement source: 2 · Supporting Information · Figure S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
SI elemental mapping labels for MoF-Ce@HA/Ag	S1 composite image with Ce, Ag and C elemental maps	—	—	Caption Qualitative	2 · Supporting Information · Figure S1