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Sensitive colorimetric detection of ochratoxin A by a dual-functional Au/Fe(3)O(4) nanohybrid-based aptasensor
A novel colorimetric aptasensor based on a Au/Fe(3)O(4) nanohybrid was developed to detect ochratoxin A (OTA). The aptasensor is composed of a free OTA aptamer, a Au/Fe(3)O(4) nanohybrid coated with biotinylated complementary DNA of the OTA aptamer (biotin-cDNA-Au/Fe(3)O(4)), and free alkaline-phosp...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
The Royal Society of Chemistry
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9075840/ https://www.ncbi.nlm.nih.gov/pubmed/35540181 http://dx.doi.org/10.1039/c9ra07899a |