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Ultrasensitive optical biosensor for detection of miRNA-155 using positively charged Au nanoparticles
An ultrasensitive optical biosensor for microRNA-155 (miR-155) was developed to diagnose breast cancer at early stages. At first, the probe DNA covalently bind to the negatively charged gold nanoparticles (citrate-capped AuNPs). Then, the target miR-155 electrostatically adsorb onto the positively c...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5811613/ https://www.ncbi.nlm.nih.gov/pubmed/29440644 http://dx.doi.org/10.1038/s41598-018-20229-z |