Bacterial detection nanoparticle and preparation method and application thereof
CN122164892APending Publication Date: 2026-06-09JIHUA LAB
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Patent Information
- Application Number
- CN202411789257.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-06
- Publication Date
- 2026-06-09
AI Technical Summary
Technical Problem
Existing bacterial detection methods suffer from problems such as complex operation, long detection time, and high false positive rate, which have not been effectively resolved.
Method used
Gold nanoparticles modified with maltohexasose were used to achieve specific binding and intuitive detection of bacteria through color changes. The preparation method included dissolving maltohexasose in deionized water and reacting it with HAuCl4 solution, followed by centrifugation and filtration sterilization.
Benefits of technology
This provides a simple and easy-to-implement large-scale preparation method that can specifically bind to bacteria, allowing for intuitive detection of bacteria through color changes and reducing the risk of false positives.
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Figure CN122164892A_ABST
Abstract
The application relates to the technical field of nanomaterials, and mainly relates to a bacteria detection nanoparticle and a preparation method and application thereof. The bacteria detection nanoparticle comprises gold nanoparticles, and the gold nanoparticles are modified with maltotriose. The preparation method is simple in process and easy to operate, is favorable for large-scale preparation of the bacteria detection nanoparticle, and the prepared gold nanoparticles modified with maltotriose can be specifically combined with bacteria, bacteria can be directly detected through color change, and the bacteria detection application has important significance.
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