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Published on: August 9, 2019
[Research progress of aptamers application in molecular imaging]
1Department of Pharmaceutical, Xiangya Pharmaceutical School, Central South University, Changsha 410013, China.
Summary
Aptamers, unique DNA or RNA molecules, are revolutionizing molecular imaging by acting as superior probes for disease diagnosis and treatment. Their high specificity and stability enhance multimodal imaging capabilities, advancing medical diagnostics.
Area of Science:
- Biomedical imaging
- Molecular biology
- Nanotechnology
Context:
- Molecular imaging offers real-time, non-invasive insights at the molecular level.
- Molecular probes are crucial for the advancement of molecular imaging technologies.
- Aptamers are emerging as highly effective molecular probes due to their unique properties.
Purpose:
- To review the recent applications of aptamers as molecular probes in key areas of molecular imaging.
- To highlight the advantages of aptamers over traditional probes like antibodies.
- To discuss the potential of aptamers in multimodal and multifunctional imaging.
Summary:
- Aptamers are short oligonucleotides with high affinity and specificity for target molecules.
- Their superior targeting ability, stability, and safety make them ideal for molecular imaging.
- Aptamers can be conjugated with various imaging agents like quantum dots and magnetic nanoparticles.
Impact:
- Aptamer-based molecular probes enhance the precision of disease diagnosis and treatment.
- They enable optical, magnetic resonance, and ultrasonic multimodal imaging.
- This technology promises to significantly advance the application of molecular imaging in clinical settings.
