Salk and Einstein researchers have developed visible-spectrum antigen-stabilizable fluorescent nanobodies (VIS-Fbs) for sharper, multi-color live-cell imaging with minimal background noise.
Key Details
- 1VIS-Fbs only emit fluorescence when bound to their target, reducing background by up to 100-fold.
- 2The technology allows tracking of multiple cellular targets simultaneously across the visible spectrum.
- 3Validated in various mammalian cells, neurons, astrocytes in mice, and zebrafish models.
- 4Certain VIS-Fbs are photo-switchable, supporting high spatial and temporal imaging precision.
- 5Published in Nature Methods; supported by multiple major biomedical funding bodies.
Why It Matters
VIS-Fb probes offer a major advance for live-cell and tissue imaging accuracy, enabling real-time, high-contrast visualization of molecular processes in complex biological systems. This innovation could improve fundamental research and precision imaging applications, including those relevant to disease modeling and radiology AI integration.
Source
EurekAlert
Related News
•EurekAlert
AI Pathology Tool SÉMIL Improves Stage II Bowel Cancer Risk Assessment
A La Trobe University-developed AI tool accurately predicts relapse risk in stage II bowel cancer using digital pathology images and descriptions.
•EurekAlert
AI Tool Predicts Which Rectal Cancer Patients Benefit from Intensive Therapy
UCL researchers developed an AI that analyzes biopsy slides to identify rectal cancer patients who benefit from adding irinotecan to standard chemoradiotherapy.
•EurekAlert
AI-Guided Handheld Cardiac Ultrasound Reduces Referrals and Costs in Spain
AI-guided handheld cardiac ultrasound enables primary care physicians to detect heart failure, reducing specialist referrals and saving costs.