Biotin-functionalized gold nanoparticles designed for high-affinity streptavidin binding, ideal for biosensing, diagnostics, and targeted delivery applications.
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Biotin Gold Nanoparticles are engineered with surface biotin groups, facilitating specific and strong binding to streptavidin or avidin-conjugated biomolecules. This interaction is widely utilized in various biomedical applications.
Applications:
- Development of lateral flow assays for rapid diagnostics
- Surface-enhanced Raman spectroscopy (SERS) for molecular detection
- Targeted drug delivery systems in therapeutic research
These nanoparticles are characterized by a narrow size distribution and high colloidal stability, ensuring consistent performance in complex biological environments.
Nanoparticle Diameter Options: 4 nm, 7 nm, 15 nm, 30 nm, 45 nm, 60 nm, 80 nm, 100 nm, 150 nm, 200 nm
PEG Spacer Options: 2 kDa, 5 kDa, 10 kDa
Volume (@ 50 OD): 0.4 mL, 1 mL, 3 mL
Gold nanoparticles functionalized with Biotin-terminated Polyethylene Glycol (PEG).
Can be directly conjugated to streptavidin-functionalized molecules or substrate
Core diameter: 4 nm – 200 nm
Shelf life: > 4 months (4°C storage)
Supplied as liquid suspension in PBS or in water with 0.01% (w/v) Tween-20
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