Nanoparticle–biomolecule conjugate
A nanoparticle–biomolecule conjugate is a nanoparticle with biomolecules attached to its surface. Nanoparticles are minuscule particles, typically measured in nanometers (nm), that are used in nanobiotechnology to explore the functions of biomolecules.
Source: Wikipedia — Nanoparticle–biomolecule conjugate (CC BY-SA 4.0)