Table 1 Commercially available reagents for fluorescent nanoparticle probes.

From: Modular fluorescent nanoparticle DNA probes for detection of peptides and proteins

Component of fluorescent nanoparticle probe

Vendor

Catalog No

Product name

Nanoparticle label

Thermo Fisher Scientific

F8795

FluoSpheres Carboxylate-Modified Microspheres, 0.04 µm, yellow-green fluorescent (505/515), 5% solids, azide free

Thermo Fisher Scientific

F8811

FluoSpheres Carboxylate-Modified Microspheres, 0.2 µm, yellow-green fluorescent (505/515), 5% solids

Thermo Fisher Scientific

F8807

FluoSpheres Carboxylate-Modified Microspheres, 0.2 µm, dark-red fluorescent (660/680), 5% solids

Thermo Fisher Scientific

Q21321MP

Qdot 655 ITK Carboxyl Quantum Dots

Passivation and Functionalization

Creative PEGWorks

PHB-1882

Amine-PEG-azide, MW 2 kDa

Creative PEGWorks

PLS-269

mPEG-Amine, MW 2 kDa

Conjugation annealing handle

Integrated DNA Technologies

Custom sequence; Table 3

 < custom_sequence > /iSp9//3DBCON/, HPLC purification

DNA aptamer probe

Integrated DNA Technologies

Custom sequence; Table 3

20 nmole Ultramer