Properties
Description
This well-defined (≥95% pure) bioconjugate comprises indocyanine green and lactosyl connected by a 1 kDa polyethylene glycol (PEG) spacer, enabling near-infrared fluorescent visualization of carbohydrate interactions in living systems.
Molecular Weight
PEG 1 kDa
Source
Chemical synthesis
Functional Group
Indocyanine green
Solubility
Indocyanine green-PEG-lactosyl is soluble in a wide range of organic solvents, such as DCM, DMF, and DMSO, and shows excellent solubility in water.
Identity
Confirmed by NMR.
Applications
Indocyanine green conjugated to lactosyl with a 1 kDa PEG spacer can be used for in vitro assays to quantify the binding affinity of carbohydrate ligands to purified lectins using near-infrared spectroscopy.