Conjugate of polysarcosine and NIR contrast agent for photoacoustic imaging
US10828380B2 · kind B2 · utility
0Cited by
4References
6Claims
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Key dates
| Filing date | Sep 23, 2016 |
| Grant date | Nov 10, 2020 |
| Priority date | — |
| Expiry date | Sep 23, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K49/0019
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An object is to provide a polymer having a high tumor/blood ratio. The present invention provides a polymer represented by the following formula (P1): wherein in the formula (P1), R represents any of a residue derived from a polymerization initiator, or a functional group; A may not be present, and when present, A represents any of a low-molecular compound, a dye, a reporter molecule, a target-binding molecule, a polymer or D; L represents a linker and L may not be present; n1 represents an integer of 1 or more; and D represents a dye backbone of a dye having absorption in the near-infrared region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.