Multivalent constructs for therapeutic and diagnostic applications
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IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61B-008/00
A61K-047/42
A61K-047/48
C07K-007/08
C07K-007/64
A61K-049/22
출원번호
US-0031562
(2013-09-19)
등록번호
US-9056138
(2015-06-16)
발명자
/ 주소
Fan, Hong
Linder, Karen E.
Marinelli, Edmund R.
Nanjappan, Palaniappa
Nunn, Adrian D.
Pillai, Radhakrishna K.
Ramalingam, Kondareddiar
Shrivastava, Ajay
Song, Bo
Swenson, Rolf E.
Von Wronski, Mathew A.
Sato, Aaron K.
Walker, Sharon Michele
Dransfield, Daniel T.
출원인 / 주소
Bracco Suisse SA
대리인 / 주소
Pearl Cohen Zedek Latzer Baratz LLP
인용정보
피인용 횟수 :
5인용 특허 :
166
초록
The invention provides compositions and methods for therapeutic and diagnostic applications.
대표청구항▼
1. An aqueous suspension comprising at least one gas-filled microbubble conjugated, directly or via a linker, to at least one dimer selected from the group consisting of dimer D5 represented by the structure: and dimer D23 represented by the structure: 2. The suspension of claim 1, wherein the mic
1. An aqueous suspension comprising at least one gas-filled microbubble conjugated, directly or via a linker, to at least one dimer selected from the group consisting of dimer D5 represented by the structure: and dimer D23 represented by the structure: 2. The suspension of claim 1, wherein the microbubble binds to KDR or KDR/VEGF complex. 3. The suspension of claim 1, wherein each dimer is conjugated to the gas-filled microbubble via a linker. 4. The suspension of claim 3, wherein the linker between each dimer and the gas-filled microbubble is selected form the group consisting of a substituted alkyl chain, a polyethylene glycol, an amino acid spacer, a sugar, an aliphatic spacer, an aromatic spacer, a lipid molecule, and a combination thereof. 5. The suspension of claim 1, wherein the microbubble comprises at least one phospholipid. 6. The suspension of claim 5 wherein the phospholipid is selected form the group consisting of: dilauryloyl-phosphatidylcholine (DLPC), dimyristoylphosphatidylcholine (DMPC), dipalmitoyl-phosphatidylcholine (DPPC), diarachidoylphosphatidylcholine (DAPC), distearoyl-phosphatidylcholine (DSPC), 1-myristoyl-2-palmitoylphosphatidylcholine (MPPC), 1-palmitoyl-2-myristoylphosphatidylcholine (PMPC), 1-palmitoyl-2-stearoylphosphatidylcholine (PSPC), 1-stearoyl-2-palmitoyl-phosphatidylcholine (SPPC), dioleoylphosphatidylcholine (DOPC), 1,2Distearoyl-sn-glycero-3-ethylphosphocholine (Ethyl-DSPC), dilauryloylphosphatidylglycerol (DLPG), an alkali metal salt of DLPG, diarachidoylphosphatidylglycerol (DAPG), an alkali metal salt of DAPG, dimyristoylphosphatidylglycerol (DMPG), an alkali metal salt of DMPG, dipalmitoylphosphatidylglycerol (DPPG), an alkali metal salt of DPPG, distearoylphosphatidylglycerol (DSPG), an alkali metal salt of DSPG, dioleoylphosphatidylglycerol (DOPG), an alkali metal salt of DOPG, dimyristoyl phosphatidic acid (DMPA), an alkali metal salt of DMPA, dipalmitoyl phosphatidic acid (DPPA), an alkali metal salt of DPPA, distearoyl phosphatidic acid (DSPA), an alkali metal salt of DSPA, diarachidoyl phosphatidic acid (DAPA), an alkali metal salt of DAPA, dimyristoyl phosphatidylethanolamine (DMPE), dipalmitoyl phophatidylethanolamine (DPPE), distearoyl phosphatidyl-ethanolamine (DSPE), dimyristoyl phosphatidylserine (DMPS), diarachidoyl phosphatidylserine (DAPS), dipalmitoyl phosphatidylserine (DPPS), distearoylphosphatidylserine (DSPS), dioleoylphosphatidylserine (DOPS), dipalmitoyl sphingomyelin (DPSP), and distearoyl sphingomyelin (DSSP). 7. The suspension of claim 6, wherein the phospholipid is DPPE, DSPE, or DMPE. 8. The suspension of claim 5, wherein the phospholipid is represented by the formula: 9. The suspension of claim 5, wherein the microbubble comprises a saturated phospholipid. 10. The suspension of claim 5, wherein the microbubble comprises at least one of DSPC, DPPE and DSPE. 11. The suspension of claim 5, further comprising a hydrophilic stabilizer. 12. The suspension of claim 11, wherein the hydrophilic stabilizer is selected from the group consisting of: PVP, PEG, malic acid, glycolic acid, and maltol. 13. The suspension of claim 1 comprising a biocompatible gas, a mixture of biocompatible gases or a gas precursor. 14. The suspension of claim 13, wherein the gas or gas mixture comprises a fluorinated gas. 15. The suspension of claim 13, wherein the gas or gas mixture comprises at least one gas selected form the group consisting of air, nitrogen, oxygen, carbon dioxide, argon, xenon, krypton, a hyperpolarized gas, SF6, a freon and a perfluorocarbon. 16. The suspension of claim 15 wherein the gas or gas mixture comprises a gas selected from the group consisting of SF6, C3F8, C4F10 and C5F12. 17. The suspension of claim 16 wherein the gas-filled microbubble comprises a mixture of C4F10 and nitrogen. 18. The suspension of claim 1, further comprising a therapeutic agent. 19. A method of ultrasound imaging comprising: a. administering the suspension of claim 1 to a patient; andb. imaging the patient using ultrasound energy. 20. A method of imaging KDR-expressing tissue comprising: a. administering the suspension of claim 1 to a patient;b. allowing the suspension to localize to KDR-expressing tissue; andc. imaging the patient using ultrasound energy. 21. A container comprising: a first component comprising a lyophilized powder comprising a phospholipid conjugated directly or via a linker to at least one dimer selected from the group consisting of dimer D5 represented by the structure: and dimer D23 represented by the structure: and a second component comprising a gas or gas precursor selected from the group consisting of a biocompatible gas, a mixture of biocompatible gases, and a gas precursor, wherein said first and second components upon reconstitution with an aqueous liquid yield the aqueous suspension of claim 1. 22. The container of claim 21 wherein the container is a septum-sealed vial.
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