Contrast enhancement agent for magnetic resonance imaging
First Claim
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1. A contrast enhancement agent useful for providing a visible image of a biological sample comprising:
- (a) at least one peptide comprising the amino acid sequence NXEQVSP (SEQ ID NO;
1), wherein X is an amino acid selected from the group consisting of alanine, arginine, asparagine, aspartic acid, cysteine, glutamic acid, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, and valine;
(b) at least one paramagnetic metal ion; and
(c) at least one chelator.
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Abstract
Imaging agents for magnetic resonance imaging are disclosed. Methods of monitoring angiogenesis and the growth and remission of tumor tissue are also disclosed. Methods of monitoring blood clot formation and dissolution are additionally disclosed. Methods of monitoring wound healing are further disclosed. A kit for obtaining an image of a biological structure is further disclosed.
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Citations
15 Claims
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1. A contrast enhancement agent useful for providing a visible image of a biological sample comprising:
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(a) at least one peptide comprising the amino acid sequence NXEQVSP (SEQ ID NO;
1), wherein X is an amino acid selected from the group consisting of alanine, arginine, asparagine, aspartic acid, cysteine, glutamic acid, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, and valine;
(b) at least one paramagnetic metal ion; and
(c) at least one chelator. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A kit for obtaining a visible image of a biological sample comprising a two-vial system of a lyophilized contrast enhancement agent and an aqueous diluent, comprising:
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(a) a first vial comprising a lyophilized contrast enhancement agent, wherein the agent comprises;
(i) a peptide comprising the amino acid sequence NXEQVSP (SEQ ID NO;
1), wherein X is an amino acid selected from the group consisting of alanine, arginine, asparagines, aspartic acid, cysteine, glutamic acid, glycine, Histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, and valine;
(ii) at least one paramagnetic metal ion; and
(iii) at least one chelator; and
(b) a second vial comprising a pharmaceutically acceptable diluent. - View Dependent Claims (9)
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10. A contrast enhancement agent useful for providing a visible image of a biological sample comprising:
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(a) a peptide consisting of the amino acid sequence NXEQVSP (SEQ ID NO;
1), wherein X is any amino acid;
(b) at least one paramagnetic metal ion; and
(c) at least one chelator. - View Dependent Claims (11, 12, 13, 14, 15)
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Specification