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    • 6. 发明授权
    • Cyanine-sulfenates for dual phototherapy
    • US07351807B2
    • 2008-04-01
    • US09898809
    • 2001-07-03
    • Raghavan RajagopalanSamuel I. AchilefuJoseph E. BugajRichard B. Dorshow
    • Raghavan RajagopalanSamuel I. AchilefuJoseph E. BugajRichard B. Dorshow
    • C07K1/00C07K16/00C12P21/08C07D401/00C07D403/00
    • A61K41/0033A61K41/0057A61K41/0071A61K49/0032A61K49/0056C09B23/083C09B47/065C09B47/0678C09B47/26
    • Dye-sulfenate derivatives and their bioconjugates for dual phototherapy of tumors and other lesions. The compounds comprise sulfenates having the formula, t,0080where E is selected from the group consisting of somatostatin receptor binding molecules, heat sensitive bacterioendotoxin receptor binding molecules, neurotensin receptor binding molecules, bombesin receptor binding molecules, cholecystekinin receptor binding molecules, steroid receptor binding molecules, and carbohydrate receptor binding molecules, and dihydoxyindolecarboxylic acid; L and X are independently selected from the group consisting of —(R5)NOC—, —(R5)NOCCH2O—, —(R5)NOCCH2CH2O—, —OCN(R5)—, —HNC(═S)NH—, and HNC(═O)NH—; DYE is an aromatic or a heteroaromatic radical derived from the group consisting of cyanines, indocyanines, phthalocyanines, rhodamines, phenoxazines, phenothiazines, phenoselenazines, fluoresceins, porphyrins, benzoporphyrins, squaraines, corrins, croconiums, azo dyes, methine dyes, indolenium dyes, crellins, and hypocrellins; R1 to R5 are independently selected from the group comprising hydrogen, C1-C10 alkyl, C5-C10 aryl, C1-C10 polyhydroxyalkyl, and C1-C10 polyalkoxyalkyl; and Ar is an aromatic or heteroaromatic radical derived from the group consisting of benzenes, naphthalenes, naphthoquinones, diphenylmethanes, fluorenes, anthracenes, anthraquinones, phenanthrenes, tetracenes, naphthacenediones, pyridines, quinolines, isoquinolines, indoles, isoindoles, pyrroles, imidiazoles, oxazoles, thiazoles, pyrazoles, pyrazines, purines, benzimidazoles, furans, benzofurans, dibenzofurans, carbazoles, acridines, acridones, phenanthridines, thiophenes, benzothiophenes, dibenzothiophenes, xanthenes, xanthones, flavones, coumarins, and anthacylines. The compounds are designed to produce both Type 1 and Type 2 phototherapeutic effects at once using a dual wavelength light source that will produce singlet oxygen and free radicals at the lesion of interest.
    • 7. 发明授权
    • Receptor-avid exogenous optical contrast and therapeutic agents
    • 受体 - 狂热的外源性光学对比和治疗剂
    • US06706254B2
    • 2004-03-16
    • US09864011
    • 2001-05-23
    • Samuel I. AchilefuRaghavan RajagopalanRichard B. DorshowJoseph E. Bugaj
    • Samuel I. AchilefuRaghavan RajagopalanRichard B. DorshowJoseph E. Bugaj
    • A61B1000
    • A61K49/0032A61K41/0033A61K41/0057A61K49/0056C09B23/0066C09B23/08
    • Cyanine dye bioconjugates useful for diagnostic imaging and therapy are disclosed. The conjugates include several cyanine dyes with a variety of bis- and tetrakis (carboxylic acid) homologes. The compounds may be conjugated to bioactive peptides, carbohydrates, hormones, drugs, or other bioactive agents. The small size of the compounds allows more favorable delivery to tumor cells as compared to larger molecular weight imaging agents. The various dyes are useful over the range of 350 to 1,300 nm, the exact range being dependent upon the particular dye. The use of dimethylsulfoxide helps to maintain the fluorescence of the compounds. The inventive compounds are useful for diagnostic imaging and therapy, in endoscopic applications for the detection of tumors and other abnormalities, for localized therapy, for photoacoustic tumor imaging, detection and therapy, and for sonofluorescence tumor imaging, detection and therapy.
    • 公开了可用于诊断成像和治疗的花青染料生物缀合物。 缀合物包括几种具有多种双和四(羧酸)同系物的花青染料。 化合物可以与生物活性肽,碳水化合物,激素,药物或其他生物活性剂缀合。 与较大的分子量成像剂相比,化合物的小尺寸允许更有利于肿瘤细胞的递送。 各种染料在350至1,300nm的范围内是有用的,精确的范围取决于特定的染料。 使用二甲基亚砜有助于维持化合物的荧光。 本发明化合物可用于诊断成像和治疗,用于检测肿瘤和其他异常的内窥镜应用,局部治疗,光声肿瘤成像,检测和治疗以及用于声发射肿瘤成像,检测和治疗。