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    • 1. 发明授权
    • Non-covalent bioconjugates useful for diagnosis and therapy
    • 用于诊断和治疗的非共价生物缀合物
    • US06423547B1
    • 2002-07-23
    • US09646765
    • 2000-09-21
    • Raghavan RajagopalanJoseph E. BugajRichard Bradley DorshowSamuel I. Achilefu
    • Raghavan RajagopalanJoseph E. BugajRichard Bradley DorshowSamuel I. Achilefu
    • G01N33531
    • A61K49/0034A61K41/0057A61K49/0021A61K49/0032A61K49/0052A61K49/0054A61K49/0056
    • A composition comprising non-covalent carrier-hapten bioconjugates having the formula: HM-CM wherein HM is a hapten molecule whose molecular weight is generally, but not always, less than 1000 Daltons and is capable of performing specific functions; CM is a carrier molecule, whose molecular weight is generally, but not always, more than 1000 Daltons and is capable of transporting the hapten to a specific site; and the dashed line is a non-covalent bond between the carrier molecule and the hapten molecule. Preferably, the bioconjugates are formed from fluorescent dye haptens such as cyanine, indocyanine, squaraine, porphyrrins, Rose Bengal, and methylene blue dye and carrier molecules such as methylated serum albumin, polyarginine, polyaspartic acid, polyglutamic acid, cyclodextrin, and inulin. The bioconjugates are useful in diagnostic and therapeutic medical procedures because they are stable in vitro before being used and stable in vivo during and after use.
    • 包含具有下式的非共价载体 - 半抗原生物缀合物的组合物:其中HM是其分子量通常但不总是小于1000道尔顿并且能够执行特定功能的半抗原分子; CM是一种载体分子,其分子量通常但不总是大于1000道尔顿,并且能够将半抗原转运到特定位点; 并且虚线是载体分子和半抗原分子之间的非共价键。优选地,生物缀合物由荧光染料半抗原如花青,吲哚菁,方酸,卟啉,玫瑰红和亚甲基蓝染料以及载体分子形成 作为甲基化血清白蛋白,聚精氨酸,聚天冬氨酸,聚谷氨酸,环糊精和菊粉。生物缀合物在诊断和治疗医疗过程中是有用的,因为它们在使用前和使用后和使用后在体内稳定,在体内稳定。
    • 7. 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.
    • 8. 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。