Systems and methods are provided for locating anatomical features in the skin based on analysis of reflected light, and treating the located anatomical features using high-energy light. A labeling agent can be administered to optically differentiate the anatomical feature.

To provide a compound having high TB and a contrast agent for optical imaging. The compound has a molecular weight of a specific range, the compound in which two polyethylene glycols are bonded to a specific cyanine pigment through a linker. The present invention provides a compound which has a high T/B and which can be used as a contrast agent capable of imaging a tumor portion with high contrast.

Provided are methods and agents for depleting senescent cells endogenous to a subject, involving administering to the subject a binding agent that is selectively toxic to senescent cells in an amount effective to reduce the number of such cells, wherein the binding agent binds selectively to a senescent cell surface protein having a misfolded conformation, relative to said protein in a native conformation.

The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.

The present invention aims at providing a novel indocyanine compound solving problems of conventionally used indocyanine green, such as solubility in water or physiological saline, a synthesis method and a purification method thereof, and a diagnostic composition including the novel indocyanine compound. Further, provided are a method for evaluating biokinetics of the novel indocyanine compound and a device for measuring biokinetics, and a method and a device for visualizing circulation of fluid such as blood in a living body, which utilize the diagnostic composition. Also, found are a novel indocyanine compound in which a hydrophobic moiety in a near-infrared fluorescent indocyanine molecule is included in a cavity of a cyclic sugar chain cyclodextrin to cover the hydrophobic moiety in the indocyanine molecule with the glucose, and a synthesis method and a purification method thereof. Furthermore, found are a method for fluorescence-imaging an organ other than liver by intravenous administration, a method for evaluating biokinetics of the novel indocyanine compound, a device for measuring biokinetics, and a method and a device for visualizing circulation of fluid such as blood in a living body, utilizing the diagnostic composition including the novel indocyanine compound.

Disclosed are compositions and methods for inactivating one or more enzymes in a biological sample.

Disclosed are compositions and methods for inactivating one or more enzymes in a biological sample.

A method and system for determining the presence of a mass of cancerous cells in vivo within a tissue body is provided. The method includes: a) performing an examination of the tissue body using a diagnostic method operable to determine the presence of a suspect tissue mass, and determining a location of the same; b) administering a solution containing “RR-CTEs”, the RR-CTEs configured to target and bind with cancerous cells; c) interrogating the tissue body with a beam of light, wherein the RR-CTEs are configured to produce Raman scattered light upon impingement; d) collecting the Raman scattered light; e) processing the collected Raman scattered light to determine a presence or an absence of the a Raman signature; and f) comparing the determined location of the suspect tissue mass with the determined location of the mass of cancerous cells to determine the presence of the mass of cancerous cells.

Disclosed herein are monoclonal antibodies targeting specific tau epitopes, particularly, phosphorylated tau epitopes. Also disclosed are methods of detecting tau protein in a subject, comprising performing an assay using the antibodies or antigen binding fragments thereof on the subject or on a biological sample obtained from the subject. Assay kits containing the disclosed antibodies are also provided. Further, methods of treating or preventing a tauopathy in a subject by administering to the subject tau antibodies or antigen-binding fragments thereof are provided.

The present invention relates to a kit and a probe for detecting porous dental hydroxyapatite that includes a protein capable of binding porous dental hydroxyapatite or a detector thereof. The invention also relates to a method for detecting a condition involving porous dental hydroxyapatite that includes detecting in or on a tooth or a sample of the tooth of a subject a protein bound to porous dental hydroxyapatite. The invention also relates to methods for detecting a hypomineralisation developmental dental defect or detecting intact and/or broken MIH enamel, and to a kit and method for removing a protein bound to porous dental hydroxyapatite.