Carestream Health, Inc.

Bruker Biospin Gmbh

Rao Papineni

Shoupu Chen

William E McLaughlin

Douglas Lincoln Vizard

Gilbert Feke

Tao Ji

John W Harder

Mark E Bridges

Warren Matthew Leevy

Benjamin F Geldhof

Douglas O Wood

Douglas Wood

A combination of nanoparticles is disclosed comprised of amine functionalized polyethylene glycol in which one particle with a fluorescent donor dye having one wavelength excitation maximum and at least one additional particle with a second fluorescent dye having a second, higher wavelength excitation maximum, the particles having the same or different biomolecule targeting moieties bound to their external surfaces.

Fluorescence resonance energy transfer detection with nanoparticles for in vitro and in vivo applications

A torsional support apparatus is disclosed for craniocaudal rotation of test animals to enable multiple-view imaging. The animal is supported in a U-shaped loop of optically transparent material and the loop is moved to apply torsion to the animal to rotate it about its craniocaudal axis. Methods of imaging also are disclosed that use the torsional support technique.

Torsional support apparatus and method for craniocaudal rotation of animals

Non-viral vectors for delivering agents to a site within the body of an animal comprise a biocompatible nanoparticle conjugated to an avidin/biotin complex and a water soluble linear polymer comprising multiple binding sites. The agents to be delivered are conjugated to each of the multiple binding sites, thereby increasing the loading capacity of the system. Where the agents comprise siRNA, each biotin/avidin complex may carry greater than four siRNA. The biocompatible nanoparticle may also comprise a fluorescent dye for in vivo imaging.

High capacity non-viral vectors

A method and apparatus are disclosed for measuring long bone density of small animals. A phosphor screen or plate is provided of a type that transduces incident ionizing radiation to emitted light. A small animal is positioned before the phosphor screen or plate and exposed to soft X-radiation having an energy level in the range of 11 to 16 Kev. Light emitted by the phosphor screen or plate is captured using a digital camera and a digital X-ray image is prepared of a long bone of the animal. The X-ray image is transformed into an X-ray density image and a region of interest is defined on the long bone in the X-ray density image. At least one row of pixels is scanned within the region of interest of the X-ray density image. A nonlinear least squares analysis of data obtained from the scanning step is conducted using a cylindrical model for the long bone within the region of interest.

Method and apparatus for measuring long bone density of small-animals

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Branford, CT, United States of America

Rao Papineni