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The technology

Cryo-Fluorescence Tomography

A transformative 3D imaging tool to monitor drug PK/PD, biodistribution, and protein expression at high resolution and high sensitivity.

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Overview

What is CFT?

Cryo-Fluorescence Tomography (CFT) is an ex vivo, volumetric tissue imaging technique used to monitor the pharmacokinetics and pharmacodynamics (PK/PD) of drugs, delivery vehicles, and proteins with high resolution and sensitivity. White-light, anatomical images are acquired alongside fluorescence images that are displayed in a 3D visualization of drug biodistribution and protein expression.

Complementary technology

CFT is complementary

Prior to CFT, an imaging gap existed between cellular microscopy and whole-body imaging modalities like MRI, PET, and CT. CFT is the bridge between cellular and whole-body imaging, all on one platform.

High-resolution and high-sensitivity CFT allows for detailed imaging of large tissue samples. In comparison, other imaging modalities can only focus on subcellular structures or low-resolution images of whole bodies or specific regions.

Cryo-Fluorescence Tomography

CFT fluorescence 3D reconstruction
3D CFT
CFT anatomical white-light section
Anatomical
2D CFT
3D anatomical + molecular High resolution High sensitivity

2D Fluorescence

2D fluorescence mouse image
2D surface image Low resolution Limited anatomical info Signal highly attenuated

SPECT/CT

SPECT/CT fusion mouse image
Low resolution Limited anatomical info Requires radioactivity
More information, better decisions

CFT expands imaging

Optical and nuclear imaging methods are critical tools in research, however both have limitations. 2D optical imaging is easy to implement but is limited to low-resolution, surface images lacking anatomical information. Nuclear imaging techniques are 3D, but also provide low resolution with limited anatomical information, and require dedicated expertise and facilities that are impractical for some laboratories.

CFT increases the value of imaging studies by expanding the information provided. CFT can be used at key time points to describe PK/PD in more detail, providing both high-resolution anatomical and molecular information that improves the interpretation of optical and nuclear methods.

CFT instrumentation & services

Xerra imaging platform
Instrumentation

Xerra™ imaging platform

Xerra™ is EMIT Imaging's flagship imaging platform. Xerra fully automates the CFT workflow, enabling you to run samples in-house with ease and obtain unmatched visualization of on and off target drug distribution and protein expression in whole-animals.

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Services

CFT fee-for-service research

EMIT Imaging offers CFT fee-for-service research performed in-house at our state-of-the-art labs in Boston, MA and Baltimore, MD. Simply freeze samples, ship them directly to us, and let EMIT handle the rest.

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