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Open AccessLED-Induced fluorescence and image analysis to detect stink bug damage in cotton bolls
Stink bugs represent a major agricultural pest complex attacking more than 200 wild and cultivated plants, including cotton in the southeastern US. Stink bug feeding on develo** cotton bolls will cause boll ...
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Book
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Trends in Medical Imaging Technology
Medical imaging technologies have, to a varying extent, experienced significant recent progress. From the introduction of a new imaging modality to its adoption to routine clinical practice, many years of deve...
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Introduction
“Medical imaging refers to several different technologies that are used to view the human body in order to diagnose, monitor, or treat medical conditions”. All imaging modalities have in common that the medica...
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Computed Tomography
Computed tomography (CT), also known as computed axial tomography (CAT), is a volumetric imaging modality that is based on X-ray absorption. Unlike projection X-ray imaging (Chap. 2
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Magnetic Resonance Imaging
Magnetic resonance imaging (MRI) is a volumetric imaging modality that parallels, to a certain extent, computed tomography. However, the underlying physical principles are fundamentally different from CT. Wher...
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X-Ray Projection Imaging
X-ray imaging is the oldest medical imaging modality, which found its way into medical practice shortly after the discovery of the X-rays in 1895. X-ray imaging is a projection technique, and image formation t...
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Nuclear Imaging
Nuclear imaging is related to X-ray and CT imaging in that it uses radiation. However, unlike X-ray based imaging modalities, radioactive compounds are injected into the body as radiation sources. These radioa...
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Ultrasound Imaging
Ultrasound imaging makes use of the properties of sound waves in tissue. Pressure waves in the low megahertz range travel through tissue at the speed of sound, being refracted and partially reflected at interf...
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Article
Intrinsic and Extrinsic Temperature-Dependency of Viscosity-Sensitive Fluorescent Molecular Rotors
Molecular rotors are a group of environment-sensitive fluorescent probes whose quantum yield depends on the ability to form twisted intramolecular charge-transfer (TICT) states. TICT formation is dominantly go...
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Article
Open AccessStink Bug Feeding Induces Fluorescence in Develo** Cotton Bolls
Stink bugs (Hemiptera: Pentatomidae) comprise a critically important insect pest complex affecting 12 major crops worldwide including cotton. In the US, stink bug damage to develo** cotton bolls causes boll ...
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Article
Analytical model of microfluidic transport of non-magnetic particles in ferrofluids under the influence of a permanent magnet
This study describes an analytical model and experimental verifications of transport of non-magnetic spherical microparticles in ferrofluids in a microfluidic system that consists of a microchannel and a perma...
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Chapter
Medical Imaging in the Diagnosis of Osteoporosis and Estimation of the Individual Bone Fracture Risk
Osteoporosis is a degenerative disease of the bone. In an advanced state, bone weakened by osteoporosis may fracture spontaneously with debilitating consequences. Beginning osteoporosis can be treated with exe...
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Article
Open AccessEnvironment-sensitive behavior of fluorescent molecular rotors
Molecular rotors are a group of fluorescent molecules that form twisted intramolecular charge transfer (TICT) states upon photoexcitation. When intramolecular twisting occurs, the molecular rotor returns to th...
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Article
Open AccessImaging of Flow Patterns with Fluorescent Molecular Rotors
Molecular rotors are a group of fluorescent molecules that form twisted intramolecular charge transfer states (TICT) upon photoexcitation. Some classes of molecular rotors, among them those that are built on t...
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Chapter
Dyes with Segmental Mobility: Molecular Rotors
Molecular rotors are fluorescent molecules that are characterized by the ability to form twisted states through the rotation of one segment of the structure with respect to the rest of the molecule. Intramolec...
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Article
Open AccessQuantifying light scattering with single-mode fiber -optic confocal microscopy
Confocal microscopy has become an important option for examining tissues in vivo as a diagnostic tool and a quality control tool for tissue-engineered constructs. Collagen is one of the primary determinants of bi...
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Article
A Fully Automated Approach to Quantitatively Determine Thickness of Tissue-Engineered Cell Sheets
Sheet-based tissue engineering is an innovative field that has provided the scientific community with new tissue-engineered products such as skin, cornea, heart valves, and vascular grafts. As this area of tis...
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Article
Fast Optical Transillumination Tomography with Large-Size Projection Acquisition
Techniques such as optical coherence tomography and diffuse optical tomography have been shown to effectively image highly scattering samples such as tissue. An additional modality has received much less atten...
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Article
Synthesis and use of an in-solution ratiometric fluorescent viscosity sensor
A procedure for the synthesis of a ratiometric viscosity fluorescent sensor is described in this protocol. The essential requirement for the design of this sensor is the attachment of a primary fluorophore tha...
