Researchers from the University of Twente's MESA+ and MIRA research institutes have succeeded in visualizing THC, the active ingredient of cannabis, in intact plant structures. The substance is mainly found in trichomes (fine ...
Biochemistry
Apr 17, 2013
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In 1928, Indian physicist Sir C. V. Raman and his colleague K. S. Krishnan discovered that when light interacts with matter, parts of the scattered light undergo changes in energy due to interaction with molecular vibrations, ...
Optics & Photonics
Apr 4, 2024
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10
(Phys.org) —More effective detection and diagnosis of oral cancer could result from an advance in noninvasive imaging of epithelial tissue by a Texas A&M University researcher who says her research has the potential to ...
Optics & Photonics
May 24, 2013
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An article published in the Journal of Biomedical Optics (JBO), "Point-of-care, multispectral, smartphone-based dermascopes for dermal lesion screening and erythema monitoring," shows that standard smartphone technology can ...
Optics & Photonics
Jun 23, 2020
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Around the world, every second, someone gets a retinal OCT scan, typically as a routine portion of an eye exam. The high-resolution images obtained by OCT allow ophthalmologists to diagnose and monitor treatment for many ...
Optics & Photonics
Oct 21, 2021
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When scientists develop new optical techniques and instruments for medical diagnosis, surgery, or light-based therapy, those techniques and instruments must be validated and calibrated through extensive testing. The test ...
Optics & Photonics
Feb 21, 2023
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52
The dynamic field of medical laser applications continually offers new systems and techniques enabling less invasive or more targeted treatments. But the path from the lab to the clinic can be slowed by "a multiplicity of ...
Optics & Photonics
Jun 17, 2015
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A diagnostic workhorse, optical coherence tomography (OCT), provides high-resolution 3-D imaging of subsurface tissue structures. Most likely, for your last eye exam, the ophthalmologist took cross-sectional pictures of your ...
Optics & Photonics
Apr 20, 2020
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59
New light-based technologies that facilitate a look inside the human body using light—and without cutting into the tissue—promise to enable both compact, wearable devices for point-of-care diagnostics as well as powerful ...
Optics & Photonics
Jun 23, 2016
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32
How a valveless embryonic heart tube pumps blood is a long-standing scientific mystery. Thanks to innovations in light-based technology, fresh insights are now available into the biomechanics of mammalian cardiogenesis—and ...
Optics & Photonics
Aug 6, 2020
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