A new study published in the journal Biomedical Optics Express reports on the development of a new laser-based imaging tool that can be used to map the effects of drugs on the network of blood flow to the brain. The tool makes use of a technique called Optical Coherence Doppler Tomography (ODT) through which laser light is bounced off moving blood cells and can be used to find out how drugs such as cocaine affect the blood flow to the brain. On conducting ...
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