New technology gives unprecedented look inside capillaries
IMAGE: An image of capillaries taken with spectral contrast optical coherence tomography angiography, which is the first technology to capture blood flow and oxygen exchange. view more Credit: Vadim Backman/Northwestern University EVANSTON, Ill. — More than 40 billion capillaries — tiny, hair-like blood vessels — are tasked with carrying oxygen and nutrients to the far reaches…
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