Insufficient oxygen to an area like the heart or legs, called hypoxia, is a cue to our bodies to make more blood vessels, and scientists have found some unusual partners are key to making that happen. They've found that two receptors on the surface of those cells come together then dive inside to enable the new growth, called angiogenesis, scientists report.
from Top Health News -- ScienceDaily https://ift.tt/972LeYQ
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