Historically, it is likely that the medical community was slow to recognize the lymphatic system because of the transparency of the fluid and the difficulty in
seeing lymphatic vessels even upon dissection.
Not exact matches
By scanning the brains of healthy volunteers, researchers at the National Institutes of Health
saw the first, long - sought evidence that our brains may drain some waste out through
lymphatic vessels, the body's sewer system.
At first, when the researchers set the MRI to
see blood
vessels, the dura lit up brightly, and they could not
see any signs of the
lymphatic system.
Antoine Louveau was looking through his microscope at thin membranes that protect the brain when he
saw something that absolutely shouldn't be there: a
lymphatic vessel.