blood vessels


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blood vessels

The veins, arteries, and capillaries.

Blood vessels

General term for arteries, veins, and capillaries that transport blood throughout the body.
References in periodicals archive ?
We found these same cells in human blood vessels and blood vessels growing in malignant tumors in humans.
Medications that prevent the growth of new blood vessels have already been introduced, but their effectiveness and long-term efficacy leave much to be desired.
Unwanted blood vessels can also lead to malformations and growths called haemangiomas.
After gathering inside tumors, the particles clumped and blocked about 20 percent of each tumor's blood vessels.
An increase in MLC phosphotylation due to reduced activity of myosin phosphatase appears to result in the hypercontraction of blood vessels, which is a characteristic feature of [Ca.
According to their report in an advance online publication of the September issue of Nature Medicine, hematopoietic stem cells that contain large quantities of EPCs can be used to both promote and inhibit the growth of blood vessels in the retina.
But such operations don't entail the microsurgery of heart operations, which involve cutting and sewing minute blood vessels.
The doctors found clear, and in some cases dramatic, evidence that the gene prompts the heart to sprout tiny new blood vessels to nourish the blood-starved muscle and relieve crippling chest pain.
In persons with Raynaud's, these small blood vessels overrespond to cold.
If there is damage to the blood vessel wall, the blood and its contents may start leaking through the endothelial cells, through the blood-brain barrier, and into the perivascular space--that area around the blood vessels in the brain tissue.
Leaf believes that fish oil might even keep blood vessels from closing in the first place.
Paradoxically, the study reports that blocking Dll4 caused more blood vessels to grow in the tumor, but the additional blood vessels were abnormal and led to a poorly functioning blood supply that did not support the tumor's growth.