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 ?
This special light setting, caused by irradiation of two hemoglobin-absorbed wavelengths, is used to display capillary blood vessels and mucous membranes patterns.
After gathering inside tumors, the particles clumped and blocked about 20 percent of each tumor's blood vessels. Adorned with the iron clumps, the tumors became easily visible in magnetic resonance images, Ruoslahti's team reports in the Jan.
When the cornea is clouded by injury, infection, or abnormal blood vessel growth, vision severely is impaired, if not destroyed.
"But it does appear that having a healthy blood vessel structure in the brain is really a big help to the brain."
After taking measurements of blood vessel expansion caused by the endothelium in the 30 study participants, researchers found that endothelial function was reduced by more than 40% in the early morning, but by late morning, its function returned to normal.
"In one type of stroke, blood flow is stopped because the blood vessel is constricted and or blocked," he says.
Vascular targeting exploits the fact that our blood vessels are under the influence of their environment--the tissue environment and the disease environment.
In preliminary studies, the experimental medication Macugen--which is administered directly into the eye--was shown to inhibit abnormal blood vessel growth and stabilize blood vessel leakage, resulting in improved Vision by three lines or more on standard eye charts in 26 percent of patients.
With the help of funding from the British Heart Foundation, they will analyse the endothelial cells that line the blood vessels to find out how VEGFR-1 triggers this process.
But the findings raise hope that such transplants might be used to treat several common eye diseases that involve abnormalities in the blood vessels of the retina, the light-sensitive lens located in the back of the eye.
The obstruction induces mucosal engorgement, which leads to a rupture of blood vessels and hemorrhage.
The gene goes into the body, it makes a protein, the protein causes new blood vessels to grow.