Sentences with phrase «on blood vessels in the brain»

Aneurysm: What it is: A weak spot on a blood vessel in your brain that balloons out and fills with blood.

Not exact matches

For example, how is that a sea lion, once they enter the water, that it's heart rate drops, blood vessels constrict, and lungs begins to collapse, whereby blood flows as usual to the heart and brain, but less reaches non-vital organs for swimming, and are now able to draw on oxygen in the muscles and blood?

This technique provides a measure of blood oxygen concentration in surface blood vessels, indicative of activity in the brain's outer layers, using a set of wearable probes in a cap that is placed on the head.

After imaging defiant metastatic cells in the brains of mice, researchers noticed that the cells that were able to survive grew on top of blood capillaries, each cell sticking closely to its vessel «like a panda bear hugging a tree trunk,» Dr. Massagué says.

If the blood vessel bursts and you have all this blood that's on top of the brain there's going to be pressure that builds up in the brain itself and that can lead to all kinds of problems because the brain is in a closed box — and there's a very limited number of openings.

Spontaneous SAH is an abnormality within the brain's arteries that weaken and leads to ruptures in the blood vessels on the surface of the brain, causing bleeding between the membranes surrounding the brain.

Using a powerful imaging technique that allowed the scientists to track the presence and movement of parasites in living tissues, the researchers found that Toxoplasma infects the brain's endothelial cells, which line blood vessels, reproduces inside of them, and then moves on to invade the central nervous system.

They focused on three different types of PVD: arterial disease in the lower extremities, called peripheral artery disease; carotid artery stenosis, which is blockage in the carotid arteries, the major blood vessels in the neck that supply blood to the brain, neck and face; and abdominal aortic aneurysm, an enlargement of the lower aorta, the major blood vessel that supplies blood to the body.

In the current study, the researchers showed that FGPs are present on the surface of the zebrafish brain and that these blood vessel - associated FGPs do not arise from the immune system, as had been previously thought, but from endothelial cells themselves.

For decades to come, migraine pain would be blamed primarily on the dilation of blood vessels (vasodilation) in the brain.

To replicate the brain in miniature, Parker and his team started with an elastic substrate about the size of a fingernail, then added a layer of cells on top to mimic networks of blood vessels in the brain.

But pressure sensors on blood vessels in your lungs can tell your brain to bring the pressure back down.

Struggling to balance on one leg for 20 seconds or longer was linked to an increased risk for small blood vessel damage in the brain and reduced cognitive function in otherwise healthy people with no clinical symptoms, according to new research in the American Heart Association's journal Stroke.

Bethesda, Md. (March 20, 2018)-- Minoxidil, a popular drug used on the scalp to treat hair loss, might improve blood flow to the brain, lower blood pressure and increase elasticity in the blood vessels if taken in an oral form, according to a new study in mice.

Three recent experimental studies focused on low consumption / exposure.949596 In one study, 29 smokers each consumed a single cigarette, immediately after which they had a significant decrease in blood vessel output power and significant increase in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.In one study, 29 smokers each consumed a single cigarette, immediately after which they had a significant decrease in blood vessel output power and significant increase in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.in blood vessel output power and significant increase in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.96

The research also showed that unlike TPA, which lessens clotting in the brain's blood vessels, the turmeric compound has a direct protective impact on nerve cells in the brain.

This give the Sugar / Glucose molecules the opportunity to attach to proteins (in the blood, or on the body, like the cells lining your blood vessels, brain, joints, or skin, for example).

The most common symptom of this condition, which is due to a burst blood vessel on the brain, is an aneurism; the common symptom is an agonising headache, a sudden explosive pain inside their head and there are virtually no other conditions in medicine that actually do this.

Hemorrhagic stroke: Typically involves either a ruptured blood vessel on the surface of the brain filling the area between the skull and the brain with blood or an artery bursting in the brain to create a cerebral hemorrhage.