They were more likely to have other health problems, such as congestive heart failure, high blood pressure, obesity and other issues, and to have cardiac arrest caused by problems other
than a blood vessel blockage, such as pulmonary embolism.
Not exact matches
He specializes in microsurgery, reconnecting nerves and
blood vessels finer
than human hairs, performing meticulous 12 - hour procedures with no breaks.
Simply put, moist heat helps increase circulation and allows
blood vessels to open rather
than constrict.
It's not entirely clear what this means, but in the case of poppers, the fact it affects the
blood vessels first, rather
than the brain, seems to be the crucial element.
They found 60 per cent fewer
blood vessels surrounding tumour - like tissue grown from Down's stem cells
than those from other volunteers.
The trophoblasts along with
blood vessel cells were added to small dextran beads that were then spun around in a container filled with cell culture fluid, creating shear stress and rotational forces to better mimic the environment at the maternal - fetal interface
than static cell - culture systems.
We found that the inflammation unfortunately gets hijacked by tumor cells that are able to grow faster and penetrate deeper because the
blood vessels in the brain are more permeable
than in any other part of the body.
«The results of the study tell us that some individuals are genetically more prone to inflammation
than others, especially in the adipose tissue and
blood vessels.
Fat cells cultured from the body mass index of a morbidly obese patient cause multiple myeloma cells to anchor to a much greater extent
than normal cells and produce a significantly larger number of
blood vessels to sustain the cancer cells.
However, two subtypes of migraines, basilar and hemiplegic, are thought to cause pain by doing the opposite — constricting rather
than swelling the
blood vessels of the brain.
Breast tumors have a denser network of
blood vessels than those found in a healthy breast.
Image courtesy of iStockphoto / adventtr More
than 382,000 people with kidney disease in the U.S. are on dialysis, a painful procedure that can wreak havoc on
blood vessels due to constant jabs from large needles.
Larger -
than - normal holes that once carried
blood vessels and nerves through the bones of the snout suggest the dolphin had enlarged lips needed to feed via suction, the researchers report today in the Proceedings of the Royal Society B.
Nowhere is this more true
than in the brain, where
blood vessel walls are tightly knit, keeping most large molecules from seeping out of the bloodstream and into brain tissue.
In mammals, neutrophils hang out in the lungs» bloodstream more
than in
blood vessels that wind through other tissue.
Yet, in humans, nowhere else on the body are there so many
blood vessels so close to the surface of the skin
than our faces.
She adds that her team is finding more
than collagen: It has recovered sequences from eight proteins isolated from what appear to be
blood vessels, all matching common
vessel proteins such as actin, tubulin, and hemoglobin.
In solid tumours larger
than a few millimetres, there is usually a lack of both oxygen and nutrients due to insufficient
blood vessel growth.
Using a technology called VAST, which can automatically label individual neurons, glia, and
blood vessels different colors, as well as smaller structures such as dendrites and mitochondria, the researchers analyzed the contents of three cylindrical chunks of brain tissue, each no bigger
than grains of salt.
But statins do much more
than lower LDL — they affect the function of the lining of our
blood vessels and reduce some markers of inflammation, for instance.
«Menopausal status may better predict
blood vessel health in women
than fitness level.»
The benefits of treating serious strokes with clot removal were shown in 2015, when five separate studies analyzing a total of 1,287 patients showed that severe stroke patients — usually with clots involving the largest
blood vessels in the brain — who received both the clot - snatching procedure and the medicine did significantly better
than those who got medicine alone.
They didn't develop tumors any faster
than normal, and they didn't have any alterations in their
blood vessels, which the researchers had anticipated based on BAI1's role in regulating
blood vessel growth.
The toxicity of chokeberry extract on normal
blood vessel lining cells was tested and found to have no effects up to the highest levels used (50 ug / ml), suggesting that the cell death effect is happening in a way other
than through preventing new
blood vessel formation (anti-angiogenesis), a process that is important in cancer cell growth.
«Interestingly, though, amyloid beta deposition was higher in
blood vessels than in plaques, and this correlated with increases in tau lesions,» said Melissa Edler, Ph.D., lead author and former doctoral student in biomedical sciences at Kent State.
«Tumor
blood vessels are different
than regular
blood vessels,» said Sushanta.
However, if these mice developed tumors, these were pervaded by significantly more
blood vessels and, in addition, grew faster
than in fellow animals with functioning Tie2 receptor.
Lodged less
than an inch from Ötzi's left lung, the arrowhead not only paralyzed his left arm but also shattered his shoulder blade, tearing major
blood vessels and causing him to bleed to death, probably within hours.
Motors less
than a millimetre across have been made, and researchers in Japan are working to create microrobots that can swim through
blood vessels to perform surgery.
Before her 2000 diagnosis of Wegener's granulomatosis — a disease that inflames the
blood vessels and impairs important organs — the environmental microbiologist sometimes felt that she was valued less for her work
than for being the only female Native American in HSU's College of Natural Resources and Sciences.
«We found that the well - known Notch protein is responsible for keeping
blood vessels from becoming leaky, and does so through a secondary signaling pathway that operates in a completely different manner
than its known transcription - based pathway,» says Chris Chen, M.D., Ph.D., Associate Faculty member of the Wyss Institute and Professor of Biomedical Engineering at Boston University, who is the corresponding author of the paper.
Unfortunately, the retina is such a complex and highly ordered tissue that the in - growth of these new
blood vessels causes more visual loss
than the original degenerative process.
Overall, those with cerebral diseases were older, had high
blood pressure and had thicker carotid arteries
than those who did not have cerebral small
vessel disease.
In 2009, Steven Goldman of the University of Rochester Medical Center in New York and his colleagues reported that human astrocytes are bigger, and have about 10 times as many fingerlike projections that contact other brain cells and
blood vessels,
than those of mice.
Mice that lacked HIF2alpha had much lower levels of VE - PTP and had much leakier
blood vessels than mice that can make HIF2alpha.
«Interestingly, though, amyloid beta deposition was higher in
blood vessels than in plaques, and this correlated with increases in tau lesions,» said Dr. Melissa Edler, lead author and former doctoral student in biomedical sciences at Kent State.
To create
blood vessels, they developed a third ink with an unusual property: it melts as it cools, rather
than as it warms.
Ricklin explains that the team's findings, «further support the concept that complement inhibition at the level of C3 rather
than C5 will hopefully confer better therapeutic benefits for PNH patients because it will prevent destruction of red
blood cells both inside and outside of
vessels.»
Additionally, diabetic mice genetically modified to lack PKal showed far less retinal
blood vessel leakage
than wild - type mice.
A study based on medical records from more
than a quarter million adult patients found that African - American patients with connective tissue diseases such as lupus or rheumatoid arthritis were twice as likely as white patients to suffer from narrowed or atherosclerotic
blood vessels, which increase the risk of a heart attack, stroke or death.
February 4, 2016 Connective tissue disease increases risk for cardiovascular problems A study based on medical records from more
than a quarter million adult patients found that African - American patients with connective tissue diseases such as lupus or rheumatoid arthritis were twice as likely as white patients to suffer from narrowed or atherosclerotic
blood vessels, which increase the risk of a heart attack, stroke or death.
Japanese men do, and they are far less likely to have
blood vessel plaque
than American men.
Rather
than soft, pliable red
blood cells that travel easily through
blood vessels, the sickle cell mutation leaves patients with red
blood cells that can become brittle and banana - shaped.
design and manufacture of 3D printers based on the concept of melt electrospinning writing (MEW) to enable printing at a finer scale
than previously achieved — down to 0.01 mm - which can be precisely tailored for a variety of biomedical applications such as heart valves,
blood vessels, nerve guides and bone scaffolds.
For a rich source of stem cells to be engineered into new
blood vessels or skin tissue, clinicians may one day look no further
than the hair on their patients» heads, according to new research published earlier this month by University at Buffalo engineers.
Gene studies revealed that minoxidil revs up not only elastin and elastic fiber genes but also more
than 100 other genes related to
blood vessel structure.
According to recent research, the most common solid tumors (that is, cancer that occurs as clusters of cells in or on organs, rather
than in liquid form within the
blood or lymphatic system) have up to 66 mutations that influence how the cancer cells operate — how fast they divide, whether they are susceptible to the signals that would normally cause a cell to die, when they detach from the main tumor to colonize another organ in the body, when and where they attach
blood vessels to healthy tissues.
More
than 90 percent of patients with either high nm23, a protein that prevents the cancer from spreading, or low angiogenesis, minimal growth of new
blood vessels to supply the budding tumor, were alive an average of 14 years after treatment, compared to only 70 percent of those with low nm23 or high
vessel density.
Recent studies have suggested that diseased
blood vessels found within the brain may be more of a significant factor in the diagnosis of Alzheimer's
than previously thought.
The researchers found that, when stimulated by insulin, diabetic fibroblasts produced less of the VEGF (vascular endothelial growth factor) signaling protein, a key player in boosting the growth of
blood vessel cells,
than normal fibroblasts did.