So we might just be able to deal
with cell loss if we had a sufficiently sophisticated program of stem cell replenishment — using cells engineered to lack the one linchpin function for cancer, namely telomere elongation.
Not exact matches
By paying your monthly
cell phone bill
with the Uber credit card, you will be reimbursed for up to $ 600 in
losses if your phone is damaged or stolen.
«It was the older meditators who had brains that seemed particularly well preserved, suggesting that meditation provides protection against the brain
cell loss associated
with aging,» notes the BPS.
•
Loss - In - Weight: The compact trapezoid shape is identical to both the volumetric & gravimetric feeder
with either a single high performance digital or analog load
cell.
For example, the
loss of
cell phone, video game privileges, or time
with friends.
But while chemotherapy and radiation are associated
with temporary changes, such as hair
loss and tissue swelling, the treatments can have an unseen, permanent effect: infertility due to irreparably damaged sperm or egg
cells.
The study, led by Dr Len Stephens and Dr Phill Hawkins and published today in the journal Molecular
Cell, reveals why
loss of the PTEN gene has such an impact on many people
with prostate cancer, as well as in some breast cancers.
Immune and fat
cells in the scalp are obviously also involved in hair
loss along
with the
cells of the hair follicle.
Two people
with severe sight
loss can now see well enough to read after receiving tissue grown from human embryonic stem
cells.
Although amyloid clogs the brain early on, memory
loss tracks much better
with a different protein, tau, which forms so - called «tangles» within nerve
cells.
«We came up
with a list of potential cellular candidates that could be compensating for the
loss of these specific macrophages and used several different tests to determine which
cells were clearing away the nerve debris after injury,» Lindborg said.
Loss of LKB1 by regulatory T
cells was also associated
with increased levels of signaling molecules or cytokines associated
with the Th2 immune response, Kai said.
Adams is partnering
with doctoral student Sambuddha Basu, associate professor and neurosciences researcher, Associate Professor Yoon - Seong Kim, and scientist Subhrangshu Guhathakurta to study Parkinson's, which affects motor functions caused by a gradual
loss of brain
cells.
Twelve people
with Stargardt's macular dystrophy will be treated
with retinal
cells made from human embryonic stem
cells (hESCs) in the hope of improving, or at least halting
loss of sight.
After suppressing mitochondrial function using the drug antimycin, Chen and Birsoy saw that
cells with mutations inactivating the gene ATPIF1 were protected against
loss of mitochondrial function.
They experienced further improvements in beta
cell function and insulin sensitivity in muscle tissue, but neither insulin sensitivity in the liver nor adipose (fat) tissue continued to improve
with the greater weight
loss.
In Parkinson's the pathways are thought to be out of balance,
with interrupted motor
cells causing the debilitating tremors and
loss of movement control symptomatic of the disease.
Aging is associated
with the gradual
loss of brain
cells, sleep disturbances and declining memory function, but how these factors are related to each other has been unclear.
Loss - and gain - of - function assays confirmed that cells with loss of KDM6A are vulnerable to E
Loss - and gain - of - function assays confirmed that
cells with loss of KDM6A are vulnerable to E
loss of KDM6A are vulnerable to EZH2.
At the core of this
cell behavior is how the
loss of that single gene changes activation levels of dozens of other genes, suppressing genes associated
with metastatic disease and increasing activity of genes linked to normal tissue.
In people
with vitiligo, which causes patchy
loss of pigmentation, a certain kind of T
cell is dominant in the afflicted areas of skin; patients
with psoriasis, on the other hand, exhibit an increase in another kind of T
cell.
In order to reduce these large energy
losses and raise efficiency, Professor Kita's research team used two small photons from the energy transmitted through a single - junction solar
cell containing a hetero - interface formed from semiconductors
with different bandgaps.
The SOFC, referred to as a third - generation fuel
cell, has been intensively studied since it has a simple structure and no problems
with corrosion or
loss of the electrolyte.
Treating these
cells with guanabenz prevented myelin
loss and restored
cell survival to near normal levels.
Optical Coherence Tomography (OCT) imaging revealed the
loss of outer segments in foveal cone
cells in the «optical gap» of a patient
with ATF6A defects.
People
with Type 2 diabetes have an excess of a protein called islet amyloid polypeptide, or IAPP, and the accumulation of this protein is linked to the
loss of insulin - producing pancreatic beta
cells.
«The stem
cells would mature into bone and become a permanent fix for patients
with hearing
loss.»
When the researchers counted dead hair
cells, the numbers suggested that the nine animals untreated
with supplements experienced a 50 - dB
loss in hearing.
Accelerated
cell loss in patients
with FECD prevents clearing of the cornea, and if left untreated, may progress to blindness.
Ozone treatment caused no changes in the PLGA and no
loss of function,
with cells still able to grow on the polymer scaffold, as they would in treatments.
«It's easy to see how a
loss of adult stem
cells might accrue over a lifetime and accelerate
with aging.
After infection
with CMV, these mice developed profound hearing
loss and lost a significant amount of outer hair
cells, which are found in the ear and play an important role in hearing.
Immune system
cells known as natural killer (NK)
cells play an important protective role against hearing
loss in mice infected
with cytomegalovirus (CMV), according to a new study published in PLOS Pathogens.
The most severe cytopathic effects were observed 48 hours after infection,
with a larger number of rounded, swollen
cells, more syncytium formation and pronounced
loss of
cell integrity, all of which denote
cell death.
In contrast, CMV - infected mice
with functional Ly49H had minimal
loss of hearing and hair
cells.
Two men
with prostate cancer,
cells in a petri dish, a
loss of function that may or may not translate into pathogenicity: This does not merit my mental energy.
A research advance co-led by Case Western Reserve University School of Medicine's Kumar Alagramam, PhD, may stop the progression of hearing
loss and lead to significant preservation of hearing in people
with Usher syndrome type III, a form of hereditary hearing
loss linked to defects in the sensory «hair»
cells in the inner ear.
However,
with each round of
cell division, telomeres shorten, resulting in a gradual
loss of genomic stability.
At that point, the researchers began monitoring the repair process
with longitudinal fluorescence to determine if there would be an appreciable
loss of stem
cells in the in vivo samples, as compared to the static, in vitro, environments.
He added: «The fact that all vertebrates regenerate their teeth in the same way
with a set of conserved stem
cells means that we can use these studies in more obscure fishes to provide clues to how we can address questions of tooth
loss in humans.»
Results of the investigation have numerous uses in the field of hydrogen fuel
cell vehicles as well as the chemical industry, as this new method is capable of generating hydrogen from methane gas and electricity in just one step and
with near - zero energy
loss.
Glaucoma specialists attempt to track the vision
loss caused by ganglion
cell death
with visual field testing.
Loss of sight in patients
with glaucoma is caused by the death of
cells in the retina at the back of the eye.
Compared
with a control T
cell (left),
loss of Rab27a (right) blocks the delivery of late endosomes (red) to the plasma membrane, inhibiting the recruitment of Gag (green) to HIV - 1 assembly sites.
Unlike for ccr5, there are no known humans
with loss of function cxcr4 mutations that would provide insight into the safety and viability of cxcr4 disruption in mature CD4 + T
cells.
In our studies, we observed hyperglycemia and impaired glucose tolerance in the Tg - hIAPP mice treated
with IAPP aggregates, which occurred concomitant to a significant
loss of β
cells (> 60 %).
In the humanized mouse model under the conditions studied here, partial
loss of cxcr4 in human T
cells due to treatment
with X4 - ZFNs provided selective pressure for either the evolution or emergence of a pre-existing single amino acid mutation in the V3 loop of the infecting X4 HIV - 1 strain that enabled it to use CCR5 as efficiently as CXCR4.
Dysfunction and
loss of β
cells has been associated
with glucolipotoxicity (Poitout and Robertson, 2002; El - Assaad et al., 2003), islet cholesterol accumulation (Brunham et al., 2010), and islet inflammation (Donath and Shoelson, 2011).
«These results suggest that inflammation in mid-life may be an early contributor to the brain changes that are associated
with Alzheimer's disease and other forms of dementia,» said study author Keenan Walker, PhD, of Johns Hopkins University School of Medicine in Baltimore, Md. «Because the processes that lead to brain
cell loss begin decades before people start showing any symptoms, it is vital that we figure out how these processes that happen in middle age affect people many years later.»
Thus, our results strongly suggest that substantial
loss of β
cells is the likely cause of the diabetic phenotype in the animals treated
with IAPP aggregate - containing materials.