-- Deficiency of vitamin C and E. Both vitamins are antioxidants which help to repair
cellular damage in the body including blood vessels;
Both vitamins are antioxidants which help to repair
cellular damage in the body including veins.
Researchers have suggested that both zinc and antioxidants delay the progression of age - related macular degeneration (AMD) and vision loss, possibly by preventing
cellular damage in the retina [71,72].
It is thought that these agents may help to prevent the accumulation of intracellular sorbitol that leads to
cellular damage in diabetics.
* This important antioxidant neutralizes free - radicals which cause
cellular damage in the body and contribute to the aging process.
The symposium on Cellular responses to
cellular damage in Schizosaccharomyces pombe will take place on 1 - 4 October 2007.
Not exact matches
Purple cauliflower garners its hue from the antioxidant anthocyanin, which is also found
in blueberries and red cabbage and helps to fight
cellular damage.
Other essential nutrients
in onions are antioxidants that promote
cellular structuring, increase immunity, and protect from free radical
damage to the cells.
Carcinogens may cause cancer by altering
cellular metabolism or
damaging DNA directly
in cells, which interferes with normal biological processes.
In schizophrenia, excessive oxidation — which involves the same type of chemical reaction that causes metal to corrode into rust — is widely thought to cause inflammation and
cellular damage.
The researchers found that the immune cells
in the skin of this animal model generated large amounts of the cytokine IL - 17 — a protein of the immune system that activates
cellular inflammation
in response to
damage.
Now 24, he is a first - year graduate student
in the department of
cellular and structural biology at the University of Texas Health Science Center
in San Antonio (UTHSCSA), where he is studying the role of oxidative
damage — the wear and tear inflicted upon the cell by toxic molecules called free radicals —
in the aging process.
The p53 protein helps keep cancer
in check by ordering a
cellular mop - up
in response to DNA
damage.
Research has led to discoveries
in the use of antioxidant therapy as a proactive measure to counteract the production of free radicals and thus stave off the potential for prolonged
cellular damage.
«Transplanted hematopoietic stem cells reverse
damage caused by neuro - muscular disorder:
In mouse model of Friedreich's ataxia, a single infusion measurably restored normal
cellular functions.»
A common feature of neurodegenerative diseases such as Alzheimer's, Parkinson's or Huntington's disease are deposits of aggregated proteins
in the patient's cells that cause
damage to
cellular functions.
But researchers have developed an imaging technique that shows,
in real time, what happens when things start going awry — a tool that could help doctors diagnose mitochondrial injuries before they have the chance to do serious
cellular damage.
In this case, he was testing the idea that a buildup of
cellular damage caused by oxidation — technically, the chemical removal of electrons from a molecule by highly reactive compounds, such as free radicals — is the main mechanism behind aging.
Intermittent dosing with rapamycin selectively breaks the cascade of inflammatory events that follow
cellular senescence, a phenomena
in which cells cease to divide
in response to DNA
damaging agents, including many chemotherapies.
Obesity suppresses an important
cellular process that prevents kidney cell
damage, according to a study appearing
in an upcoming issue of the Journal of the American Society of Nephrology (JASN).
«First aid kit
in some living organisms helps fix DNA after lengthy sun exposure: New study unveils the binding mechanisms of enzymes capable of repairing DNA
damaged by UV light before any risk of
cellular malfunction sets
in.»
This metabolic demand makes brain cells particularly vulnerable to
damage from oxidative stress,
in which reactive oxygen species (ROS), sometimes called free radicals, exert toxic effects on
cellular components.
The rate of this
cellular damage can vary from person to person, and may be dictated by genetics, lifestyle and the environment we live
in.
They found that by attaching to a mitochondrial protein called TOM20, alpha - synuclein prevented the mitochondria from functioning optimally, which resulted
in the production of less energy and more
damaging cellular waste.
The analysis also showed that the preponderance of host responses shifted rapidly from activation of genes involved
in cell
damage and inflammation toward those linked to promotion of
cellular and organ repair.
Interest
in studying tRNA fragments has been increasing swiftly as studies have shown that the fragments have regulatory roles and implicated individual fragments
in cellular processes such as translation initiation, response to viral infection, response to DNA
damage, etc..
As described
in the article, when NANOG was increased
in these mice, the epithelia showed an increase
in cellular proliferation, hyperplasia, and an increase
in the amount of DNA
damage in the cells.
Like jewels
in a vault, our precious genetic material is stored
in the nucleus of a cell — sequestered away from potentially
damaging cellular components and toxins so that no harm can come to it.
In 2011, UT Southwestern researchers in Dr. Levine's laboratory identified the protein Smurf1 as important for the elimination of viruses and damaged mitochondria from cells via a cellular housekeeping process called autophag
In 2011, UT Southwestern researchers
in Dr. Levine's laboratory identified the protein Smurf1 as important for the elimination of viruses and damaged mitochondria from cells via a cellular housekeeping process called autophag
in Dr. Levine's laboratory identified the protein Smurf1 as important for the elimination of viruses and
damaged mitochondria from cells via a
cellular housekeeping process called autophagy.
Scientists do not yet fully understand how antibiotics work on the molecular level, but they think that the drugs are effective
in part by introducing reactive oxygen to bacterial cells, which
damages key
cellular structures.
This uncontrolled inflammation is associated with changes
in bacteria populations
in the gut, which can invade the mucosal tissue after
damage to the protective
cellular barrier lining the tissue.
But until he understands how the cells are stressed
in the first place, he won't know much: «We frankly don't have a clue as to how much microwave radiation is needed to cause irreversible
damage to
cellular proteins.
Her research team found that
cellular oxidative stress (arising because of reactive oxygen species) increases
in mice exposed to THS,
damaging proteins, fats and DNA, and leading to hyperglycemia (excess glucose
in the blood stream) and insulinemia (excess insulin
in the blood)-- a condition also called insulin resistance.
Now, Professor Martin and colleagues have discovered that
in response to specific types of cell
damage, Parkin can trigger the self - destruction of «injured» nerve cells by switching on a controlled process of «
cellular suicide» called apoptosis.
But
in obesity, accumulation of lipids can cause fatty liver, resulting
in cellular damage to the organ.
However, excessive generation of ROS and / or a fall
in antioxidant defences can lead to indiscriminate
damage, resulting
in cellular oxidative stress [27].
DNA
damaging agents can promote ageing, disease and cancer and are widespread
in the environment as well as being produced within human cells as normal
cellular metabolites
This is as you'd predict, based on the principle of the «weakest link
in the chain»: to move the needle on maximum lifespan, you have to push back on all of the
cellular and molecular
damage of aging, not just one form.
Imaging mismatch repair and
cellular responses to DNA
damage in Bacillus subtilis.
Based on the previous evidences, it rusults important to maintain
cellular NAD + availability especially
in mitochondria when stresses induce a major consumption of NAD + and ATP and prone the organism more susceptible to ROS
damages.
Researchers have uncovered that CT scans can cause
cellular damage, saying that it will be
in a patient's best interest if their doctor explored dose reduction strategies.
O'Shea says this may explain why people with conditions resulting
in high levels of
cellular DNA
damage (e.g., cancer, chemotherapy, inflammation and aging) are more susceptible to viral infections.
We hypothesize that upon retinal neuronal
damage MG or RPE cells undergo defined and controlled changes
in cellular and molecular phenotype towards a cell with progenitor properties — this process that we are studying we call regenerative reprogramming.
The consensus position
in the research community is that tracing back the biochemical chains of cause and effect to root causes, something that is not yet possible for many common medical conditions, will show that all age - related conditions and their complexities are the consequences of a comparatively small number of types of
cellular and molecular
damage.
We are developing a new kind of medicine: regenerative therapies that remove, repair, replace, or render harmless the
cellular and molecular
damage that has accumulated
in our tissues with time.
Molecular and
cellular profiles of the resolution phase
in a
damage - associated molecular pattern (DAMP)- mediated peritonitis model and revelation of leukocyte persistence
in peritoneal tissues.
In 1963, Hruban and colleagues showed that
damaged structures within a cell were sequestered and degraded, and that this was a normal and beneficial response to
cellular injuries such as starvation or oxygen deprivation.
Meanwhile, the same thing goes wrong
in the aging brain, bringing one more insult to the accumulating
cellular and molecular
damage that slowly erodes the functional capacity of the aging brain, culminating
in Parkinson's and other degenerative syndromes.
Ionizing radiation is a potent DNA
damaging agent that interacts with
cellular DNA and induces lesions
in the irradiated cells and prevents cell proliferation and induces cell death by apoptosis or necrosis depending on the radiation dose.
The
damage that it will repair is the one that is causal
in senenscence of DNA pathway (such x-ray radiation causing senescence) and oncogenic activated senescence; but not of the type of replicative senescence (that's the domain of telomeres / telomerase / sub-telomeres and epigenetics) and
cellular replication / proliferation.