It appears that they can also
alter cell function: a specific rice microRNA was shown to bind to and inhibit the activity of receptors controlling the removal of LDL — «bad» cholesterol — from the bloodstream.
They also want to be able to insert more subtle mutations, such as those reported in HIV - resistant individuals, which could
alter cell function just enough to confer resistance but without fully deactivating the gene and impeding cell function.
Not exact matches
Disease: Sleep deprivation
alters immune
function, including the activity of the body's killer
cells.
But when their
functioning is
altered, as the UCL researchers observed in tumor
cells, the mitochondria can promote
cell migration, thus leading to the formation of metastasis.
We're funding researchers to investigate how drugs
alter what genes are activated such that they modify the
function of the
cells, and how this, in turn, modifies the
functions of brain circuits, and how that modifies behavior.
As it can take weeks to grow human
cells into intact differentiated and functional tissues within Organ Chips, such as those that mimic the lung and intestine, and researchers seek to understand how drugs, toxins or other perturbations
alter tissue structure and
function, the team at the Wyss Institute for Biologically Inspired Engineering led by Donald Ingber has been searching for ways to non-invasively monitor the health and maturity of
cells cultured within these microfluidic devices over extended times.
Because neural crest
cells contribute to so many tissues in the body,
altering their
function could change an animal's behavior, appearance and biology, the researchers reasoned.
Cells purposely produce the chemical, which can quickly oxidize proteins to
alter their
functions.
Changes to the properties of the lipid bilayer component of the
cell membrane can
alter the
function of proteins embedded in the membrane — proteins that regulate critical
functions such as transport of materials in and out of the
cell and communication with other
cells.
mTOR controls expression of proteins that
alter mitochondrial structure and
function in ways that unexpectedly protect
cells from death, the team reported.
Proponents of this idea suggested that chlorine exposure might destroy the
cell wall — by
altering it physically, chemically and biochemically — and so terminate the
cell's vital
functions, killing the microorganism.
«We reproduced in the lab the genetic change to Smchd1 found in one of the families to better understand how this mutation
alters Smchd1 and its ability to
function in the
cell.
«Because many broadly expressed genes that play key roles in essential cellular
functions are under the control of
cell - specific enhancers, the ability to affect enhancer
function by knocking down eRNAs could potentially provide a new strategy for
altering gene expression in vivo in a
cell - specific manner,» said Glass, noting that in his research, anti-sense oligonucleotides were developed in conjunction with Isis Pharmaceuticals, which suppressed enhancer activity and reduced expression in nearby genes.
This finding suggests that persistent THC may
alter the inhibitory
function of these
cells, increasing dopamine levels and the rewarding features of marijuana.
While many protein factors are known to subtly regulate the
function of T
cells, David Munn and Andrew Mellor of the Medical College of Georgia in Augusta suggest that the fetus uses a cruder method to
alter T
cells» behaviour: starvation.
«We envisage that morphological changes are likely to impact the
function of chandelier
cells, and consequently,
alter the activity of cortical networks.
The AIDS virus
alters the growth and
function of T4 lymphocytes, a class of white blood
cells that is crucial to the immune system.
Furthermore, besides offering valuable insight into the
function of this novel RNA type, the researchers also believe that the findings will open new avenues for novel treatments in which
cell - specific enhancer sequences can be targeted to
alter gene expression.
Exomeres largely fuse with
cells in the bone marrow and liver, where they can
alter immune
function and metabolism of drugs.
Or other types of
cells besides neurons might pick up electrical fields and gradually
alter brain
function.
Enzymes in this family couple other proteins in the
cell to a molecule called ubiquitin, a step that can
alter the
function or stability of these target proteins.
When the research team used pharmaceuticals to inhibit one
function of the endoplasmic reticulum (the building of so - called lipoprotein particles that will export fats out of the
cell), the gene activation process was inhibited for many key genes and nuclear ruffling was also
altered.
However, this cellular intervention
alters the normal expression of hypophosphorylated retinoblastoma (RB) protein needed for the expression of genes involved in
cell functions [3] and, therefore, results in an abnormal
cell.
Masters et al. discuss the often overlooked contribution of the stromal microenvironment as an extrinsic factor to immunosenescence and inflammation.12 Accumulation of senescent stromal
cells which demonstrate the senescent associated secretory phenotype (SAPS), may
alter tissue structure and
function, and increase local inflammation.13 The impact of
altered lymphoid stromal microenvironment may be widespread and include
altered haematopoiesis, reduced lymphatic flow and disrupted secondary lymphoid organisation, which consequently will
alter antigen transportation and presentation to T
cells.12
Nucleofection disrupts tight junction fence
function to
alter membrane polarity of renal epithelial
cells.
In mice, the anti-angiogenic mTOR inhibitor everolimus did not
alter cognitive
functions but led to weight loss and modification of
cell metabolism in brain regions involved in sleep / wake cycle or food intake, likely connected to fatigue.
Macrophage depletion
alters the blood — nerve barrier without affecting Schwann
cell function after neural injury.
Only introducing the
altered gene into
cells and studying protein
function in the lab provides that information, Traynelis says.
However, using these
cell lines it should be possible to determine in detail how the defects arise (which is difficult in patients), and perhaps how to
alter the segregation of mutant versus normal mtDNA during
cell division to eventually lessen the burden of abnormal mitochondria
function.
Modulating ECM assembly to
alter tumor vascular barrier
function Weilan Ye, Genentech Lymphangiogenesis and lymphatic endothelial barrier as targets in regenerative medicine Giorgia Jurisic, Novartis Wnt / beta - catenin signaling as a therapeutic target for blood - brain barrier repair in neurological disorders Dritan Agalliu, Columbia University Somatic mutations in hematopoietic
cells contribute to cardiovascular disease: New mechanisms, new targets Kenneth Walsh, Boston University
This has been evidenced by 1) increased acinar
cell necrosis, 2) increased serum amylase and lipase, 3) higher hepatic damage, 4)
altered liver
function test, 5) increased kidney damage, 6) increase in serum urea and creatinine, 7)
altered distribution of pancreatic
cells, 8) increased vacoulation and irregular islets, and 9) mild fibrosis in exocrine regions.
Il - 2 was one of the first cytokines («messenger» molecules that allow
cells to communicate and
alter one another's
function) and proved to be a major tool not only for immunology but also for the discovery of all human retroviruses.
It was discovered that CMV was the prime driving force behind most of the oligoclonal expansions and
altered phenotypes and
functions of CD8
cells.
Cellular senescence is the irreversible growth arrest of individual mitotic
cells, which as a consequence display a radically
altered phenotype that is thought to impair tissue
function and predispose tissues to disease development and / or progression as they gradually accumulate.
Our goal is to gain mechanistic understanding how
altered expression or
function of key mitotic regulators (e.g. GTPases, kinases) can give rise to genetically unbalanced
cells that may initiate tumorigenesis.
Her current research is focused on discovering how normal and disease melanocyte
cell states establish distinct regulatory DNA landscapes, and also determining how the combination of both genetic variation within these regulatory regions and environmental
cell signals
alter gene expression and normal
cell function.
It has now become clear that CMV is commonly the driving force behind the oligoclonal expansions and
altered phenotypes and
functions of CD8
cells seen in most old people.
We are also examining how gene expression and mitochondrial
function is
altered in human
cells in the disorder known as Chronic Fatigue Syndrome or Myalgic Encephalomyelitis, in order to develop objective tests for the illness as well to identify causal factors.
A single poor transcript could therefore have devastating consequences, not just by directly
altering a
cell's enzymatic activity but through a domino effect that leaves other, unrelated proteins unable to
function right.
Specific topics include the abilities to recognize, sort and transport important molecules; sense the environment;
alter shape or surface texture; generate onboard energy to power effective robotic
functions; communicate with doctors, patients, and other nanorobots; navigate throughout the human body; manipulate microscopic objects and move about inside a human body; and timekeep, perform computations, disable living
cells and viruses, and operate at various pressures and temperatures.
Polymorphisms in five of 15 genes (33 %) encoding molecules known to primarily influence pancreatic beta -
cell function - ABCC8 (sulphonylurea receptor), KCNJ11 (KIR6.2), SLC2A2 (GLUT2), HNF4A (HNF4alpha), and INS (insulin)- significantly
altered disease risk, and in three genes, the risk allele, haplotype, or both had a biologically consistent effect on a relevant physiological trait in the QT study.
Unlike in type 1 diabetes, in which insulin production is limited because beta
cells are destroyed, «arsenic induces glucose intolerance through a disruption of beta -
cell function that
alters normal stimulus — secretion coupling,» the researchers wrote.
Tumor
cells carry a unique set of mutations in its genome that
alter normal
cell functions.
This dichotomy points out the importance of an indirect influence on proteins whose
altered function is required during carcinogenesis but are too essential to be mutated (i.e., mutation of their encoding genes could decrease the viability of cancer
cells).
This sudden movement causes stretching and tearing of connections between brain
cells and creates chemical changes that
alter normal brain
function.
By
altering its
function, researchers basically tilted the scales for muscle
cells to burn more fat than sugar.
Disease: Sleep deprivation
alters immune
function, including the activity of the body's killer
cells.
In addition, the DHA and EPA found in fish oil have a powerful ability to enhance the metabolism and increase fat burning by positively
altering the gene
functioning through various mechanisms which include changing the makeup of
cell membranes,
altering the transcription of genes and influencing the levels of calcium within the
cells.
How do you feel about all the people out there claiming that garlic harms brain
cells,
alters proper brain
functioning, and other negative effects?
It also tenaciously binds with tissue
altering DNA, nerves,
cell membranes, mitochondrial
function.