Tag: "remodeling" at biology news
E. Coli Genome Reported: Milestone Of Modern Biology Emerges From Wisconsin Lab
...sion of Research Resources of the NIH. Substantial remodeling
funds were provided to create the E. coli Genome Center by the WISTAR program of the State of Wisconsin, and research support was also provided by Genome Therapeutics Inc., SmithKline Beecham Inc., Dnastar Inc., and IBM....
Study Shows: Just Say NO To Bone Loss
...h bone-forming cells calledosteoblasts in the bone remodeling
process. This is much like theerosion/deposition process of a river bank where material is removed and thendeposited once again. The osteoblasts giveth; the osteoclasts taketh away.Osteoclasts, like NO, are dual-natured. While they quite literall...
Cellular espionage at play in post-menopausal osteoporosis
...h bone-formingcells called osteoblasts in the bone remodeling
process. This is a lot like theerosion/deposition process of a riverbank where material is removed and thendeposited once again. The osteoblasts give; osteoclasts take away. In balance,the two cell types actually promote healthy bone by maintainin...
Researchers identify enzyme essential for battle against bacteria in the intestine
...spur normalgrowth and healing, shaping embryos and remodeling
skin in healing wounds. The Science paper showed that matrilysin protects the epithelial liningof the intestine by regulating the activity of defensins. This might be a commonrole for this metalloproteinase in the many places where it is mad...
Researchers learn how degradation of proteins changes muscles during exercise
...y shows thepotential role the pathway plays in the remodeling
of fast-twitch glycolytic, fatigable strengthmuscl... eliminated. The scientists already know that the remodeling
involves changes in many different proteins. Now theyare studying exactly which proteins the pathway...
Isoflavone-rich soy products may prevent bone loss in women
... for a dietary study of bone loss because the bone remodeling
cycle ranges up to 80 weeks. Although it would be premature to assume that soy isoflavones have a long-term bone-sparing effect, the positive results of two 24-week studies thus far underline the necessity for a longer period of study to confirm so...
Plant's PICKLE gene may hold clue to cancer
...al PICKLE gene produces a protein called chromatin remodeling
factor, which flips the biochemical off-switch tha...CKLE gene, however, the plant can't make chromatin remodeling
factor. Without that protein, it can't throw the off-switch to stop expression of embryo-like traits...
UCSD bioengineer to receive President's National Medal of Science
..., Wei Huang and others have focused on tissue remodeling
as a take off point for tissue engineering. Fungs effort could be summarized as trying to wed engineering science with biology. The field of bioengineering is developing very rapidly, particularly with the help of the Whitaker Founda...
Key enzyme responsible for fat development discovered
...ease apart the players from the non-players in the remodeling
steps that prepare for fat cell development, the r...e also suspect that kallikrein may be essential in remodeling
the zone around other types of cells," she said. "Changes in the environment around cells lead to ch...
Sleep in early life may play crucial role in brain development
...ed specifically on the impact of sleep on neuronal remodeling
during the critical period for visual development ...ix hours. The visual deprivation initiates a rapid remodeling
of neural circuitry known as ocular dominance plasticity. The researchers then examined the impact o...
Blood vessels found to signal chain of destruction in bone diseases
...ls can play a key role in actively regulating bone remodeling
and physiology." According to Osdoby, the discovery opens up several options to eliminate or minimize bone loss in inflammatory-related diseases. "Because we know that blood vessels overgrow and are activated to cause osteoclast formation i...
GLUT4 in membrane ruffles
...t regions of membrane ruffling, where cytoskeletal remodeling
takes place. Perturbing the cytoskeleton with specific drugs not only blocks the formation of the membrane ruffles, but also prevents the delivery of GLUT4 to the cell surface. The authors also provide tantalizing clues that these membrane-cytoskele...
Aggressive tumor cells leave a trail in their environment that affects the spread of cancer
...act more aggressively." Similar to the example of remodeling
your house, cells remodel their extracellular environment by both knocking down and building up the physical structure they live in. One of the fundamental building blocks of the extracellular matrix is produced by cells and is a family of proteins c...
APS August/September journal hot picks
...bjects may develop similar airway inflammation and remodeling
as do asthmatic subjects. They also conclude that the difference in bronchial response to allergens between asthmatic individuals and allergy sufferers is associated with different airway mechanics. Source: Journal of Applied Physiology, September 2...
UT Southwestern scientists explain how the injured brain remodels itself
...ons and blood vessels, are crucial to restoring or remodeling
damaged brain and spinal-cord tissue. Published in...0 days. As one might expect, the neural repairs or remodeling
were most prominent in and near the injury for the short term, but the study also showed long-term r...
Oxygen is toxic to stem cells
...cells are active players in normal or pathological remodeling
of muscle tissue throughout life," she says. "The developmental path they take is very responsive to the oxidative stress around them."...
Cholesterol-independent benefits of statins in cardiac hypertrophy
...ac1, are lipid-modified and play a crucial role in remodeling
the actin cytoskeleton when cells move or change shape. Takemoto et al. confirm here that lipid-linked Rac1 is also key to the hypertrophic response, and they show that reactive oxygen species, formed specifically in cells with an active and properly...
Regulating DNA methylation
...protein called Lsh, a member of the SNF2 chromatin remodeling
protein family, is required for normal genome-wide methylation during development. As Lsh is similar to proteins that are known to alter chromatin, or compact DNA structure, the determination that Lsh is necessary for genome-wide methylation suggest...
Scientists describe structures of protein molecules that enable two-way signaling between cells
... similar communication roles in many other moving, remodeling
cells, including vascular endothelial cells and, potentially, migrating metastatic cancer cells. These bidirectionalmessages or signals appear to help control how cells move and interact as the nervous system and other organs develop in the embryo or...
Findings link disease specific anitbodies to activation of T cells for the first time
...lymphocyte derived cytokines in driving the tissue remodeling
that occurs in Graves disease. Dr. Smith and his associates have found that fibroblasts from the orbital connective tissue (eye area) differ from fibroblasts found in other parts of the body. The orbital fibroblasts appear to be particularly suscep...