Tag: "regeneration" at biology news
...ics), and to design systems able to promote tissue regeneration
and repair (in disease, trauma, and during ageing) without the need for chemotherapy. These ideas may today seem science fiction, but to dismiss them too readily would be foolish. The risks and benefits must be carefully addressed to yield useful and...
Researchers identify distinctive signature for metastatic prostate cancer
...lled Hedgehog, which drives normal development and regeneration
of prostate tissue, is greatly activated in prosta...e. However, the scientists were able to block this regeneration
by giving the animals cyclopamine or a Hedgehog-neutralizing antibody. In additional studies of cul...
NJIT professor receives Presidential Award for breakthrough research with adult stem cells
...he award shows that my research in stem-cell based regeneration
has great potential, and that it's essential to th...cell research," Arinzeh said. "The field of tissue regeneration
is wide open and has the potential to influence how physicians treat patients with severely damaged ...
Origin and Development of the Vertebrate Traits
...ering diverse aspects of developmental biology and regeneration
and aimed at promoting the free and timely exchange of research achievements. The first annual CDB Symposium, which addressed the "The Origin and Formation of Multicellular Systems," was convened in March 2003, followed by the second annual symposium...
News tips from the Journal of Neuroscience
1. A zebrafish L1 homolog in regeneration
: L1.1 is involved in spinal cord regeneration
in adult zebrafish Becker et al. Expression of the cell adhesion molecule L1 is generally correla...
Broken arms and collateral damage: clues to predator-driven evolution
...acks by fish, Baumiller and Gahn reasoned that arm regeneration
in fossil crinoids would be a good indicator of pr..., they found that the only significant increase in regeneration
frequency was during the Middle Paleozoic Marine Revolution. "Indeed, the frequency of regeneration...
Possible new cure for psoriasis
...ching, scratching'). In this incurable disease the regeneration
of the epidermis is speeded up enormously: whereas it normally renews itself in just under four weeks, this period is cut to four to seven days in psoriasis patients. The reason is the greatly increased rate of cell division of the keratinocytes. The...
APS announces the winners of its 2004 postdoctoral fellowship in physiological genomics
... and will likely contribute to the future of liver regeneration
technology. The aim of the APS Postdoctoral Fellowship is to advance the study of physiological genomics by furthering understanding of the human genome in the context of the whole body. The Fellowship was established to provide training that enabl...
For Africa's valuable mahoganies, it's the soil, stupid
...s study on "green" certified timber, which require regeneration
of harvested tree species, are huge. Hall said th...hogany "mining," and that their subsequent lack of regeneration
has caused loggers to simply move on to other species, which in turn has led to deforestation. The ...
UNC scientists discover molecular pathway leading to nerve growth and regeneration
... key steps involved in regulating nerve growth and regeneration
that may have implications for spinal cord researc... and spinal cord typically results in spontaneous regeneration
and repair. However, this is not the case with the spinal cord, where disruption of connections from...
Conflicting views on embryonic and adult stem cells complicate research in stem cell therapeutics
... of the body. Secondly, ASCs may be unsuitable for regeneration
of damaged tissues in the case of elderly patients or due to presence of cancer in the bone marrow. In addition, ASCs are restricted to the individual patient, making it difficult to spread the cost of isolation and expansion among multiple recipient...
Continents played key role in collapse and regeneration of Earth's early greenhouse, geologists say
... rocks reveal an odd twist in the story - eventual regeneration
of the greenhouse. Recall that 3 billion years ago, Earth was essentially Waterworld. There weren't any plants or animals to affect the atmosphere. Even algae hadn't evolved yet. Primitive photosynthetic microbes were around and may have played a rol...
Some plants may compensate for herbivore damage by stimulating nutrient release in the soil
...ious impact on the growth of tree saplings and the regeneration
of forests. However, there is much uncertainty with regard to effects on soil nutrient cycling and in turn, potential consequences for the growth of plants. In a paper to be published in the June issue of Ecology Letters, researchers from Lancaster ...
Muscle-derived cells and gene therapy may cure for post-prostatectomy erectile dysfunction
...increase in intracavernous pressure indicating the regeneration
of the injured nerve. Results will be presented by Yong-Tae Kim, Ph.D. Muscle-Derived Cells Improve Erectile Dysfunction in a Model of Post-Radical Prostatectomy Erectile Dysfunction Abstract 1422 Brandon Minnery, Ph.D., will present results of a ...
Regeneration of injured muscle from adult stem cells
...pulations of adult stem cells during muscle tissue regeneration
in mice. If therapeutic strategies that activate Pax7 in adult stem cells can turn them into muscle cells, effectively replenishing injured or diseased muscle tissue, there's hope of reversing the debilitating effects of progressive muscle-wasting di...
Treatment stimulates growth and regeneration of injured adult skeletal muscle
...Deacetylase (HDAC) inhibitors stimulate growth and regeneration
of adult skeletal muscle cells by increasing expre... avenues for developing effective means to promote regeneration
in muscular dystrophies. Dr. Vittorio Sartorelli from the Muscle Gene Expression Group in the Labora...
Insulin-producing pancreatic cells are replenished by duplication
... arising in the usual process of renewal or during regeneration
following partial removal of the pancreas were generated from pre-existing beta cells. According to Melton, the finding highlights a largely unappreciated capability of beta cells. "No one has really paid much attention to the replicative capacity o...
Geoenvironmental researchers to join Technium
...sinesses with expertise in the broad field of land regeneration
and sustainability. Since its creation two years ago GRP has created six new hi-tech spin out companies and been involved in a range of research and development projects mostly in collaboration with Objective One small and medium-sized enterprises (...
Imaging technique reveals new structure in retinal cells
... the retinoid cycle. That cycle is critical in the regeneration
process for 11-cis-retinal, a light-absorbing chemical vital to vision. Dr. Yoshikazu Imanishi, senior research fellow in the UW Department of Ophthalmology, worked on the project with Dr. Kris Palczewski, Bishop Professor and professor of ophthalmo...
Stem cells found in adults may repair nerves
...his understanding, develop strategies to stimulate regeneration
in the human retina," Reh said. While salamanders can regenerate retinal cells through their life, many other species lose this ability as they age. "At some point in each species life cycle, the stem cells in the retina make a transition from a r...
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