Tag: "network" at biology news
Study provides new data about the laws governing embryo development in organisms
...is study confirms the hypothesis that if this gene network
has been maintained across evolution in both vertebrates and insects, it is precisely because it is highly stable and robust....
'Virtual' mouse brains now available online
...t San Diego -- are connected via a very high speed network
with each other as well as with the San Diego Supercomputing Center. The consortium has developed the computer infrastructure to collect a rapidly growing library of 3-D mouse brain data, and make all the data available on the web http://tinyurl.c...
Scientists identify 2 distinct Parkinson's networks
... in a million Americans also targets another brain network
that regulates cognitive thought and the ability t...h, and his colleagues measured and quantified this network
of brain regions during a five-year study of newly diagnosed Parkinsons patients who agreed to be fo...
Arctic Observing Network as a tool for understanding Arctic change
...uss the development of a large-scale and long-term network
of land, sea and space-based sensors to observe environmental Arctic change and help predict its effects. What: Media briefing: challenges and opportunities for naval and maritime operations caused by a documented warming trend in the Arctic, and...
Researchers identify genetic mutation that may alter tumor cell proliferation
...tingly, other cellular proteins that regulate this network
have also been shown to be mutated in a variety of cancers including lung, breast ovary, prostate, colorectal and brain cancers. This mutation in AKT1 is striking direct evidence for the role of AKT1 in cancer formation. The identification of the ...
Male or female factor infertility -- men suffer just the same
...re of the possible decline in their social support network
and encouraged to organise support systems that no not solely include close friends and family. Counselling in the early stages of infertility is not often a desirable option for couples, and especially for men, say the scientists. Couples should ...
Effective new biodiversity data access portal
... records. With the launch of the Portal, the GBIF network
of data providers is set to grow dramatically, from hundreds to thousands of institutions. GBIF makes the Portal and its extensive capabilities and services, as well as software for data providers, freely available. Civil society, countries and or...
Stressed-out African naked mole-rats may provide clues about human infertility
...ting and reproductive behaviour. The workers dig a network
of tunnels, often several kilometres long, which they use to find their food of roots and tubers, while the soldiers defend the colony against foreign mole-rats and predators such as snakes. By living in large social groups with a co-operative non-...
News tips from the Journal of Neuroscience
...naptic vesicles and particularly their filamentous network
in the act, the authors immobilized rodent CA1 hip...another, and longer filaments (3060 nm) linked the network
to active zones in the presynaptic plasma membrane. On average, each SV was connected to 1.5 other S...
Neuroblastoma expert reviews progress and challenges in fighting difficult pediatric cancer
... in the neck, chest, and pelvis, developing in the network
of the body's sympathetic nervous system. Neuroblastoma is what physicians call a heterogeneous disease; its name includes subtypes of disease that behave very differently. Some cases strike in infants, but spontaneously disappear with minimal trea...
A possible mechanistic link between stress and the development of Alzheimer tangles
...nmodified formhelps to stabilize the intracellular network
of microtubules. In Alzheimer's disease, as well as various other neurodegenerative conditions, phosphate groups are attached to tau. As a result, tau looses its grip on the microtubules, and starts to collapse into insoluble protein fibers, which ul...
New findings challenge established views on human genome
...f independent genes, pointing instead to a complex network
in which genes, along with regulatory elements and...esearchers state in their Nature paper, noting the network
model of the genome poses some interesting mechanistic questions that have yet to be answered. Ot...
Human activities increasing carbon sequestration in forests
...s broad study analyzed the carbon balance across a network
of forest sites that represent nitrogen deposition...the study and director of the AmeriFlux monitoring network
in North and South America. Through our forests, fertilization by nitrogen deposition is to some d...
New findings challenge established views about human genome
...ection of independent genes, pointing instead to a network
in which genes, regulatory elements and other types of DNA sequences interact in complex, overlapping ways. By integrating 200 datasets generated by various high-throughput methods we now have a very good idea what 1 percent of our DNA might be doi...
Massive herds of animals found to still exist in Southern Sudan
...for management of wildlife and the protected areas network
being designed by the Ministry of the Environment, Wildlife Conservation, and Tourism and the Wildlife Conservation Society will be a key component of the overall development of Southern Sudan....
Now, self-healing materials can mimic human skin, healing again and again
...s is extracted, leaving behind a substrate with a network
of interlocking microchannels. In the final steps,...poxy coating on top of the substrate, and fill the network
with a liquid healing agent. In the researchers tests, the coating and substrate are bent until a cr...
Research without borders: Head of Santa Fe Institute to address NSF
...stems whether organisms, ecosystems, or societies; network
dynamics from quantum field theory to social organ...academic molds and draws together an international network
of creative researchers. Topic: On the Scale and Unity of Life from Cells to Cities: Towards a ...
Making new teeth
...pithelial stem cells and form a complex regulatory network
with epithelial signals. They also show that spatial differences in the expression levels of two key genes, Activin and Follistatin, contribute to the characteristic asymmetry of rodent incisors, which are covered by enamel only on their labial (fron...
Have I been here before?
...lling molecule (the NMDA receptor) in a particular network
of brain neurons (the dentate granule cells of the hippocampus) is essential for these rapid discrimination processes, hopefully paving the way for therapies targeting learning and behavioural disorders." Professor Tonegawa, a frequent world trave...
Land conversion and climate threaten land birds
...t future climate change. A vastly expanded reserve network
in the tropics, coupled with more ambitious goals to reduce greenhouse gas emissions and monitor biodiversity impacts, will be needed to minimize global extinctions....
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