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networks in Biological News

Fujitsu Expands Support for Ethernet Networks With New Additions to XG Switch Product Line

SUNNYVALE, Calif., July 28 /PRNewswire/ -- Fujitsu Computer Products of America, Inc., a leading supplier of innovative computer products including hard disk drives, peripherals and biometric security solutions, today launched a new aggregated series of 24-port and 48-port 1Gb/10Gb Ether...

CSHL team traces extensive networks regulating alternative RNA splicing

Two professors at Cold Spring Harbor Laboratory (CSHL) have succeeded in tracing intricate biochemical networks involving a class of proteins that enable genes to express themselves in specific tissues at particular moments in development. Michael Q. Zhang, Ph.D. and Adrian R. Krainer, Ph.D.,...

Using networks to map the social lives of animals

Dr Dick James from the University's Department of Physics has released a practical guide for biologists explaining how social network analysis, a method used widely in the social sciences to study interactions among people, can be used to study social structures within animal populations. Tradi...

Rainfall and river networks prove accurate predictors of fish biodiversity

Princeton researchers have invented a method for turning simple data about rainfall and river networks into accurate assessments of fish biodiversity, allowing better prediction of the effects of climate change and the ecological impact of man-made structures like dams. The mathematics behind t...

Gene Networks in Animal Development and Evolution Feb. 15 and 16

The National Academy of Sciences' Sackler Colloquium series will hold a meeting on gene regulatory networks. These networks represent the genomic program for the development of animal embryos, body parts, and cell types. The meeting will focus on four areas -- gene regulatory networks that contr...

Alternative food networks connect ethical producers and consumers and can lead to healthier eating

In the light of growing concerns about the separation of producers and consumers in our food system and the power of big supermarkets, new research funded by Economic and Social Research Council (ESRC) provides valuable insights into the motivations and practices of consumers and producers involve...

New data suggest 'jumping genes' play a significant role in gene regulatory networks

CHICAGO, IL--Research performed in the Center for Biomolecular Science & Engineering (CBSE) at the University of California, Santa Cruz, suggests that mobile repetitive elements--also known as transposons or "jumping genes"--do indeed affect the evolution of gene regulatory networks. David Haus...

Caltech researchers help unlock the secrets of gene regulatory networks

PASADENA, Calif.-- A quartet of studies by researchers at the California Institute of Technology (Caltech) highlight a special feature on gene regulatory networks recently published in the Proceedings of the National Academy of Sciences ( PNAS ). The collection of papers, "Gene Networks in De...

GEN reports on novel tools for deciphering biological networks

New Rochelle, NY, October 17, 2008Systems biology scientists from diverse areas of research are developing a range of methods to model pathways, interpret data, and derive therapeutic targets from biological networks, reports Genetic Engineering and Biotechnology News (GEN). A major focal point of...

New evidence on the robustness of metabolic networks

EVANSTON, Ill. --- Biological systems are constantly evolving in ways that increase their fitness for survival amidst environmental fluctuations and internal errors. Now, in a study of cell metabolism, a Northwestern University research team has found new evidence that evolution has produced cell ...

Nature paper describes technique for extracting hierarchical structure of networks

Networks -- used throughout the sciences in the study of biological, technological, and social complexity -- can often be too complex to visualize or understand. In a May 1 Nature paper, Hierarchical structure and the prediction of missing links in networks, Santa Fe Institute (SFI) researchers...

IdentiPHI Re Launches SAFmodule Software to Secure Novell(R) Networks

IdentiPHI announces the launch of SAFmodule(TM) 3.1 SP3 to expand Novell Modular Authentication Services (NMAS) biometric authentication methods AUSTIN, Texas, Sept. 20 /PRNewswire/ -- SAFmodule for NMAS(TM) brings secure, easily managed biometric authentication to Novell(R) eDirectory netwo...

IdentiPHI Re Launches SAFmodule Software to Secure Novell(R) Networks

IdentiPHI announces the launch of SAFmodule(TM) 3.1 SP3 to expand Novell Modular Authentication Services (NMAS) biometric authentication methods AUSTIN, Texas, Sept. 20 /PRNewswire/ -- SAFmodule for NMAS(TM) brings secure, easily managed biometric authentication to Novell(R) eDirectory netwo...

Brain networks strengthened by closing ion channels

Yale School of Medicine and University of Crete School of Medicine researchers report in Cell April 20 the first evidence of a molecular mechanism that dynamically alters the strength of higher brain network connections. This discovery may help the development of drug therapies for the cognitive ...

Researchers map out networks that determine cell fate

A two-step process appears to regulate cell fate decisions for many types of developing cells, according to researchers from the University of Chicago. This finding sheds light on a puzzling behavior. For some differentiating stem cells, the first step leads not to a final decision but to a ne...

Bioengineers create stable networks of blood vessels

Yale biomedical engineers have created an implantable system that can form and stabilize a functional network of fine blood vessels critical for supporting tissues in the body, according to a report in the Proceedings of the National Academy of Sciences. For body tissue to survive it must receiv...

Brain networks change according to cognitive task

Using a newly released method to analyze functional magnetic resonance imaging (fMRI), Northwestern University researchers have demonstrated that the interconnections between different parts of the brain are dynamic and not static. This and other findings answer longstanding debates about how brain...

VCU Researchers Identify Networks Of Genes Responding To Alcohol In The Brain

Virginia Commonwealth University researchers have identified several genetic changes in the brains of mice caused by ethanol, which may help researchers better understand how and why people become addicted to alcohol. In the March issue of the Journal of Neuroscience, researchers reported signifi...

Brain difference in psychopaths identified

...velopments in brain imaging such as DT-MRI now offer neuroscientists the potential to move towards a more coherent understanding of the possible brain networks that underlie psychopathy, and potentially towards treatments for this mental disorder.' ...

Humans 'damaging the oceans'

... uncontrollable, runaway global warming. "In the face of such terrifying changes even large scale interventions such as establishment of very large networks of Marine Protected Areas are unlikely to be effective," Mike cautions. "On a global scale, an immediate reduction in CO2 emissions is essential to mi...

Researchers develop 'brain-reading' methods

...s of the brain, Hanson and his team looked at the pattern of activity across a half million points in the brain. Interestingly, the patterns of neural networks involved in each of the eight tasks on the surface appear very similar. The reason, Hanson explains, is that various mental functions tend to draw on ...

Researchers achieve major breakthrough with water desalination system

... testing plant that can be used to test almost any water source," said Alex Bartman, a graduate student on the M3 team who helped to design the sensor networks and data acquisition computer hardware in the system. "The advantages of this type of system are that it can cut costs, and because it is mobile, only...

Supply-Chain Council Announces New Board of Directors and Officers

...ember organizations make dramatic and rapid improvements in supply chain processes. The Council offers resources, capability development and knowledge networks to accelerate an organization's use of--and benefits from--SCOR and related models. ...

US Government Places 6,1 Million USD Orders Related to Precise Match-on-Card(TM) for Cyber Security Programs

...is introduced by biometric Match-on-Card authentication. Precise Match-on-Card(TM) provides strong authentication and proof of identity, which secures networks and computers by linking a user to an access protocol. Precise Biometrics has more than 20 million deployed card licenses and close to 100 mill...

22nd Congress of the European College of Neuropsychopharmacology, Sept. 12-16, 2009, Turkey

...urological disorders. The essential knowledge of central features of neurotransmission was first gained at the end of the 20th century. By mapping the networks of neurotransmission, scientists are looking for specially tailored therapies to influence various neurotransmitter systems. The discovery of specific...

Systems biology recommended as a clinical approach to cancer

...ive experiments, allowing researchers to use the data of one of the approaches to repeatedly define the framework of the other approaches. Biochemical networks are central to biological function, while computer models provide a particularly useful way to understand their workings. Biochemical models are the i...

Gene predicts how brain responds to fatigue, human study shows

...esting that people with the long gene variant perform better on executive tasks earlier, but not later, in the day. "Our study uncovers some of the networks underlying individual differences in sleep loss vulnerability and shows for the first time how genetic differences in brain activity associate with co...

A Canada-wide technology platform for mapping the human interactome

...of the interactome, which can be defined as the complete set of interaction networks underlying the functioning of our cells. The creation of a nation-wide plat...ulombe, understanding the interactome's organization by mapping the dynamic networks that proteins form when they interact together and with other molecules suc...

The SIB recognizes the next generation of bioinformaticians

...idues in much detail. Such analyses reveal that protein residues are constrained in very complicated ways, with interacting residues forming chains or networks that even connect residues that are distant in the 3-dimensional structure of the protein. The introduced methodology provides a way of describing...

McGill University receives almost $63 million under CFI program to support five research projects

...s projects include: Laboratories for Broadband Optical and Wireless Systems (LBOWS), an ambitious initiative designed to allow communications networks built in the 20th century to handle the connectivity needs of the 21st. LBOWS is led by Dr. David Plant, chair of the Department of Electrical and Com...

NIH funds $9.5 million for research on HIV and the human innate immune system

... important in maintaining health and balance in the epithelial barriers of the body. Using computational software they will detect the pathways and networks affected by chronic HIV infection and/or HAART and thereby, better understand the impact of the virus and the therapies used to combat HIV on epitheli...

American Chemical Society weekly presspac -- June 10, 2009

...eated in ways that could slow its progression. ARTICLE #2 FOR IMMEDIATE RELEASE "Sniffing Chronic Renal Failure in Rat Model by an Array of Random networks of Single-Walled Carbon Nanotubes" DOWNLOAD FULL TEXT ARTICLE: http://pubs.acs.org/stoken/presspac/presspac/full/10.1021/nn9001775 CONTACT: H...

Boston University biomedical engineers teach bacteria to count

...esearch is detailed in an article, "Synthetic Gene networks That Count," that appears in the May 29 issue of ...engineering approach. Researchers design and build networks of genes, splicing them into bacterial genomes to ... to synthetic biologists remain limited. Gene networks that give bacteria the ability to count could beco...

Toward cheap underwater sensor nets

...cientists are one step closer to building low cost networks of underwater sensors for real time underwater env...xperiments when the conditions are just right. networks of underwater sensors could also serve as "steppin...ls the way they are here," said Faunce. "Sensor networks are revolutionizing the way we understand our natu...

Uniloc Unveils Industry-First Authentication Technology for Comprehensive Protection of Critical Infrastructure

...n (PDR) technology to grant authorized access to systems and communications networks with minimal overhead. "Organizations responsible for critical infrast...ust two examples highlighting the risks associated with connecting critical networks like those in SCADA systems," said Brad Davis, CEO at Uniloc. "With the con...

One sponge-like material, three different applications

..., cobalt-molybdenum-sulfur, is a new class of chalcogels, a family of material discovered only a few years ago at Northwestern. (Chalcogels are random networks of metal-sulfur atoms with very high surface areas.) The new chalcogel is made from common elements, is stable when exposed to air or water and can be...

Progress toward artificial tissue?

...ution further cross-links the DNA, causing the fibers to become denser and more strongly connected. These spongy fibers resemble the collagen fiber networks of the biological extracellular matrix. They can also be knotted, braided, or woven into textile-like structures. This results in materials that are a...

Uniloc Unveils Industry-First Authentication Technology for Comprehensive Protection of Critical Infrastructure

...n (PDR) technology to grant authorized access to systems and communications networks with minimal overhead. "Organizations responsible for critical infrast...ust two examples highlighting the risks associated with connecting critical networks like those in SCADA systems," said Brad Davis, CEO at Uniloc. "With the con...

Brain's problem-solving function at work when we daydream

...ed when we daydream. "This is a surprising finding, that these two brain networks are activated in parallel," says Christoff. "Until now, scientists have tho..." The less subjects were aware that their mind was wandering, the more both networks were activated. The quantity and quality of brain activity suggests that...

Rules proposed to save the world's coral reefs

...are: allow margins of error in extent and nature of protection, as insurance against unforeseen threats; spread risks among areas; aim to create networks of protected areas which (a) protect all the main types of reef creatures, processes and connections, known and unknown; (b) achieve sufficient protec...
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