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Adaptive in Biological News

Microparticle immune response modifier shows broad effects against recurrent or metastatic cancer

... tumor antigens. This successful induction of adaptive immunity correlated with inhibition of tumor ... that are central to the development of innate and adaptive anti-tumor responses. Phase 1 Clinical Trials ... that are central to the development of innate and adaptive immune responses. ...

High Performance, Low-Cost VoIP Chips Address Critical Performance Issues Such as Echo, Latency, and Packet Loss

... adaptive Digital Technologies announces the availability ... PLYMOUTH MEETING, Pa., Feb. 2 /PRNewswire/ -- adaptive Digital Technologies (Adaptive Digital), a ... VoIP chips. These chips combine adaptive Digital's field-proven DSP software with Texas ...

Frost & Sullivan Recognizes AOptix Technologies for its Pioneering Contribution to Security through Noninvasive Biometrics

... in recognition of its development of an adaptive optics-based stand-off iris recognition system. ... the images. In the company's 2 meter system, adaptive optics technology ensures that iris images are ... at the imaging device for a short period. The adaptive optics technology automatically targets ...

Big-brained animals evolve faster

... ecological opportunities that led to a rapid adaptive radiation of a clade. A textbook example is ... Kunkel proposed that big brains might favor adaptive evolutionary diversification in animals by ... the progress, the role of the brain in the adaptive diversification of animals has remained ...

Animal and plant communication at the ESA Annual Meeting

... "There's no evidence that the coloration in pitcher plants is of any adaptive value for capturing prey," he says. "We don't need to assume that it has an adaptive value, or that it has anything to do with prey." Specialists are ...

Scientists track chemical changes in cells as they endure extreme conditions

... up-close and real-time vantage, gives scientists an improved way to study adaptive responses in a range of microbes, such as disease-causing pathogens and ... the same," says Holman. "This work, which represents a new way to study adaptive response in individual cells, is made possible by the great progress we've ...

When evolution is not so slow and gradual

... their introduction, the team revisited the Damier guppies to see what adaptive changes they might have picked up in their new environments. The ... on reproduction. Finally, the researchers wanted to see if these adaptive changes actually helped the new population to survive. So they took more ...

Peregrine's PS-targeting antibodies highlighted in AACR Annual Meeting studies

... anti-PS antibody to stimulate development of a critical component of the adaptive immune system. These human PS-targeting antibodies, which are ... cells of the immune system and they play a crucial role in initiating adaptive immune responses. Dendritic cells must be mature, or activated, to be ...

Lombardi research: Monoclonal antibodies primed to become potent immune weapons against cancer

... tumor cells, and a long-lasting "memory" response that comes from the adaptive immune response. "We have long thought that monoclonal antibodies are ... immune system, but we now have evidence that the therapy can prime an adaptive response as well. Such responses would make the treatment much more ...

TGen, Scottsdale Healthcare, Mayo Clinic study new drug to stimulate immune system of cancer victims

... are two broad components of the immune system, the innate arm, and the adaptive arm. Both generally aim to eliminate viruses and bacteria. -- The ... is an initial rapid response, which is not precise but potent. -- The adaptive arm of the immune system is instructed by the innate arm to devise more ...

CSHL scientists discover a new way in which epigenetic information is inherited

... via small RNAs Hannon likens this protection to that afforded by the adaptive immune system which protects against pathogens like bacteria and viruses. ... other organisms also, via small RNAs." In contrast to short-lived adaptive immunity, however, this small RNA-driven immunity has a long reach. The ...

Planetary 'first family' discovered by astronomers using Gemini and Keck Observatories

... images of an extra-solar multiple-planet system were made possible by adaptive optics technology used to correct in real time for atmospheric turbulence, ... and massive stars located in the solar neighborhood. The survey is using adaptive optics systems at Gemini, Keck and VLT in Chile to constrain the ...

Planetary "first family" discovered by astronomers using Gemini and Keck Observatories

... images of an extra-solar multiple-planet system were made possible by adaptive optics technology used to correct in real time for atmospheric turbulence, ... and massive stars located in the solar neighborhood. The survey is using adaptive optics systems at Gemini, Keck and VLT in Chile to constrain the ...

Scripps research team sheds light on immune system suppression

... more difficult." Mammals have two main ways to fight off infections. adaptive immune responses are those that involve the production of antibodies and T ... direct antiviral effects, activating innate natural killer cells and adaptive T lymphocytes, which destroy a wide range of infectious invaders. To ...

Where optics meets medicine

... develop a patient-friendly alternative, Burns and his colleagues turned to adaptive optics that uses a confocal scanning laser opthalmoscope to produce ... Presentation FWW6, "Constructing Human Retinal Capillary Maps from adaptive Optics SLO Imaging," Wednesday, Oct. 22, 5:15 p.m., Highland E, Rochester ...

Barcelona Declaration 2008: Challenges and Pathways to Earth Sustainability

... natural capital in measures of economic performance. Immediately begin adaptive measures to address global environmental change. Empowering Developing ... actions but more trained practioners are needed to implement effective adaptive actions and share lessons learned. There is unrecognized and unused ...

New fossil tells twisted tale of how flatfishes ended up with two eyes on one side of head

... seen in living flatfishes via gradual evolution? There seems to be no adaptive reason to start down the gradual evolutionary path toward the flatfish ... flatfishes must have arisen suddenly because they could not imagine the adaptive significance of intermediates, but this work delivers clear evidence that ...

Killer whales, blind bats, discriminating dolphins, mating birds

... and targets sequentially. At the meeting, Moss will summarize the bat's adaptive vocal behavior as it engages in complex spatial tasks. Her team recorded ... techniques combined with 3D laser scans of bat habitats to study their adaptive calling behavior. At the meeting, he will present examples of actual ...

Pervasive environmental sensing a possibility

... Subsurface Chemical Fluxes Coastal Environment Algorithms for adaptive Sampling in Coastal Zone Environment Algorithms for Creation of Solid ... Free-Space Optics for AUV Navigation and Map Generation Algorithms for adaptive Sampling in Coastal Zone Environment Algorithms for Creation of Solid ...

Adaptation to parasites drive African fishes along different evolutionary paths

... Blais, the senior author of the paper." This is one of the first genetic adaptive differences between closely related East African cichlid species ... diverse group of fish by pointing to a trait that not only diverged for adaptive reasons but may also be involved in mating behavior." "The precise role ...

1 in 6 health workers won't report in flu pandemic -- study by Ben-Gurion U. researchers

... in the "low threat/low efficacy" group. The survey analysis was based on Witte's Extended Parallel Process Model (EPPM), used for understanding adaptive behavior in the face of unknown risk. It examines the relative influences of perceived threat and efficacy on public health workers' response ...

Plant protein 'doorkeepers' block invading microbes, study finds

... of which have the ability to infect the plant and cause disease. Animals have what are known as innate, or preformed, immune systems as well as adaptive immune systems that learn to recognize and defend against disease-causing microbes. Plants, however, only have innate immune systems. Rather than ...

Plant protein 'doorkeepers' block invading microbes, study finds

... of which have the ability to infect the plant and cause disease. Animals have what are known as innate, or preformed, immune systems as well as adaptive immune systems that learn to recognize and defend against disease-causing microbes. Plants, however, only have innate immune systems. Rather than ...

Stress puts double whammy on reproductive system, fertility

... hormone (GnIH) because it had the opposite effect of GnRH - it inhibited release of gonadotropins, thereby suppressing reproduction. "It's very adaptive to not be wasting resources on reproduction during times of acute stress, to just shut down reproduction for 24 hours or so until the stress is ...

Zebra mussels hang on while quagga mussels take over

... According to this model, the zebra mussels show high plasticity, or the ability to adapt to changing environmental conditions. Plasticity can be an adaptive characteristic that allows an organism to survive under new conditions. In this case, the new condition is increased flow. Zebra mussels are also ...

Work of Field Museum scientist addresses question of chance in evolution

... predation. Acting together, the eventual realization of a particular genetic and developmental channel, and natural selection opened the way for an adaptive solution. ...

USC researchers present diabetes findings at American Diabetes Association Scientific Sessions

... help preserve beta cell mass to prevent progression to type 2 diabetes. The symposium will take place on Saturday, June 6 (Session: Beta Cell Mass adaptive Responses to Metabolic Demand; How Do Beta Cells Respond to Increased Demand in People? Lessons from Pregnancy, Gestational Diabetes, and the ...

TB -- hiding in plain sight

... the tuberculosis bacteria and perhaps contributing to persistent long-term infection. This study by Rahman et al "provide[s] evidence that the adaptive immune response in establishment of clinical TB [is] skewed towards a suppressive or regulatory phenotype that may inhibit proper immune activation ...

Stanford scientists find heat-tolerant coral reefs that may resist climate change

... 2100. In this scenario, the symbiont switch alone may not be enough to help corals survive through the end of the century. But with the help of other adaptive mechanisms, including natural selection for heat-tolerant corals, there is still hope, Oliver said. "These findings show that, given enough ...

Researchers gain genome-wide insights into patterns of the world's human population structures

... of small populations. Akey added that some of these variations, however, do cluster in regions of the human genome considered to be targets of recent adaptive evolution. The researchers also observed patterns of human genetic variation that correlated with geography in essentially every continental ....

An underwater drugstore?

... move. Glued to the seafloor, they must rely on the flow of water through their bodies to collect food and to remove waste. This has led to a unique adaptive response to enemies and competition. Sponges don't have teeth, or shells, but protect themselves by building associations and partnerships with ...

Decline of shorebird linked to bait use of horseshoe crabs

... red knots may require more restrictions on horseshoe crab harvest, possibly even a complete moratorium for some period. We've proposed a program of adaptive management, including monitoring, that should result in the information managers need to find the right balance." Fifteen scientists participated ...

Shades of 1918? New study compares avian flu with a notorious killer from the past

... final act A further critical finding of the study is that H5N1, having swamped the innate immune response, turns its attention next to the body's adaptive response, specifically, dendritic cells whose job it is to phagocytize protein components from the virus and present these to T cells, either locally ...

Biologists solve mystery of black wolves

... natural selection has increased the frequency of black coat color dramatically in wolf populations across North America," Wayne said. "It must have adaptive value that we don't yet understand. It could be camouflage, or strengthening the immune system to combat pathogens, or it could reflect a preference ...

Why don't more animals change their sex?

... Alonzo , assistant professor of ecology and evolutionary biology , demonstrate that sex change is surprisingly robust against costs. While the adaptive advantage of sex change is well understood, it is not clear why relatively few animals change sex. According to Alonzo, "An intuitive, yet rarely ...

Mountain caribou's ancient ancestry revealed

... unique nature. "It is impossible to predict all the impacts of something like climate change, but we know that migration has been an important adaptive response in the past, and so it is best to preserve this unique genetic and behavioral variability to better enable caribou to adapt to an uncertain ...

Inflammation worsens danger due to atherosclerosis

... which represents a novel target in inflammation-induced plaque rupture. The data from Ovchinnikova et al suggest "a novel mechanism by which adaptive immunity can modulate plaque stability - impairment of collagen maturation by T cell-dependent inflammation." These studies help unraveling the cause ...

Evolutionary process more detailed than previously believed, study shows

... from this adaptation. This is how evolution works. "In one of our experiments we were able to see five independent population expansions. We had one adaptive mutation that allowed a population to expand, but before it was able to completely take over another un-mutated population of the same cells acquired ...

Tips from the American Journal of Pathology

... To examine whether Smad3 signaling contributes to development of colon cancer, Maggio-Price et al examined mice deficient in Smad3 that lack of adaptive immune responses. They found that these mice are acutely sensitive to bacterially-induced inflammation and cancer due to both deficient T regulatory ...

Shared survival mechanism explains why 'good' nerve cells last and 'bad' cancer cells flourish

... and cancer cells, evolution has come up with ways to restrict the cell death pathway. Our results provide insight into the mechanism behind this adaptive advantage," Deshmukh said. "They also bring together the fields of cancer and neurobiology and suggest that the mechanisms used by neurons to evade ...
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(Date:8/21/2014)... in near darkness use a previously unknown process for ... team led by a Penn State University scientist has ... aimed at improving plant growth, harvesting energy from the ... on Lake Erie and other lakes worldwide. A paper ... Science Express edition of the journal Science ...
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