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Tag: "sweep" at biology news

In nature, proteins sweep up nanoparticles

...vered a world in which bacteria emit proteins that sweep up metal nanoparticles into immobile clumps. Their...proteins into the environment. These proteins then sweep the sulfide nanoparticles out of solution into a ball. Scientists don’t why this occurs. Perhaps ...

Mimicking how the brain recognizes street scenes

...etina and passes in a fast feed-forward, bottom-up sweep through the hierarchical architecture of the visual cortex. What makes the Poggio lab's model so innovative and powerful is that, computationally speaking, it mimics the brain's own hierarchy. Specifically, the "layers" within the model replicate the...

Math model predicts cancer behavior

...nd Cummings expect to see this new way of thinking sweep through biology. "Particularly in cancer biology, we know so much about tumors, but we can do so little: why is that"" Quaranta said. "I think the reason is that we need additional tools, and those are the tools of mathematics." The team's model ...

Key to lung cancer chemo resistance revealed

... the production of other proteins and enzymes that sweep the cell clear of toxins. To halt the detox process, proteins manufactured by KEAP1 bind to the NRF2 triggers tagging them for destruction. In cancer cells, NRF2 activity runs amok, sweeping away all cellular toxins, including chemotherapy agents. ...

Chemical guidance of T cells leads to immunologic memory and long-term immunity

...to a large population of active clones, which then sweep through the body, hunting down and killing infected cells. For CD8+ T-cell activation to occur in the lymph node, the cell must encounter its target antigen--but that antigen must be displayed on the surface of another immune system cell, called a ...

Malaria parasites develop in lymph nodes

...malarial mosquito until immune cells come along to sweep them out, Ménard said. This second influx of parasites could prompt a somewhat different immune response in the host, and those parasites might have different fates. Parasites developing in the lymph nodes could have two opposite effects on the body'...

Stealth Worms May Improve Insect Pest Control

...ematodes in tropical rainforests," Stock says. "We sweep from the tops of the trees all the way to the ground, searching for nematodes that are potential insect pathogens. The misconception is that they are concentrated more in temperate zones, but this is not true. We're trying to unveil the mystery of ne...

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(Date:7/30/2014)... reversible epigenetic processes to regulate its genes, and adapt ... picture of the genome regulation taking place in the ... Genome Biology and illustrates how the truffle deals ... The authors say this may shed light on how ... truffles (Tuber melanosporum), also known as Prigord truffles, have ...
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Breaking Medicine News(10 mins):Health News:Cholesterol Drugs May Speed Healing After Surgery 2Health News:Ethane Web Technologies Announces Java Development Service at Pocket Friendly Cost 2Health News:Breakthrough in understanding of important blood protein 2Health News:Breakthrough in understanding of important blood protein 3Health News:Comparing Health Insurance Quotes Can Help Clients Find Affordable Plans 2Health News:THURSDAY, AUG 7: First-Ever National Cannabis Industry Association Event in New York Will Feature Senator Savino, Assemblyman Katz, & Industry Leaders 2
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