Tag: "stabilize" at biology news

Newly identified master gene key in baby's first breath

... showed that Foxa2 regulates a group of genes that stabilize surfactant production, which is required for the transition from the womb to breathing air and to protect the lungs from disease, bacterial infection and other disease and injury," Dr. Whitsett said. Foxa2 has an important role in the developme...

Green, leafy spinach may soon power cellphones and laptops

...ped the photosynthetic complexes self-assemble and stabilize while the circuit was fabricated. So far, ...'s detergent peptide, the researchers were able to stabilize the protein complexes in a dry environment for at least three weeks. "Detergent peptide turned out t...

Molecular staples shape a cancer killer

...illing compound by performing molecular surgery to stabilize the molecule so that it selectively triggers cell ...modify the natural peptide sequence only enough to stabilize or reinforce its shape to improve its pharmacological properties," said Walensky. The researchers us...

Technology already exists to stabilize global warming

...els for 50 years would put the world on a track to stabilize the concentration of carbon dioxide in the atmosph...sions are left unchecked, it would be difficult to stabilize below a tripling. The current concentration is about 375 parts per million. The authors ackn...

Got the time?

...genes and transcriptional factors that interact to stabilize the rhythms of numerous physiological systems. Unlike the wristwatch, however, there is no visible readout or display showing an individual's body time, a lack which has stood as one of the major barriers to realizing the promise of chronotherapy, wh...

Misfiring proteins tied to inflammation and sick feeling of type 2 diabetics

... might reduce diabetes-associated inflammation and stabilize brain-immune system interactions....

Putting GPS to work, researchers shed light on road-following by pigeons

...eys, when, the researchers suspect, roads serve to stabilize the birds' innate compass course. As they approached the loft, the birds appeared to switch strategies and rely more on topographical points as bona fide "road map" components. The birds may use these features in a cognitive strategy that helps them ...

Sponge substance works well with yew derivative to thwart cancer cell proliferation

...om naturally occurring sources, work in concert to stabilize the assembly/disassembly process of microtubules in cells. Microtubules--lengthy polymers made up of protein bundles, called tubulin--form long, straw-like cylinders that help shape the skeletal structure within cells and also move cellular component...

Wildland fires: After the smoke clears

...to protect lives, property, and ecosystems as they stabilize burned areas and rehabilitate the land. Speakers: Anne Kinsinger, U.S. Geological Survey Ed Bortugno, California Office of Emergency Services, Disaster Assistance Division Where: Rayburn House Office Building, Room 2325 Washington, D.C. When: ...

Genetic model for devastating form of paraplegia suggests new treatments

...ormal levels. This result suggests that drugs that stabilize microtubule activity might provide a new approach for treating HSP. The Vanderbilt researchers were funded by the National Institutes of Health and the Italian researchers by the Telethon Foundation in Rome. Additional authors of the paper are Genny ...

Protein believed to control formation of memory identified by Scripps & UCSD scientists

...ing for the specific genes and proteins that could stabilize long-term memory. One such signal had already been discovered by other scientists when they began their work -- the protein CREB. CREB is what is known as a transcription factor, a protein that interacts with the DNA of a gene and controls the earl...

Once a renin cell, always a renin cell

...into renin-secreting cells when they are needed to stabilize blood pressure. The research, published in the May...ake renin when more of the hormone was required to stabilize blood pressure. The researchers conclude that specific subpopulations of apparently differentiated c...

Rewriting textbooks on DNA crossover

... in the oppositedirection. Mer3 therefore helps to stabilize the Holliday junctionstructure and promotes crossover recombination, Hunter said. The findings mean that the pathways to crossover and non-crossoverrecombination are distinct, and distinct from an early stage, Huntersaid. That turns the tex...

Devastating parasitic weed may be felled by toxin borrowed from flies

...k that the peptide degrades rapidly, so we need to stabilize it so it lasts longer." The effectiveness of a fly-defense antibacterial peptide is not entirely serendipity. Westwood explains that flies must have defense systems to protect themselves from microbes considering their life styles. "They carry defen...

Insights gained from molecular modeling may lead to better insecticides

...aid. The amino acid residues in the catalytic site stabilize the toxic substrate so it is optimally bonded with the proteins heme, an iron-containing pigment in the catalytic site that mediates oxidation of the chemical to a non-toxic product. In the earworm protein, many of the aromatic rings are missing, cr...

Structure solved by Scripps scientists shows one way that body controls gene expression

...oteins. At this point, certain regulatory proteins stabilize the mRNA, allowing it to be translated by the cell's machinery into proteins. Other regulatory proteins destabilize the mRNAs, marking them for degradation by the cell's machinery. TIS11d belongs to a common family of regulatory proteins of ...

Governing commons still a struggle, but fight not without hope, according to new report

... Protocol on stratospheric ozone, which has helped stabilize the atmospheric concentration of ozone-depleting substances. In contrast, the authors write that international efforts to reduce greenhouse gases have yet to have impact. Too often, "strategies for governance of local commons are designed in capital ...

Edible urban plants found to contain lead

...move lead from contaminated soil or, at a minimum, stabilize the lead in the soil to reduce exposure of humans and animals to the toxin. Other authors on the paper are Mary E. Finster, a Northwestern University graduate student working with Gray, and Helen Binns, M.D., an associate professor of pediatrics at ...

Three molecular-targeted compounds show promise against cancers

... Another 29 percent (12 patients) had their tumors stabilize within 25 percent of pre-treatment size. The remaining 27 percent (11 patients) left the study because of progressive disease or adverse effects, such as a painful rash or digestive problems. The drug, called BAY 43-9006, is believed to inhibit an ...

A bird in a tree for biodiversity

...pecies potentially are of use to people. They help stabilize the natural environment, the climate, retain water and soil. "We can guess that their loss will be felt," Howe warned. "Ultimately, human actions may be causing the equivalent of a large meteorite impact."...

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