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Tag: "new" at biology news

Prenatal Stress Keeps Infants, Toddlers up at Night, Study Says

...finding presents itself as important news to tired new moms and dads for whom a soundly sleeping child spells out well-deserved respite it may carry even more value for babies. For them, sleep ranks as one of the most highly regarded indexes of healthy development, and plays a critical role in consolid...

Genomic Analysis Uncovers New Targets for HIV Vaccine

...et of full-blown AIDS. The researchers expect the new findings to aid the search for an HIV vaccine that...npoint additional targets for HIV vaccines. In the new analysis, patients with specific gene variants in key immune system cells appear to be much better a...

Scratch no more: Gene for itch sensation discovered

...ervous system. The discovery could rapidly lead to new treatments directly targeting itchiness and providing relief for chronic and severe itching. The "itch gene" is GRPR (gastrin-releasing peptide receptor), which codes for a receptor found in a very small population of spinal cord nerve cells where p...

FDA sees nanotech challenges in every product category it regulates

...ulatory approach toward nanotechnology—an exciting new field of engineering and science that is estimated to grow to $2.6 trillion in manufactured goods globally by 2014. As the Task Force report highlights, nanotechnology impacts every area of FDA responsibility—drugs, drug delivery systems, cosmetics, ...

One species, many genomes

...genome of wild strains will allow the detection of new genes. The plan is to decipher the genomes of at least 1001 Arabidopsis varieties. A new instrument, with which the entire genome of a plant can be read in just a few days, is already avail...

Nicotine rush hinges on sugar in neurons

...ur studies fill a major gap in the field and set a new paradigm,” said Lin Chen, associate professor of molecular and computational biology at USC. Many existing theories, which do not consider sugar’s role, are probably incomplete, Chen said. The debate over how signals pass from the outside of a ce...

Cellular message movement captured on video

...illin and other proteins move inside the cell with new fluorescent labels and live-cell video microscopy,... this process enables cell migration by assembling new focal adhesion sites in the direction of cell movement and disassembling them on the trailing side o...

Researchers discover inherited mutation for leukemia

...sk for chronic leukemia, but they also may provide new insights into the process of natural cell death. They may even lead to new strategies for treating the disease. The research is to be published in the June 1 issue of the ...

Innovative smallpox vaccine research study to be conducted at Case Medical Center

...udy to determine the safety and effectiveness of a new smallpox vaccine geared toward adults ages 18 to 3...e University School of Medicine and UHCMC. The new vaccine, IMVAMUNE®, is different from Dryvax® in that it contains a more weakened form of the live-v...

Brain inflammation may be friend, not foe, for Alzheimer's patients

...sease or injury only adds to the brain’s woes, the new findings show that the opposite may be true when i...body’s adaptive response to fight plaques.” The new findings hinge on a very special mouse that Shaftel spent three years creating with the guidance of ...

Blood test may help signal tumor's remission, return in throat cancer patients

...flammatory response and in the growth of cells and new blood vessels. Because the researchers used a bioa...earchers suggest that this protein may represent a new target for drug therapy. Drugs that help turn off NF-kappaB are currently being tested in clinical t...

Soils offer new hope as carbon sink

...production at the same time has been reinforced by new research findings at NSW Department of Primary Industries' (DPI) Wollongbar Agricultural Institute. Trials of agrichar - a product hailed as a saviour of Australia's carbon-depleted soils and the environment - have doubled and, in one case, tripled ...

Math that powers spam filters used to understand how brain learns to move our muscles

...r some time to anticipate what it needs to develop new motor skills. The engineers, from Johns Hopkins, ...ing patterns and use them to develop and fine tune new movements, whether babies trying to walk or stroke patients re-connecting brain-body muscle links. ...

Researchers find 24 species believed new to science in Suriname rainforest

...tern Suriname discovered 24 species believed to be new to science, including a frog with florescent purpl...d amphibian life. Among the 24 species believed new to science are an Atelopus frog with brilliant purple markings, four Eleutherodactylus frog species,...

Cigarette smoke alters DNA in sperm, genetic damage could pass to offspring

...as long been clear that smoking causes cancer, but new research shows that children could inherit genetic...ey are mouse or man, generate a constant supply of new sperm from self-renewing spermatogonial stem cells. Yauk, along with colleagues at Health Canada and...

Old memory traces in brain may trigger chronic pain

...ere fresh and can’t forget it. With new understanding of the pain source, Vania Apkarian, professor of physiology, and of anesthesiology, at Northwestern’s Feinberg School of Medicine, has identified a drug that controls persistent nerve pain by targeting the part of the brain that experie...

Gene therapy delivery of nerve growth factors reverses erectile dysfunction in animal model

...GDNF or neurturin presents a potentially important new approach for the treatment of ED. "Because the herpes virus persists in the nerve cell for as long as it is alive and nerve cells typically do not reproduce, this represents the first-ever demonstration of a long-term treatment for ED that does not r...

Discovery in orange cauliflower may lead to more nutritious crops

...tory at Cornell. "The research provides a possible new technique for genetically modifying staple crops to increase their ability to store beta-carotene and increase nutritional content in staple crops." Other researchers have created "golden rice" by inserting several genes that increases the synthesi...

Researchers track how spores break out of dormant state

... a spore breaks out of its dormant state. But a new in vitro study of single germinating Bacillus atro...and it shows with unprecedented resolution how the new bacterium emerges from the disintegrating spore. The new research, led by Lawrence Livermore Nationa...

Modeling the restless brain

...Honey's work on modeling this brain activity sheds new light on how and when these mysterious fluctuation...t a closer look at brain structure might provide a new perspective. Despite the huge amount of work being done by neuroscientists, relatively little is...

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