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Yields in Biological News

Sediment yields climate record for past half-million years

COLUMBUS, Ohio Researchers here have used sediment from the deep ocean bottom to reconstruct a record of ancient climate that dates back more than the last half-million years. The record, trapped within the top 20 meters (65.6 feet) of a 400-meter (1,312-foot) sediment core drilled in 2005 in ...

Research yields potential target for cancer, wound healing and fibrosis

New Orleans, LA Research conducted by Allison Berrier, PhD, Assistant Professor of Oral and Craniofacial Biology at the LSU Health Sciences Center New Orleans School of Dentistry, and colleagues, provides insights that may help scientists design novel approaches to control wound healing and figh...

Mixing genomics and geography yields insights into life and environment

In an upcoming issue of Proceedings of the National Academy of Sciences , Yale researchers used newly developed mathematical models to analyze huge amounts of data on physical characteristics such as temperature and salinity in different ocean habitats and metabolic activity in marine micro-organ...

Research yields new clues to how we locate objects in space

Two mechanisms have been commonly described which allow us to locate objects in space. Direct perception occurs when we see, hear or feel an object; by directly looking at an object, for example, we can easily describe its size, shape and where it is located in space. However, when an object is no...

Pollinator decline not reducing crop yields just yet

The well-documented worldwide decline in the number of bees and other pollinators is not, at this stage, limiting global crop yields, according to the results of an international study published in the latest edition of the respected science journal, Current Biology . Co-author, CSIRO Entomolo...

Proteomics study yields clues as to how tuberculosis might be thwarting the immune system

BERKELEY, CA -- A link between the immune system and the self-cleaning system by which biological cells rid themselves of obsolete or toxic parts may one day yield new weapons in the fight against tuberculosis and other deadly infectious diseases. Scientists with the U.S. Department of Energy's (D...

Collaboration between researchers yields more comprehensive portrait of brain cancer

Huntsville, Ala. -- A team including researchers at the HudsonAlpha Institute and Stanford University, together with colleagues from a number of other organizations, today publishes a comprehensive analysis of genomic variation in the brain cancer glioblastoma. These results are the first from the...

Yale undergrads' Amazon trip yields a treasure trove of diversity

A group of Yale undergraduates have discovered dozens of potentially beneficial bioactive microorganisms within plants they collected in the Amazon rain forest, including several so genetically distinct that they may be the first members of new taxonomical genera. The analysis of 135 endophytes...

Research yields pricey chemicals from biodiesel waste

HOUSTON -- June 30, 2008 -- In a move that promises to change the economics of biodiesel refining, chemical engineers at Rice University have unveiled a set of techniques for cleanly converting problematic biofuels waste into chemicals that fetch a profit. The latest research is available onlin...

First draft of transgenic papaya genome yields many fruits

A broad collaboration of research institutions in the U.S. and China has produced a first draft of the papaya genome. This draft, which spells out more than 90 percent of the plants gene coding sequence, sheds new light on the evolution of flowering plants. And because it involves a genetically mo...

New technique yields more detailed picture of chromatin structure

University of Illinois researchers have developed a technique for imaging cells under an electron microscope that yields a sharper image of the structure of chromatin, the tightly wound bundle of genetic material and proteins that makes up the chromosomes. Their findings appear in Nature Method...

'Electrospray' droplet research yields surprising, practical results

WEST LAFAYETTE, Ind. - Chemical engineers at Purdue University are the first to mathematically describe precisely how droplets form when liquids are exposed to electric fields, an advance that could have applications in areas ranging from manufacturing to medical diagnostics. The technique of u...

Researchers combat slowing yields with targeted fertilizer applications

MADISON, WI, DECEMBER 10, 2007 Scientists at Punjab Agricultural University, the International Rice Research Institute, and Virginia Tech have been successful in increasing average rice yields in northwest India using site-specific nutrient management strategies. The Punjab province, which acco...

Stunting plants' skyward reach could lead to improved yields

EAST LANSING, Mich. In the forest's fight for survival, it's the tallest trees that prevail by reaching for sunlight and shading competition. Corn and other plants, too, divert precious energy to grow higher when nearby plants start to encroach. Michigan State University plant scientist Berond...

Greatest thing since sliced bread: New data offer important clues toward improving wheat yields

Breed a better crop of wheat? That's exactly what a team of researchers from Kansas State University and the U.S. Department of Agriculture hope their research will lead to. In their study, appearing in the March 2009 issue of the journal GENETICS ( http://www.genetics.org ), they analyzed the t...

Research about plant viruses could lead to new ways to improve crop yields

An interdisciplinary group of scientists has obtained the first detailed information about the structure of the most destructive group of plant viruses known: flexible filamentous viruses. The cost of worldwide crop losses due to plant diseases is estimated at $60 billion annually. Alth...

Organic corn: Increasing rotation complexity increases yields

While demand for organic meat and milk is increasing by about 20% per year in the United States, almost all organic grain and forage to support these industries in the mid-Atlantic region is imported from other regions. To meet this demand locally, area farmers need information on expected crop yi...

Gut research yields new anti-cancer approach

Researchers believe they have discovered by chance a new way to fight colorectal cancer, and potentially cancers of the esophagus, liver and skin. Early work shows that a group of compounds called peroxisome proliferator-activated receptor-gamma (PPARgamma) inhibitors may have an unexpected cancer-...

Primitive yeast yields secrets of human cholesterol and drug metabolism

By first probing the way primitive yeast make cholesterol, a team of scientists has discovered a long-sought protein whose human counterpart controls cholesterol production and potentially drug metabolism. The collaborative study by investigators at Johns Hopkins University School of Medicine, Va...

'The eyes have it' -- Autism research yields surprising results

Autistic children are able to interpret the mental state of others by looking at their eyes, contrary to previous research, a new University of Nottingham study has found. In findings that contradict previous studies, psychologists found that autistic children can ‘read?a stranger’s mental state ...

Ocean sampling yields environmental sources of coral symbionts

By sampling different ocean locations for the presence of an elusive but critical group of algae, researchers have gained new insight into the dwelling places of the symbiotic organisms that reef corals need for survival. The symbiosis between special algal species and reef corals is the foundati...

'Failed' experiment yields a biocontrol agent that doesn't trigger antibiotic resistance

MADISON - A failed experiment turned out to be anything but for bacteriologist Marcin Filutowicz. As he was puzzling out why what should have been a routine procedure wouldn't work, he made a discovery that led to the creation of a new biological tool for destroying bacterial pathogens - one that...

Fast-freeze snapshot yields new picture of nerve-muscle junction

When nerve cells excite muscle fibers to flex, getting synaptic proteins and components into the right place can mean the difference between feats of strength or lapses of drowsy lethargy. Several proteins that have been shown to be major players in synaptic transmission have now been studied usi...

Second opinion yields treatment changes for half of patients

More than half of breast cancer patients who sought a second opinion from a multidisciplinary tumor board received a change in their recommended treatment plan, according to a new study from the University of Michigan Comprehensive Cancer Center. A multidisciplinary tumor board includes a network...

Food-crop yields in future greenhouse-gas conditions lower than expected

Open-air field trials involving five major food crops grown under carbon-dioxide levels projected for the future are harvesting dramatically less bounty than those raised in earlier greenhouse and other enclosed test conditions ?and scientists warn that global food supplies could be at risk without...

A clue from macaques yields evidence for impaired retroviral defense genes in humans

Researchers Harmit Malik and Michael Emerman and colleagues at the Fred Hutchinson Cancer Research Center have found that a surprisingly large fraction of humans may be impaired in the function of a recently discovered arm of the body's defense against invading retroviruses such as HIV. One of t...

Infection 'alarm' yields clues to immune system behavior

Drawing on lab experiments and computer studies, Johns Hopkins researchers have learned how a common protein delivers its warning message to cells when an infectious agent invades the body. The findings are important because this biological intruder alarm causes the body's immune system to leap int...

'Computer-chemistry' yields new insight into a puzzle of cell division

Duke University biochemists aided by Duke computer scientists and computational chemists have identified the likely way two key enzymes dock in an intricate three-dimensional puzzle-fit to regulate cell division. Solving the docking puzzle could lead to anticancer drugs to block the runaway cell di...

Seaweed yields new compounds with pharmaceutical potential

Researchers have discovered 10 new molecular structures with pharmaceutical potential in a species of red seaweed that lives in the shallow coral reef along the coastline of Fiji in the south Pacific Ocean. Some of these natural compounds showed the potential to kill cancer cells, bacteria and th...

Organic farms produce same yields as conventional farms

Organic farming produces the same yields of corn and soybeans as does conventional farming, but uses 30 percent less energy, less water and no pesticides, a review of a 22-year farming trial study concludes. David Pimentel, a Cornell University professor of ecology and agriculture, concludes, "Or...

Small worm yields big clue on muscle receptor action

Researchers at the University of Illinois at Chicago have identified an elusive subunit of a neurotransmitter receptor found in both humans and the much-studied laboratory nematode C. elegans which may open new pathways of research on muscle function. The neurotransmitter acetylcholine binds to t...

Marine sponge yields nanoscale secrets

The simple marine sponge is inspiring cutting-edge research in the design of new materials at the University of California, Santa Barbara. A report about these exciting new results involving the use of gold nanoparticles is the cover story of the current issue of the scientific journal, Advanced...

The Shapes Of Life: NIGMS Project Yields More Than 1,000 Protein Structures

The Protein Structure Initiative (PSI), a national program aimed at determining the three-dimensional shapes of a wide range of proteins, has now determined more than 1,000 different structures. These structures will shed light on how proteins function in many life processes and could lead to targe...

Fundamental Finding Yields Insight into Stem Cells, Cancer; Opens Door to Drug Discovery

Few things about growing older are as inevitable and obvious as “going gray,?yet scientists have been unable to explain the precise cause of this usually unwelcome transformation. In a report posted today on the Web site of the journal Science, researchers from Dana-Farber Cancer Institute and Chil...

Genome-wide mouse study yields link to human leukemia

Thanks to a handful of very special mice, scientists have discovered a new tumor suppressor gene and a unique chemical signature implicated in the development of human leukemia, findings that open up a "treasure box" of opportunity and possibility, study authors say. Researchers in The Ohio Stat...

Research on Worms Yields Clues on Aging

Humanity has been looking for a "Fontaine de Jouvence" forever; a way to slow or stop aging. While its still nowhere to be found, we are making progress; in worms. Researchers found that an epilepsy drug used in humans had the unexpected effect of prolonging the life span of C. Elegans: A class o...

Agricultural research key to food security

... countries can take advantage of cutting-edge agricultural technologies, such as genomics and nanotechnology, that have the potential to increase crop yields without unduly stressing the environment. Building such capacity will depend upon overcoming two obstacles: The North-South gap, which delays the...

New hope for fisheries

...ti-species MSY (or MMSY) that adds up yield across all species, taking account of their interrelations. That analysis suggests that fishing below MMSY yields just as much fish as exceeding that benchmark, but has many ecological benefits including fewer species collapses, an increase in fish size and fish a...

Corn yield stability varies with rotations, fertility

...2009 -- Understanding temporal variability in crop yields has implications for sustainable crop production, particularly since greater fluxes in crop yields are projected with global climate change. Many ...age crop yields; this study looked at stability of yields and whether cropping systems and manure applicatio...

UK bioscience sparkles with new Diamond fellowship

...his year's recipient will deploy the power of systems biology to answer questions about plant root development which could help deliver increased crop yields and improved food security. Dr Celia Caulcott, Director, Innovation and Skills for BBSRC, said: "We are excited to be awarding these Fellowships w...
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