deficit in Biological News

New technique enables assessment of drought performance

... that plants' viability during increasing water deficit could be measured and quantified by measuring ... of assessing plants' performance under water deficit have serious drawbacks. Methods that involve ... observation of physical symptoms of water deficit stress such as turgor loss, chlorosis, and other ...

Crop models help increase yield per unit of water used

... can be improved through irrigation management and methods, including deficit irrigation (irrigating less than is required for maximum yields) and ... of water stress. This limits their usefulness for exploration of deficit irrigation scenarios or rain-fed or dryland situations with less than ...

Court Approves Scheme of Arrangement

... needs of the specialist physician. Shire focuses its business on attention deficit and hyperactivity disorder (ADHD), human genetic therapies ... in the market of VYVANSE(TM) (lisdexamfetamine dimesylate) (Attention deficit and Hyperactivity Disorder ("ADHD")); the impact of competitive products, ...

Brain difference in psychopaths identified

... Craig said: 'If replicated by larger studies the significance of these findings cannot be underestimated. The suggestion of a clear structural deficit in the brains of psychopaths has profound implications for clinicians, research scientists and the criminal justice system.' While psychopathy is ...

MU researchers create drought conditions to unearth solutions

... to study," said Robert Sharp, co-investigator and professor of plant sciences. "The ability to manage the timing, duration and intensity of water deficit stress under field conditions is essential to examine plant responses to drought. Thus, the drought simulators will bridge the gap between controlled ...

Researchers achieve major breakthrough with water desalination system

... looming large, researchers at the UCLA Henry Samueli School of Engineering and Applied Science are working hard to help alleviate the state's water deficit with their new mini-mobile-modular (M3) "smart" water desalination and filtration system. In designing and constructing new desalination ...

Study highlights massive imbalances in global fertilizer use

... States, Europe and China. "The past can't be altered, but the future can be and should be," he said. "Agricultural systems are not fated to move from deficit to excess. More effort will be required to develop intensive systems that maintain their yields, while minimizing their environmental footprints." ...

Lohafex provides new insights on plankton ecology

... of carbon sank out of the surface layer by the end of the experiment. Hence, the transfer of CO 2 from the atmosphere to the ocean to compensate the deficit caused by the LOHAFEX bloom was minor compared to earlier ocean iron fertilization experiments. The larger blooms stimulated by earlier ...

Genetic irregularities linked to higher risk of COPD among smokers

... those who develop the disease. Genetics plays a role, but until now, there has only been one biological marker proven to be associated with COPD a deficit of the protein A1AT, which has also been linked to the development of lung cancer. "But we know that A1AT deficiency appears in only 1-2 percent ...

Fetal alcohol syndrome testing expands

... resonance imaging) facility to measure differences in brain activity in children with developmental disorders such as FASD and ADHD (Attention deficit Hyperactivity Disorder). They are building a database of task performance and brain functioning across many clinical populations. "This is very ...

Research supports toxoplasmosis link to schizophrenia

... parasite to make dopamine implies a potential link with other neurological conditions such as Parkinson's Disease, Tourette's syndrome and attention deficit disorders, says Dr McConkey. "We'd like to extend our research to look at this possibility more closely." ...

Study suggests salt might be 'nature's antidepressant'

... their brains. "Things that normally would be pleasurable for rats didn't elicit the same degree of relish, which leads us to believe that a salt deficit and the craving associated with it can induce one of the key symptoms associated with depression," Johnson said. The UI researchers can't say it ...

February 2009 Geology and GSA Today media highlights

... the alternating climate phases of the Medieval Climate Anomaly and the Little Ice Age. Northern Europe thus suffered from a severe precipitation deficit during the Medieval Climate Anomaly. Subsequent centuries during the Little Ice Age show a markedly wetter climate. The medieval drought was ...

Vitamin D deficiency in infants and nursing mothers carries long-term disease risks

... of Rochester School of Medicine and Dentistry, in an accompanying editorial. "Perhaps the most startling information is that adults are commonly deficit in modern society. Vitamin D is now recognized as a pivotal hormone in the human immune system, a role far beyond the prevention of rickets, as ...

September 2007 Sumatran earthquakes research findings

... Konca, a Caltech graduate student and the paper's first author, "we saw release of only a quarter of the moment needed to make up for the accumulated deficit over the past two centuries." (Moment is a measure of earthquake size that takes into account how much the fault slips, and over how much area.) ...

Replacing corn with perennial grasses improves carbon footprint of biofuels

... source. Their analysis showed that converting native land (grassland or forest) to sugarcane dramatically reduced soil carbon, creating a carbon deficit that would take decades to repay. While perennial grasses add carbon to the soil each year, DeLucia said, it could take up to a century for the ...

M.I.N.D. Institute researchers call for fragile X testing throughout the lifespan

... as previously suspected, potentially affecting over one million men, women and children in the United States. The premutation can cause attention deficit hyperactivity disorder (ADHD) and autism spectrum disorder in children; primary ovarian failure (early menopause) in women; and FXTAS, or fragile X- ...

AGU journal highlights: Nov. 11, 2008

... ice sheet accumulated almost as much mass as it had lost. However, ice sheet loss increased through the 1990s. In the past 11 years, the total mass deficit has tripled; as of 2007, about 267 billion tons of ice is lost each year. The authors also find that rather than melting, variations in ice discharge ...

NARSAD announces 2008 Prizes for Outstanding Achievement in Research on Mental Health Disorders

... A. Taylor, M.D., of King's College London, a leader in child psychiatry in Europe, whose groundbreaking research on conduct disorder and attention deficit hyperactivity disorder has led to new understanding of these conditions and improved criteria for their diagnosis and treatment, who will be awarded ...

Iron-moving malfunction may underlie neurodegenerative diseases, aging

... retardation, poor vision and diminished motor abilities---that accompany it, new research at the University of Michigan shows. The same deficit also may be involved in aging and neurodegenerative diseases such as Alzheimer's and Parkinson's, says lead author Haoxing Xu, an assistant professor ...

UC Riverside botanist to study role of plants in southern California's drought

... impacts," he said. Richard Minnich , a professor of geography at UCR and fire ecology expert, noted that Southern California has been in a water deficit for urban and agricultural use ever since the Owens River aqueduct was completed in the early 20th century. "It is vital to understand ...

Nutritionists of the UGR suggest diet improvements during Ramadan

... men, and it was compared with a control population group, made up by thirty university volunteers who did not follow the Ramadan. Macronutrient deficit The feeding of those who followed Ramadan suffered an increase of lipid ingestion, which involved 48% of total energy, against the recommended 30%, ...

Resuscitation technique after brain injury may do more harm than good

... 100 percent oxygen fared worse than those given room air. For example, they experienced a more disrupted pattern of myelination and developed a motor deficit that mimicked cerebral palsy. The population of immature glial cells also diminished, suggesting that the animals would have trouble replacing ...

Did the gene for ADHD help our nomadic ancestors?

... DRD4 gene codes for a receptor for dopamine, one of the chemical messengers used in the brain. Previous research has linked the gene with Attention deficit Hyperactivity Disorder-type behavior in young men risk-taking, reward-seeking and impulsivity, says Campbell. But people can have different ...

Study identifies brain pathway that shuts down seizures

... effect of low pH," Ziemann said. "We don't know yet, but presumably there might be examples where the seizures don't stop because of a deficit in this pathway," Wemmie added. Seizures involve abnormal synchronous firing of groups of neurons, which can cause physical symptoms such as ...

Study results: new recommendations for grape growers

... healthy grape production when nature fails to deliver, vineyard managers in the area typically employ an irrigation practice known as regulated deficit irrigation. More than 60% of the wine grapes in the state of Washington are grown using this drip irrigation method. Unfortunately, the current ...

Green tea compounds beat OSA-related brain deficits

... and exhibit architectural changes in their brain tissue in areas involved in learning and memory. Chronic IH in rats produce similar neurological deficit patterns. OSA has been increasingly recognized as a serious and frequent health condition with potential long-term morbidities that include ...

NJIT start-up company NeuroTrax named best in show

... impairment and the early detection of Alzheimers disease. The software program can also be used for early detection of Parkinsons disease, attention deficit hyperactivity disorder, multiple sclerosis, schizophrenia, and traumatic brain injury. Mindstreams has been established in 23 ...

Adolescent girls with ADHD are at increased risk for eating disorders, study shows

... Girls with attention deficit hyperactivity disorder stand a substantially greater risk of developing eating disorders in adolescence than girls without ADHD, a new study has ...

Effective ADHD treatment found for children with fragile X syndrome

... Fragile X syndrome (FXS) is the most common hereditary form of mental retardation. Many children with FXS also suffer from attention deficit and/or hyperactivity disorder (ADHD), which complicates social relationships at home and at school. Although stimulant medication such as Ritalin is ...

Lake Mead could be dry by 2021

... David Pierce. Barnett and Pierce concluded that human demand, natural forces like evaporation, and human-induced climate change are creating a net deficit of nearly 1 million acre-feet of water per year from the Colorado River system that includes Lake Mead and Lake Powell. This amount of water can ...

Jingle bells not merry for tone-deaf individuals

... like listening to pots and pans being thrown on a kitchen floor. Overall, behavioral evidence indicates that congenital amusia is due to a severe deficit in the processing of pitch information. However, until now, very little was known about the neural correlates of this disorder, says Dr. Krista Hyde, ...

Research unveils new hope for deadly childhood disease

... and after coordination scores as healthy mice did. In fact, almost second for second. It seems we may have corrected some sort of motor learning deficit in the diseased mice, Pearce said. While optimistic about these findings, Pearce stressed the importance of reminding affected families that this ...

Old McDonald had a phytochemical

... that protects against cancer and other diseases in humans. Lycopene does not decrease and can actually maintain or even slightly increase with deficit irrigation without having too much of significant loss in yield, he said. We also know that lycopene increases with maturity. So the more precise the ...

MSU researcher helps develop computer game for Ugandan children recovering from cerebral malaria

... EAST LANSING, Mich. The computer program Captains Log originally used with individuals diagnosed with attention deficit hyperactivity disorder, brain injuries or learning disabilities is being adapted to rehabilitate Ugandan children who are survivors of cerebral ...

Insulin's brain impact links drugs and diabetes

... for treating drug abuse, the findings raise questions as to whether improper control of insulin levels as in diabetes may impact risk for attention deficit hyperactivity disorder (ADHD) or influence the effectiveness of current ADHD medications. The study, led by Aurelio Galli, Ph.D., in the Center ...

A new kind of rat model

... The impairments that we saw in one consomic strain are similar to some of the symptoms that you see in human children with autism or attention deficit hyperactivity disorder (ADHD), Swain says. Test results so far have shown that some of the consomic rats exhibited increased depressive-like ...

Salmon garnish points the way to green electronics

... introducing biological materials, specifically salmon DNA. Electrons move constantly think of tiny particles with a negative charge and attention deficit disorder. It is through the movement of these electrons that electric current flows and light is created. Ohio Eminent Scholar Andrew Steckl is ...

Restless legs syndrome affects nearly 2 percent of US/UK children

... included unless he or she met all of the other diagnostic criteria for RLS. Some parents are surprised to learn that conditions such as attention deficit hyperactivity disorder and depression appear to be more common in those diagnosed with RLS. Sleep disturbance, by itself, is known to aggravate ADHD ...