University of Hawaii at Manoa researchers reveal ocean acidification at Station ALOHA

... accuracy and sampling intensity to document the rate of change of ocean pH and shed light on the ... the surface ocean grew more acidic at exactly the rate expected from chemical equilibration with the atmosphere. However, that rate of change varied considerably on seasonal and ...

A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline

... impact of changes in physical activity levels on rate of cognitive decline. Deborah E. Barnes, PhD, ... and baseline 3MS score, they found that the mean rate of decline in 3MS scores was 0.62 points/year in ... at the beginning and experienced the fastest rate of cognitive decline," Barnes said. "Cognitive ...

Results from trials of DHA in Alzheimer's disease and age-related cognitive decline

... them during the trial. Co-primary outcomes were rate of change on the Alzheimer's disease assessment scale-cognitive (ADAS-cog) and rate of change on Clinical Dementia Scale-sum of the ... (CSF). However, DHA treatment did not slow the rate of change on tests of mental function (ADAS-cog), ...

Ozone, nitrogen change the way rising CO2 affects Earth's water

... increases water use efficiency and reduces the rate of transpiration. Plants that release less ... promoting vegetation growth by increasing the rate of photosynthesis. More plant growth can lead to ... In most boreal and temperate forests, the rate of photosynthesis is also limited by the ...

Hormone clue to root growth

... are unable to increase their cell production rate and the size of the root meristem, the zone of ... to stop the meristem enlarging. In effect, the rate of expansion of dividing endodermal cells dictates the equivalent rate in other tissues. This research was headed by ...

Chromosomal problems affect nearly all human embryos

... are known to have a limited influence on the rate of chromosomal imbalances in IVF/ICSI embryos, it ... abortions carry chromosomal aberrations. The high rate of chromosomal abnormalities is almost certainly ... uterine transfer would increase the live birth rate and decrease the spontaneous ...

Key to evolutionary fitness: Cut the calories

... are able to increase their energy turnover and rate of milk production above that normally observed. ... theory that using energy at close to the maximum rate has costs for animals which may compromise their ... young in the future. By actively limiting the rate of energy turnover, a mother can prevent this and ...

Single thawed embryo transfer after PGD does not affect pregnancy rates

... They found that the blastocyst survival rate after thawing was similar between the PGD and ... 36% respectively). The overall ongoing pregnancy rate for all frozen cycles (PGD and IVF/ICSI) was 34%, ... for frozen cycles (currently 18% live birth rate per thaw). When the same period was compared ...

ICSI or IVF: Babies born from frozen embryos do just as well

... and, although they found a slightly higher rate of malformations in babies born from medicated ... 1231 ICSI frozen embryo transfers. The survival rate of the frozen embryos was 74% after IVF and 77.2% after ICSI. The clinical pregnancy rate was 42.8% after IVF and 39.4% after ICSI. These ...

Design input accelerates new technologies' route to market

... regulate room temperature; a heart and breathing rate monitor which could revolutionise the monitoring ... is a unique combined heart and breathing rate monitor currently in development by Dr Barrie ... stethoscope method of monitoring heart rate during childbirth, which is open to human error, ...

NIH announces new program to develop therapeutics for rare and neglected diseases

... discovery to the marketplace. And the failure rate is high. "This initiative is really good news ... trials in patients. Unfortunately, the success rate in this preclinical process is low. Between 80 ... is also an expensive process, but the failure rate is lower at this stage. "NIH traditionally ...

Study finds homicidal poisoning rising, more likely in infants and elderly

... homicidal poisoninga figure that corresponds to a rate of 0.26 poisonings per million people. The study ... the last year for which data is available, the rate was 0.3 per million people. "Homicidal ... that older adults also had a significantly higher rate of poisoning than the general population. Older ...

Star Trek-like technology offers noninvasive monitor for patients and athletes

... to measure blood and tissue chemistry, metabolic rate (oxygen consumption) and other parameters. ... Technology team. "The measurement of metabolic rate will let astronauts know how quickly they are ... the technology's ability to measure metabolic rate and to assist in determining the level of ...

Effects of maternal exercise on fetal breathing movements

... using specific criterion. Measures of fetal heart rate and autonomic control were analyzed during ... periods. Fetal short-term and overall heart rate variability were higher in the exercise group ... breathing period differences in sympathetic heart rate control. Conclusion According to Drs. ...

Effects of maternal exercise on fetal breathing movements

... using specific criterion. Measures of fetal heart rate and autonomic control were analyzed during ... periods. Fetal short-term and overall heart rate variability were higher in the exercise group ... breathing period differences in sympathetic heart rate control. Conclusion According to Drs. ...

Early administration of antiretroviral therapy can improve survival

... of antiretroviral treatment reduces the rate of AIDS development and death in HIV-positive ... and 350 cells/L was associated with a 28% higher rate of development of AIDS and death than beginning ... was also associated with a higher mortality rate (13%), though the effect on mortality was smaller ...

Towards a natural pacemaker

... have their shortcomings such as a fixed pulse rate and a limited life. Could a permanent biological ... directly. Therapies to help raise the heart rate biologically could be a much better solution, but ... are generated in the SA node and hence the heart rate are far from simple. There are three separate ...

Scientists identify key gene that protects against leukemia

... and prevent accidents, JunB curtails both the rate at which HSCs are proliferating and the rate of differentiation toward the myeloid lineage ... HSC that cause leukemia burn out at a faster rate than normal HSCs. In contrast, this study shows ...

AGU journal highlights -- March 25, 2009

... slower rate. Silverman et al. predict the future rate of global decline in the calcification of coral ... be detected at ground level or underground. The rate of these muons detected by underground detectors ... find a strong positive correlation between muon rate and temperature. For instance, both ...

Rising sea levels set to have major impacts around the world

... to rise at 3 mm/yr or more since 1993, a rate well above the 20th century average. The oceans ... at the congress. These data also reveal that the rate of sea level rise is closely linked to ... the congress, "Sea level is currently rising at a rate that is above any of the model projections of 18 ...

Interventional treatment can be recommended as first-line treatment for 'silent killer'

... was unknown, and there was initially a higher rate of secondary interventions compared to open ... for AAA over an eight-year period, studying the rate of secondary interventions (or the necessity of ... imaging. "Most importantly, the overall rate of secondary interventions after endovascular ...

Warmer climate causing huge increase in tree mortality across the West

... that a persistent increase in the mortality rate would ultimately cause a 50 percent reduction in ... only be talking about an annual tree mortality rate changing from 1 percent a year to 2 percent a ... across the West appear to be dying at twice the rate they used to, that's not a good sign." Other ...

Nutritional supplementation program helps prevent weight loss among children in African country

... supplement for three months had a lower rate of weight loss and a reduced risk of wasting ... researchers found a significant difference in the rate of change in measurements of wasting over the ... in the incidence of severe wasting. The death rate did not differ between groups, and the ...

January GEOLOGY media highlights

... Post-glacial (after 20 ka) dextral slip rate of the offshore Alpine fault, New Zealand ... the best submarine record of displacement rate yet documented on a major submarine plate ... Alpine fault, New Zealand. The derivation of slip rate is innovative, utilizing dextral offsets of ...

Study on origin of mutation that causes fatal familiar insomnia

... Community of the Basque Country there is a high rate of carriers of this mutation 50%of all the cases ... which FFI belongs. It was only then that the high rate of carriers of the mutation (D178N) responsible ... each other. She concluded, thus, that the high rate of the disorder is due to a 'founder effect' of ...

AGU journal highlights -- Dec. 31, 2008

... to measure changes in the sea accumulation rate of CO 2 emitted by humans in response to changes ... these surveys and find that the average uptake rate of anthropogenic CO 2 by the East/Japan Sea from ... and may also indirectly influence the retreat rate of the polar scarp in various ways. ...

Measuring water from space

... been rising by 3.3 mm a year, almost double the rate of the previous 50 years. "It could be that we ... a decadal fluctuation, and in the near future the rate will fall again," says Anny Cazenave, from the ... I do not think so. For several years now, the rate of rise has not changed significantly." Melting ...

Ecologists say metabolism accounts for why natural selection favors only some species

... research team, the answer lies in the rate of metabolism of a species how fast a species ... surprise, they found the mean metabolic rate of the species at rest fell on a narrow range of ... to run, on average, predominantly at the optimal rate defined by this narrow range of values. This ...

Methane gas levels begin to increase again

... off of methane levels had suggested that the rate of its emission from the Earth's surface was approximately balanced by the rate of its destruction in the atmosphere. However, ... methane emission versus an increase in the rate of removal," Prinn said. "Apparently we have a ...

Salmon smolt survival similar in Columbia and Fraser rivers

... below Bonneville Dam. They discovered a high rate of mortality in the estuaries, which led to the ... the Columbia River determined that the survival rate of the smolts at least to the estuary was ... Alsea rivers, that also found a general mortality rate of about 60 percent. In rivers without dams, ...

Reproducing early and often is the key to rapid evolution in plants

... plant evolution. In animals, the variation in rate of molecular evolution has been ascribed to ... The study also showed that the difference in rate seen between herbs and woody plants has been ... of the "tree," the researchers calculated the rate of molecular evolution by determining the number ...

Bays on US Gulf Coast vulnerable to flooding

... that sea levels are rising in this region at a rate today that approaches what we saw in the ... several recent studies have confirmed that the rate of sea-level rise along the Gulf Coast has doubled in the past century to a current rate of about three millimeters per year. At the same ...

October 2008 GEOLOGY and GSA TODAY media highlights

... Iran, the authors estimate the approximate rate of slip for major faults across the region. Knowledge of both the location and slip rate of active faults will allow a better assessment ... Cambridge CB2 1ER, UK. Pages 819-822. The rate of deglacial ice-sheet retreat across polar ...

For insulin sensitive overweight patients, 1 session of exercise improves metabolic health

... that: the body's fat-burning oxidation rate was reduced after one day of overeating; ... just one session of exercise increased the rate of fat-burning oxidation; and exercise ... individuals increase their body's fat-burning rate and improve their metabolic health." ...

Carbon Disclosure Project: 'World's largest corporations seek clarity on climate change regulation'

... performed relatively poorly with a response rate of just 69%. Carbon disclosure and climate ... Index Series) Findings The overall response rate among Global 500 companies was maintained at 77% ... and 78% respectively. This compares to a response rate of just 41% in respect of Asian constituents of ...

Old before their time? Aging in flies under natural vs. laboratory conditions

... between wild and captivity: in males, the rate of aging (measured as the rate of increase of mortality rate with age) was as least two-fold greater in the ...

A little nitrogen can go a long way

... MADISON, WI, SEPTEMBER 2, 2008 Varying the rate of crop production inputs such as fertilizer and ... and seed density (current BMP), variable nitrogen rate plus uniform seed density, uniform nitrogen rate plus variable seed density, or both variable ...

Ivory poaching at critical levels: Elephants on path to extinction by 2020?

... the giant mammals' plight. The elephant death rate from poaching throughout Africa is about 8 ... actually higher than the 7.4 percent annual death rate that led to the international ivory trade ban ... UW biology professor. But the poaching death rate in the late 1980s was based on a population that ...

Mangroves key to saving lives

... low-cost locally led projects have a much higher rate of success than high-cost government-led ... subprojects) reported only a 35 percent survival rate for the mangroves planted. Conversely, a small ... a people's organization had a mangrove survival rate of 97 percent. Primavera and Esteban point out ...

LSUHSC awarded $10M+ COBRE grant

... "In the state of Louisiana, the incidence rate for cardiovascular disease is disproportionately ... 2002, Louisiana had the ninth highest mortality rate due to cardiovascular disease and twelfth highest mortality rate for stroke when compared to all states and D.C. ...