New test improves detection of liver cancer
Ghent, Belgium − Cancer of the liver is very difficult to detect, and it is a maj... cancer in an early stage. A small blood sample is the only requirement for the test. The new test enables accurate detection of liver cancer in over 50% o...Brain blood flow gives clues to treating depression
...imaging/nuclear medicine approaches in identifying the hows and whys of brain dysfunction and its poten...n treating depression are emphasized in a study in the August Journal of Nuclear Medicine. Individuals in a depressed emotional state have impaired cereb...Conventional plowing is 'skinning our agricultural fields'
Traditional plow-based agricultural methods and the need to feed a rapidly growing world population are combining to deplete the Earth's soil supply, a new study confirms. In fact, long-established practices appear to increase......ossils often have provided important insights into the evolution of humans and our ancestors. Even small fossils, such as bones from the hand or foot can tell us much about our ancestors and their behavior. Such may be the case with an a...Smithsonian scientists show differing patterns of rainforest biodiversity
Rainforests are the worlds treasure houses of biodiversity, but all rainforests are not the same. Biodiversity may be more evenly distributed in some forests than in others and, therefore, may...Acute sleep deprivation leads to changes in nighttime urine production for men and women
...uction of urine follows a circadian rhythm. During the day, we experience greater urinary frequency; at n...), and sleep-related factors. The mechanism behind the day/night changes is not yet clear. Danish researchers have examined the urinary patterns of sleep-d...Carnegie Mellon's Peter Adams receives EPA research grant
...ms has been awarded a $900,000 research grant from the Environmental Protection Agency (EPA) to study how...eering research professor, is a co-investigator on the grant. Adams, an associate professor of civil and environmental engineering at Carnegie Mellon, sai...Study finds gender differences in renal and other genes contributing to blood pressure
... bias and gender differences have been observed in the development of high blood pressure (hypertension) ...ted that gender may affect vascular physiology and the bodys response to some types of blood pressure medications. Although gender is usually accounted fo...Cardio exercise benefits in male vs. female hearts
... in both men and women, it does not affect them in the same way. Risk factors and protective factors for ... hormones such as estrogen and testosterone. While the mechanisms behind the differences are unknown, the physiological differences are clear. A new study ...Study suggests estrogen deficiency can lead to obesity-induced high blood pressure after menopause
...likely to become obese. A research team has tested the idea that estrogen deficiency in aged females may trigger the development of high blood pressure and obesity. The results of their study, using an animal model, s...... straw, grasses and wood have long been touted as the successor to todays grain ethanol plants, but until now the technology has been considered too expensive to compete. However, recent increases in grain prices m...Satellite tracking reveals threats to Borneo pygmy elephants
...y tracking pygmy elephants by satellite shows that the remaining herds of these endangered elephants, which live only on the island of Borneo, are under threat from forest fragmentation and loss of habitat. Borneo pygmy el...Edible fish feasts beats malaria
...are once again in vogue. New research published in the online open access journal BMC Public Health shows...squitoes. Annabel Howard and Francois Omlin from the International Centre of Insect Physiology and Ecology in Nairobi, Kenya, introduced Nile tilapia (Or...Testosterone replacement therapy: How safe for aging men?
...one strength, libido and quality of life. In 2002, the number of elderly American men taking testosterone replacement therapy was nearly 819,000, and the number is growing. The increased use has occurred despite the fact that the cardiovascular effects o...Female gender provides an advantage in renal diseases
Gender influences the prevalence and progression rate of many renal dise...ferences and renal disease is still uncertain, but the distinct characteristics of male and female kidney size, along with diet and the presence of hyperte...Sugar and spice and everything nice: Health differences in newborn girls and boys
...dog tails." Inherent in these loving references is the fact that females and males are different, both wh...wborns. One study found that gender differences in the heart may help explain why infant girls are more likely to die following heart surgery. The other st...Research aims to identify markers for menopausal women at risk for deadly blood clot
...enous thrombosis, a blood clot forming deep inside the vein. Despite the fact that the disorder is rare, it increases exponentially during menopause and can be deadly. The h...The 'female advantage' in kidney disease does not extend to diabetic women
...ir lives. That advantage disappears, however, when the woman is diabetic. For reasons still unclear, diab... Researchers at Georgetown University's Center for the Study of Sex Differences in Health, Aging and Disease have been studying the phenomenon and have ide...Grapes, soy and kudzu blunt some menopausal side effects
...ressure (hypertension) and diabetes. A decade ago, the standard treatment for these problems was long-ter...some beneficial effects similar to HRT but without the appreciable adverse effects. Grape, soy and kudzu are dietary polyphenols. One research lab investig...Weizmann Institute scientists discover a control mechanism for metastasis
Metastasis when cancer cells dissociate from the original tumor and migrate via the blood stream to colonize distant organs is the main cause of cancer death. A team of scientists at ...