Living at home helps young mothers stay in school
...rvey that followed more than 550 mothers and their low birthweight, premature babies from birth through a... Also, because the parents in this study all had low birthweight babies, it is also possible we might find different results studying parents of higher b...Anxiety during pregnancy affects child behavior
... other factor, including smoking during pregnancy, low birthweight, or anxiety of the mother when the child is 8 or 9. The results provide some of the strongest indirect evidence available today that a woman's anxiety during pregnancy may program some set point in the early developing brain of the fetus,...Patients' cells from tumors, the immune system merged for customized cancer therapy
...umbers from individual patients were sometimes too low for successful generation of the hybrid tumor/dendritic cell fusion. The study group included 23 patients--10 people with breast cancer and 13 with kidney cancer--from whom the researchers were able to collect enough cells to construct fusion cells ...Carnivore extinction risk determined more by biology than human population density, says study
...sk in carnivores: a small geographic distribution, low population density, high trophic level (position on the food chain), and long gestation period Furthermore, biology is by far more important in determining risk of extinction when combined with high human population density. "When species face severe...Genetic model for devastating form of paraplegia suggests new treatments
...ed nerve cell death (neurodegeneration.) Even very low levels of over-expression caused adults to be slow and weak. Within the nerve cells, the researchers found that too much D-Spastin caused stable microtubules to disappear altogether. At the synapse, elevated levels of spastin also caused a large drop...New model explains why costly insect 'outbreaks' hard to predict
... surges, known as outbreaks, only to crash down to low levels. These outbreaks can devastate huge areas of forest, but they occur at long, irregular intervals and so are hard to predict. In the 15 July 2004 issue of Nature, three researchers present a model that appears to untangle the factors that tri...Carnivore species are predicted to be at increased extinction risk from human population growth
...rs' projections, some species currently considered low conservation priorities--such as members of the weasel-like viverrid family--could soon become endangered. Altogether, these results indicate that as human population pressures increase, it becomes ever more important to take account of each species'...Vioxx in high doses causes hypertension
... there's a lot of people using them who are pretty low risk for GI (gastrointestinal) events." COX-2 inhibitors also cost $80 to $100 per month, compared to about $10 to $15 for a month's supply of generic naproxen. "We think that the rationale is that if 25 milligrams works well, then 50 milligrams is g...When sun's too strong, plankton make clouds
...to more UV light. Under conditions where there are low nutrients in the water and levels of UV light are high, plankton create more DMS. DMS levels peak from June through the end of September. During the season, the study found that a whopping 77 percent of the changes in amounts of DMS were due to expo...UCSD biologists discover cell's defense mechanism against class of disease-causing bacterial toxins
...overed that when C. elegans is exposed to either a low dose of Cry5B toxin for a long period of time or a high dose of the toxin for a short period of time, as might occur in nature, the roundworms recover and continue to survive. Recognizing that this natural defense mechanism to a pore-forming toxin co...Society for conservation biology conference
...ars comparing the species composition of different low arctic ecosystems along the site of a recent and 33-year-old seismic exploration. Their results suggest that different communities respond uniquely to the disturbance and that complete recovery of natural vegetation communities is unlikely in some c...New lower-cost assay system equivalent to flow cytometry for accurate CD4+/CD8+ cell counts
... the instrument to be highly compact, portable and low maintenance. Operation of the Guava assays is quite simple, with even novice users learning to use the EasyCD4 and EasyCD8 in less than a day. Testing requires only 10 microliters of whole blood per patient, making the method suitable for use in pedi...Gene therapy alternative to calcium channel blockers
...d other forms of heart disease, but they can cause low blood pressure, heart block and constipation," said study lead author and cardiovascular physiologist Eduardo Marbn, M.D., Ph.D., professor and chief of cardiology at The Johns Hopkins University School of Medicine. Marbn is also director of the Hop...Brain serotonin enzyme finding might explain psychiatric disorders
...lowing the body to make the best use of abnormally low levels of the chemical messenger, the researchers explained. Scientists had long considered the enzyme known as tryptophan hydroxylase (Tph1) to be the sole enzyme governing serotonin synthesis in the nervous system, Caron said. Last year, however, r...Warren Pharmaceuticals publishes results of preclinical evaluation
... kidney failure have received EPO for treatment of low blood count, generating over $9 billion in annual worldwide sales. This compound has attracted special interest recently because of its newly discovered role in protecting tissues from diverse injuries. The surprising discovery several years ago by ...Researchers discover how worms' noses sense oxygen
...r to steer clear of surrounding areas that are too low or too high in oxygen. In the process, the resear...le and brain are able to bind selectively to NO in low concentrations even when oxygen is present in far greater concentrations," he said. "This could have...Croatian skeletons reveal changing status of cancer in Europe across the centuries
...ttle potential for malignant transformation. "The low frequency of neoplasms in the Croatian Skeletal Collection is characteristic for archaeological material", said Dr. Slaus. "We found no evidence of secondary bone tumours in any individual in the collection, a factor that is probably explained by the...Vacuum assisted deliveries are safe alternative to forceps
...ast as safe as forceps.Furthermore, the relatively low rates of fatal complications among vacuumdeliveries argue against the FDA warning, say the authors. Encouraging instrumental vaginal deliveries may help to reduce the rates ofcaesarean section. Although delivery by vacuum extraction does have risks,i...ORNL adds three R&D 100s to DOE lab-leading total
...tivity and high selectivity, direct vapor sensing, low power consumption (the instrument uses a 9-volt ba...second response time, stability, compact size, and low cost. SniffEx will have applications in counterterrorism, law enforcement, airport safety and humani......a ceiling to their good performance. Once they run low on resources, their ability to dominate loses steam and other hard-working organisms have a chance to get a foothold in the habitat. Ofria, an MSU assistant professor of computer science and engineering and one of the paper's authors, gives the examp...