Freshwater Sponges May Pose Threat To Zebra Mussels
...n water chemistry due to waste by zebra mussels or increases in water clarity, which could also be caused by zebra mussels, may have made the water more hospitable, Kelch said. The researchers studied the growth of freshwater sponges on the artificial reef in Lorain and on the surface of a shipwreck off Kel...Mutate Or Die: New Polymerase Gives Desperate Yeast An Option
...ttempts to fix damaged DNA have failed. The enzyme increases a cell's odds at staying alive, but it does so byd...nrepaired sites. This keeps the cell alive, but it increases the odds of amutation. "This is a last-gasp system," says Hinkle. "For the cell, it's better t...Discovery Could Help Understand Breast-Cancer Therapies
...d for cardiovascular protection. But estrogen also increases therisk of breast cancer in some women. "We've identified portions of the hormone-binding domain of this proteinthat appear to be critical sites for binding with the hormone," BenitaKatzenellenbogen said. "We've shown that if one alters one of these....... -- The answer to the question of whether smoking increases a women's risk of developing breast cancer may lie in her genes, researchers at the University at Buffalo and the National Cancer Institute have found. Results of their study, the first to consider genetic variability as a factor in a person's ...Christmas Bird Count: Another Holiday Tradition
...dge in a pear tree, you can sing about significant increases among eastern bluebirds, American crows, and American goldfinches and declines of bobwhites, loggerhead shrikes, field sparrows, and mockingbirds. Come Christmas morning, when you have finished setting up that new computer, you can view the ...Urbanized Watersheds More Sensitive To Climate Change
...or is complete. "It is obvious that stream flow increases with an increase in precipitation, but in the Nor...opulation and the same precipitation, stream flow increases more," De Walle told attendees at the American Geophysical Union Conference today (Dec. 19) in San ......cted level. This includes $19.5 million inprogram increases that are partially offset by refocusing about $13 millionin program efforts, including expected savings from Reinventing Government(REGO II) initiatives ($6.8 million) and by other program changes andadministrative reductions ($6.2 million). ...Pets Provide Physiological Benefits For Women Living Alone
...n play an important role in moderating age-related increases in blood pressure." Apparently these results...upport becomes important in moderating age-related increases in blood pressure....Erodible plastic microspheres could be effective oral drug delivery system
...ng theirtherapeutic load. The process dramatically increases the oral effectiveness ofseveral drugs. It suggests a new oral delivery system for compounds, such asinsulin, which until now could not be delivered orally. Editors: This news release is distributed in advance of publication for your information on...Purdue Study Aims To Boost MRI Capabilities
... fast-changing magnetic fields, a combination that increases the potential for negative effects such as pain or discomfort. "Studies indicate that nerves and muscles in some people may be stimulated by these pulsed magnetic fields, causing sensations such as tingling or a weak muscle contraction," Bourland say...Duke Study Shows Early Marrow Transplant Key To 'Bubble Boy' Disease Cure
.... Waiting until after the first four weeks of life increases therisk of infection, as well as slowing the development of immunity from thedonor transplant. Buckley also found that transplants can be done without exposing theinfant to toxic chemotherapy, which can have life-long repercussions. Many ...UW Smogmobile Offers Cleaner, Safer Alternative To Gas Or Electric Cars
...nd quite dangerous. As the amount of stored energy increases in these batteries, they become like bombs and could do a lot of damage in a traffic accident. You'd have to work really hard to hurt yourself with a liquid nitrogen vehicle. Liquid nitrogen isn't combustible, corrosive or toxic. It's just cold." Iro...New Mathematical Model Could Help Predict Health Of Offshore Areas Where Rivers Enter The Sea
...hoff the coast ofLouisiana and Texas and gradually increases to 200 meters at the shelf break andthen rapidlydrops to 500 meters at the outer edge of a slope. Researchers know from directobservation that most of the biological activity is closely tied to the seasonal discharge ofnutrient-rich freshwaterfrom th...Growth Factor Stimulation Leads To Increase In New Neurons In The Striatum And Cortex Of The Brain
...fter BDNFis administered, neuronal production also increases in the proliferative layerof the subventricular zone (SVZ), the origin of neurons destined for thestriatum and cortex. In order to track newly generated cells, they administeredthe cell proliferation marker BrdU along with the BDNF to label the cells...Stress Lowers Sperm Count By Overwhelming Cells That Make Testosterone
...sary. As Leydig cellsdevelop, the amount of enzyme increases in parallel with the amount ofglucocorticoid receptors. In immature Leydig cells of young mammals, 11ßHSD-1facilitates the action of glucocorticoid, which helps Leydig cells divide. In essence, according to Hardy's data,glucocorticoid does for...Folic Acid Fortification Effective In Cereal Grains
...S. Food and Drug Administration (FDA), effectively increases intake of this important Bvitamin in adults, according to a new study published in the December American Journal ofClinical Nutrition . "The absorption of folic acid from fortified white and whole wheat bread, rice, and pasta, wasconsistently good i...Colon Cancer Linked To Genes, Not Lifestyle
... incidence of colon cancer dramatically increases with aging," he said. Colon cancer is the third most common cancer in men, following prostate and lung cancer, and the third most common in women, following breast and lun...Mapping The Way To A Bigger Prawn
...traits in prawns. Using the map as a guide, large increases in the rate of genetic improvement of farmed prawns are possible, compared with those which can be made using traditional breeding strategies. This early research, conducted by a Brisbane research team, is designed to identify genes which are respo...Increased Amount Of Enzyme In Brain May Be Marker Of Alzheimer's Disease
...ound that the enzyme,butyrylcholinesterase (BChE), increases at the stage when beta-amyloid plaquesin the brain become compact and insoluble. These insoluble beta-amyloid plaquesare one of two early pathological markers of Alzheimer's disease. A report of the group's findings appears in the December i...... 20 games. Potentially, the resulting productivity increases can be used to reduce customer waiting time, thereby also increasing customer satisfaction (Andrew Imada, personal communication). This modification effort is but one part of a macroergonomics intervention project to improve productivity. Imada anti...