Researchers hope monkeys can provide new insights into depression
...depressed women may have low ovarian function that goes unnoticed because they still have menstrual periods," said Shively. "If this turns out to be accurate, it could explain, in part, the observed relationship between coronary artery disease and depression." The researchers said monkeys may be particula...New theory chalenges current view of how brain stores long-term memory
...gh degree of flexibility, Routtenberg's new theory goes on to propose that the brain stores long-term memory by rapidly changing the shape of proteins already present at those synapses activated by learning. While it is universally agreed that brain proteins are critical for memory storage, Routtenber...New system may help babies avoid brain damage
...nse, the baby's ability to sustain that heart rate goes down. It's like a runner. Initially, your heart rate goes up because you are trying to deliver more oxygen, but you may reach a point where you hit a wall and...Shepherds whistle while they work and brains process sounds as language
... processes these whistles is similar to the way it goes about deciphering English, Spanish or other spoken languages, according to research being published in tomorrow's issue of the journal Nature . "Science has developed the idea of brain areas that are dedicated to language and we are starting to und...Jefferson virologists coax HIV out of hiding
... the virus. But they were wrong. The virus instead goes into hiding, dormant and practically undetectable in the body and impervious to attack. While HAART manages to keep the virus at bay, it's still quite capable given the right opportunity of replicating and wreaking havoc on the body's immune syste...Ethics of neuroimaging research to be focus of NIH/Stanford meeting
... images for this sort of research. "When a subject goes into the study, does he or she know it might not be a medical professional who looks at the brain images?" she said. While one possibility is to make sure that all brain studies have medical professionals on the research team, the cost of having a do...Mayo Clinic finds restless legs syndrome in children linked to family history, iron deficiency
...tless legs syndrome," he says. "We can say that it goes to further affirm the fact that inattentiveness is multifactorial -- due to depression, anxiety, stressors in the child's life, obstruction of breathing passageways, sleep apnea or restless legs. We need to look at all of these possibilities."...Women seeking treatment for even minimal 'male-type' hair growth need endocrine evaluation
..., often have an underlying hormonal imbalance that goes undetected altogether," said Dr. Azziz, holder of The Helping Hand of Los Angeles Chair in Obstetrics and Gynecology at Cedars-Sinai. "Unfortunately," he added, "whether the outward symptoms are minimal or significant, many women view hyperandrogeni...Youki spray curbs spread of superbug MRSA
...ated from wounds. Depeche Mode believes that Youki goes beyond these requirements by not involving dressings. Youki is defined as a Class 1 Medical Device, the same category as bandages and other dressings. It can be used for the following types of slow healing wounds: diabetic ulcers, pressure sores, ulc...Brain region identified that controls collecting behavior
...e these subcortical regions. "But human collecting goes beyond items that are solely useful for survival," said Steven Anderson, Ph.D., UI associate professor of neurology and lead author of the study. "People often collect art or stamps or pretty much anything. Clearly there is some higher structure in h...Nearsighted children may benefit from rigid contact lenses
...ghed against the initial discomfort that sometimes goes along with RGP lens wear when deciding what a child should use to correct his vision problems." Previous studies suggest that about four out of five children can adapt to wearing RGP lenses, which cost about $160 a year, Walline said. For comparison,...Research by scientists affiliated with the Earth Institute at Columbia University
...diocarbon calibration curve by Stuiver, which only goes back 20,400 years. "We believe that our doubling of this calibration and significant refinement along with the geophysical and geochemical interpretations will make our new calibration curve the standard for radiocarbon dating," predicts Fairbanks. R...Brain can be trained to process sound in alternate way, study shows
...me levels. "There's a very steep volume curve that goes from soft to very loud right away, and people have a hard time with that," Schreiner explains, "especially for hearing-aid users." However, they -- or their auditory cortexes -- might be trained to be more sensitive to minor volume changes at the low...New technique scans electrical 'brainscape'
...ease or schizophrenia. Knowing the details of what goes wrong in such disorders is a critical step in treating them," said Nicolelis....Radiologists use MRI to keep basketball players on their feet
...f the stress to the underlying bone. If the injury goes undetected, more serious stress fractures can occur, resulting in chronic problems or the need for surgery. For top college athletes this could mean the end of a season or even a career. "When diagnostic work is conducted pre-season, at-risk p...Nerve damage from alcoholism reversed after liver transplantation
Organ damage that goes beyond the liver due to alcoholism is often seen as a barrier to liver transplantation, despite a lack of data on how a transplant affects these complications. A new study describes a patient with alcoholic liver disease complicated by peripheral neu...Molecular tailoring of chemotherapy with novel imaging techniques
...luoresces, which can then be measured. "The beacon goes right into the living cell and if it opens up, emitting fluorescence, we can detect the glow," says El-Deiry. Human lung-cancer cells were treated with the chemotherapeutic agent doxorubicin (Adriamycin), which causes cellular DNA damage. Doxorubici...Early detection reduces threat of foot injury in college basketball players
...f the stress to the underlying bone. If the injury goes undetected, more serious stress fractures can occur, resulting in chronic problems or the need for surgery. For top college athletes, such an injury can mean the end of a season or even of a career, she added. "Stress fractures of the foot are e...Mayo Clinic discovers potential marker for aggressive kidney cancer
...this molecule, your risk of dying from this cancer goes up almost five-fold," Dr. Kwon says. Implications of Research This molecule seems suited to be used as a biomarker by physicians to determine prognosis, according to the Mayo researchers. High levels of the molecule would indicate a poor progno...Is the '3 by 5' initiative the best approach to tackling the HIV pandemic?
... are good, the approach is wrong," says Amman, who goes on to criticize the strategy for not emphasizing the importance of prevention, for being too cash-strapped to succeed, and for not encouraging countries themselves to take ownership of their HIV programs. The only strategy that will work, says Amman...