Brightsurf Science News & Current Events

December 31, 2013
Use of vitamin E by patients with mild to moderate Alzheimer disease slows functional decline
Among patients with mild to moderate Alzheimer disease, a daily dosage of 2,000 IUs of vitamin E, compared to placebo, was effective in slowing functional decline and in reducing caregiver time in assisting patients, according to a study appearing in the January 1 issue of JAMA.

Sleep to protect your brain
A new study from Uppsala University, Sweden, shows that one night of sleep deprivation increases morning blood concentrations of NSE and S-100B in healthy young men.

Hyperhomocysteinemia patients with dyslipidemia are more likely to have stroke
Hyperhomocysteinemia and abnormal blood lipids are independent risk factors for stroke.

Large-aperture planar lens antennas with gradient refractive index
Lens antennas are in widespread use in a variety of applications.

Study identifies factors associated with pain 1 year after breast cancer surgery
In a study that included more than 800 women who had undergone surgery for breast cancer, the majority reported some level of pain 12 months after surgery, and factors associated with pain included chronic preoperative pain, chemotherapy, preoperative depression and pain in the area to be operated, according to a study appearing in the January 1 issue of JAMA.

PLGA tubes are superior to autologous nerve graft for repaired sciatic nerve
Dr. Chengdong Piao and colleagues from Second Hospital, Jilin University in China prepared sciatic nerve injury models by creating a 10 mm defect in sciatic nerve specimens harvested from fresh corpses, and defects were repaired by anastomosis with nerve autografts and poly(lactic-co-glycolic acid) (PLGA) tubes.

Fetal umbilical vein for reconstruction of middle cerebral artery
These results indicate that the fetal umbilical vein has appropriate stress relaxation and creep properties for transplantation.

Cloud mystery solved: Global temperatures to rise at least 4°C by 2100
Global average temperatures will rise at least 4°C by 2100 and potentially more than 8°C by 2200 if carbon dioxide emissions are not reduced according to new research published in Nature that shows our climate is more sensitive to carbon dioxide than most previous estimates.

Kessler Foundation awarded grant to study self-generated learning in multiple sclerosis
Kessler Foundation received a new grant from National Multiple Sclerosis MS Society for a pilot study of memory and learning difficulties in MS.

Researchers use Hubble Telescope to reveal cloudy weather on alien world
A team of scientists led by researchers in the Department of Astronomy and Astrophysics at the University of Chicago report they have definitively characterized the atmosphere of a super-Earth class planet orbiting another star for the first time.

Major reductions in seafloor marine life from climate change by 2100
A new study quantifies for the first time future losses in deep-sea marine life, using advanced climate models.

Study shows benefit in activities of daily living and savings in caregiver time with vitamin E
For mild-to-moderate Alzheimer's disease, vitamin E slowed functional decline and decreased caregiver burden.

Finnish research team reveals how emotions are mapped in the body
Emotions adjust our mental and also bodily states to cope with the challenges detected in the environment.

Loyola bioethics study finds medical students concerned about desensitization to dying patients
A study based on the reflections of third-year Loyola University Chicago Stritch School of Medicine students is shedding light on the struggle physicians in training often face when trying to control their own emotions while not becoming desensitized to the needs of the dying patient and his or her family.

GRU joins national research cooperative to improve reproductive health
Georgia Regents University has joined the national Cooperative Multicenter Reproductive Medicine Network designed to enable large clinical trials that improve the diagnosis and treatment of reproductive health issues such as male and female infertility.

Competition in a rough neighborhood: Plant success in a desert environment
In deserts, variable weather is common so that plant community patterns can change between wet and dry years, with high densities and a diversity of plants in wet years, and a reduction in both quantity and number of species in dry years.

New studies give strong boost to binary-star formation theory
Recent studies with the Karl G. Jansky Very Large Array add strong, new evidence to the theory that binary stars form when the disk of gas and dust orbiting one young star gravitationally fragments, forming a second young star.
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