Tag: "study" at biology news
Brain differences in adolescents, psychopaths, lend to their impulsive, risk-taking behavior
...tributed to their still developing brains. Another study
explores the brain basis for the risk-taking behav...in reward structures and circuits." Another study
found differences in risk-taking behaviors in pubescent rats. Georgia Hodes, a graduate student at R...
Deciphering an autism mystery
...columns of neurons in the cerebral cortex. Another study
found that autistic children were less able to discriminate similar sounds than were other children. The new research was presented at the 34th Society for Neuroscience annual meeting in San Diego. The research is providing new clues to the genet...
Early life stress harms mental function and immune system in later years
...ater in life, a University of California , Irvine, study
has found. The study, conducted in rats, clearly shows a late onset and slow progression of deficits in communication between brain cells in the hippocampus, a brain region involved in learning, storage, and recall of memories. Kristen Brunson,...
Calorie restriction leads to some brain benefits but not others in mice
...in coordination and strength, according to a mouse study
at Washington University School of Medicine in St....sociated with age, such as declines in memory. The study
will be presented at 3 p.m. PT on Sunday, Oct. 24 at Neuroscience 2004, the Society for Neuroscience...
Pesticides may promote Parkinson's disease and exercise may offer protection
...n monkeys. This finding builds upon their previous study
in which they demonstrated that rotenone, a common...erve cells in the substantia nigra. Although this study
does not prove that rotenone causes Parkinson's disease, it adds to previous questions about the pes...
OHSU scientists identify key gene that delays female puberty
...Institute of Health's National Cancer Institute to study
mice in which the TTF-1 gene had been deleted selectively from neurons. They then tracked development of these animals in comparison with a control group of wild-type littermate mice. The researchers found that animals lacking this gene exhibited de...
Retinal stem cells can regenerate after transplant
...the cells." The other researchers involved in this study
are U of T's Prof. Roderick McInnes, and post-doctoral fellow Tomoyuki Inoue, Department of Medical Genetics and Microbiology; Brigitte Angenieux and Yvan Arsenijevic, Hopital Ophtalmique Jules Gonin, Lausanne, Switzerland; and Katia Del Rio-Tsonis, ...
Study at Joslin shows ease of introducing technology to kids with diabetes
...r diabetes management? A lot, according to a pilot study
led by researchers at Joslin Diabetes Center in Boston. The study
was conducted in cooperation with a student at Harvard Medical School and a professor at the Massach...
New center to map DNA of key lab mice
... strains of mice most often used by researchers to study
susceptibility to specific diseases. Then we can d...seases develop. Examples of diseases targeted for study
include: cancer, Parkinson's, Alzheimer's, asthma, and developmental disorders such as autism. Rese...
Bug's-eye-view of urinary tract reveals E.coli infection genes
... issue of Infection and Immunity. Results from the study
could lead to new, more effective treatments for u...ty of Michigan Medical School. Mobley directed the study
while he was a faculty member at the University of Maryland. "Now we can quantify the activity of ev...
Medical informatics project targets ovarian, breast cancers
... and breast cancer patients." The researchers will study
the genetic and molecular consequences of DNA modifications for the purpose of developing better predictive models for ovarian and breast cancer. Ovarian cancer, despite its relative rarity, is the fifth leading cause of cancer death in women. Breast...
Insects implicated in the evolution of new human infectious diseases
...out a dozen people in the USA and Australia. Their study
looked at the bioluminescent bacterium, Photorhabdus asymbiotica, which cause pustulent sores to appear on parts of sufferers' bodies. The researchers suspect that this new bacterium evolved recently from a well-known bacterium, Photorhabdus luminesc...
Psychologist finds instance where 'two wrongs do make a right'
...stems drive perception and action. However, the UO study
revealed that slight manipulations of the illusion led to a wholly new realization. In fact, the illusion actually distorted observers' perceptions of where "straight ahead" was with respect to their own bodies, ultimately affecting both perception a...
Predicting infection risk of mosquito-borne disease
... the rate at which humans get bitten. But in a new study
published in the open access journal PLoS Biology, David Smith, Jonathan Dushoff, and F. Ellis McKenzie challenge this assumption. Using a mathematical model, the authors show that the rate at which humans are bitten and the proportion of infectious ...
IC-medtech licenses promising cancer therapeutic from Summa Health System
...h IC-MedTech. "What is so significant about our study
is that through out research of cancer cells, we have discovered a new form of cell death, never before reported," said Summers. "We found early on that the combination of vitamins C and K3 seek out tumor cells and appear to leave normal cells unaf...
Emory study details dolphin brain evolution for the first time
...nsive analysis of its kind, a new Emory University study
maps how brain size changed in dolphins and their ...nce at http://www.interscience.wiley.com/ar . The study
investigates the fossil record of the toothed whales (which includes dolphins, porpoises, belugas an...
Passage of Marin County GMO ban would encourage widespread use of harsh pesticides
... of Medicine of the National Academies published a study
this year which states that "To date, no adverse health effects attributed to genetic engineering have been documented in the human population." Furthermore they found that genetically engineered foods and traditionally bred food crops present simila...
Immune system in a bottle could help prevent flu vaccine shortage
...row the immune system in a bottle. Scientists can study
the artificial immune system to see how it reacts to biological hazards and their countermeasures, and use the data to make more effective countermeasures, said Jan Walker, DARPA spokesman. The birthplace of this artificial immune system is Kotov's ...
Gene therapy approach reverses diabetic neuropathy in animal model, Pitt study finds
...ropathy was still present. Results of another Pitt study
from the same group, also presented today, found t...rotect against the development of neuropathy. That study
looked at gene expression for NT-3 and two other neurotrophic factors. "We are encouraged by these o...
Moffitt doctor's talk on ovarian cancer receives international first place award
... members in the areas of prevention, treatment and study
of gynecologic cancer. The IGCS collaborates with other professional medical organizations and makes available its knowledge in the area of gynecologic cancer to achieve communication between professionals in the field and maintain high standards of...
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