Tag: "memory" at biology news
Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses
...ptoms reportedby some Gulf War veterans, including memory
loss, headache, fatigue, muscleand joint pain, weakness, shortness of breath and tremors, the researcherssaid. "The decision to use these chemicals was made to protect soldiers fromindigenous diseases in the gulf, such as malaria and leishmaniasis,"...
Protein Glitch May Be Early Problem In Inherited Alzheimer's
...veloping Alzheimer's, a condition characterized by memory
loss, dementia, and unusual plaque build-up and nerve cell tangles in the brain. The study also was presented at the recent International Alzheimer's Disease Conference in Osaka, Japan. It was supported by the National Institutes of Health and the N...
How Birds Sing
...a new finding with implications to human learning, memory
and speech acquisition, researchers at the University of Chicago Medical Center have correlated the simple notes and more complex passages of a bird's song to activity in different areas of the brain. The researchers were able to show for the first t...
Animal Studies Indicate Aging Brain Responsive To Estrogen
...ts believe theirfinding offers evidence that minor memory
losses sometimes associated withaging might be all...b had already shown that olderfemale rats' spatial memory
is improved by estrogens administered in a cyclicfashion. These findings led to the cellular studies...
Everyday Technology Underlies First DNA Computer Logic Gates
...s a very compact, efficient, and accurate form of memory
in computers -- just as it does in the cells of the human body. The potential benefits of a DNA computer are astounding: One pound of DNA has the capacity to store more information than all the electronic computers ever built, and the computing p...
Low Iron Levels Cause Weakness In Women Who Are Not Anemic
...ed that moderate iron deficiency also compromises memory
and verbal learning in teen-agers. Iron is an essential component of hemoglobin in the blood and plays an important role in oxygen transport and utilization. When people consume iron-deficient diets, they first deplete their iron stores in the liver...
Researchers Find Association Between Alzheimer's Gene And Mental Impairment After Cardiac Surgery
...tsof many patients -- attention, concentration and memory
problems -- werevery much like the early symptoms of Alzheimer's disease," said Duke'sDr. Mark Newman, chief of cardiothoracic anesthesiology and the study leader."After controlling for other characteristics, we found a statisticallysignificant corre...
Testosterone And Working Memory; Epilepsy And Schizophrenia; Toxins And Neuron Death; Oregon Researchers Present Findings At Society For Neuroscience
...t improvement over time inworking memory. "Working memory
is the ability to hold information in one's mindwh...een the ages of 60 and 75 perform worse on working memory
tests than matchedgroups of people between 25 and 35. In the study being presented this wee...
Ant Pheromone May Aid Alzheimer's Patients
...he brains of Alzheimer's patients and helps reduce memory
loss, is one offour components found by Cornell researchers in secretions from the poisonglands of "A. rudis" ants, a common species in the Northeast United States. "However, this doesn't mean we should grow ants to treat Alzheimer's patients,"said A...
UD Environmental News: Pfiesteria Detectors To Be Described March 18
...lists documentedhealth problems such as short-term memory
loss and skin rashes among people whohad been exposed to the organism in water. Detectors show promise for minimizingsuch exposure. UD Water-Quality Experts Though harmful algal blooms have been reported for centuries, many researchersbelieve that ru...
Extra Choline During Pregnancy Enhances Memory In Offspring
...of rats deprivedof choline indicated a decrease in memory
capability. The researchers said it is th... choline couldpotentially be used to ensure normal memory
function in the population at largethrough a modest change in diet, said Scott Swartzwelder, a neuro...
NSF Scientist Receives Award In Research Training Of Minorities In Microbiology
..., 1998 in Atlanta, Georgia. The award is given in memory
of William A. Hinton, who was one of the firstAfrican-Americans to join the ASM. Dr. Hinton received his M.D. from HarvardUniversity and directed the Massachusetts State Wasserman Laboratory for over 40years. He is known for his contributions in sy...
Molecular Memory Tunes Adrenaline To Stress
...ine response. The key to this so-called molecular memory
resides in a donut-shaped protein on the surface of cells that secrete adrenaline, the hormone also known as epinephrine. "The hormonal response to stress is different for every individual, and seems to be controlled by some combination of inheritanc...
New Clue To apoE Function
...mpus isa seahorse-shaped structure associated with memory
and learning, functions thatare compromised in Alzheimer's disease, where connections between nerve cellsdisappear. The astrocytes secreted particles made of cholesterol, lipid and apoE ina form that is likely to occur in the brain. When thes...
Toxic Protein That Interferes With Brain Signals May Trigger Onset Of
...eins thatdisrupt brain mechanisms for learning and memory
and which may set off theprogression of Alzheimer'...aling by ADDLs mayaccount for the loss of synaptic memory
formation at the early stages ofAlzheimer's disease and for the nerve cell death and profound dement...
Researchers Identify Function Of Brain Receptor Subunit Linked To Memory, Stroke, Dementia
...erole of NMDA receptors in synaptic plasticity and memory
HIV Infected Adults In UCSF Study Show Evidence Of Thymus Activity
... cell multiplies, it passes on its informationas a memory
T cell. By late puberty, education of the T cells ...dered to be non-functional. In uninfected people, memory
T cells circulate for many years, but withHIV-infection, the virus kills these cells. About three ye...
New Tests Demonstrate MuchLarger, More Specific Immune Responses To Viruses
...the Tcells die and the remainder persist to become memory
cells poised to respond tofuture invasions by the ...ys used in the Emory study werealso able to detect memory
CD8+ T cells specific to the LCMV virus more than oneyear after infection. "One of the hard...
Excess Thiamine May Help Tumor Growth, Research Shows
...iamine deficiencies can lead to nervous system and memory
impairment,and the build-up of lactic acid in the blood. Thiamine supplementation is therefore often essential for cancer patients. However, total thiamine levels in a patients diet can be 250 to 20,000percent of the normal daily recommended...
Rewiring The Brain
...so a chance that the proteinmay be able to improve memory
in Alzheimer's patients. "It looks very encouraging at this point," says Marc Charette ofCreative BioMolecules in Massachusetts, the company that is developing theprotein. "The region of the brain that's damaged dies, but the protein rewirest...
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