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Posts tagged: complex

MIT biologist relishes the challenge of picking apart the cell’s most complex structure

May 22, 2012
One of the most important structures in a cell is the nuclear pore complex — a tiny yet complicated channel through which information flows in and out of the cell’s nucleus, directing all other cell activity.

Study focuses on role of the brain and mind in chronic and complex pain disorders

May 19, 2012
Training the brain to reduce pain could be a promising approach for treating phantom limb pain and complex regional pain syndrome, according to an internationally known neuroscience researcher speaking today at the American Pain Society's Annual Scientific Meeting.

Dangerous, complex migraines linked to high risk for stroke

May 16, 2012
Nicole Soriano had headaches before but nothing like the one that struck in the middle of one summer night. A coincidence led nine days later to Cedars-Sinai Medical Center, where a rare type of migraine was diagnosed and treated - but any moment during that time could have been disastrous.

Potential To Build Complex Nanoscale Devices And Test Nanoparticles As Sensors And Drugs In Living Cells

May 8, 2012
Using a refined technique for trapping and manipulating nanoparticles, researchers at the National Institute of Standards and Technology (NIST) have extended the trapped particles' useful life more than tenfold.* This new approach, which one researcher likens to "attracting moths," promises to give experimenters the trapping time they need to build ...

Patients’ Complex Moral Issues – Doctors Need Mediators

May 4, 2012
According to a study in The American Journal of Bioethics, physicians and patients need assistance in order to deal with complex moral issues. Physicians often have the tendency to label their patients as 'difficult' when things become difficult, however, according to the author of the new study it actually ...

New technique predictably generates complex, wavy shapes

May 3, 2012
CAMBRIDGE, Mass. The flexible properties of hydrogels highly absorbent, gelatinous polymers that shrink and expand depending on environmental conditions such as humidity, pH and temperature have made them ideal for applications from contact lenses to baby diapers and adhesives. In recent years, researchers have ...

New technique predictably generates complex, wavy shapes

May 3, 2012
(Massachusetts Institute of Technology) A new technique predictably generates complex, wavy shapes and may help improve drug delivery and explain natural patterns from brain folds to bell peppers.

When to have kids: A complex question for hazel dormice

April 27, 2012
Claudia Bieber from the Research Institute of Wildlife Ecology (FIWI) of the University of Veterinary Medicine, Vienna, and fellow scientists analysed a capture-recapture data set on common dormice (Muscardinus avellanarius) to investigate the life-history strategy of this species. These small rodents are about the size and weight of a wood ...

When to have kids: A complex question for hazel dormice

April 27, 2012
Claudia Bieber from the Research Institute of Wildlife Ecology (FIWI) of the University of Veterinary Medicine, Vienna, and fellow scientists analysed a capture-recapture data set on common dormice ( Muscardinus avellanarius ) to investigate the life-history strategy of this species. These small rodents are about the size and weight of ...

Mitotic spindle may be more complex than previously thought

April 27, 2012
The mitotic spindle, an apparatus that segregates chromosomes during cell division, may be more complex than the standard textbook picture suggests, according to researchers at the Harvard School of Engineering and Applied Sciences.

When to have kids: A complex question for hazel dormice

April 27, 2012
(University of Veterinary Medicine -- Vienna) Unlike many of their rodent cousins, common dormice hibernate. Their life history strategies have now been investigated, with surprising results: Common dormice give birth to young either as early as possible after waking up from hibernation or as late as possible, just in time ...

Transcription factors don’t act like an ‘on-off’ switch, exhibit more complex binding behavior: study

April 11, 2012
Anyone who's tried a weekend home improvement project knows that to do a job right, you've got to have the right tools. For cells, these "tools" are proteins encoded by genes. The right genes for the job are turned on only in the specific cells where they are needed. And ...