Immunology

How chronic inflammation may drive down dopamine and motivation

Growing evidence shows that the brain's dopamine system, which drives motivation, is directly affected by chronic, low-grade inflammation. A new paper proposes that this connection between dopamine, effort and the inflammatory ...

Neuroscience

Swapping 'dance partners' in the brain is key to learning

(PhysOrg.com) -- Researchers collected brain imaging data from people performing a motor task, and then analysed this data using new computational techniques. They found evidence that the 'flexibility' of a person's brain ...

Neuroscience

Brain's mysteries unraveled through computational neuropsychiatry

In new research published in the prestigious journal Proceedings of the National Academy of Sciences (PNAS), a team of scientists from the Hebrew University Hadassah Medical School, in the Faculty of Medicine, unraveled a ...

Neuroscience

Simple mathematical pattern describes shape of neuron 'jungle'

Neurons come in an astounding assortment of shapes and sizes, forming a thick inter-connected jungle of cells. Now, UCL neuroscientists have found that there is a simple pattern that describes the tree-like shape of all neurons.

Genetics

Counting duplicated genome segments now possible

(PhysOrg.com) -- A newly designed computational method has proven its usefulness in counting copies of duplicated genome sequences and in doing initial assessments of their contents, according to a study to be published Aug. ...

Medical research

To assess a cell's health, follow the glucose

A new spectroscopic technique reveals that glucose use in live cells provides valuable information about the functional status of cells, tissues, and organs. Shifts in a cell's use of glucose can signal changes in health ...

Other

VCURES develops new technique in detecting low blood volume

(PhysOrg.com) -- Researchers from the VCU Reanimation Engineering Shock Center, VCURES, have developed a new technique for rapidly determining the severity of hypovolemia - the abnormal decrease in blood volume caused by ...

Psychology & Psychiatry

Gender bias sways how we perceive competence in faces

Faces that are seen as competent are also perceived as more masculine, according to research published in Psychological Science, a journal of the Association for Psychological Science.

Diseases, Conditions, Syndromes

Researchers work to determine how H1N1 becomes pandemic

The last century has seen two major pandemics caused by the H1N1 virus -- the Spanish Flu in 1918 and 2009's Swine Flu scare, which had thousands travelling with surgical masks and clamoring for vaccination. But scientists ...

page 1 from 4