Plants respond to disease and damage
When plants come under attack internal alarm bells ring and their defence mechanisms swing into action – and it happens in the space of just...
NEWS INDEX
How 100 billion nerve cells produce a clear thought or an action
We have approximately 100 billion nerve cells in our brains, all of which communicate with one another. Why do they lead to clear thoughts or...
Damaged DNA amplified
For the first time, researchers have succeeded in amplifying genes altered by activities such as smoking – with changes that can lead to lung cancer....
Bone stem cells shown to regenerate bones
A stem cell capable of regenerating both bone and cartilage has been identified in bone marrow of mice. The discovery by researchers at Columbia University...
Human Immune Variation
Improving gene-sequencing technologies have focused immunologists’ attention on the role of genes in diseases. But it appears the environment is an even greater factor in...
Drug effectively prevents HIV-like infection in monkeys
A regime of anti-HIV drugs — components of regimens to treat established HIV infection — has the potential to protect against infection in the first...
How cells communicate
During embryonal development of vertebrates, signaling molecules inform each cell at which position it is located. In this way, the cell can develop its special...
Simple Method to Sense DNA
A simple method to sense DNA, as well as potential biomarker proteins of cancer or other diseases such as Alzheimer’s, may soon be within reach...
Understanding the personalities of bacteria
Bacteria are as individual as people, according to new research by Professor Peter Young and his team in the Department of Biology at the University...
First Contracting Human Muscle Grown in Laboratory
In a laboratory first, Duke researchers have grown human skeletal muscle that contracts and responds just like native tissue to external stimuli such as electrical...
The brain thinks, the spinal cord implements
Even after complete spinal paralysis, the human spinal cord is able to trigger activity in the leg muscles using electrical pulses from an implanted stimulator....
Do viruses make us smarter?
A new study from Lund University in Sweden indicates that inherited viruses that are millions of years old play an important role in building up...
Scientists urge artificial intelligence safety focus
The development of artificial intelligence is growing fast and hundreds of the world's leading scientists and entrepreneurs are urging a renewed focus on safety and...
Hitchhiking microparticles deliver drugs directly
Inflammation is a normal and often beneficial response to injury or infection. The swelling, heat and even pain are the body’s attempts to protect its...
Human brain keeps memories tidy by pruning inaccurate ones
Your brain is a memory powerhouse, constantly recording experiences in long-term memory. Those memories help you find your way through the world: Who works the...
