The chemical rapamycin is used clinically as an immunosuppressant and as an anti-cancer agent that works by inactivating a protein named TOR (Target Of Rapamycin). This protein is essential for the growth of normal cells, ...
May 28, 2015
0
7
Mitochondria, true energy power plants of cells, are able to release the energy contained in food by means of the oxygen which we inhale. These intracellular organelles possess their own DNA, and proteins derived from these ...
Feb 19, 2015
0
10
Many recent studies showed that calorie restrictions reduce the incidence of cancer, whereas high-calorie diets cause obesity and diabetes, both of which increase the risk of developing cancers. However, tumor biology still ...
Dec 18, 2014
0
0
Cancers are due to genetic aberrations in certain cells that gain the ability to divide indefinitely. This proliferation of sick cells generates tumors, which gradually invade healthy tissue. Therefore, current therapies ...
Dec 4, 2014
0
0
Personalized medicine uses methods of molecular analysis, especially genetic sequencing and transcription, in order to simultaneously identify genetic mutations to evaluate each individual's risk of contracting a given disease. ...
Dec 1, 2014
2
1
During the development of the cortex, different kinds of neurons must migrate to attain their final destinations, before forming the essential neural circuits necessary for good cognitive and emotional function. But early ...
Nov 20, 2014
0
0
When we learn, we associate a sensory experience either with other stimuli or with a certain type of behavior. The neurons in the cerebral cortex that transmit the information modify the synaptic connections that they have ...
Aug 31, 2014
0
1
Children affected by trisomy 21 (or Down syndrome) are 50 to 500 times more likely to develop leukemia than other children.
Aug 8, 2014
0
0
Cancer is a disease of the genome resulting from a combination of genetic modifications (or mutations). We inherit from our parents strong or weak predispositions to developing certain kinds of cancer; in addition, we also ...
Jul 23, 2014
1
0
Throughout our lives, our brains adapt to what we learn and memorise. The brain is indeed made up of complex networks of neurons and synapses that are constantly re-configured. However, in order for learning to leave a trace, ...
Jul 17, 2014
0
0
