On Monday, hundreds of students at Tehran University demonstrated, causing President Mahmoud Ahmadinejad to cancel his visit there.
So far, CAPN3 mutations and LGMD2A have the only clearly demonstrated cause-and-effect relationship between a calpain gene mutation and human disease; thus, LGMD2A is also called calpainopathy.
In contrast, we found that the NAFLD and hepatic insulin resistance could be attributed to increased hepatocellular DAG content and activation of PKCε, which we have previously demonstrated causes decreased insulin signaling at the level of the insulin receptor kinase.
In searching for the causes of other cancers, he argues, epidemiological data have led researchers astray, and by their nature they cannot demonstrate cause and effect.
While it said it could not demonstrate cause and effect, it noted that in 21 of the areas, there were "elevated rates" of infant mortality.
For instance, studies showing that delinquents play more violent video games than non-delinquents don't in anyway demonstrate cause.
Whilst the case report is a popular first step, it cannot demonstrate cause and effect.
Nobel Prize-winning economist James Heckman of the University of Chicago says the study fails to demonstrate cause and effect and calls it "potentially very misleading".
Another is that the most widely available methods -- functional magnetic resonance imaging (fMRI) and event-related potentials (a variation of electroencephalography) -- reveal only how brain activity and behavior are correlated; their ability to demonstrate cause and effect is limited.
In Digital Media, Skullphone examines the contradictions inher- ent in outdoor digital signage, demonstrating cause for both wonder and concern over the increasingly ubiquitous medium.
This study does not attempt to demonstrate cause and effect.
