BACKGROUND Heart disease causes 45% of the deaths that occur among U.S. firefighters while they are on duty. We examined duty-specific risks of death from coronary heart disease among on-duty U.S. firefighters from 1994 to 2004. METHODS We reviewed summaries provided by the Federal Emergency Management Agency of the deaths of all on-duty firefighters between 1994 and 2004, except for deaths a...

In this world, it is necessary for man to follow certain morals in order live well. The moral texts were composed with different objectives mind: discipline the individual and correct regularise disorders of society. Imagination emotion are not prioritised these scriptures. They only guides teach ethics that make a as man. These public life. People spoke about work people have do useful society...

The eukaryotic genomes expand their sizes via several different pathways, one of which is the duplication of existing gene(s). According to the classical model by Ohno (1970), one purpose of gene duplication is to allow for evolutionary gain of new function(s). Indeed, gene duplications were well documented in the 1980’s through extensive molecular cloning and sequencing of genes and pieces of ...