Lipid A is a lipid component of an endotoxin held responsible for toxicity of Gram-negative bacteria.It is the innermost of the three regions of the lipopolysaccharide (LPS, also called endotoxin) molecule, and its hydrophobic nature allows it to anchor the LPS to the outer membrane.hile its toxic effects can be damaging, the sensing of lipid A by the human immune system may also be critical for the onset of immune responses to Gram-negative infection, and for the subsequent successful fight against the infection.
The peace conference that met in Paris from January 1919 to January 1920 and which produced, among other things, the Treaty of Versailles was both vengeful and idealistic....
April 25, 2016; 4:53 AM ET. A historic meeting took place on April 22, 2016, as more than 155 countries have committed to sign the Paris Agreement on Climate Change at the headquarters of the United Nations (UN) in New York.