The PPARs are part of the fats pathways.
My head starts spinning when I try to get a hint of how it all fits. I really do struggle.
It does make it clear how complex and interrelated the bodies processes are.
There is an alpha, 2 gammas and a beta.
Here is a useful link. This is from someone looking at things from the perspective of obesity.
http://adipocyte.co.uk/PPAR.htm
And this is a ligand - two compatible chemicals in shape and from getting together for a while.
http://en.wikipedia.org/wiki/Ligand_%28biochemistry%29
Linoleic acid is a main ligand for PPAR aplha.
Basic Human Biology should be a compulsory subject at school. I did not do it. Would it have helped?
RB