Here is a study done on that fatty acid I was referring to.
Autocrine control of adipose cell differentiation by prostacyclin and PGF2 alpha.
Catalioto RM, Gaillard D, Maclouf J, Ailhaud G, Negrel R.
Centre de Biochimie (CNRS UPR 7300), Faculte des Sciences, Universite de Nice-Sophia...