here is the study it's more of an observation that a causation and from the article, really is why diabetes org uk said it was worth further investigation and not we have found a cure
it looks like it was a high carb high fat diet and is inconsistent with my lchf diet where I am losing weight while high fat and my BG is also good,
for 3 weeks or a month as you did it won't hurt, but you cant have HF and high carb or low fat and LC, fat and carb is a seesaw balance equal amount or more or less of one
the Newcastle diet is to remove liver and pancreas fat, which is also the aim of LCHF and I guess would be the no fat which by it's nature has to be a eat the same just no fat diet which will also remove the fat from the liver and pancreas
this will work as long as you don't have too much pancreatic beta cell death
eating fat and having excess saturated fat in your blood seems to be different from what I have read,
here is the study and I would like to read a peer review of what was done
http://www.nature.com/nm/journal/v17/n9/full/nm.2414.html
A connection between diet, obesity and diabetes exists in multiple species....
induced by elevated levels of free fatty acids or by administration of a high-fat diet with associated obesity
this is why I have concerns, because insulin resistance comes first, then the obesity