Doctors from the University of California and University of Utah have carried out a small trial of 13 women on the product, made by the company Balance Pharmaceuticals.

BBC: Hormone spray 'could stop cancer'

However, evidence emerged in the Andersen trial that Mr Fastow had rejected a particular accounting treatment for some of the off-balance sheet partnerships, adopting instead something that did not conform with American accounting rules.

ECONOMIST: A profession under fire | The