Thirty-one patients with migraine with aura received once-dailytonabersat or placebo for three months each ( in random order ) with a one-month washout between treatment crossover .
There are several theories , including one from an expert who says that sensation in the feet and genitals both transmit to the same area of the brain , so there could be some accidental crossover there .
" On that basis , the crossover probably happened last quarter , " said julian jessop , chief international economist for capital economics in london .
The most ardent eurosceptics think we have already reached the point of crossover , where the costs of eu membership outweigh the gains , while many milder eurosceptics feel that we are approaching that point .
In particular , in a crossover between particle physics and cosmology , they will be trying to find out if ( as the maths suggest ) the lightest of the supersymmetric partner particles are the stuff of the hitherto mysterious " dark matter " whose gravity holds galaxies together .