If you're still interested in this, fluorescence may be a good method to test the phosphate dependence on magnesium activity. First record a fluorescence spectrum of a solution of magnesium and fluorescent dye, then add small volumes of concentrated phosphate and note any changes in the fluorescence.
On June 19, 1972, the press reported that one of the Watergate burglars was a Republican Party security aide. Former Attorney General John Mitchell, who at the time was the head of the Nixon re-election campaign (CRP), denied any involvement with the Watergate break-in or knowledge of the five burglars.
A Cuban refugee, Gonzalez was one of the five burglars arrested at the Watergate complex on June 15, 1972. He spent 13 months in prison. Now 86, he works as a mechanic in Miami. John Dean White House counsel from 1970 to 1973, Dean helped cover up the involvement of Nixon staff members in the Watergate break-in and illegal intelligence-gathering activities.