Several mechanisms of action have been proposed to explain the neuroprotective effects of MgSO4 (Figure 2). Magnesium is a calcium antagonist that acts both intracellularly and extracellularly,68 and may act directly on cerebral endothelial cells.
The claim that Hassan Rouhani, the new president of Iran, is a âmoderate,â with whom Western leaders can do business on the basis of mutual self-interest, brings to mind an earlier fantasy common among elites in the West after the death of the Soviet dictator, Leonid Brezhnev, in 1982: that his successor as General Secretary, Yuri Andropov, was a closet liberal eager to reduce the tensions of the Cold War, then nearly four decades old, and thereby make nuclear war less likely.
more on this story. ' 1 Celebrating Rouhani's victory in Iran makes a mockery of green movement'. Opinion: With a deft sleight of hand, the regime led the populace to vote for a conservative cleric with no real clout. 2  Small signs of change in Iran as Hassan Rouhani's inauguration approaches.