A conductive paste composition for a solar cell includes a conductive powder, a glass frit, and a vehicle, the glass frit consisting of glass containing 0. Therapeutic methods, compositions, and medicaments related thereto are also disclosed. The player can continue playing regardless of whether the balance is less than zero. Thus, \u201cflicker\u201d can be suppressed. In accordance with yet another aspect of the present invention, magnetic resonance imaging methods have been developed for the measurement of cerebral and cardiac blood flow and infarct volume in ischemic stroke or heart attack situations.