Is there a distinction between the chemical method of Viagra for men and Viagra for ladies? Kass says the analysis group concluded that preserving tuberin "turned down" was like lifting the chemical foot off a brake pedal, triggering tremendous-exercise in mTORC1, whereas within the cells with tuberin "turned on", the brake was pushed harder, and mTORC1 remained inactive regardless of the stimulating hormones. However the drug appears to extend levels of a chemical called GMP, which is known to...