GAA, PTH(1-34) and muscle weakness in uremia Post by: Admin January 1, 1991 No Comment No abstract available. Takeda M, Kubota M, Kiyatake I, Tomino Y, Koide H. Contribution of high concentrations of PTH(1-34) to muscle weakness in uremia by suppression of guanidinoacetic acid synthesis. Nephron. 1991;57(3):377-8. Categories: Pathophysiology