TY - RPRT TI - A novel method for tracking nitrogen kinetics in vivo and ex vivo using radioactive nitrogen-13 gas and Positron Emission Tomography AU - Ashworth, E. AU - Ogawa, R. AU - Vera, D. R. AU - Lindholm, P. PY - 2023 DO - 10.1101/2023.06.01.543280 UR - https://www.biorxiv.org/content/10.1101/2023.06.01.543280v1 ID - 10.1101/2023.06.01.543280 ER -