TY - JOUR AU - Warnock, Geoff AU - Bahri, Mohamed-Ali AU - Goblet, David AU - Giacomelli, Fabrice AU - Lemaire, Christian AU - Aerts, Joel AU - Seret, Alain AU - Langlois, Xavier AU - Luxen, Andre AU - Plenevaux, Alain PY - 2011 DA - 2011/08/10 TI - Use of a beta microprobe system to measure arterial input function in PET via an arteriovenous shunt in rats JO - EJNMMI Research SP - 13 VL - 1 IS - 1 AB - Kinetic modeling of physiological function using imaging techniques requires the accurate measurement of the time-activity curve of the tracer in plasma, known as the arterial input function (IF). The measurement of IF can be achieved through manual blood sampling, the use of small counting systems such as beta microprobes, or by derivation from PET images. Previous studies using beta microprobe systems to continuously measure IF have suffered from high background counts. SN - 2191-219X UR - https://doi.org/10.1186/2191-219X-1-13 DO - 10.1186/2191-219X-1-13 ID - Warnock2011 ER -