Metabolite Study and Structural Authentication for the First-in-Human Use Sphingosine-1-phosphate Receptor 1 Radiotracer

L Qiu, H Jiang, K Cho, Y Yu, LA Jones… - ACS Chemical …, 2024 - ACS Publications
The sphingosine-1-phosphate receptor 1 (S1PR1) radiotracer [11C] CS1P1 has shown
promise in proof-of-concept PET imaging of neuroinflammation in multiple sclerosis (MS) …

Design, synthesis, and biological evaluation of multiple F-18 S1PR1 radiotracers in rodent and nonhuman primate

L Qiu, H Jiang, C Zhou, VKR Tangadanchu… - Organic & …, 2024 - pubs.rsc.org
Here we report our design and synthesis of 28 new fluorine-containing compounds as
potential F-18 radiotracers for CNS imaging of sphingosine-1-phosphate receptor 1 …

PET Imaging of Sphingosine-1-Phosphate Receptor 1 with [18F] TZ4877 in Nonhuman Primates

J Gu, MQ Zheng, D Holden, K Fowles, L Qiu… - 2024 - researchsquare.com
Purpose The sphingosine-1-phosphate receptor-1 (S1PR 1) is involved in regulating
responses to neuroimmune stimuli. There is a need for S1PR 1-specific radioligands with …