Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Procedures for the preparation of aristolochic acid probes. (1) Chemical structures of aristolochic acid I (AAI), Aristolochic acid IVa (AAIVa) and the alkyne-tagged-clickable probe (aristolochic acid I probe, AP1). (2) Chemical structures of aristolochic acid II (AAII), Aristolochic acid IIIa (AAIIIa) and the alkyne-tagged-clickable probe (aristolochic acid II probe, AP2).
