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.
Isolation of CpTx 1. A, crude venom separation (using SEC) on a TSK 2000SW column. Pooled fractions (A–D) are labeled. B, second step chromatography (RP-HPLC) of the insecticidal fraction B on a Jupiter C5 column in a linear gradient of acetonitrile (see text for details). The major fraction corresponding to purified CpTx 1 is indicated by an arrow.
