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.
Qualitative GUS activity assays. (A) Histochemical GUS activity in BT-1 cells after treatment with 100-μl extracts, as indicated. (B) Histochemical GUS activity in BT-1/pLF057 (hol::uidA) cells after treatment with 25, 50, 75, and 100 μl of psyllid extract. Photos were taken after 16 h.
