Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
. 1954 Mar;37(4):471-81.
doi: 10.1085/jgp.37.4.471.

The odorous attractant of the American cockroach, Periplaneta americana (L.). II. A bioassay method for the attractant

D R WHARTON, G L MILLER, M L WHARTON

The odorous attractant of the American cockroach, Periplaneta americana (L.). II. A bioassay method for the attractant

D R WHARTON et al. J Gen Physiol. 1954 Mar.

Abstract

A method has been developed for the assay of the odorous attractant of the cockroach, P. americana. The method, called the counterpoint test, employs two matched groups of roaches and provides for a simultaneous titration of standard and unknown. It has a statistical error of +/-40 per cent at a level of significance of 95 per cent.

PubMed Disclaimer

References

    1. J Gen Physiol. 1954 Mar;37(4):461-9 - PubMed