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.
Quantitative structure–activity relationship (QSAR) model obtained with the heuristic method for 15 xanthones with the CODESSA software (R2 = 0.7335, F = 10.09, and s = 0.0085). X, ΔX and t-test are the regression coefficient of the linear model, standard errors of the regression coefficient, and the t significance coefficient of the determination, respectively. AF = antifouling activity.
