anstead: Percent visceralization

In kbroman/labstat: Statistics for Lab Scientists

Description

Percent visceralization in the spleen and liver of mice given four different diets.

Usage

data(anstead)

Format

A data frame with four columns: type of diet, organ, number of mice showing visceralization, and total number of mice.

References

Anstead, G. M., Chandrasekar, B., Zhao, W., Yang, J., Perez, L. E. and Melby, P. C. (2001) Malnutrition alters the inate immune response and increases early visceralization following Leismania donovani infection. Infection and Immunity 69, 4709-4718. (See Figure 1B.)

Examples

data(anstead)
p <- anstead[,3]/anstead[,4]*100
par(las=1)
barplot(p,width=1,space=c(0,0,rep(c(1,0),3)),xlab="Diet",ylab="Percent visceralization",
        ylim=c(0,100),col=c("black","gray"),xlim=c(-0.5,11.5))
abline(h=0)
x <- c(-0.5,2.5,5.5,8.5,11.5)
segments(x,0,x,-2,xpd=TRUE)
x <- c(1,4,7,10)
text(x,-6,c("A","B","C","D"),xpd=TRUE)
legend(0,100,c("Spleen","Liver"),pch=15,cex=1.15,
       col=c("black","gray"))
legend(0,100,c("",""),pch=0,bty="n",cex=1.15)

kbroman/labstat documentation built on Jan. 6, 2021, 4:51 a.m.