Osamu Chisaka (University of Utah School of Medicine, Salt Lake City): “This paper is the first report about mice with an inactivated Hox gene— mammalian homologues of fruit fly homeotic genes that ...

What makes the cells differ from one another is that different genes in that DNA are either turned on or off in each type of cell. Take a typical cell, such as a red blood cell. Each gene within ...

The study, published in The Plant Cell, highlights how PhDEF, a homeotic gene known for its ... along with other biosynthetic genes responsible for the emission of volatile compounds.