In rats, the types and amounts of bacteria on the skin differ between males and females, but this difference isn't seen in the mouth or gut bacteria.

In rats, the bacteria in the mouth are different from those on the skin and in the gut, with Actinobacteria and Proteobacteria being the most common types in the mouth.

In rats prone to high blood pressure, the types and amounts of bacteria on the skin are affected by the rat's genetic makeup, but this effect is different for male and female rats.

In rats, the bacteria on the skin are different from those in the mouth and gut, with Cyanobacteria being the most common type on the skin.