Physical. Salmonella bacteria are rod-shaped gram-negative bacteria. Gram-negative bacteria do not retain the crystal violet dye used in the gram staining method due to the fact that they have cell walls that are thin.
Noun. 1. nightie-lingerie consisting of a loose dress designed to be worn in bed by women. nightdress, nightgown, night-robe, gown. intimate apparel, lingerie-women's underwear and nightclothes.
Night anxiety in dogs is a common malady. Your dog may bark, howl or show other nervous behavior when the lights go out. Take heart from knowing that you and your dog are not alone -- night anxiety is a common canine malady. Learn about its causes and how you can transform a panicked pup into a happy hound.