Multiple choice

Collagen is one of the most plentiful proteins present in the bodies of mammals, including humans. The dye used to stain collagen is

  1. Auramine O

  2. Aluminon

  3. Aniline Blue WS

  4. Aurin

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Aniline Blue WS is a mixture of methyl blue and water blue. It may also be either one of them. Aniline blue or its constituents are used to stain collagen, as the fibre stain in Masson's trichrome.