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Un sitio oficial del Gobierno de Estados Unidos, Departamento de Justicia.

Principles of Forensic DNA for Officers of the Court

Potential Sources of DNA Evidence

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Photo of a dead woman on a bed. The image highlights some of the pieces of evidence lying around her.
National Institute of Justice (NIJ) (ver política de reutilización).

Potential sources of DNA exist when biological material comes in contact with items. Some examples of items where DNA may be found are:

  • Teeth
  • Water bottles
  • Gloves
  • Earrings
  • Watches
  • Combs
  • Eyeglasses
  • Bitemarks
  • Condoms
  • Toothbrushes
  • Chewed gum
  • Toothpicks
  • Used Tissues
  • Licked stamps/envelopes
  • Hats or sweatbands
  • Bottles or cans
  • Cigarette butts
  • Clothing

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