DNA 1.1.5

Red Blood Cells

No! Blood is a source of DNA evidence. However, mature red blood cells do not contain a nucleus and thus no DNA. DNA can be found in white blood cells, because they do have a nucleus.

Hair

Yes! As long as hair has the follicle attached, DNA can be found. The follicle is the cell from which the hair grew.

Bone

Yes! DNA can be extracted from cells found in the bone marrow. DNA can even be extracted from bones that have been exposed in extreme condition; fire, water, frozen or even buried.

Preserved Body Parts

Yes! DNA can even be extracted from chemically treated samples.

Clothing and Fibers

Yes! Human cells can be extracted from clothing or other fibers, even if they have been washed or bleached.

Saliva/ Bodily Fibers

Yes! There are many cells present in saliva: cells from the inner lining of the mouth, white blood cells, and others. Overall all bodily fluids contain DNA