Forensic scientists are able to use ink chromatography to solve crimes by matching documents or stains found at a crime scene to the marker or pen that belongs to a suspect. Forensic scientists analyze the unknown ink and compare it to writing utensils collected from possible suspects.
Symptoms of Variegate Porphyria The hepatic porphyrias primarily affect the nervous system, resulting in abdominal pain, vomiting, acute neuropathy, seizures, and mental disturbances, including hallucinations, depression, anxiety, and paranoia.
For all types of porphyria, symptoms can be triggered by. 1  use of alcohol. 2  smoking. 3  use of certain medications or hormones. 4  exposure to sunlight. 5  stress. 6  dieting and fasting.