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.
Signs and symptoms of anaphylaxis include: 1  A swollen throat or a lump in your throat (airway constriction) that makes it difficult for you to breathe. 2  Shock, with a severe drop in your blood pressure. 3  Rapid pulse. 4  Dizziness, lightheadedness or loss of consciousness.