• occurs
  • Psoralen occurs naturally in the seeds of Psoralea corylifolia, as well as in the common fig, celery, parsley, West Indian satinwood and in all citrus fruits. (wikipedia.org)
  • Patients
  • The synthetic amino-psoralen, amotosalen HCl, has been developed for the inactivation of infectious pathogens (bacteria, viruses, protozoa) in platelet and plasma blood components prepared for transfusion support of patients. (wikipedia.org)
  • form
  • Psoralen intercalates into the DNA double helix where it is ideally positioned to form adduct(s) with adjacent pyrimidine bases, preferentially thymine, upon excitation by an ultraviolet photon. (wikipedia.org)
  • risk
  • Oral psoralen is not recommended for children under 10 years of age because of an increased risk of damage to the eyes, such as cataracts. (tripod.com)