11. One of the treatments is using blue light with aminolevulinic acid for the treatment of actinic keratosis. 12. In photography, therefore, actinic light must now be referenced to the photographic material in question. 13. In August, during his first physical as president, doctors removed three small actinic lesions from Bush. 14. A mutation in this gene was found in individuals with autosomal dominant disseminated superficial actinic porokeratosis-8. 15. This artifice is specially adopted in objectives for astronomical photography ( " pure actinic achromatism " ). 16. Many other ways of chemical and actinic radiation " exposure " can be utilised for the partial image reversal. 17. Imiquimod ( Aldara ) is an immune response modifier that has been studied for the treatment of actinic cheilitis. 18. The most common cause is long-term sun exposure, and is called solar elastosis or actinic elastosis. 19. In June 1872, two months later, Moss dissolved the Actinic Engraving Company and started over without Duignan. 20. People who have had several precancers of the skin ( actinic keratoses ) are also at greater than average risk.