Tyler Perry Studios. Tyler Perry, an Atlanta-based writer, producer, and performer, is one of the most commercially successful African American filmmakers in history. Tyler Perry Studios, which opened in Atlanta in 2008, is the first major film studio in the nation to be owned by an African American. Perry is best known for his signature character, Madea, whom he has portrayed in both stage plays and films.
Medical Definition of xeroderma. : a disease of the skin characterized by dryness and roughness and a fine scaly desquamation.
Xeroderma pigmentosum has an autosomal recessive pattern of inheritance. Xeroderma pigmentosum, or XP, is an autosomal recessive genetic disorder of DNA repair in which the ability to repair damage caused by ultraviolet (UV) light is deficient.f the gene was not repaired correctly it could cause xeroderma pigmentosum in individuals. The autosomal recessive disorder xeroderma pigmentosum or XP has a frequency of 1 in every 250,000 individuals of all races and ethnic groups.