Ultra Violet (Isabelle Collin Dufresne) died on 14 June 2014 of cancer at Beth Israel Hospital, NY.
Ultra Violet's art was included in the Audart exhibition commemorating the tenth anniversary of Warhol's death in 1997. In August - October 2004 she exhibited at the Washington County Museum of Fine Art and during 2004/05 her work was shown at the Gallerie Ferrero in Nice. Her work was also included in the Andy Warhol birthday exhibit at the Shoreham Hotel in 2005 and exhibitions in Houston, Paris, Seattle and the Czech Republic in 2006.
Ultra is sometimes referred to as having been romantically involved with the artists Salvador Dali and John Graham. Graham's correspondence with Ultra is among his papers in the Smithsonian's Archives of American Art.
Ultra Violet and Tom Baker in I, a man