<prompt> For which of the following diseases is enzyme replacement therapy available?AlbinismNeimann-Pick diseaseMetachromatic leukodystrophyGauchers disease  <response>: Gauchers disease is the first storage disorder for which the treatment became available. Cerezyme a recombinantly produced acid b-glucosidase is being currently used. Ref: Harrisons Principles of Internal Medicine, 17th Edition, Page 2455 ; O P Ghai Essential Pediatrics, 6th Edition, Pages 616-617 