<prompt> For which of the following diseases is enzyme replacement therapy available ?AlbinismNeimann-Pick diseaseMetachromatic leukodystrophyGauchers disease  <response>: Ans. is d i.e., Gauchers disease Enzyme Replacement therapy is the treatment of choice for significantly afftected patients - Harrison Cerezyme a recombinantly produced acid f1 glucosidase is being currently used. 