Hexokinase assay - (Aug/14/2001 )
You are looking for papers published between 1965 and 1975. Pick up a Methods in Enzymology Volume between these years or Bergey's Enzymology Manuals. Sigma has a few kits that also provide a book with these assays.
I am looking for a protocol to measure the activities of any of the following marker enzymes; hexokinase, lactate dehydrogenase or phosphoglycerate kinase