NEW YORK--(BUSINESS WIRE)--Enzo Biochem, Inc. (NYSE:ENZ) today reported a 16% increase in total operating revenue, to $24.5 million, and a 19% increase in gross profit, to $10.6 million, for the fourth fiscal quarter ended July 31, over the comparable quarter last year. The gains reflected double-digit revenue increases at both its Life Sciences and Clinical Labs divisions. Enzo Biochem is a vertically integrated biotechnology company engaged in the research, development, manufacture, licensing and marketing of innovative health care products, platforms and services based on molecular and cellular technologies.