"The natural production of anadromous fish in many coastal streams has been seriously reduced by pollution, dams, timber harvesting, siltation, and other such forces. Many miles of streams that could be in production are not available to anadromous fish because access is blocked by log jams or natural barriers such...
Cathepsins are intracellular proteinases that hydrolyze the
peptide bonds of proteins. These enzyme have been implicated in
the tenderization of aging beef, with the deterioration of radiation-stabilized
meats on storage, and in the spoilage of fish prior to
processing. Hence, the cathepsins of edible muscles are of concern
to the...