2. Experimental
2.1. Materials
Dried miyeok (U. pinnatifida) and sea tangle (Laminaria japonica)
were purchased from Chung-ho Co. (Busan, ROK). Other
ingredients were purchased from local markets. All chemicals and
solvents were purchased from Difco Co. (BD Diagnostic Systems,
Sparks, MD USA) and Sigma Aldrich Co. (St. Louis, Mo USA).
All other reagents were of analytical grade.