having a frequency of 5538 mhz and a field strength of 125 mv cm for 24 hours 5 then to an alternating electric field having a frequency of 5524 mhz and a field strength of 326 mv cm for 28 hours 6 then to an alternating electric field having a frequency of 5528 mhz and a field strength of 326 mv cm for 28 hours 7 then to an alternating electric field having a frequency of 5532 mhz and a field strength of 326 mv cm for 28 hours and 8 finally to an alternating electric field having a frequency of 5538 mhz and a field strength of 326 mv cm for 28 hours to test the ability of the emf treated as 2 423 cells to degrade plant protein waste water containing plant protein was supplemented with soy protein to reconstitute a solution containing protein at 200 mg l 0 1 ml of the emf treated as2 423 cells at a concentration higher than 108 cells ml was added to 150 l of the protein solution and cultured at 28 u00b0 c for 72 hours solution a one hundred and fifty liters of the protein solution containing the same number of non treated as2 423 cells solution b or containing no cells solution c were used as controls after 72 hours of incubation the protein solutions were examined using hplc the results showed that after 72 hours of incubation the protein concentration of solution a decreased more than 36 relative to solution c in contrast the protein concentration of solution b showed no significant change relative to solution c while a number of.