the histological picture of the ventricle of frog 's heart exposed to the action of hycanthone in ringer 's solution in concentration of 1:1 was compared with that of the ventricle of frog 's heart exposed to ringer 's solution devoid of the drug and with that of frog 's heart exposed to ringer 's solution containing hycanthone in concentration of 1:1 in addition to a soluble sodium salt of prednisolone hemisuccinate in concentration 1:1 .
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