treatment  culture_day           cell_count  
Moderate_A  Day_4                 121666      
Moderate_A  Day_4_post_dilution   25000       
Moderate_A  Day_5                 53200       
Moderate_A  Day_5_post_dilution   25000       
Moderate_A  Day_6                 68375       
Moderate_A  Day_6_post_dilution   25000       
Moderate_A  Day_7                 73250       
Moderate_A  Day_7_post_dilution   25000       
Moderate_A  Day_8                 66625       
Moderate_A  Day_8_post_dilution   25000       
Moderate_A  Day_9                 76000       
Moderate_A  Day_9_post_dilution   25000