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Table 1 Growth parameters of Spodoptera frugiperda (Sf) 9 cells depending on different concentrations of antifoam agents. Parameters were determined according to Murhammer [23]

From: Effects of antifoam agents on Spodoptera frugiperda 9 cell growth and baculovirus infection dynamics

Antifoam agent

Concentration [%]

Lag time [h]

Exponential phase [h]

µ [h− 1]

PDT [h]

Δ

AF204

0

20.10

24–192

0.01678

41.31

 
 

0.0001

0.66

0–168

0.01754

39.52

V = 0, p = 0.004

 

0.0005

77.07

96–216

0.01572

44.10

V = 44, p = 0.008

 

0.001

95.42

120–216

0.00716

96.79

V = 45, p = 0.004

PPG

0

11.68

24–192

0.01643

42.19

 
 

0.0001

3.38

0–168

0.01808

38.33

V = 11, p = 0.203

 

0.0005

26.93

24–168

0.01724

40.21

V = 37, p = 0.098

 

0.001

98.75

96–216

0.01911

36.27

V = 45, p = 0.004

SAG471

0

1.16

0–168

0.01810

38.29

 
 

0.0001

9.68

24–192

0.01745

39.72

V = 45, p = 0.004

 

0.0005

29.50

48–192

0.01744

39.75

V = 45, p = 0.004

 

0.001

31.09

48–216

0.00961

72.15

V = 45, p = 0.004

  1. Note Lag time: time before exponential phase; µ: specific growth rate; PDT: population doubling time; Δ: result of Wilcoxon signed rank test (with continuity correction), checking if there is a difference of living cell numbers between the respective concentration and 0%; n = 2