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Figure 3 | AMB Express

Figure 3

From: Bacillus subtilis natto: a non-toxic source of poly-γ-glutamic acid that could be used as a cryoprotectant for probiotic bacteria

Figure 3

SEM image of a) Freeze dried B. longum cells with no γ-PGA protection (EHT = 20.00 kV; Signal A = SE1; WD = 4.0 mm) b) Freeze dried B. longum protected with γ-PGA (EHT = 20.00 kV; Signal A = SE1; WD = 4.5 mm). SEM analysis was performed using Zeiss EVO50, U.K. and photographs were analysed using the software provided by Zeiss EVO50.

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