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. 2017 Apr 4;12:250. doi: 10.1186/s11671-017-2028-6

Fig. 5.

Fig. 5

P. herpotrichoides colonies, grown on PDA (a 7th day culture) with the addition of silver or copper nanoparticles: a control (without nanoparticles); b PDA media with Ag nanoparticles; c PDA media with Cu nanoparticles