1Supplemental materials for Environmental Science and Pollution Research

2 Green synthesis of gold nanoparticles using fungus Mariannaea sp. HJ and their

3 catalysis in reduction of 4-nitrophenol

4 Xiaofang Pei 1, Yuanyuan Qu 1,*, Wenli Shen 1, Huijie Li 3, Xuwang Zhang 1, Shuzhen Li 1,2, Zhaojing

5 Zhang 1,2, Xuanying Li1

61 State Key Laboratory of Fine Chemicals, Key Laboratory of Industrial Ecology and Environmental

7Engineering (Ministry of Education), School of Environmental Science and Technology, Dalian

8University of Technology, Dalian 116024, China

92 Key Laboratory of Environmental Biology, Research Center for Eco-Environmental Sciences,

10Chinese Academy of Sciences, Beijing 100085, China

113 Hebei Morlans Environmental Technology Co., Ltd., Shijiazhuang 050035, China

12

13*Corresponding author. Tel.: +86-411-84706250; Fax: +86-411-84706252.

14 E-mail address: [email protected] (Y. Qu).

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16 (a)

17

18 (b)

19Fig. S1 UV-vis spectra of AuNPs synthesized by cells of strain HJ under different conditions.

20(a) Initial gold ion concentration; (b) pH.

3 2 4 21

22 (a)

23

24 (b)

25Fig. S2 UV-vis spectra of AuNPs synthesized by cell-free extracts of strain HJ under different

26conditions. (a) Initial gold ion concentration; (b) pH.

5 3 6 27

28 (a)

29

30 (b)

31Fig. S3 Time-dependent UV-vis spectra for the reduction of 4-NP catalyzed by cell-AuNPs (a)

32and extracts-AuNPs (b).

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33

34(a) (b)

35Fig. S4 The antimicrobial activities of biosynthesized AuNPs to (a) Escherichia coli BL21

36(DE3) and (b) Arthrobacter sp. W1 using paper disc diffusion method.

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