23. Yang J, Wang Q, Wang Q, Wu T (2008) Comparisons of one-step and two-step bioleaching for
heavy metals removed from municipal solid waste incineration fly ash. Environ Eng Sci 25
(5):783–789
24. Rasoulnia P, Mousavi SM (2016) Maximization of organic acids production by Aspergillus
niger in a bubble column bioreactor for V and Ni recovery enhancement from power plant
residual ash in spent-medium bioleaching experiments. Bioresour Technol 216:729–736
25. Jagannath A, Vidya Shetty K, Saidutta MB (2017) Bioleaching of copper from electronic waste
using Acinetobacter sp. Cr B2 in a pulsed plate column operated in batch and sequential batch
mode. J Environ Chem Eng 5(2):1599–1607
26. Natarajan G, Ting YP (2013) Two-step bioleaching and spent medium leaching of gold from
electronic scrap material using Chromobacterium violaceum. Adv Mater Res 825:270–273
27. Işıldar A, van de Vossenberg J, Rene ER, van Hullebusch ED, Lens PNL (2016) Two-step
bioleaching of copper and gold from discarded printed circuit boards (PCB). Waste Manag
57:149–157
28. Pradhan JK, Kumar S (2012) Metals bioleaching from electronic waste by Chromobacterium
violaceum and Pseudomonads sp. Waste Manag Res 30(11):1151–1159
29. Ilyas S, Chi RA, Lee JC (2013) Fungal bioleaching of metals from mine tailing. Miner Process
Extr Metall Rev 34(3):185–194
30. Haug RT (2019) Lessons in environmental microbiology, 1st edn. CRC Press, Boca Raton
31. Foucher S, Battaglia-Brunet F, D’Hugues P, Clarens M, Godon JJ, Morin D (2003) Evolution of
the bacterial population during the batch bioleaching of a cobaltiferous pyrite in a suspendedsolids bubble column and comparison with a mechanically agitated reactor. Hydrometallurgy
71(1–2):5–12
32. Cárdenas JP, Quatrini R, Holmes DS (2016) Genomic and metagenomic challenges and
opportunities for bioleaching: a mini-review. Res Microbiol 167(7):529–538
33. Faramarzi MA, Stagars M, Pensini E, Krebs W, Brandl H (2004) Metal solubilization from
metal-containing solid materials by cyanogenic Chromobacterium violaceum. J Biotechnol 113
(1–3):321–326
34. Narayanasamy M, Dhanasekaran D, Vinothini G, Thajuddin N (2018) Extraction and recovery
of precious metals from electronic waste printed circuit boards by bioleaching acidophilic fungi.
Int J Environ Sci Technol 15(1):119–132
35. Castro IM, Fietto JLR, Vieira RX, Trópia MJM, Campos LMM, Paniago EB, Brandão RL
(2000) Bioleaching of zinc and nickel from silicates using Aspergillus niger cultures. Hydrometallurgy 57(1):39–49
36. Jujun R, Jie Z, Jian H, Zhang J (2015) A novel designed bioreactor for recovering precious
metals from waste printed circuit boards. Sci Rep 5:1–10
37. Marra A, Cesaro A, Rene ER, Belgiorno V, Lens PNL (2018) Bioleaching of metals from
WEEE shredding dust. J Environ Manag 210:180–190
38. Shabani MA, Irannajad M, Azadmehr AR, Meshkini M (2013) Bioleaching of copper oxide ore
by Pseudomonas aeruginosa. Int J Miner Metall Mater 20(12):1130–1133
39. Chi TD, Lee JC, Pandey BD, Yoo K, Jeong J (2011) Bioleaching of gold and copper from waste
mobile phone PCBs by using a cyanogenic bacterium. Miner Eng 24(11):1219–1222
40. Liu R, Li J, Ge Z (2016) Review on Chromobacterium violaceum for gold bioleaching from
e-waste. Procedia Environ Sci 31:947–953
41. Tay SB, Natarajan G, Rahim MNBA, Tan HT, Chung MCM, Ting YP, Yew WS (2013)
Enhancing gold recovery from electronic waste via lixiviant metabolic engineering in
Chromobacterium violaceum. Sci Rep 3:2–8
42. Arshadi M, Mousavi SM, Rasoulnia P (2016) Enhancement of simultaneous gold and copper
recovery from discarded mobile phone PCBs using Bacillus megaterium: RSM based optimization of effective factors and evaluation of their interactions. Waste Manag 57:158–167
43. Chen SY, Cheng YK (2019) Effects of sulfur dosage and inoculum size on pilot-scale
thermophilic bioleaching of heavy metals from sewage sludge. Chemosphere 234:346–355
44. Rehm H (2001) Biotechnology: special processes. Wiley, Weinheim
42
M. Minimol et al.
heavy metals removed from municipal solid waste incineration fly ash. Environ Eng Sci 25
(5):783–789
24. Rasoulnia P, Mousavi SM (2016) Maximization of organic acids production by Aspergillus
niger in a bubble column bioreactor for V and Ni recovery enhancement from power plant
residual ash in spent-medium bioleaching experiments. Bioresour Technol 216:729–736
25. Jagannath A, Vidya Shetty K, Saidutta MB (2017) Bioleaching of copper from electronic waste
using Acinetobacter sp. Cr B2 in a pulsed plate column operated in batch and sequential batch
mode. J Environ Chem Eng 5(2):1599–1607
26. Natarajan G, Ting YP (2013) Two-step bioleaching and spent medium leaching of gold from
electronic scrap material using Chromobacterium violaceum. Adv Mater Res 825:270–273
27. Işıldar A, van de Vossenberg J, Rene ER, van Hullebusch ED, Lens PNL (2016) Two-step
bioleaching of copper and gold from discarded printed circuit boards (PCB). Waste Manag
57:149–157
28. Pradhan JK, Kumar S (2012) Metals bioleaching from electronic waste by Chromobacterium
violaceum and Pseudomonads sp. Waste Manag Res 30(11):1151–1159
29. Ilyas S, Chi RA, Lee JC (2013) Fungal bioleaching of metals from mine tailing. Miner Process
Extr Metall Rev 34(3):185–194
30. Haug RT (2019) Lessons in environmental microbiology, 1st edn. CRC Press, Boca Raton
31. Foucher S, Battaglia-Brunet F, D’Hugues P, Clarens M, Godon JJ, Morin D (2003) Evolution of
the bacterial population during the batch bioleaching of a cobaltiferous pyrite in a suspendedsolids bubble column and comparison with a mechanically agitated reactor. Hydrometallurgy
71(1–2):5–12
32. Cárdenas JP, Quatrini R, Holmes DS (2016) Genomic and metagenomic challenges and
opportunities for bioleaching: a mini-review. Res Microbiol 167(7):529–538
33. Faramarzi MA, Stagars M, Pensini E, Krebs W, Brandl H (2004) Metal solubilization from
metal-containing solid materials by cyanogenic Chromobacterium violaceum. J Biotechnol 113
(1–3):321–326
34. Narayanasamy M, Dhanasekaran D, Vinothini G, Thajuddin N (2018) Extraction and recovery
of precious metals from electronic waste printed circuit boards by bioleaching acidophilic fungi.
Int J Environ Sci Technol 15(1):119–132
35. Castro IM, Fietto JLR, Vieira RX, Trópia MJM, Campos LMM, Paniago EB, Brandão RL
(2000) Bioleaching of zinc and nickel from silicates using Aspergillus niger cultures. Hydrometallurgy 57(1):39–49
36. Jujun R, Jie Z, Jian H, Zhang J (2015) A novel designed bioreactor for recovering precious
metals from waste printed circuit boards. Sci Rep 5:1–10
37. Marra A, Cesaro A, Rene ER, Belgiorno V, Lens PNL (2018) Bioleaching of metals from
WEEE shredding dust. J Environ Manag 210:180–190
38. Shabani MA, Irannajad M, Azadmehr AR, Meshkini M (2013) Bioleaching of copper oxide ore
by Pseudomonas aeruginosa. Int J Miner Metall Mater 20(12):1130–1133
39. Chi TD, Lee JC, Pandey BD, Yoo K, Jeong J (2011) Bioleaching of gold and copper from waste
mobile phone PCBs by using a cyanogenic bacterium. Miner Eng 24(11):1219–1222
40. Liu R, Li J, Ge Z (2016) Review on Chromobacterium violaceum for gold bioleaching from
e-waste. Procedia Environ Sci 31:947–953
41. Tay SB, Natarajan G, Rahim MNBA, Tan HT, Chung MCM, Ting YP, Yew WS (2013)
Enhancing gold recovery from electronic waste via lixiviant metabolic engineering in
Chromobacterium violaceum. Sci Rep 3:2–8
42. Arshadi M, Mousavi SM, Rasoulnia P (2016) Enhancement of simultaneous gold and copper
recovery from discarded mobile phone PCBs using Bacillus megaterium: RSM based optimization of effective factors and evaluation of their interactions. Waste Manag 57:158–167
43. Chen SY, Cheng YK (2019) Effects of sulfur dosage and inoculum size on pilot-scale
thermophilic bioleaching of heavy metals from sewage sludge. Chemosphere 234:346–355
44. Rehm H (2001) Biotechnology: special processes. Wiley, Weinheim
42
M. Minimol et al.