Biotechnology and microbiology of coal degradation

Applied Microbiology and Biotechnology

Volumn 52, Issue 1, 1999, Pages 25-40

  Fakoussa, R M ^a   Hofrichter, M ^b  

^a UNIVERSITY OF BONN   (Germany)

^b FRIEDRICH SCHILLER UNIVERSITY JENA   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CHELATING AGENT; COAL; ESTERASE; LACCASE; LIGNITE; OXIDOREDUCTASE; PEROXIDASE;

BACTERIUM; BIODEGRADATION; BIOTECHNOLOGY; CHELATION; CHEMICAL REACTION; CHEMICAL STRUCTURE; FUNGUS; HYDROLYSIS; NONHUMAN; OXIDATION; REACTION ANALYSIS; SHORT SURVEY;

EID: 0032818698     PISSN: 01757598     EISSN: None     Source Type: Journal    
DOI: 10.1007/s002530051483     Document Type: Short Survey

References (175)

1. Akhtar M, Blanchette RA, Kirk TK (1997) Fungal delignification and biomechanical pulping of wood. In: Eriksson K-EL (ed) Biotechnology in the pulp and paper industry. Springer, Berlin pp 159-195
2. Aleem MIH, Bhattacharyya D, Huffman GP, Kermode RI, Murty MVS (1991) Microbial hydrogenation of coal and diphenylmethane. Am Chem Soc Div Fuel Chem 36: 53-57
3. D'Annibale A, Crestini C, Di Mattia E, Sermanni GG (1996) Veratryl alcohol oxidation by manganese-dependent peroxidase from Lentinus edodes. J Biotechnol 48: 231-239
4. Archibald FS, Fridovich I (1982) The scavenging of superoxide radical by manganeous complexes: in vitro. Arch Biochem Biophys 214: 452-463
5. Archibald FS, Roy B (1992) Production of manganeous chelates by laccase from the lignin-degrading fungus Trametes versicolor. Appl Environ Microbiol 58: 1496-1499
6. Becker HG, Sintsyn AP (1993) Mn-Peroxidase from Pleurotus ostreatus - the action on the lignin. Biotechnol Lett 15: 289-294
7. Blanchette RA (1991) Delignification by wood decay fungi. Annu Rev Phytopathol 29: 381-398
8. Blinkovsky AM, McEldoon JP, Arnold JM, Dordick JS (1994) Peroxidase-catalyzed depolymerization of coal in organic solvents. Appl Biochem Biotechnol 49: 153-164
9. Bogan BW, Lamar RT, Hammel KE (1996) Fluorene oxidation in vivo by Phanerochaete chrysosporium and in vitro during manganese peroxidase-dependent lipid peroxidation. Appl Environ Microbiol 62: 1788-1792
10. Bonnen AM, Anton LH, Orth AB (1994) Lignin-degrading enzymes of commercial button mushroom, Agaricus bisporus. Appl Environ Microbiol: 60: 960-965
11. Bourbonnais R, Paice MG (1990) Oxidation of non-phenolic substrates. An expanded role of laccase in lignin biodegradation. FEBS Lett 267: 99-102
12. Bourbonnais R, Paice MG (1992) Demethylation and delignification of kraft pulp by Trametes versicolor laccase in the presence of 2,2′-azinobis-(3-ethylbenzthiazoline-6-sulphonate). Appl Microbiol Biotechnol 36: 823-827
13. Brecht C, Goethe HG, Klatt HJ, Middelschulte A, Reintges H, Riemer HJ, Sondermann H (1996) Jahrbuch 1996: Bergbau, Erdöl und Erdgas, Petrochemie, Elektrizität, Umweltschutz. Verlag Glückauf, Essen, pp 1109-1152
14. Breckenridge CR, Polman JK (1995) Solubilization of coal by biosurfactant derived from Candida bombicola. Geomicrobiology 12: 285-288
15. British Petroleum (1996) Statistical review of world energy. London
16. Buswell JA, Odier E (1987) Lignin biodegradation. CRC Crit Rev Biotechnol 6: 1-60
17. Call HP, Mücke I (1995) The laccase mediator system (LMS) - a new concept. In: Abstr. 6th International Conference on Biotechnology in Pulp and Paper Industry, 11-15 June 1995, Vienna, Austria: abstr. O-F3
18. Campbell JA, Stewart DL, McCullouch M, Lucke RB, Bean RM (1988) Biodegradation of coal-related model compounds. Am Chem Soc, Div Fuel Chem Prep 33: 514-523
19. Chaffee AL, Perry GJ, Johns RB (1983) Pyrolysis-gas chromatography of Australian coals. 1. Victorian brown coal lithotypes. Fuel 62: 303-310
20. Chung N, Aust D (1995) Inactivation of lignin peroxidase by hydrogen peroxide during the oxidation of phenols. Arch Biochem Biophys 316: 851-855
21. Cohen MS, Gabriele PD (1982) Degradation of coal by the fungi Polyporus versicolor and Poria monticolar. Appl Environ Microbiol 44: 23-27
22. Cohen MS, Bowers WC, Aronson H, Grey ET (1987) Cell-free solubilization of coal by Polyporus versicolor. Appl Environ Microbiol 53: 2840-2844
23. Cohen MS, Feldmann KA, Brown CS, Grey ET (1990) Isolation and identification of the coal-solubilizing agent produced by Trametes versicolor. Appl Environ Microbiol 56: 3285-3290
24. Crawford DL, Gupta RK (1991) Characterization of extracellular bacterial enzymes which depolymerize a soluble lignite coal polymer. Fuel 70: 577-580
25. Crawford DL, Pometto AL III, Crawford RL (1983) Lignin degradation by Streptomyces viridosporus: isolation and characterization of new polymeric lignin degradation intermediate. Appl Environ Microbiol 45: 898-904
26. Crawford DL, Gupta RK, Deobald LA, Roberts DJ (1990) Biotransformation of coal and coal substructure model compounds by bacteria under aerobic and anaerobic conditions. In: Yunker S, Rhee K (eds) Proc First Int Symp Biological Processing of Coal. Electric Power Research Institute, Palo Alto, Calif., pp 429-443
27. Crelling JC, Sauter DH, Ramani RV, Leininger D, Bonn B, Bertmann U, Reimert R, Gatzka W (1986) Coal. In: Ullmann's encyclopedia of industrial chemistry, vol A7, 5th edn. VCH, Weinheim, pp 153-196
28. De Jong E, Field JA, De Bont JAM (1994) Aryl alcohols in the physiology of ligninolytic fungi. FEMS Microbiol Rev 13: 153-188
29. β cleavage in a lignin model compound. FEMS Microbiol Lett 42: 17-22
30. Dunford HB (1991) Horseradish peroxidase: structure and kinetic properties. In: Everse J, Everse KE, Grisham MB (eds) Peroxidases in chemistry and biology, vol II. CRC Press, Boca Raton, Fla., pp 1-24
31. Duran N, Ferrer I, Rodriguez J (1987) Ligninases from Chrysonilia sitophila (TFB-27441). Appl Biochem Biotechnol 16: 157-167
32. Durie RA, Lynch BM, Strenhell S (1960) Comparative studies of brown coal and lignin. Austral J Chem 13: 156-168
33. Eggert C, Temp U, Eriksson KEL (1996a) Laccase from the ligninolytic fungus Pycnoporus cinnabarinus. Appl Environ Microbiol 62: 1151-1158
34. Eggert C, Temp U, Eriksson KEL (1996b) A fungal metabolite mediates degradation of non-phenolic lignin structures and synthetic lignin by laccase. FEBS Lett 391: 144-148
35. Evans CS, Dutton MV, Guillen F, Veness RG (1994) Enzymes and small molecular mass agents involved with lignocellulose degradation. FEMS Microbiol Rev 13: 235-240
36. European Commission (1995) Coal can be green. EC Directorate-General for Energy: Thermie Programme, Brussels
37. Fåhreus G, Reinhammar B (1967) Large scale production and purification of laccase from cultures of the fungus Polyporus versicolor and some properties of laccase A. Acta Chem Scand 21: 2367-2378
38. Faison BD (1993) The chemistry of low rank coal and its relationship to the biochemical mechanism of coal biotransformation. In: Crawford DL (ed) Microbial transformations of low rank coals. CRC Press, Boca Raton, Fla., pp 1-26
39. Fakoussa RM (1981) Kohle als Substrat für Mikroorganismen: Untersuchungen zur mikrobiellen Umsetzung nativer Steinkohle. Ph.D. thesis, University of Bonn, Germany. Translated as: Coal as a substrate for microorganisms: investigations of the microbial decomposition of untreated hard coal. Prepared for U.S. Department of Energy, Pittsburgh Energy Technology Center, 1987
40. Fakoussa RM (1988) Production of water-soluble coal-substances by partial microbial liquefaction of untreated hard coal. Res Conserv Recycl 1: 251-260
41. Fakoussa RM (1989) Comparison of lignite - and hard coal-degradation by microorganisms. In: Bioprocessing of fossil fuels. Workshop proceedings US Department of Energy, Washington, D.C., pp 330-349
42. Fakoussa RM (1991) Function of active compounds in biological coal conversion. DGMK-Berichte (Nr. 9106), Essen p. 187-198
43. Fakoussa RM (1992) Mikroorganismen erschließen Kohle-Ressourcen. Bioengineering 4: 21-28
44. Fakoussa RM (1994) The influence of different chelators on the solubilization/liquefaction of different pretreated and natural lignites. Fuel Process Technol 40: 183-192
45. Fakoussa RM, Frost PJ (1999) In vivo-decolourization of coal-derived humic acids by laccase excreting fungus Trametes versicolor. Appl Microbiol Biotechnol (in press)
46. Fakoussa RM, Willmann G (1991) Investigations into the mechanism of coal solubilisation liquefaction: Chelators. In: EPRI & US-Dept of Energy (eds) Proceedings of the Second International Symposium on the Biological Processing of Coal, San Diego, Calif., vol 4. EPRI, Palo Alto Calif. pp 23-29
47. Falbe J, Regitz M (1993) Römpp Chemie Lexikon. Thieme, Stuttgart
48. Feng X (1996) Oxidation of phenols, anilines, and benzenethiols by fungal laccases: correlation between activity and redox potentials as well as halide inhibition. Biochemistry 35: 7608-7614
49. Feng X, Woonsup S, Brown SH, Wahleithner JA, Sundaram U, Solomon EI (1996) A study of a series of recombinant fungal laccases and bilirubin oxidase that exhibit significant differences in redox potential, substrate specifity, and stability. Biochim Biophys Acta 1292: 303-311
50. Fernandez M, Luna N, Monistrol IF, Laborda F (1997) Characterization of the mechanisms for coal solubilization by filamentous fungi. In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science, 7-12 September 1997, Essen, vol III. P&W, Essen, pp 1635-1638
51. Fernandez-Redondo M (1997) Biotransformation de carbones espanoles por hongos filamentosos: estudio del mecanismo de solubilizacion. Doctoral thesis, University of Alcalá de Henares, Madrid, Spain
52. Foerst W (ed) (1953) Ullmanns Enzyklopädie der technischen Chemie. Urban & Schwarzenberg, Munich
53. Forrester IT, Grabski AC, Burgess RR, Leatham GF (1988) Manganese, Mn-dependent peroxidases, and biodegradation of lignin. Biochem Biophys Res Commun 157: 992-999
54. Forrester IT, Grabski AC, Mishra C, Kelley BD, Strickland WN, Leatham GF, Burgess RR (1990) Characteristics and N-terminal amino acid sequence of a manganese peroxidase purified from Lentinula edodes cultures grown on a commercial wood substrate. Appl Microbiol Biotechnol 33: 359-365
55. Fredrickson JK, Stewart DL, Campbell JA, Powell MA, McMulloch M, Pyne JW, Bean RM (1990) Biosolubilization of low-rank coal by Trametes versicolor siderophore-like product and other complexing agents. J Ind Microbiol 5: 401-406
56. Frost PJ (1996) Untersuchung zum Mechanismus der mikrobiellen Verflüssigung Rheinischer Braunkohle durch Pilze. Ph.D. thesis, University of Bonn, Germany
57. Frost PJ, Erren A, Fakoussa RM (1992) Konsistenzveränderungen an natürlicher Braunkohle durch Pilzisolate. DGMK-Berichte (Nr.9206) pp 345-352
58. Füchtenbusch B, Steinbüchel A (1999) Biosynthesis of polyhydroxyalkanoates from low-rank coal liquefaction products by Pseudomonas oleovorans and Rhodococcus ruber. Appl Microbiol Biotechnol (in press)
59. Glenn JK, Gold MH (1985) Purification and characterization of an extracellular Mn(II)-dependent peroxidase from the lignin-degrading basidomycete Phanerochaete chrysosporium. Arch Biochem Biophys 242: 329-341
60. 2-requiring enzyme preparation involved in lignin biodegradation by the white rot basidiomycete Phanerochaete chrysosporium. Arch Biochem Biophys 242: 329-341
61. 2-requiring diarylpropane oxygenase from the white-rot basidiomycete, Phanerochaete chrysosporium. Arch Biochem Biophys 234: 353-362
62. Grethlein HE (1990) Pretreatment of lignite. In: Wise DL (ed) Bioprocessing and biotreatment of coal. Dekker, New York, pp 73-81
63. Hatakka A (1994) Lignin-modifying enzymes from selected white-rot fungi: production and role in lignin degradation. FEMS Microbiol Rev 13: 125-135
64. Hatakka A, Kantelinen A, Tervilä-Wilo A, Viikari L (1987) Production of ligninases by Phlebia radiata in agitated conditions. In: Odier E (ed) Lignin-enzymic and microbial degradation. INRA, Paris, pp 335-340
65. Hatcher PG (1990) Chemical structural models for coalified wood (vitrinite) in low rank coal. Org Geochem 16: 959-970
66. Hatcher PG, Breger IA, Earl WL (1981) Nuclear magnetic resonance studies of ancient buried wood - I. Observations on the origin of coal to the brown coal stage. Org Geochem 3: 49-55
67. Hatcher PG, Lerch HE III, Kotra RK, Verheyen TV (1988) Pyrolysis/gas chromatography/mass spectrometry of a series of degraded woods and coalified logs that increase in rank from peat to subbituminous coal. Fuel 67: 1069-1075
68. Hayatsu R, Winans RE, McBeth RL, Scott RG, Moore LP, Studier MH (1979) Lignin-like polymers in coal. Nature 278: 41-43
69. Heinfling A, Martinez MJ, Martinez AT, Bergbauer M, Szewzyk U (1998) Purification and characterization of peroxidases from the dye-decolourizing fungus Bjerkendera adusta. FEMS Microbiol Lett 165: 43-50
70. Henning K, Steffes HJ, Fakoussa RM (1997) Effects on the molecular weight distribution of coal-derived humic acids studied by ultrafiltration. Fuel Proc Techn 52: 225-237
71. Hofrichter M, Fritsche W (1996) Depolymerization of low-rank coal by extracellular fungal enzyme systems. I. Screening for low-rank coal depolymerizing activities. Appl Microbiol Biotechnol 46: 220-225
72. Hofrichter M, Fritsche W (1997a) Depolymerization of low-rank coal by extracellular fungal enzyme systems. II. The ligninolytic enzymes of the coal-humic-acid-degrading fungus Nematoloma frowardii b19. Appl Microbiol Biotechnol 47: 419-424
73. Hofrichter M, Fritsche W (1997b) Depolymerization of low-rank coal by extracellular fungal enzyme systems. III. In vitro depolymerization of coal humic acids by a crude preparation of manganese peroxidase from the white-rot fungus Nematoloma frowardii b19. Appl Microbiol Biotechnol 47: 566-571
74. Hofrichter M, Bublitz F, Fritsche W (1997c) Fungal attack on coal. II. Solubilization of low-rank coal by filamentous fungi. Fuel Proc Technol 52: 55-64
75. Hofrichter M, Ziegenhagen D, Sorge S, Bublitz F, Fritsche W (1997d) Enzymatic depolymerization of low-rank coal (lignite). In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science, 7-12 September 1997, Essen. vol III. P&W, Essen, pp 1595-1598
76. Hofrichter M, Scheibner K, Schneegaß I, Fritsche W (1998a) Enzymatic combustion of aromatic and aliphatic compounds by manganese peroxidase from Nematoloma frowardii. Appl Environ Microbiol 64: 399-404
77. 2. FEBS Lett 434: 362-366
78. Hofrichter M, Vares T, Scheibner K, Galkin S, Sipilä J, Hatakka A (1998c) Mineralization of synthetic lignin (DHP) by manganese peroxidases from Nematoloma frowardii and Phlebia radiata. J Biotechnol 67: 217-228
79. Hofrichter M, Scheibner K, Schneegaß I, Ziegenhagen D, Fritsche W (1998d) Mineralization of synthetic humic substances by manganese peroxidase from the white-rot fungus Nematoloma frowardii. Appl Microbiol Biotechnol 49: 584-588
80. Hofrichter M, Ziegenhagen D, Sorge S, Ullrich R, Bublitz F, Fritsche W (1998e) Degradation of lignite (low-rank coal) by ligninolytic basidiomycetes and their manganese peroxidase system. App Microbiol Biotechnol (in press)
81. Hölker U (1998) Mechanismen der Verflüssigung von rheinischer Braunkohle Durch Pilze - ein Vergleich der Deuteromyceten Fusarium oxysporum und Trichoderma atroviride. Docteral thesis, University of Bonn, Germany
82. Hölker U, Ludwig S, Mönkemann H, Scheel T, Höfer M (1997) Different strategies of fungi to solubilize coal: a comparison of the deuteromycetes Trichoderma atroviride and Fusarium oxysporum. In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science, 7-12 September 1997, Essen, vol III. P&W, Essen, pp 1599-1602
83. International Energy Agency (1996) Coal Information, Paris
84. Isbister JD, Barik S (1990) Biogasification of low rank coals. In: Crawford DL (ed) Microbial transformations of low rank coals. CRC Press, Ann Arbor, pp 139-156
85. Johansson T, Nyman PO (1987) A manganese(II)-dependent extracellular peroxidase from the white-rot fungus Trametes versicolor. Acta Chem Scand B41: 762-765
86. Kantelinen A, Hatakka A, Viikari A (1989) Production of lignin peroxidase and laccase by Phlebia radiata. Appl Microbiol Biotechnol 31: 234-239
87. 14C-labeled lignins. Biochem Biophys Res Comm (in press)
88. Karabon B, Kaczmarska H (1988) pp 52-67 (in Polish). Wydawuictwo Politechniki Wroctawskiej, Wrocleaw (Breslau) (english tables)
89. Kaufmann EN, Scott CD (1994) Liquefy coal with enzyme catalysts. Am Chem Soc, Chemtech 4: 27-34
90. Kawai S, Umezawa T, Higuchi T (1989) Oxidation of methoxylated benzyl alcohols by laccase of Coriolus versicolor in the presence of syringaldehyde. Wood Res 76: 10-16
91. Kersten PJ, Kalyanaraman B, Hammel KE, Reinhammar B, Kirk TK (1990) Comparison of lignin peroxidase, horseradish peroxidase and laccase in the oxidation of methoxybenzenes. Biochem J 268: 475-480
92. Kimura Y, Asada Y, Kuwahara M (1991) Molecular analysis of a Bjerkandera adusta lignin peroxidase gene. Appl Microbiol Biotechnol 35: 510-514
93. Kirk TK, Farrell RL (1987) Enzymatic "combustion": the microbial degradation of lignin. Annu Rev Microbiol 41: 465-505
94. Kirk TK, Shimada M (1985) Lignin biodegradation: the microorganisms involved and the physiology and biochemistry of degradation by white-rot fungi. In: Higuchi T (ed) Biosynthesis and biodegradation of wood components. Academic Press, Orlando, pp 579-605
95. Künstner E, Rentrop KH, Rosenberger H, Scheler G, Schmiers H (1986) Konstitutionsaufklärung von Kohlen und verwandten Produkten - Erkenntnisstand und Fortschritte durch die hochauflösende Festkörper-NMR-Spektroskopie. Freiberger Forschungshefte A742: 1-100
96. 2-dependent oxidases from ligninolytic cultures of Phanerochaete chrysosporium. FEBS Lett 169: 247-250
97. Laborda F, Fernandez M, Luna N, Monistrol IF (1997) Study of the liquefaction/solubilization of Spanish coals by microorganisms. In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science; 7-12 September 1997, Essen, vol III. P&W, Essen, pp 1607-1610
98. Leontievsky A, Vares T, Lankinen P, Shergill JK, Pozdnyakova N, Myasoedova N, Kalkkinen N, Golovleva LA, Cammack R, Thurston CF, Hatakka A (1997a) Blue and yellow laccases of ligninolytic fungi. FEMS Lett 156: 9-14
99. Leontievsky A, Myasoedova N, Pozdnyakova N, Golovleva LA (1997b) "Yellow" laccase of Panus tigrinus oxidizes non-phenolic substrates without electron-transfer mediators. FEBS Lett 413: 446-448
100. Leuschner AP, Laquidara MJ, Martel AS (1990) Biological methane production from Texas lignite. In: Wise DL (ed) Bioprocessing and biotreatment of coal. Dekker, New York, pp 109-130
101. Linehan J, Scott AC, Campbell JA, Bean RM (1991) Molecular weight determinations of biosolubilized coal. In: EPRI (ed) Proceedings of the 2nd International Symposium on the Biological Processing of Coal, San Diego, Calif. EPRI, Palo Alto, pp 23-31
102. Mackowsky MT, Hodek W, Benthaus F, Leininger D, Jimeson RM, Beyer HD, Thürau W, Peters W, Schulz A, Tilmann W (1981) Kohle und Kohleveredlung. In: Ullmann's Enzyklopädie der Technischen Chemie, vol 14. Verlag Chemie, Weinheim, pp 287-328
103. Mallya N, Zingaro RA (1984) The chemistry of the low rank coal. In: The chemistry of low rank coals. Am Chem Soc Symp Ser 264: 133-144
104. Maltseva OV, Niku-Paavola MZ, Leontievsky AA, Myasoedova NM, Golovieva LA (1991) Ligninolytic enzymes of the white-rot fungus Panus tigrinus. Biotechnol Appl Biochem 13: 291-302
105. Martínez MJ, Ruiz-Dueñas, Guillén F, Martínez ÁT (1996) Purification and catalytic properties of two manganese peroxidase isoenzymes from Pleurotus eryngii. Eur J Biochem 237: 424-432
106. Messerschmidt A, Rossi A, Ladenstein R, Huber R, Bolognesi M, Gatti G, Marchesini A, Petruzelli R, Finazzi-Agro A (1989) X-ray crystal structure of the blue oxidase ascorbate oxidase from zucchini. J Mol Biol 205: 513-529
107. Miki K, Sato Y (1994) Biomimetic solubilization of brown coal by oxygenase model with hydrogen peroxide. Am Chem Soc, Fuel Chem Prep 39: 618-622
108. Muheim A, Fiechter A, Harvey PJ, Schoemaker HE (1992) On the mechanism of oxidation of non-phenolic lignin model compounds by the laccase-ABTS couple. Holzforschung 46: 121-126
109. Nikku-Pavola ML, Karhunen E, Kantelinen A, Viikari L, Lundell T, Hatakka A (1990) The effect of culture conditions on the production of lignin-modifying enzymes by the white-rot fungus Phlebia radiata. J Biotechnol 13: 211-221
110. Odier E, Mozuch MD, Kalyanaraman B, Kirk TK (1988) Ligninase-mediated phenoxy radical formation and polymerization unaffected by cellobiose:quinone oxidoreductase. Biochemie 70: 847-852
111. O'Malley DM, Whetten R, Bao W, Chen CL, Sederoff RR (1993) The role of laccase in lignification. Plant J 751-757
112. Panow A, FitzGerald JMP, Mainwaring DE (1997) Mechanisms of biologically-mediated methane evolution from black coal. Fuel Process Techn 52: 115-125
113. Paszczynski A, Huynh VB, Crawford R (1985) Enzymatic activities of an extracellular manganese-dependent peroxidase from Phanerochaete chrysosporium. FEMS Microbiol Lett 29: 37-41
114. Patel A, Chen YP, Mishra NC (1996) Genetics and biotechnology of Neurospora protein with coal solubilization activity. Abstracts of the Fifth International Symposium on Biological Processing of Fossil Fuels, Madrid. EPRI Publications, p. 9
115. Pätz H, Rascher J, Seifert A (1989) Kohle - ein Kapitel aus dem Tagebuch der Erde. BSB B.G. Teubner, Leipzig
116. Perez J, Jeffries TW (1992) Roles of manganese and organic acids chelators in regulating lignin degradation and biosynthesis of peroxidases by Phanerochaete chrysosporium. Appl Environ Microbiol 58: 2402-2409
117. PETC Review (1991) Liquid transportation fuels from coal. In: Blaustein B, Robotti S, (eds) PETC review. Pittsburgh Energy Technology Center, Office of Fossil Energy, United States Department of Energy, Pittsburgh, pp 4-13
118. Polman JK, Quigley DR (1991) Size exclusion chromatography of alkali-solubilized coal. Energy Fuels 5: 252-253
119. Polman JK, Miller KS, Stoner DL, Breckenridge CR (1994) Solubilization of bituminous and lignite coals by chemically and biologically synthesized surfactants. J Chem Tech Biotechnol 61: 11-17
120. 3+. Arch Biochem Biophys 288: 145-148
121. Pyne JW, Stewart DL, Fredrickson J, Wilson BW (1987) Solubilization of leonardite by an extracellular fraction from Coriolus versicolor. Appl Environ Microbiol 53: 2844-2848
122. Pyne JW, Stewart DL, Linehan JC, Bean RM, Powell MA, Lucke RB, Thomas BL, Campbell JA, Wilson BW (1988) Enzymatic degradation of low-rank coals by a cell-free enzymatic system from Coriolus versicolor. Res Conserv Recycl 1: 185-195
123. Quigley DR, Wey JE, Breckenridge CR, Hatcher HJ (1987) Comparison of alkali and microbial solubilization of oxidized, low-rank coals. In: Proceedings of the Biological Treatment of Coals Workshop U.S. Department of Energy, Germantown, Md., p 151
124. Quigley DR, Breckenridge CR, Dugan PR, Ward B (1988a) Effect of multivalent cations found in coal on alkali- and biosolubilities. Am Chem Soc, Div Fuel Chem Prep 33: 580
125. Quigley DR, Wey JE, Breckenridge CR, Stoner D (1988b) The Influence of pH on biological solubilization of oxidized, low-rank coal. Res Conserv Recycl 1: 163-174
126. Quigley DR, Breckenridge CR, Dugan PR (1989a) Effects of multivalent cations on low-rank coal solubilities in alkaline solutions and microbial cultures. Energy Fuels 3: 571-575
127. Quigley DR, Ward B, Crawford DL, Hatcher HJ, Dugan PR (1989b) Evidence that microbially produced alkaline materials are involved in coal biosolubilization. Appl Biochem Biotechnol 20/21: 753-763
128. Quigley DR, Breckenridge CR, Polman JK, Dugan PR (1991) Hydrogen peroxide, peroxidases and low-rank coal. Fuel 70: 581-590
129. Ralph JP, Catcheside DEA (1994) Decolourisation and depolymerisation of solubilised low-rank coal by the white-rot basidiomycete Phanerochaete chrysosporium. Appl Microbiol Biotechnol 42: 536-542
130. Ralph JP, Catcheside DEA (1996) Size-exclusion chromatography of solubilised low-rank coal. J Chromatogr A724: 97-105
131. Ralph JP, Catcheside DEA (1997a) Catabolism of brown coal macromolecules by the white-rot fungus Phanerochaete chrysosporium. In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science, 7-12 September 1997, Essen, vol III P&W, Essen, pp 1603-1606
132. Ralph JP, Catcheside DEA (1997b) Transformations of low rank coal by Phanerochaete chrysosporium and other wood-rot fungi. Fuel Process Technol 52: 79-93
133. Reinhammar B (1984) Laccase. In: Lontie R (ed) Copper proteins and copper enzymes, vol. 3. CRC Press, Boca Raton, pp 1-36
134. Reinhammar B, Malström BG (1981) "Blue" copper-containing oxidases. In: Spiro TG (ed) Copper proteins (Metal ions in biology 3). Wiley, New York, pp 109-149
135. Rheinbraun AG (ed) (1997) Lignite international. Cologne, Germany
136. Ruhemann (1938) Neuere Arbeiten über die Inhaltsstoffe der Braunkohlienteere und die Teerbildner in der Braunkohle. In: Von den Kohlen und den Mineralölen. Verlag Chemie, Weinheim, pp 63-78
137. Rüttimann C, Schweber E, Salas L, Cullen D, Vicuña R (1992) Ligninolytic enzymes of the white-rot basidiomycete Phliebia brevispora and Ceriporiopsis subvermispora. Biotechnol Appl Biochem 16: 64-76
138. Scheibner K, Hofrichter M (1998) Conversion of aminonitrotoluenes by fungal manganese peroxidases. J Basic Microbiol 38: 51-59
139. Schneegaß I, Hofrichter M, Scheibner K, Fritsche W (1997) Purification of the main manganese peroxidase isoenzyme MnP2 from the white-rot fungus Nematoloma frowardii. Appl Microbiol Biotechnol 48: 602-605
140. Schoemaker HE, Harvey PJ, Bowen RM, Palmer JM (1985) On the mechanism of enzymatic lignin breakdown. FEBS Lett 183: 7-12
141. Schulten HR, Schnitzer M (1993) A state of the art structural concept for humic substances. Naturwissenschaften 80: 29-30
142. Schumacher JD (1997) Untersuchungen zur Oxidation kohlerelevanter Strukturanaloga durch bakterielle Monooxygenasen. Ph.D. thesis, University of Bonn, Germany
143. Scott CD, Strandberg GW, Lewis SN (1986) Microbial solubilization of coal. Biotechnol Prog 2: 131-139
144. Scott CD, Woodward CA, Thompson JE, Blankinship SL (1990) Coal solubilization by enhanced enzyme activity in organic solvents. Appl Biochem Biotechnol 24/25: 799-815
145. Scott CD, Woodward CA, Scott TC (1994) Use of chemically modified enzymes in organic solvents for conversion of coal to liquids. Catal Today 19: 381-394
146. Stach E, Mackowsky MT, Teichmüller M, Taylor GH, Chandra D, Teichmüller R (1982) Stach's textbook of coal petrology, 3rd edn. Bornträger, Berlin, p 535
147. Stefanova M, Velinova D, Marinov SP, Nikolova (1993) The composition of lignite humic acids. Fuel 72: 681-686
148. Steinbüchel A, Füchtenbusch A (1997) PHA from coal? In: Ziegler A, van Heek KH, Klein J, Wanzl W (eds) Proceedings of the 9th International Conference on Coal Science, 7-12 September 1997, Essen, vol. III P&W, Essen, pp 1673-1676
149. Stevenson FJ (1994) Humus chemistry: genesis, composition, reactions. Wiley, New York, pp 282-294
150. Strandberg GW, Lewis SN (1987) The solubilization of coal by an extracellular product from Streptomyces setonii 75Vi2. J Ind Microbiol 1: 371-376
151. Thurston CF (1994) The structure and function of fungal laccases. Microbiology 140: 19-26
152. Tien M, Kirk TK (1983) Lignin-degrading enzyme from the hymenocete Phanerochaete chrysosporium Burds. Science 221: 661-663
153. 2-requiring oxygenase. Proc Natl Acad Sci USA 81: 2280-2284
154. Tien M, Kirk TK, Bull C, Fee JA (1986) Steady-state and transient-state kinetic studies on the oxidation of 3,4-dimethoxy-benzyl alcohol catalyzed by ligninase of Phanerochaete chrysosporium Burds. J Biol Chem 261: 1687-1693
155. Urzúa U, Kersten PJ, Vicuña R (1998) Manganese peroxidase-dependent oxidation of glyoxylic and oxalic acids synthesized by Ceriporiopsis subvermispora produces extracellular hydrogen peroxide. Appl Environ Microbiol 64: 68-73
156. Van Krevelen DW (1993) Coal: typology - chemistry - physics - constitution. Coal science and technology 3, 3rd edn. Elsevier, Amsterdam
157. Vares T, Hatakka A (1996) Lignin-degrading activity and ligninolytic enzymes of different white-rot fungi: effects of manganese and malonate. Can J Bot 75: 61-71
158. Vares T, Lundell T, Hatakka A (1992) Novel heme-containing enzymes possibly involved in lignin degradation by the white-rot fungus Junghuhnia separabilima. FEMS Lett 99: 53-58
159. Verheyen TV, Johns RB (1981) Structural investigations of Australian coals - I. A characterization of Victorian brown coal lithotypes and their kerogen and humic acid fractions by i.r. spectroscopy. Geochim Cosmochim Acta 45: 1899-1908
160. 13C-NMR study of humic acids from Victorian brown coal lithotypes. Geochim Cosmochim Acta 46: 269-277
161. Verheyen TV, Pandolfo AG, Johns RB (1985) Structural relationships between a brown coal and its kerogen and humic acid fractions. Org Geochem 8: 375-388
162. Ward B (1985) Lignite-degrading fungi isolated from a weathered outcrop. Syst Appl Microbiol 6: 236-238
163. Wariishi H, Akileswaran L, Gold MH (1988) Manganese peroxidase from the basidiomycete Phanerochaete chrysosporium: spectral characterization of oxidized states and the catalytic cycle. Biochemistry 27: 5365-5370
164. Wariishi H, Huang J, Dunford HB, Gold MH (1991) Reactions of lignin peroxidase compounds I ad II with veratryl alcohol. J Biol Chem 266: 20694-20699
165. Wariishi H, Valli K, Gold MH (1992) Manganese(II) oxidation by manganese peroxidase from the basidiomycete Phanerochaete chrysosporium. J Biol Chem 267: 23688-23695
166. Wender I (1976) Catalytic synthesis of chemicals from coal. Catal Rev Sci Eng 14: 97-129
167. Wildenhain W (1969) Chemie der Fulvo- und Huminsäuren. Freiberger Forschungshefte A 447. VEB Deutscher Verlag für Grundstoffindustrie, pp 5-73
168. Willmann G (1994) Abbau und Verwertung von verschiedenen Braunkohlen durch Pilze und Bakterien: Charakterisierung der Mikroorganismen und Abbauprodukte. Ph.D. thesis, Universiy of Bonn, Germany
169. Willmann G, Fakoussa RM (1991) Liquefaction/solubilization of brown coal by a fungus. In: Reuss M, et al (eds) Biochemical engineering/Fischer, Stuttgart, pp 429-432
170. Willmann G, Fakoussa RM (1997a) Biological bleaching of water-soluble coal macromolecules by a basidiomycete strain. Appl Microbiol Biotechnol 47: 95-101
171. Willmann G, Fakoussa RM (1997b) Extracellular oxidative enzymes of coal-attacking fungi. Fuel Process Technol 52: 27-41
172. Wilson BW, Bean RM, Franz JA, Thomas BL, Cohen MS, Aronson A, Grey ET (1987) Microbial conversion of low-rank coal: characterization of biodegraded products. Energy Fuels 1: 80-84
173. Wondrack L, Szanto M, Wood, WA (1989) Depolymerization of water soluble coal polymer from subbituminous coal and lignite by lignin peroxidase. Appl Biochem Biotechnol 20/21: 765-780
174. Youn HD, Hah YC, Kang SO (1996) Role of laccase in lignin degradation by white-rot fungi. FEMS Lett 132: 183-188
175. Ziegenhagen D, Hofrichter M (1998) Degradation of humic acids by manganese peroxidase from the white-rot fungus Clitocybula dusenii. J Basic Microbiol 38: 289-299