Contact

Dr. Johannes Raff

Head Biogeochemistry
j.raffhzdr.de
Phone: +49 351 260 2951

Recent publications

2021

Uranium and neptunium retention mechanisms in Gallionella ferruginea / ferrihydrite systems for remediation purposes

Krawczyk-Bärsch, E.; Scheinost, A. C.; Roßberg, A.; Müller, K.; Lehrich, J.; Bok, F.; Hallbeck, L.; Schmeide, K.

Environmental Science and Pollution Research 28(2021), 18342-18353
DOI: 10.1007/s11356-020-09563-w

2020

Presence of Bradyrhizobium sp. under continental conditions in Central Europe

Griebsch, A.; Matschiavelli, N.; Lewandowska, S.; Schmidtke, K.

Agriculture 10(2020)10, 446
DOI: 10.3390/agriculture10100446

An integrated approach combining soil profile, records and tree ring analysis to identify the origin of environmental contamination in a former uranium mine (Rophin, France)

Martin, A.; Hassan-Loni, Y.; Fichtner, A.; Péron, O.; David, K.; Chardon, P.; Larrue, S.; Gourgiotis, A.; Sachs, S.; Arnold, T.; Grambow, B.; Stumpf, T.; Montavon, G.

Science of the Total Environment 747(2020), 141295
DOI: 10.1016/j.scitotenv.2020.141295

Trimeric uranyl(VI)–citrate forms Na⁺, Ca²⁺, and La³⁺ sandwich complexes in aqueous solution

Kretzschmar, J.; Tsushima, S.; Drobot, B.; Steudtner, R.; Schmeide, K.; Stumpf, T.

Chemical Communications 56(2020), 13133-13136
DOI: 10.1039/D0CC05460G

Temperature-dependent luminescence spectroscopic investigations of U(VI) complexation with the halides F- and Cl-

Demnitz, M.; Hilpmann, S.; Lösch, H.; Bok, F.; Steudtner, R.; Patzschke, M.; Stumpf, T.; Huittinen, N. M.

Dalton Transactions 49(2020), 7109-7122
DOI: 10.1039/D0DT00646G

Disturbing-free determination of yeast concentration in DI water and in glucose using impedance biochips

Kiani, M.; Du, N.; Vogel, M.; Raff, J.; Hübner, U.; Skorupa, I.; Bürger, D.; Schulz, S. E.; Schmidt, O. G.; Blaschke, D.; Schmidt, H.

Biosensors 10(2020)1, 7
DOI: 10.3390/bios10010007

Interaction of curium(III) with surface-layer proteins from Lysinibacillus sphaericus JG-A12

Moll, H.; Lehmann, F.; Raff, J.

Colloids and Surfaces B: Biointerfaces 190(2020), 110950
DOI: 10.1016/j.colsurfb.2020.110950

Signatures of Technetium Oxidation States: A New Approach

Bauters, S.; Scheinost, A.; Schmeide, K.; Weiß, S.; Dardenne, K.; Rothe, J.; Mayordomo, N.; Steudtner, R.; Stumpf, T.; Abram, U.; Butorin, S.; Kvashnina, K.

Chemical Communications 56(2020)67, 9608-9611
DOI: 10.1039/D0CC03905E

Temperature‒dependent luminescence spectroscopic and mass spectrometric investigations of U(VI) complexation with aqueous silicates in the acidic pH‒range

Lösch, H.; Raiwa, M.; Jordan, N.; Steppert, M.; Steudtner, R.; Stumpf, T.; Huittinen, N. M.

Environment International 135(2020), 105425
DOI: 10.1016/j.envint.2019.105425

Plant cell (Brassica napus) response to europium(III) and uranium(VI) exposure

Moll, H.; Sachs, S.; Geipel, G.

Environmental Science and Pollution Research 27(2020), 32048-32061
DOI: 10.1007/s11356-020-09525-2

Uranium(VI) Complexes of Glutathione Disulfide Forming in Aqueous Solution

Kretzschmar, J.; Strobel, A.; Haubitz, T.; Drobot, B.; Steudtner, R.; Barkleit, A.; Brendler, V.; Stumpf, T.

Inorganic Chemistry 59(2020)7, 4244-4254
DOI: 10.1021/acs.inorgchem.9b02921

2019

Human exposure to uranium in South African gold mining areas using barber-based hair sampling

Winde, F.; Geipel, G.; Espina, C.; Schüz, J.

PLOS ONE 14(2019)6, e0219059
DOI: 10.1371/journal.pone.0219059

How do actinyls interact with hyperphosphorylated yolk protein Phosvitin ?

Kumar, S.; Creff, G.; Hennig, C.; Rossberg, A.; Steudtner, R.; Raff, J.; Vidaud, C.; Oberhaensli, F. R.; Bottein, Y.; Den Auwer, C.

Chemistry - A European Journal 25(2019), 12332-12341
DOI: 10.1002/chem.201902015

The year-long development of microorganisms in uncompacted Bavarian bentonite slurries at 30 °C and 60 °C

Matschiavelli, N.; Kluge, S.; Podlech, C.; Standhaft, D.; Grathoff, G.; Ikeda-Ohno, A.; Warr, L.; Chukharkina, A.; Arnold, T.; Cherkouk, A.

Environmental Science & Technology 53(2019)17, 10514-10524
DOI: 10.1021/acs.est.9b02670

Chromatopanning for the identification of gallium binding peptides

Schönberger, N.; Braun, R.; Matys, S.; Lederer, F. L.; Lehmann, F.; Flemming, K.; Pollmann, K.

Journal of Chromatography A 1600(2019), 158-166
DOI: 10.1016/j.chroma.2019.04.037

Thermodynamic and structural studies on the Ln(III)/An(III) malate complexation

Taube, F.; Drobot, B.; Roßberg, A.; Foerstendorf, H.; Acker, M.; Patzschke, M.; Trumm, M.; Taut, S.; Stumpf, T.

Inorganic Chemistry 58(2019), 368-381
DOI: 10.1021/acs.inorgchem.8b02474

Association of Eu(III) and Cm(III) onto an extremely halophilic archaeon

Bader, M.; Moll, H.; Steudtner, R.; Lösch, H.; Drobot, B.; Stumpf, T.; Cherkouk, A.

Environmental Science and Pollution Research 26(2019), 9352-9364
DOI: 10.1007/s11356-019-04165-7

Microbial diversity in an arid, naturally saline environment

Bachran, M.; Kluge, S.; Lopez-Fernandez, M.; Cherkouk, A.

Microbial Ecology 78(2019)2, 494-505
DOI: 10.1007/s00248-018-1301-2

Synthesis, ¹⁸F-labelling and radiopharmacological characterisation of the C-terminal 30mer of Clostridium perfringens enterotoxin as a potential claudin-targeting peptide

Löser, R.; Bader, M.; Kuchar, M.; Wodtke, R.; Lenk, J.; Wodtke, J.; Kuhne, K.; Bergmann, R.; Haase-Kohn, C.; Urbanová, M.; Steinbach, J.; Pietzsch, J.

Amino Acids 51(2019)2, 219-244
DOI: 10.1007/s00726-018-2657-9

Reversible pH-dependent curium(III) biosorption by the bentonite yeast isolate Rhodotorula mucilaginosa BII-R8

Lopez-Fernandez, M.; Moll, H.; Merroun, M. L.

Journal of Hazardous Materials 370(2019), 156-163
DOI: 10.1016/j.jhazmat.2018.06.054

Cm3+/ Eu3+ Induced Structural, Mechanistic and Functional Implications for Calmodulin

Drobot, B.; Schmidt, M.; Mochizuki, Y.; Abe, T.; Okuwaki, K.; Brulfert, F.; Falke, S.; Samsonov, S.; Komeiji, Y.; Betzel, C.; Stumpf, T.; Raff, J.; Tsushima, S.

Physical Chemistry Chemical Physics 21(2019)38, 21213-21222
DOI: 10.1039/C9CP03750K

S-layer protein-AuNP systems for the colorimetric detection of metal and metalloid ions in water

Jung, J.; Lakatos, M.; Bengs, S.; Matys, S.; Raff, J.; Blüher, A.; Cuniberti, G.

Colloids and Surfaces B: Biointerfaces 183(2019), 110284
DOI: 10.1016/j.colsurfb.2019.06.014

2018

Depth and Dissolved Organic Carbon Shape Microbial Communities in Surface Influenced but Not Ancient Saline Terrestrial Aquifers

Lopez-Fernandez, M.; Åström, M.; Bertilsson, S.; Dopson, M.

Frontiers in Microbiology 9(2018), 2880
DOI: 10.3389/fmicb.2018.02880

Microbial Community and Metabolic Activity in Thiocyanate Degrading Low Temperature Microbial Fuel Cells

Ni, G.; Canizales, S.; Broman, E.; Simone, D.; Palwai, V. R.; Lundin, D.; Lopez-Fernandez, M.; Sleutels, T.; Dopson, M.

Frontiers in Microbiology 9(2018), 2308
DOI: 10.3389/fmicb.2018.02308

Metatranscriptomes Reveal That All Three Domains of Life Are Active but Are Dominated by Bacteria in the Fennoscandian Crystalline Granitic Continental Deep Biosphere

Lopez-Fernandez, M.; Simone, D.; Wu, X.; Soler, L.; Nilsson, E.; Holmfeldt, K.; Lantz, H.; Bertilsson, S.; Dopson, M.

mBio 9(2018)6, e01792-18
DOI: 10.1128/mBio.01792-18

Investigation of viable taxa in the deep terrestrial biosphere suggests high rates of nutrient recycling

Lopez-Fernandez, M.; Broman, E.; Turner, S.; Wu, X.; Bertilsson, S.; Dopson, M.

FEMS Microbiology Ecology 94(2018), fiy121
DOI: 10.1093/femsec/fiy121

Impact of Haloarchaea on speciation of uranium – a multi-spectroscopic approach

Bader, M.; Rossberg, A.; Steudtner, R.; Drobot, B.; Großmann, K.; Schmidt, M.; Musat, N.; Stumpf, T.; Ikeda-Ohno, A.; Cherkouk, A.

Environmental Science and Technology 52(2018)21, 12895-12904
DOI: 10.1021/acs.est.8b02667

Ultrafast transient absorption spectroscopy of UO22+ and [UO2Cl]+

Haubitz, T.; Tsushima, S.; Steudtner, R.; Drobot, B.; Geipel, G.; Stumpf, T.; Kumke, M. U.

Journal of Physical Chemistry A 122(2018)35, 6970-6977
DOI: 10.1021/acs.jpca.8b05567

Effect of U(VI) aqueous speciation on the binding of uranium by the cell surface of Rhodotorula mucilaginosa, a natural yeast isolate from bentonites

Lopez-Fernandez, M.; Romero-Gonzalez, M.; Günther, A.; Solari, P. L.; Merroun, M. L.

Chemosphere 199(2018), 351-360
DOI: 10.1016/j.chemosphere.2018.02.055

Metabolism-dependent bioaccumulation of uranium by Rhodosporidium toruloides isolated from the flooding water of a former uranium mine

Gerber, U.; Hübner, R.; Rossberg, A.; Krawczyk-Bärsch, E.; Merroun, M. L.

PLOS ONE 13(2018)8, e0201903
DOI: 10.1371/journal.pone.0201903

Removal and recovery of uranium by waste digested activated sludge in fed-batch stirred tank reactor

Jain, R.; Peräniemi, S.; Jordan, N.; Vogel, M.; Weiss, S.; Foerstendorf, H.; Lakaniemi, A. M.

Water Research 142(2018), 167-175
DOI: 10.1016/j.watres.2018.05.042

Bio-recycling of metals: Recycling of technical products using biological applications

Pollmann, K.; Kutschke, S.; Matys, S.; Raff, J.; Hlawacek, G.; Lederer, F. L.

Biotechnology Advances 36(2018)4, 1048-1062
DOI: 10.1016/j.biotechadv.2018.03.006

Multidisciplinary characterization of U(VI) sequestration by Acidovorax facilis for bioremediation purposes

Krawczyk-Bärsch, E.; Gerber, U.; Müller, K.; Moll, H.; Rossberg, A.; Steudtner, R.; Merroun, M.

Journal of Hazardous Materials 147(2018), 233-241
DOI: 10.1016/j.jhazmat.2017.12.030

Comparative analysis of uranium bioassociation with halophilic bacteria and archaea

Bader, M.; Müller, K.; Foerstendorf, H.; Schmidt, M.; Simmons, K.; Swanson, J. S.; Reed, D. T.; Stumpf, T.; Cherkouk, A.

PLOS ONE 13(2018)1, e0190953
DOI: 10.1371/journal.pone.0190953

Biotransformation and detoxification of selenite by microbial biogenesis of selenium-sulfur nanoparticles

Vogel, M.; Fischer, S.; Maffert, A.; Hübner, R.; Scheinost, A.; Franzen, C.; Steudtner, R.

Journal of Hazardous Materials 344(2018), 749-757
DOI: 10.1016/j.jhazmat.2017.10.034

2017

Calorimetrically determined U(VI) toxicity in Brassica napus correlates with oxidoreductase activity and U(VI) speciation

Sachs, S.; Geipel, G.; Bok, F.; Oertel, J.; Fahmy, K.

Environmental Science & Technology 51(2017)18, 10843-10849
DOI: 10.1021/acs.est.7b02564

Phage display – a new tool for the recovery of valuable metals from primary and secondary resources

Matys, S.; Lederer, F.; Schönberger, N.; Braun, R.; Lehmann, F.; Flemming, K.; Bachmann, S.; Curtis, S.; Macgillivray, R.; Pollmann, K.

Solid State Phenomena 262(2017), 443-446
DOI: 10.4028/www.scientific.net/SSP.262.443
Lecture (Conference)
22. International Biohydrometallurgy Symposium, 24.-27.09.2017, Freiberg, Deutschland

Use of specific metal binding of self-assembling S-layer proteins for metal bioremediation and recycling

Vogel, M.; Matys, S.; Lehmann, F.; Drobot, B.; Günther, T.; Pollmann, K.; Raff, J.

Poster
22. International Biohydrometallurgy Symposium, 24.-27.09.2017, Freiberg, Deutschland
Contribution to proceedings
22. International Biohydrometallurgy Symposium, 24.-27.09.2017, Freiberg, Deutschland
Solid State Phenomena 262(2017), 389-393
DOI: 10.4028/www.scientific.net/SSP.262.389

The occurrences of Ca2UO2(CO3)3 in Fe(II) containing deep groundwater at Forsmark, eastern Sweden.

Tullborg, E.-L.; Suksi, J.; Geipel, G.; Krall, L.; Auqué, L.; Gimeno, M.; Puigdomenech, I.

Procedia Earth and Planetary Science 17(2017), 440-443
DOI: 10.1016/j.proeps.2016.12.111

Plutonium interaction studies with the Mont Terri Opalinus Clay isolate Sporomusa sp. MT-2.99: changes in the plutonium speciation by solvent extractions.

Moll, H.; Cherkouk, A.; Bok, F.; Bernhard, G.

Environmental Science and Pollution Research 24(2017)15, 13497-13508
DOI: 10.1007/s11356-017-8969-6

Multistage bioassociation of uranium onto an extremely halophilic archaeon revealed by a unique combination of spectroscopic and microscopic techniques

Bader, M.; Müller, K.; Foerstendorf, H.; Drobot, B.; Schmidt, M.; Musat, N.; Swanson, J. S.; Reed, T. D.; Stumpf, T.; Cherkouk, A.

Journal of Hazardous Materials 327(2017), 225-232
DOI: 10.1016/j.jhazmat.2016.12.053

Leaching of Rare Earth Elements from fluorescent powder using the tea fungus Kombucha

Hopfe, S.; Flemming, K.; Lehmann, F.; Möckel, R.; Kutschke, S.; Pollmann, K.

Waste Management 62(2017), 211-221
DOI: 10.1016/j.wasman.2017.02.005

Analysis of self‑assembly of S‑layer protein slp‑B53 from Lysinibacillus sphaericus

Liu, J.; Falke, S.; Drobot, B.; Oberthuer, D.; Kikhney, A.; Guenther, T.; Fahmy, K.; Svergun, D.; Betzel, C.; Raff, J.

European Biophysics Journal 46(2017)1, 77-89
DOI: 10.1007/s00249-016-1139-9

Contact

Dr. Johannes Raff

Recent publications

Recent publications

2021

Uranium and neptunium retention mechanisms in Gallionella ferruginea / ferrihydrite systems for remediation purposes

2020

Presence of Bradyrhizobium sp. under continental conditions in Central Europe

An integrated approach combining soil profile, records and tree ring analysis to identify the origin of environmental contamination in a former uranium mine (Rophin, France)

Trimeric uranyl(VI)–citrate forms Na+, Ca2+, and La3+ sandwich complexes in aqueous solution

Temperature-dependent luminescence spectroscopic investigations of U(VI) complexation with the halides F- and Cl-

Disturbing-free determination of yeast concentration in DI water and in glucose using impedance biochips

Interaction of curium(III) with surface-layer proteins from Lysinibacillus sphaericus JG-A12

Signatures of Technetium Oxidation States: A New Approach

Temperature‒dependent luminescence spectroscopic and mass spectrometric investigations of U(VI) complexation with aqueous silicates in the acidic pH‒range

Plant cell (Brassica napus) response to europium(III) and uranium(VI) exposure

Uranium(VI) Complexes of Glutathione Disulfide Forming in Aqueous Solution

2019

Human exposure to uranium in South African gold mining areas using barber-based hair sampling

How do actinyls interact with hyperphosphorylated yolk protein Phosvitin ?

The year-long development of microorganisms in uncompacted Bavarian bentonite slurries at 30 °C and 60 °C

Chromatopanning for the identification of gallium binding peptides

Thermodynamic and structural studies on the Ln(III)/An(III) malate complexation

Association of Eu(III) and Cm(III) onto an extremely halophilic archaeon

Microbial diversity in an arid, naturally saline environment

Synthesis, 18F-labelling and radiopharmacological characterisation of the C-terminal 30mer of Clostridium perfringens enterotoxin as a potential claudin-targeting peptide

Reversible pH-dependent curium(III) biosorption by the bentonite yeast isolate Rhodotorula mucilaginosa BII-R8

Cm3+/ Eu3+ Induced Structural, Mechanistic and Functional Implications for Calmodulin

S-layer protein-AuNP systems for the colorimetric detection of metal and metalloid ions in water

2018

Depth and Dissolved Organic Carbon Shape Microbial Communities in Surface Influenced but Not Ancient Saline Terrestrial Aquifers

Microbial Community and Metabolic Activity in Thiocyanate Degrading Low Temperature Microbial Fuel Cells

Metatranscriptomes Reveal That All Three Domains of Life Are Active but Are Dominated by Bacteria in the Fennoscandian Crystalline Granitic Continental Deep Biosphere

Investigation of viable taxa in the deep terrestrial biosphere suggests high rates of nutrient recycling

Impact of Haloarchaea on speciation of uranium – a multi-spectroscopic approach

Ultrafast transient absorption spectroscopy of UO22+ and [UO2Cl]+

Effect of U(VI) aqueous speciation on the binding of uranium by the cell surface of Rhodotorula mucilaginosa, a natural yeast isolate from bentonites

Metabolism-dependent bioaccumulation of uranium by Rhodosporidium toruloides isolated from the flooding water of a former uranium mine

Removal and recovery of uranium by waste digested activated sludge in fed-batch stirred tank reactor

Bio-recycling of metals: Recycling of technical products using biological applications

Multidisciplinary characterization of U(VI) sequestration by Acidovorax facilis for bioremediation purposes

Comparative analysis of uranium bioassociation with halophilic bacteria and archaea

Biotransformation and detoxification of selenite by microbial biogenesis of selenium-sulfur nanoparticles

2017

Calorimetrically determined U(VI) toxicity in Brassica napus correlates with oxidoreductase activity and U(VI) speciation

Phage display – a new tool for the recovery of valuable metals from primary and secondary resources

Use of specific metal binding of self-assembling S-layer proteins for metal bioremediation and recycling

The occurrences of Ca2UO2(CO3)3 in Fe(II) containing deep groundwater at Forsmark, eastern Sweden.

Plutonium interaction studies with the Mont Terri Opalinus Clay isolate Sporomusa sp. MT-2.99: changes in the plutonium speciation by solvent extractions.

Multistage bioassociation of uranium onto an extremely halophilic archaeon revealed by a unique combination of spectroscopic and microscopic techniques

Leaching of Rare Earth Elements from fluorescent powder using the tea fungus Kombucha

Analysis of self‑assembly of S‑layer protein slp‑B53 from Lysinibacillus sphaericus

Contact

Dr. Johannes Raff

Trimeric uranyl(VI)–citrate forms Na⁺, Ca²⁺, and La³⁺ sandwich complexes in aqueous solution

Synthesis, ¹⁸F-labelling and radiopharmacological characterisation of the C-terminal 30mer of Clostridium perfringens enterotoxin as a potential claudin-targeting peptide