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A single-cysteine mutant and chimeras of essential Leishmania Erv can complement the loss of Erv1 but not of Mia40 in yeast.

Specht S, Liedgens L, Duarte M, Stiegler A, Wirth U, Eberhardt M, Tomás A, Hell K, Deponte M.

Redox Biol. 2018 May;15:363-374. doi: 10.1016/j.redox.2017.12.010. Epub 2017 Dec 23.


Diversity in Secondary Metabolites Including Mycotoxins from Strains of Aspergillus Section Nigri Isolated from Raw Cashew Nuts from Benin, West Africa.

Lamboni Y, Nielsen KF, Linnemann AR, Gezgin Y, Hell K, Nout MJ, Smid EJ, Tamo M, van Boekel MA, Hoof JB, Frisvad JC.

PLoS One. 2016 Oct 21;11(10):e0164310. doi: 10.1371/journal.pone.0164310. eCollection 2016.


Can the Bacterial Community of a High Arctic Glacier Surface Escape Viral Control?

Rassner SM, Anesio AM, Girdwood SE, Hell K, Gokul JK, Whitworth DE, Edwards A.

Front Microbiol. 2016 Jun 21;7:956. doi: 10.3389/fmicb.2016.00956. eCollection 2016.


A comprehensive study to explore differences in mycotoxin patterns from agro-ecological regions through maize, peanut, and cassava products: a case study, Cameroon.

Ediage EN, Hell K, De Saeger S.

J Agric Food Chem. 2014 May 21;62(20):4789-97. doi: 10.1021/jf501710u. Epub 2014 May 13.


Coupled cryoconite ecosystem structure-function relationships are revealed by comparing bacterial communities in alpine and Arctic glaciers.

Edwards A, Mur LA, Girdwood SE, Anesio AM, Stibal M, Rassner SM, Hell K, Pachebat JA, Post B, Bussell JS, Cameron SJ, Griffith GW, Hodson AJ, Sattler B.

FEMS Microbiol Ecol. 2014 Aug;89(2):222-37. doi: 10.1111/1574-6941.12283. Epub 2014 Feb 5.


Degradation of rotenone in yam bean seeds ( Pachyrhizus sp.) through food processing.

Catteau L, Lautié E, Koné O, Coppée M, Hell K, Pomalegni CB, Quetin-Leclercq J.

J Agric Food Chem. 2013 Nov 20;61(46):11173-9. doi: 10.1021/jf402584k. Epub 2013 Nov 12.


Sexuality generates diversity in the aflatoxin gene cluster: evidence on a global scale.

Moore GG, Elliott JL, Singh R, Horn BW, Dorner JW, Stone EA, Chulze SN, Barros GG, Naik MK, Wright GC, Hell K, Carbone I.

PLoS Pathog. 2013;9(8):e1003574. doi: 10.1371/journal.ppat.1003574. Epub 2013 Aug 29.


Mites associated with stored grain commodities in Benin, West Africa.

Zannou ID, Adebo HO, Zannou E, Hell K.

Exp Appl Acarol. 2013 Dec;61(4):449-70. doi: 10.1007/s10493-013-9714-6. Epub 2013 Jun 22.


The dynamic bacterial communities of a melting High Arctic glacier snowpack.

Hell K, Edwards A, Zarsky J, Podmirseg SM, Girdwood S, Pachebat JA, Insam H, Sattler B.

ISME J. 2013 Sep;7(9):1814-26. doi: 10.1038/ismej.2013.51. Epub 2013 Apr 4.


A review on aflatoxin contamination and its implications in the developing world: a sub-Saharan African perspective.

Gnonlonfin GJ, Hell K, Adjovi Y, Fandohan P, Koudande DO, Mensah GA, Sanni A, Brimer L.

Crit Rev Food Sci Nutr. 2013;53(4):349-65. doi: 10.1080/10408398.2010.535718. Review.


Methylation-controlled J-protein MCJ acts in the import of proteins into human mitochondria.

Schusdziarra C, Blamowska M, Azem A, Hell K.

Hum Mol Genet. 2013 Apr 1;22(7):1348-57. doi: 10.1093/hmg/dds541. Epub 2012 Dec 20.


Divergent molecular evolution of the mitochondrial sulfhydryl:cytochrome C oxidoreductase Erv in opisthokonts and parasitic protists.

Eckers E, Petrungaro C, Gross D, Riemer J, Hell K, Deponte M.

J Biol Chem. 2013 Jan 25;288(4):2676-88. doi: 10.1074/jbc.M112.420745. Epub 2012 Dec 11.


Biogenesis of the mitochondrial Hsp70 chaperone.

Blamowska M, Neupert W, Hell K.

J Cell Biol. 2012 Oct 1;199(1):125-35. doi: 10.1083/jcb.201205012. Epub 2012 Sep 24.


Mitochondrial Ccs1 contains a structural disulfide bond crucial for the import of this unconventional substrate by the disulfide relay system.

Gross DP, Burgard CA, Reddehase S, Leitch JM, Culotta VC, Hell K.

Mol Biol Cell. 2011 Oct;22(20):3758-67. doi: 10.1091/mbc.E11-04-0296. Epub 2011 Aug 24.


Effect of storage conditions on microbiological and physicochemical quality of shea butter.

Honfo F, Hell K, Akissoé N, Coulibaly O, Fandohan P, Hounhouigan J.

J Food Sci Technol. 2011 Jun;48(3):274-9. doi: 10.1007/s13197-010-0150-x. Epub 2010 Oct 28.


ATPase domain and interdomain linker play a key role in aggregation of mitochondrial Hsp70 chaperone Ssc1.

Blamowska M, Sichting M, Mapa K, Mokranjac D, Neupert W, Hell K.

J Biol Chem. 2010 Feb 12;285(7):4423-31. doi: 10.1074/jbc.M109.061697. Epub 2009 Dec 10.


RING+STRING: Successful repair technique for ischemic mitral regurgitation with severe leaflet tethering.

Langer F, Kunihara T, Hell K, Schramm R, Schmidt KI, Aicher D, Kindermann M, Schäfers HJ.

Circulation. 2009 Sep 15;120(11 Suppl):S85-91. doi: 10.1161/CIRCULATIONAHA.108.840173.


Disulphide bond formation in the intermembrane space of mitochondria.

Deponte M, Hell K.

J Biochem. 2009 Nov;146(5):599-608. doi: 10.1093/jb/mvp133. Epub 2009 Aug 31. Review.


Mycoflora and occurrence of aflatoxin in dried vegetables in Benin, Mali and Togo, West Africa.

Hell K, Gnonlonfin BG, Kodjogbe G, Lamboni Y, Abdourhamane IK.

Int J Food Microbiol. 2009 Oct 31;135(2):99-104. doi: 10.1016/j.ijfoodmicro.2009.07.039. Epub 2009 Aug 11.


Role of Tim50 in the transfer of precursor proteins from the outer to the inner membrane of mitochondria.

Mokranjac D, Sichting M, Popov-Celeketić D, Mapa K, Gevorkyan-Airapetov L, Zohary K, Hell K, Azem A, Neupert W.

Mol Biol Cell. 2009 Mar;20(5):1400-7. doi: 10.1091/mbc.E08-09-0934. Epub 2009 Jan 14.


Infestation and population dynamics of insects on stored cassava and yams chips in Benin, West Africa.

Gnonlonfin GJ, Hell K, Siame AB, Fandohan P.

J Econ Entomol. 2008 Dec;101(6):1967-73.


Interaction of Tim23 with Tim50 Is essential for protein translocation by the mitochondrial TIM23 complex.

Gevorkyan-Airapetov L, Zohary K, Popov-Celeketic D, Mapa K, Hell K, Neupert W, Azem A, Mokranjac D.

J Biol Chem. 2009 Feb 20;284(8):4865-72. doi: 10.1074/jbc.M807041200. Epub 2008 Nov 18.


Structural and functional roles of the conserved cysteine residues of the redox-regulated import receptor Mia40 in the intermembrane space of mitochondria.

Terziyska N, Grumbt B, Kozany C, Hell K.

J Biol Chem. 2009 Jan 16;284(3):1353-63. doi: 10.1074/jbc.M805035200. Epub 2008 Nov 14.


The disulfide relay system of mitochondria is required for the biogenesis of mitochondrial Ccs1 and Sod1.

Reddehase S, Grumbt B, Neupert W, Hell K.

J Mol Biol. 2009 Jan 16;385(2):331-8. doi: 10.1016/j.jmb.2008.10.088. Epub 2008 Nov 7.


The zinc-binding protein Hot13 promotes oxidation of the mitochondrial import receptor Mia40.

Mesecke N, Bihlmaier K, Grumbt B, Longen S, Terziyska N, Hell K, Herrmann JM.

EMBO Rep. 2008 Nov;9(11):1107-13. doi: 10.1038/embor.2008.173. Epub 2008 Sep 12.


The Erv1-Mia40 disulfide relay system in the intermembrane space of mitochondria.

Hell K.

Biochim Biophys Acta. 2008 Apr;1783(4):601-9. doi: 10.1016/j.bbamcr.2007.12.005. Epub 2007 Dec 15. Review.


Mycoflora and natural occurrence of aflatoxins and fumonisin B1 in cassava and yam chips from Benin, West Africa.

Gnonlonfin GJ, Hell K, Fandohan P, Siame AB.

Int J Food Microbiol. 2008 Feb 29;122(1-2):140-7. Epub 2007 Nov 29.


The disulfide relay system of mitochondria is connected to the respiratory chain.

Bihlmaier K, Mesecke N, Terziyska N, Bien M, Hell K, Herrmann JM.

J Cell Biol. 2007 Nov 5;179(3):389-95. Epub 2007 Oct 29.


Functional characterization of Mia40p, the central component of the disulfide relay system of the mitochondrial intermembrane space.

Grumbt B, Stroobant V, Terziyska N, Israel L, Hell K.

J Biol Chem. 2007 Dec 28;282(52):37461-70. Epub 2007 Oct 24.


Public information campaign on aflatoxin contamination of maize grains in market stores in Benin, Ghana and Togo.

James B, Adda C, Cardwell K, Annang D, Hell K, Korie S, Edorh M, Gbeassor F, Nagatey K, Houenou G.

Food Addit Contam. 2007 Nov;24(11):1283-91.


Association of the Tim14.Tim16 subcomplex with the TIM23 translocase is crucial for function of the mitochondrial protein import motor.

Mokranjac D, Berg A, Adam A, Neupert W, Hell K.

J Biol Chem. 2007 Jun 22;282(25):18037-45. Epub 2007 Apr 23.


The sulfhydryl oxidase Erv1 is a substrate of the Mia40-dependent protein translocation pathway.

Terziyska N, Grumbt B, Bien M, Neupert W, Herrmann JM, Hell K.

FEBS Lett. 2007 Mar 20;581(6):1098-102. Epub 2007 Feb 15.


Workgroup report: public health strategies for reducing aflatoxin exposure in developing countries.

Strosnider H, Azziz-Baumgartner E, Banziger M, Bhat RV, Breiman R, Brune MN, DeCock K, Dilley A, Groopman J, Hell K, Henry SH, Jeffers D, Jolly C, Jolly P, Kibata GN, Lewis L, Liu X, Luber G, McCoy L, Mensah P, Miraglia M, Misore A, Njapau H, Ong CN, Onsongo MT, Page SW, Park D, Patel M, Phillips T, Pineiro M, Pronczuk J, Rogers HS, Rubin C, Sabino M, Schaafsma A, Shephard G, Stroka J, Wild C, Williams JT, Wilson D.

Environ Health Perspect. 2006 Dec;114(12):1898-903.


Structure and function of Tim14 and Tim16, the J and J-like components of the mitochondrial protein import motor.

Mokranjac D, Bourenkov G, Hell K, Neupert W, Groll M.

EMBO J. 2006 Oct 4;25(19):4675-85. Epub 2006 Sep 14.


Impact of mechanical shelling and dehulling on Fusarium infection and fumonisin contamination in maize.

Fandohan P, Ahouansou R, Houssou P, Hell K, Marasas WF, Wingfield MJ.

Food Addit Contam. 2006 Apr;23(4):415-21.


The Nfs1 interacting protein Isd11 has an essential role in Fe/S cluster biogenesis in mitochondria.

Adam AC, Bornhövd C, Prokisch H, Neupert W, Hell K.

EMBO J. 2006 Jan 11;25(1):174-83. Epub 2005 Dec 8.


Functional and mutational characterization of human MIA40 acting during import into the mitochondrial intermembrane space.

Hofmann S, Rothbauer U, Mühlenbein N, Baiker K, Hell K, Bauer MF.

J Mol Biol. 2005 Oct 28;353(3):517-28.


Influence of substrate binding on the mechanical stability of mouse dihydrofolate reductase.

Junker JP, Hell K, Schlierf M, Neupert W, Rief M.

Biophys J. 2005 Nov;89(5):L46-8. Epub 2005 Sep 23.


The import motor of the yeast mitochondrial TIM23 preprotein translocase contains two different J proteins, Tim14 and Mdj2.

Mokranjac D, Sichting M, Popov-Celeketić D, Berg A, Hell K, Neupert W.

J Biol Chem. 2005 Sep 9;280(36):31608-14. Epub 2005 Jul 18.


A disulfide relay system in the intermembrane space of mitochondria that mediates protein import.

Mesecke N, Terziyska N, Kozany C, Baumann F, Neupert W, Hell K, Herrmann JM.

Cell. 2005 Jul 1;121(7):1059-69.


Dietary exposure to aflatoxin from maize and groundnut in young children from Benin and Togo, West Africa.

Egal S, Hounsa A, Gong YY, Turner PC, Wild CP, Hall AJ, Hell K, Cardwell KF.

Int J Food Microbiol. 2005 Oct 15;104(2):215-24.


Role of Tim21 in mitochondrial translocation contact sites.

Mokranjac D, Popov-Celeketić D, Hell K, Neupert W.

J Biol Chem. 2005 Jun 24;280(25):23437-40. Epub 2005 May 4.


Chopped, trapped or tacked--protein translocation into the IMS of mitochondria.

Herrmann JM, Hell K.

Trends Biochem Sci. 2005 Apr;30(4):205-11. Review.


Natural occurrence of Fusarium and subsequent fumonisin contamination in preharvest and stored maize in Benin, West Africa.

Fandohan P, Gnonlonfin B, Hell K, Marasas WF, Wingfield MJ.

Int J Food Microbiol. 2005 Mar 15;99(2):173-83.


Maintenance of structure and function of mitochondrial Hsp70 chaperones requires the chaperone Hep1.

Sichting M, Mokranjac D, Azem A, Neupert W, Hell K.

EMBO J. 2005 Mar 9;24(5):1046-56. Epub 2005 Feb 17.


Fate of aflatoxins and fumonisins during the processing of maize into food products in Benin.

Fandohan P, Zoumenou D, Hounhouigan DJ, Marasas WF, Wingfield MJ, Hell K.

Int J Food Microbiol. 2005 Feb 15;98(3):249-59.


Mia40, a novel factor for protein import into the intermembrane space of mitochondria is able to bind metal ions.

Terziyska N, Lutz T, Kozany C, Mokranjac D, Mesecke N, Neupert W, Herrmann JM, Hell K.

FEBS Lett. 2005 Jan 3;579(1):179-84.


Effect of essential oils on the growth of Fusarium verticillioides and fumonisin contamination in corn.

Fandohan P, Gbenou JD, Gnonlonfin B, Hell K, Marasas WF, Wingfield MJ.

J Agric Food Chem. 2004 Nov 3;52(22):6824-9.


Life table study of Sitotroga cerealella (Lepidoptera: Gelichiidae), a strain from West Africa.

Hansen LS, Skovgård H, Hell K.

J Econ Entomol. 2004 Aug;97(4):1484-90.


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