Publications last 5 years


Frostegård Å, Vick SHV, Lim NYN, Bakken LR, Shapleigh JP (2022). Linking meta-omics to the kinetics of denitrification intermediates reveals pH-dependent causes of N2O emissions and nitrite accumulation in soilThe ISME Journal 16:26-37.

Jonassen KJ, Hagen LH, Vick SHV, Arntzen MØ, Eijsink VGH, Frostegård Å, Lycus P, Molstad L, Pope PB, Bakken LR. 2022. Bacteria in biogas digestates for reduced climate forcing. 2021. The ISME Journal 16580-590.

Bueno E, Mania D, Mesa S, Bedmar EJ, Frostegård Å, Bakken LR, Delgado MJ. 2022. Regulation of the emissions of the greenhouse gas nitrous oxide by the soybean endosymbiont Bradyrhizobium diazoefficiens. International Journal of Molecular Sciences 23:1486.

Duffner C, Kublik S, Fösel B, Frostegård Å, Schloter M, Bakken LR, Schulz S. 2022. Genotypic and phenotypic characterisation of hydrogenotrophic denitrifiers. Environmental Microbiology. In Press.

Mousavi SA, Gao Y, Penttinen P, Frostegård Å, Paulin L, Lindström K. 2022. Using amplicon sequencing of rpoB for identification of inoculant rhizobia from peanut nodules. Letters in Applied Microbiology 74:204-211.

Gao Y, Mania D, Mousavi SA, Lycus P, Arntzen M, Woliy K, Lindström K, Shapleigh JP, Bakken LR, Frostegård Å. 2021. Competition for electrons favors N2O reduction in denitrifying Bradyrhizobium isolates. Environmental Microbiology 23:2244-2259. Doi: 10.1111/1462-2920.15404.



 Highton MP, Bakken LR, Dörsch P, Hunefeldt ST, Molstad L, Morales SE (2021): Soil Chemistry and Microbiome Determine N2O Emission Potential in Soils. BioRxiv 2021,

Byers E, Azzaroli-Bleken M, Dörsch P (2021): Winter N2O accumulation and emission in sub-boreal grassland soil depends on clover proportion and soil pH. Environmental Research Communications, 3 015001

Samad MS, Ganasmurthy S, Highton MP, Bakken LR, Clough TJ, deKlein CAM, Richards KG, Lanigan GJ, Morales SE (2021) Urea treatment decouples intrinsic pH control over N2O emissions in soilsSoil Biology and Biochemistry 108461

Ruiz B, Frostegård Å, Bruand C, Meilhoc E (2021) Rhizobia: Highways to NO. Biochemical Society Transactions 26;49(1):495-505. doi: 10.1042/BST20200989.

Gao Y, Mania D, Mousavi SA, Lycus P, Arntzen M, Woliy K, Lindström K, Shapleigh JP, Bakken LR, Frostegård Å (2021) Competition for electrons favors N2O reduction in denitrifying Bradyrhizobium isolates. Environmental Microbiology 23:2244-2259. Doi: 10.1111/1462-2920.15404.

Bakken LR (2021) Spreadsheet for gas kinetics in batch cultures: KincalcResearchgate (2021) doi:10.13140/RG.2.2.19802.23809



Nadeem S, Bakken LR, Frostegård Å, Gaby JC, Dörsch P (2020) Contingent effects of liming on N2O-emissions driven by autotrophic nitrification. Frontiers in Environmental Science 8:598513 

Bakken LR, Frostegård Å (2020) Emerging options for mitigating N2O emission from food production by manipulating the soil microbiota. Current Opinion in Environmental Sustainability 47:89-94 doi: 0.1016/j.cosust.2020.08.010

Highton MP, Bakken LR, Dörsch P, Wakelin S, deKlein C, Molstad L, Morales SE (2020) Soil N2O emission potential falls along a denitrification phenotype gradient linked to differences in microbiome, rainfall and carbon availability. Soil Biology and Biochemistry 150:108004. doi: 10.1016/j.soilbio.2020.108004

Keuschnig C, Gorfer M, Mania D, Frostegård Å, Bakken LR, Larose C (2020) NO and N2O transformations of diverse fungi in hypoxia: evidence for anaerobic respiration only in Fusarium strains. Environmental Microbiology 22:2182-2195. doi: 10.1111/1462-2920.14980

Mania D, K Wolly, T Degefu, Å Frostegård (2020) A common mechanism for efficient N2O reduction in diverse isolates of nodule-forming bradyrhizobia. Environmental Microbiology 22:17-31.

Svennevik OK, Jonassen KR, Svensson K, Hagen L, Westereng B. Solheim OE, Nilsen PJ, Horn SJ, Bakken LR (2020) Protecting thermally hydrolyzed biosolids from pathogenic bacterial growth by addition of compost. Waste and Biomass Valorization doi:10.1007/s12649-020-01300-1

Abalos D, Liang Z, Dörsch P, Elsgaard L (2020): Trade-offs in greenhouse gas emissions across a liming-induced gradient of soil pH: role of microbial structure and functioning. Soil Biology and Biochemistry 150, 108006

Allesson L, Andersen T, Dörsch P, Eiler A, Wie J, Hessen DO (2020): Phosphorus Availability Promotes Bacterial DOC-Mineralization, but Not Cumulative CO2-Production. Frontiers in Microbiology 11, Article 569879

Chen J, Harstad OM, McAllister T, Dörsch P, Holo H (2020): Propionic acid bacteria enhance ruminal feed degradation and reduce methane production in vitro. Acta Agriculturae Scandinavica, Section A—Animal Science.

Thers H, Abalos D, Dörsch P, Elsgaard L (2020): Soil N2O emissions from oilseed rape cultivation show insignificant response to biochar: an analysis of biochar ageing, rate and feedstock type. Science of the Total Environment 724, 138140,

Raji SG, Dörsch P (2020): Effect of legume intercropping on N2O emission and CH4 uptake during maize production in the Ethiopian Rift valley. Biogeosciences 17, 345–359



Kang R, Yu L, Dörsch P, Mulder J (2019): Nitrification is the primary source for NO in N-saturated subtropical forest soils: results from in-situ 15N labeling. Rapid Communications in Mass Spectrometry,

Liu B, Zhang X, Bakken LR, Snipen L, Frostegård Å (2019) Rapid succession of actively transcribing denitrifier populations in agricultural soil during an anoxic spell. Frontiers in Microbiology 9:3208. doi: 10.3389/fmicb.2018.03208

Tzanakakis VA, Taylor AE, Bakken LR, Bottomley PJ, Myrold DD, Dörsch P (2019): Relative activity of ammonia oxidizing archaea and bacteria determine nitrification-dependent N2O emissions in Oregon forest soils. Soil Biology and Biochemistry, 139, 107612

Russenes A, Korsæth A, Bakken LR, Dörsch P (2019) Effects of split application on seasonal N2O emissions in sout east Norway. Nutr Cycl In Agroecosyst 115:41-56

Cavicchioli R, Ripple WJ, Timmis KN, Bakken LR et al (2019) Scientists warning to humanity: microorganisms and climate change. Nat Rev Microbiol 17:569-586. 

Helsten S, Dalgard T, Rankinen K, Tørseth K, Bakken LR et al (2019) Abating N in Nordic agriculture- Policy measures and way forward. J Env Managem 236:674-686 

Conthe M, Lycus P, Arntzen MØ, daSilva AR, Frostegård Å, Bakken LR, Kleerebezem R, van Loosdrecht MSM (2019) Denitrification as an N2O sink. Water Research 151:381-387. 

Graves DB, Bakken LR, Jensen M, Ingels R (2019) Plasma activated Organic fertilizers. Plasma Chemistry and Plasma Processing, 39:1-19

Torregrossa-Crespo J, Pire C, Martinez-Espinosa RM, Bergaust L (2019) Denitrifying haloarchaea within the genus Haloferax display divergent respiraotory phenotypes, with implications for their release of nitrogenous gases. Environmental Microbiology 21:427-436

Roco CA, Dörsch P. Booth JG, et al (2019) Using metagenomics to reveal landscape scale patterns of denitrifiers in a montane forest ecosystemSoil Biol Biochem 107585

Raji SG, Tzanakais V, Dörsch P (2019) Bradyrhizobial inocculation and P application effects on haricot and mung beans in the Ethiopian Rift Valley. Plant and Soil 442:271-284. 

Weldon S, Rasse DP, Budai A, Tomic O, Dörsch P (2109) The effect of biochar temperature series on denitrification: which biochar properties matter? Soil Biol Biochem 135: 173-183 . 

Yu L, Zhu J, Zhang X, Wang Z, Dörsch P (2019) Humid subtropical forestes constitute a net methane source: a catchment scale study. J Geophysical Res Biogeosciences 

Yu L, Mulder J, Zhu J, Zhang X, Wang Z, Dörsch P (2019) Denitrification as a major regional nitrogen sink in subtropical forest catchments: evidence from multi-site dual nitrate isotopes. Global Change Biol 25:1765-1778.

Schlüter S, Zawallich J, Vogel HJ, Dörsch P (2019): Physical constraints for respiration in microbial hotspots in soil and their impact on denitrification. Biogeosciences 16, 3665–3678,


Lycus P, Soriana-Laguna, Kjos M, Richardson DJ, Gates AJ, Milligan DA, Frostegård Å, Bergaust L, Bakken LR (2018) A bet-hedging strategy for denitrifying bacteria curtails their release of N2O. PNAS 115: 11820–11825. doi/10.1073/pnas.1805000115

Lim NY, Frostegård Å, Bakken LR (2018) Nitrite kinteics during anoxia: The role of abiotic reactions versus microbial reduction. Soil Biology and Biochemistry 119:203-209. 

Zhu J, Yu L, Bakken LR, Mørkved PT, Dörsch P (2018) Controlled induction of denitrification in Pseudomonas aureofaciens: A simplified denitrifier method for dual isotope analysis in NO3-Science of the Total Env 633:1370-1378

Schlüter S, Henjes S, Zawallich J, Bergaust L, Horn M, Ippish O, Vogel HJ, Dörsch P (2018) Denitrification in soil aggregate analogues - effect of aggregate size and oxygen diffusionFrontiers in Environmental Science 6:17 doi: 10.3389/fenvs.2018.00017


Torregrossa-Crespo J, Bergaust L, Pire C, Martinez-Espinosa RM (2017) Denitrifying haloarchaea: sources and sinks of nitrogenous gases  FEMS Microbiology Letters 365: fnx270 doi: 10.1093/femsle/fnx270

Bakken LR, Frostegård Å (2017) Sources and sinks for N2O, can microbiologists help to mitigate N2O emissionsEnvironmental Microbiology 19: 4801-4805. doi 10.1111/1462-2920.13978.

Hink L, Lycus P, Gubry-Rangin C. Frostegård A, Nicol G, Prosser J, Bakken LR (2017) Kinetics of NH3 oxidation, NO-turnover, N2O-production and electron flow during oxygen depletion in model bacterial and archaeal ammonia oxidizersEnvironmental Microbiology 19:4882-4896. doi 10.1111/1462-2920.13914

Lycus P, Bøthun KL, Bergaust L, Shapleigh JP, Bakken LR, Frostegård Å (2017) Phenotypic and genotypic richness of denitrifiers revealed by a novel isolation strategyThe ISME Journal 11:2219-2232. doi: 10.1038/ismej.2017.82. 

Wang Y, Tian H, Huang F, Long W, Zhang Q, Wang J, Zhu Y, Wu X, Chen G, Zhao L, Bakken LR, Frostegård Å, Zhang X (2017) Time resolved analysis of a denitrifying bacterial community revealed a core microbiome responsible for the anaerobic degradation of quinolineScientific reports 7:14778 doi:10.1038/s41598-017-15122-0

Zhu Y, Zhang X, Wu X, Chen G, Bakken LR, Zhao L, Frostegård Å, Zhang X (2017) Carbon-driven enrichment of the crucial nitrate reducing bacteria in limed peat soil microcosms. Letters in Applied Microbiology 65 (2) doi: 10.1111/lam.12756

Behrendt T, Braker G, Song G, Pommerenke B, Dörsch P (2017) Nitric oxide emission response to soil moisture is linked to transcriptional activity of functional groupsSoil Biol Biochem 115:337-345

Clough TJ, Lanigan GL, deKlein C, Samad S, Morales SE, Rex D, Bakken LR, Johns C, Condron LM, Richares KG (2017) Influece of soil moisture on codenitrification fluxes from urea-affected pasture soils. Scientific Reports 7:2185

Degefu T, Wolde-meskel E, Woliy K, Frostegård Å (2017) Phylogenetically diverse groups of Bradyrhizobium isolated from nodules of tree and annual legume species growing in Ethiopia. Systematic and Applied Microbiology 40:205-214.

Kang R, Mulder J, Duan L, Dörsch P (2017): Spatial and temporal variability of soil nitric oxide emissions in N-saturated subtropical forest. Biogeochemistry 134, 337-351,

Yu L, Kang R, Mulder J, Zhu J, Dörsch P (2017) Distinct fates of atmogenic NH4+ and NO3- in subtropical, N-saturated forest soils. Biogeochemistry 133:279-294. doi: 10.1007/s10533-017-0332-y

Tzanakakis V, Sturite L, Dörsch P (2017) Biological nitrogen fixation and transfer in a high latitude grass-clover grassland under different management practices. Plant and soil 421:1-2

Zurovec O, Sitaula BK, Custovic H, Zurovec J, Dörsch P (2017): Effect of tillage practice on soil structure, N2O emissions and economics in cereal production under current socioeconomic conditions in central Bosnia and Herzegovina. PloS one  12(11):e0187681

Yu L, Wang Y, Zhang Z, Dörsch P (2017) Phosphorous addition mitigates N2O and CH4 emissions in N-saturated subtropical forest, SW China. Biogeociences 14:3097-3109. 

Kang R, Mulder J, Dörsch P (2017) Modified method for trapping and analyzing 15N in NO released from soils. Analytical Chemistry 89:4124-4130.

Roco CA, Bergaust L. Bakken LR, Yavitt J, Shapleigh J (2017) Modularity of denitrifying soil bacteria: linking phenotype to genotype. Environmental Microbiology, 19:2507-2519 , doi: 10.1111/1462-2920.13250


Published 6. March 2022 - 14:24 - Updated 6. March 2022 - 14:28