Martin Johnsson

Employment

2017-: Department of Animal Breeding and Genetics, Swedish University of Agricultural Sciences.

2017-November 2019: Visiting postdoc, The Roslin Institute, University of Edinburgh.

2016-February 2017: Postdoc, IFM Biology, Linköping University

Education

2011-2015: PhD student in Genetics, IFM Biology, Linköping University.
Thesis topic: Genomics of chicken domestication and feralisation
Supervisor: Dominic Wright

2010: Research assistant, IFM Biology, Linköping University

2010: MSc in Engineering Biology, Linköping University

Publications

Preprints

2020: Johnsson M, Wahlen A, Ros-Freixedes R, Gorjanc G, Chen C-Y, Herring WO, de Koning D-J, Hickey JM. Genetics of recombination rate variation in the pig. doi: 10.1101/2020.03.17.995969

2019: Powell O, Mrode R, Gaynor RC, Johnsson M, Gorjanc G, Hickey JM. Genomic data enables genetic evaluation using data recorded on LMIC smallholder dairy. doi: 10.1101/827956

Peer-reviewed publications

2020: Henriksen R, Höglund A, Fogelholm J, Abbey-Lee R, Johnsson M, Dingemanse N, Wright D. Intra-individual behavioural variability: a trait under genetic control. International Journal of Molecular Sciences. doi:10.3390/ijms21218069

2020: Höglund A, Henriksen R, Fogelholm J, Churcher AM, Guerrera-Bosagna CM, Martinez-Barrio A, Johnsson M, Jensen P, Wright D. The methylation landscape and its role in domestication and gene regulation in the chicken. Nature Communications. doi:10.1038/s41559-020-01310-1

2020: Wright D, Henriksen R, Johnsson M. Defining the domestication syndrome: comment on Lord et al. Trends in Ecology & Evolution. doi:10.1016/j.tree.2020.08.009

2020: Fogelholm J, Henriksen R, Höglund A, Huq N, Johnsson M, Lenz R, Jensen P, Wright D. CREBBP and WDR24 identified as candidate genes for quantitative variation in red-brown plumage colouration in the chicken. Scientific Reports. doi:10.1038/s41598-020-57710-7

2019: Johnsson M, Gaynor RC, Jenko J, Gorjanc G, de Koning D-J, Hickey JM. Removal of alleles by genome editing (RAGE) against deleterious load. Genetics Selection Evolution. doi: 10.1186/s12711-019-0456-8

2019: Jenko J, McClure MC, Matthews D, McClure J, Johnsson M, Gorjanc G, Hickey JM. Analysis of a large dataset reveals haplotypes carrying putatively recessive lethal and semi-lethal alleles with pleiotropic effects on economically important traits in beef cattle. Genetics Selection Evolution. doi: 10.1186/s12711-019-0452-z

2019: Fogelholm J, Inkabi S, Höglund A, Abbey-Lee R, Johnsson M, Jensen P, Henriksen R, Wright D. Genetical genomics of tonic immobility in the chicken. Genes. doi: 10.3390/genes10050341

2018: Johnsson M, Ros-Freixedes R, Gorjanc G, Campbell MA, Naswa S, Kelly K, Lightner J, Rounsley S, Hickey JM. Sequence variation, evolutionary constraint, and selection at the CD163 gene in pigs. Genetics Selection Evolution. doi: 10.1186/s12711-018-0440-8

2018: Ros-Freixedes R, Battagin M, Johnsson M, Gorjanc G, Mileham AJ, Rounsley SD, Hickey JM. Impact of index hopping and bias towards the reference allele on accuracy of genotype calls from low-coverage sequencing. Genetics Selection Evolution. doi: 10.1186/s12711-018-0436-4

2018: Johnsson M. Integrating selection mapping with genetic mapping and functional genomics. Frontiers in Genetics. doi: 10.3389/fgene.2018.00603

2018: Johnsson M, Henriksen R, Höglund A, Fogelholm J, Jensen P, Wright D. Genetical genomics of growth in a chicken model. BMC genomics. doi: 10.1186/s12864-018-4441-3

2018: Johnsson M, Henriksen R, Fogelholm J, Höglund A, Jensen P, Wright D. Genetics and genomics of social behavior in a chicken model. Genetics. doi: 10.1534/genetics.118.300810

2017: Fallahsharoudi A, de Kock N, Johnsson M, Bektic L, Ubhayasekera SJKA, Bergquist J, Wright D, Jensen P. QTL mapping of stress related gene expression in a cross between domesticated chickens and ancestral red junglefowl. Molecular and Cellular Endocrinology. doi: 10.1016/j.mce.2017.02.010

2017: Fallahsharoudi A, de Kock N, Johnsson M, Bektic L, Ubhayasekera SJKA, Bergquist J, Wright D, Jensen P. Genetic and targeted eQTL mapping reveals strong candidate genes modulating the stress response during chicken domestication. G3: Genes| Genomes| Genetics. doi: 10.1534/g3.116.037721

2017: Atikuzzaman M, Alvarez-Rodriguez M, Carrillo AV, Johnsson M, Wright D, Rodriguez-Martinez H. Conserved gene expression in sperm reservoirs between birds and mammals in response to mating. BMC Genomics. doi: 10.1186/s12864-017-3488-x

2016: Johnsson M, Gering E, Willis P, Lopez S, Van Dorp L, Hellenthal G, Henriksen R, Friberg U, Wright D. Feralisation targets different genomic loci to domestication in the chicken. Nature Communications. doi: 10.1038/ncomms12950

2016: Henriksen R, Johnsson M, Andersson L, Jensen P, Wright D. The domesticated brain: genetics of brain mass and brain structure in an avian species. Scientific Reports. doi: 10.1038/srep34031

2016: Jensen P, Person ME, Wright D, Johnsson M, Sundman A-S, Roth LSV. The genetics of how dogs became our social allies. Current directions in psychological science. doi: 10.1177/0963721416657050

2016: Sundman A-S, Johnsson M, Wright D, Jensen P. Similar recent selection criteria associated with different behavioural effects in two dog breeds. Genes, Brain and Behavior. doi: 10.1111/gbb.12317

2016: Bélteky J, Agnvall B, Johnsson M, Wright D, Jensen P. Domestication and tameness: brain gene expression in red junglefowl selected for less fear of humans suggests effects on reproduction and immunology. Royal Society Open Science. doi: 10.1098/rsos.160033

2016: Johnsson M, Williams M, Jensen P, Wright D. Genetical Genomics of Behavior: A Novel Chicken Genomic Model for Anxiety Behavior. Genetics doi: 10.1534/genetics.115.179010.

2016: Johnsson M, Jonsson KB, Andersson L, Jensen P, Wright D. Quantitative Trait Locus and Genetical Genomics Analysis Identifies Putatively Causal Genes for Fecundity and Brooding in the Chicken. G3: Genes| Genomes| Genetics doi: 10.1534/g3.115.024299

2015: Fallahsharoudi A, de Kock N, Johnsson M, Ubhayasekera SJKA, Bergquist J, Wright D, Jensen P. Domestication Effects on Stress Induced Steroid Secretion and Adrenal Gene Expression in Chickens. Scientific Reports doi: 10.1038/srep15345

2015: Johnsson M, Jonsson KB, Andersson L, Jensen P, Wright D. Genetic regulation of bone metabolism in the chicken: similarities and differences to mammalian systems. PLOS Genetics. doi: 10.1371/journal.pgen.1005250

2015: Persson ME, Roth LSV, Johnsson M, Wright D, Jensen P.Human-directed social behaviour in dogs shows significant heritability. Genes, Brain and Behavior. doi: 10.1111/gbb.12194

2015: Gering E, Johnsson M, Willis P, Getty T, Wright D. Mixed ancestry and admixture in Kauai's feral chickens: invasion of domestic genes into ancient Red Junglefowl reservoirs. Molecular Ecology. doi: 10.1111/mec.13096

2014: Johnsson M, Rubin C-J, Höglund A, Sahlqvist A-S, Jonsson KB, Kerje S, Ekwall O, Kämpe O, Andersson L, Jensen P Wright D. The role of pleiotropy and linkage in genes affecting a sexual ornament and bone allocation in the chicken. Molecular Ecology. doi: 10.1111/mec.12723

2012: Johnsson M, Gustafson I, Rubin C-J, Sahlqvist A-S, Jonsson KB, Kerje S, Ekwall O, Kämpe O, Andersson L, Jensen P Wright D. A sexual ornament in chickens is affected by pleiotropic alleles at HAO1 and BMP2, selected during domestication. PLOS Genetics. doi: 10.1371/journal.pgen.1002914

2012: Nätt D, Rubin C-J, Wright D, Johnsson M, Beltéky J, Andersson L, Jensen P. Heritable genome-wide variation of gene expression and promoter methylation between wild and domesticated chickens. BMC Genomics. doi:10.1186/1471-2164-13-59

Book chapters

2020: Johnsson M. Genetics and genomics of skeletal traits in poultry species. In: Aggrey, Zhou, Tixier-Bouchard & Rhoads Eds. Advances in poultry genetics and genomics. Burleigh Dodds Science Publishing.

2015: Johnsson M. The Genomics of Sexual Ornaments, Gene Identification and Pleiotropy. In: Pontarotti Ed. Evolutionary Biology: Biodiversification from Genotype to Phenotype. Springer International Publishing. pp. 19-34.

Conference papers

2018: Johnsson M, Ros-Freixedes R, Chen C-Y, Mileham AJ, Gorjanc G, de Koning D-J, Hickey JM. Predicting deleterious sequence variants in the pig. Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Technologies - Gene Editing, p. 153.

2018: Ros-Freixedes R, Whalen A, Somavilla A, Gonen S, Battagin M, Johnsson M, Gorjanc G, Chen C-Y, Cleveland MA, Kelley JA, Campbell MA, Mileham AJ, Hickey JM. Preliminary results from a large sequencing project in a pig breeding program. Proceedings of the World Congress on Genetics Applied to Livestock Production, vol. Species - Porcine 2, p. 461.

2019: Johnsson M. A crack in creation. EUsci Magazine. Book review in popular science magazine.

2019: Johnsson M. Framtidens teknik och genetik på konferens i USA. Grisföretagaren. Popular science in trade magazine.

2017: Johnsson M. Changes in behavior and emotion under chicken domestication. Animal Sentience. Commentary.

Grants

2017-2020: The genetic basis of quantitative traits in pigs and chickens. Formas mobility starting grant for young researchers.

2016: Den molekylära grunden för ett sexuellt ornament hos höns: genreglerande varianter i comb1. Längmanska kulturfonden.

2015: Den molekylära grunden för kvantitativa egenskaper -- studier av ett locus som påverkar kamstorlek hos höns. Lars Hiertas minnesfond.

Conference participation

2020: "Genetics of recombination rate variation in the pig", The Allied Genetics Conference Online. Digital poster.

2019: "Prediction deleterious variants in the pig", A Century of Genetics, Edinburgh, UK. Poster.

2019: "Predicting deleterious variants in the pig", European Society for Evolutionary Biology, Turku, Finland. Poster.

2019: "Predicting deleterious variants in the pig", International Society for Animal Genetics, Lleida, Spain. Poster.

2019: "Predicting deleterious variants in the pig", Edinburgh Alliance for Complex Trait Genetics, Edinburgh, UK. Talk.

2018: "Ideas for future animal breeding", National Swine Improvement Federation, Nashville, US. Talk.

2018: "Predicting deleterious sequence variants in the pig", World Congress of Genetics Applied to Livestock Production, Auckland, New Zealand. Talk.

2018: "Predicting deleterious sequence variants", workshop on The potential of genomics on animal production and health research to promote food security, reduce food poverty and mitigate the environmental impact, Tetatiplan and Guadalajara, Mexico. Talk.

2017: "Genetical genomics of domestication in a wild by domestic chicken intercross", European Society for Evolutionary Biology, Groningen, Netherlands. Poster.

2016: "Genomics of feralisation and admixture in the chicken", Swedish Bioinformatics Workshop, Linköping, Sweden. Talk.

2016: "Genetical genomics of domestication traits in the chicken", Evolutionary Biology Meeting at Marseille, Marseille, France. Talk.

2016: "Genetical genomics of chicken domestication traits", Evolution in Sweden 2016, Lund, Sweden. Poster.

2015: "Signatures of selection in an admixed feral chicken population", European Society for Evolutionary Biology, Lausanne, Switzerland. Talk.

2015: "Genetical genomics of fearful behaviours under chicken domestication", International Behavior and Neural Genetics Society, Uppsala, Sweden. Poster.

2014: "Quantitative trait genes for open field behaviour under chicken domestication", Evolution in Sweden 2014, Uppsala, Sweden. Poster.

2014: "Genetical genomics of chicken comb size and pleiotropy with bone allocation", Evolutionary Biology Meeting at Marseille, Marseille, France. Talk.

2013: "Quantitative trait genes for fearful behaviour in an intercross of wild and domestic chickens!", Genetics of Adaptation, Uppsala, Sweden. Poster.

2013: "Quantitative trait genes for fearful behaviour under chicken domestication", European Society for Evolutionary Biology, Lisbon, Portugal. Poster.

2012: "QTL mapping of behaviour and gene expression in an advanced intercross of wild and domestic chickens", International Conference of Quantitative Genetics, Edinburgh, United Kingdom. Poster.

2011: "Behavioural QTL and brain eQTL mapping in an intercross of wild and domestic chickens", European Society for Evolutionary Biology, Tübingen, Germany. Poster.

Society memberships

Genetics Society. 2018-

American Genetics Society. 2019-

Research experience

2017-: Postdoc, The Roslin Institute, University of Edinburgh
Genomics of pigs and chickens

2016-February 2017: Postdoc, Linköping University
Genetical genomics of chicken liver and growth.

2011-2015: PhD student, Linköping University
Genetical genomics of chicken behaviour, brain, comb and bone.
Bioinformatic and population genomic analysis of massively parallel resequencing data.
Quantitative genetics of dog behaviour.

2010: Research assistant, Linköping University
Gene expression analysis of the chicken comb

2010: Masters student, Linköping University
DNA methylation analysis by means of high resolution melting

Teaching experience

2019: Swedish University of Agricultural Science. Biomedicinsk baskurs (genetics exercises).

2018: University of Zagreb "Modern plant and animal applied genomics driven by genotype and sequence data", lectures and practical on working with genome annotation, predicting deleterious variants, and the theory of deleterious load.

2017: Linköping University Scripting for Data Analysis (with R), PhD course.

2011-2016: Linköping University
Cell biology, laboratory course and lectures (cell structure, microscopy, basic cell biology concepts, and laboratory practices). Molecular genetics, laboratory course (DNA isolation, PCR, gel elecrophoresis, transformation).
Gene expression analysis, laboratory course (RNA isolation, quantitative real time PCR, Northern blot).
Communicating science, seminars and graduation symposium (poster and oral presentations, scheduling of reviewer sessions, organization of symposum).
Ethology, lectures on behaviour genetics
Introduction to R, seminars in PhD course.

Service to profession

2020: Review panel member Swedish Research Council, NT-12 Ecology, systematics and evolution.

2018: Member of the scientific committee of the Big Data in Agriculture symposium, May 14-15, The Roslin Institute.

2017: Reviewed for Peerage of Science. Awarded Peerage of Science Reviewer Prize 2017.

2016-: Reviewed papers for journals G3: Genes| Genomes| Genetics, Genetics Selection Evolution, PLOS ONE, Journal of Dairy Science, Genes, Rethinking Ecology, GigaScience, Animals, Frontiers in Genetics, BMC Genomics, Plant Biotechnology Journal, Genome Biology and Evolution, Animal biology, International Journal of Molecular Sciences, Animal Genetics, Proceedings of the Royal Society B: Biological Sciences. (Publons profile: https://publons.com/author/1192660/martin-johnsson#profile)

Science communication

2020: Participated in March I'm A Scientist, online engagement activity for UK schools, in the Food Zone.

2019: Exhibition at Roslin Institute tent at the Royal Highland Show, Edinburgh.

2018: Exhibition at fair during Roslin Institute Campus Open Day.

2018: Talked to four school classes about livestock genomics and animal breeding through the Skype a Scientist program.

2018: Ran an activity in the at Roslin Institute tent at the Royal Highland Show, Edinburgh.

2017: Exhibition at fair during Roslin Institute Campus Open Day.

2016: During one week, curated the rotating Twitter account @biotweeps.

2015: During one week, curated the rotating Twitter account @sweden, run by the Swedish Institute, wrote about and answered questions about genetics, evolution, and life as a PhD student.

2015: Spoke at Linköping University Library popular science lecture series, "Fängslande forskning".

2011-2016: Exhibition at fair, Populärvetenskapliga veckan, Linköping University, presenting PhD project.