Dr Brittany Mitchell
Honorary Fellow
School of Biomedical Sciences
QIMR Berghofer
Book Chapter
Morosoli, José J., Mitchell, Brittany L. and Medland, Sarah E. (2022). Methodology of twin studies. Twin research for everyone: from biology to health, epigenetics, and psychology. (pp. 189-214) edited by Adam Tarnoki, David Tarnoki, Jennifer Harris and Nancy Segal. Amsterdam, Netherlands: Elsevier. doi: 10.1016/B978-0-12-821514-2.00035-0
Journal Articles
Scott, Jan, Crouse, Jacob J., Medland, Sarah E., Mitchell, Brittany L., Gillespie, Nathan A., Martin, Nicholas G. and Hickie, Ian B. (2025). Polygenic risk scores and help-seeking behaviour in young people with recent onset of mood and psychotic disorders. Journal of Affective Disorders, 372, 40-47. doi: 10.1016/j.jad.2024.11.067
Monistrol-Mula, Anna, Felez-Nobrega, Mireia, Byrne, Enda M., Lind, Penelope A., Hickie, Ian B., Martin, Nicholas G., Medland, Sarah E., Colodro-Conde, Lucía and Mitchell, Brittany L. (2024). The effect of polygenic liability to mental disorders on COVID-19 outcomes in people with depression: the mediating role of anxiety. Psychological Medicine, 1-10. doi: 10.1017/s0033291724001983
García-Marín, Luis M., Campos, Adrian I., Diaz-Torres, Santiago, Rabinowitz, Jill A., Ceja, Zuriel, Mitchell, Brittany L., Grasby, Katrina L., Thorp, Jackson G., Agartz, Ingrid, Alhusaini, Saud, Ames, David, Amouyel, Philippe, Andreassen, Ole A., Arfanakis, Konstantinos, Arias-Vasquez, Alejandro, Armstrong, Nicola J., Athanasiu, Lavinia, Bastin, Mark E., Beiser, Alexa S., Bennett, David A., Bis, Joshua C., Boks, Marco P. M., Boomsma, Dorret I., Brodaty, Henry, Brouwer, Rachel M., Buitelaar, Jan K., Burkhardt, Ralph, Cahn, Wiepke, Calhoun, Vince D. ... Rentería, Miguel E. (2024). Genomic analysis of intracranial and subcortical brain volumes yields polygenic scores accounting for variation across ancestries. Nature Genetics, 56 (11), 1-12. doi: 10.1038/s41588-024-01951-z
Wilkinson, James, Scott Curry, Oliver, Mitchell, Brittany L. and Bates, Timothy (2024). Modular morals: Mapping the organization of the moral brain. Brain and Cognition, 180 106201, 106201. doi: 10.1016/j.bandc.2024.106201
Crouse, Jacob J., Park, Shin Ho, Byrne, Enda M., Mitchell, Brittany L., Scott, Jan, Medland, Sarah E., Lin, Tian, Wray, Naomi R., Martin, Nicholas G. and Hickie, Ian B. (2024). Patterns of stressful life events and polygenic scores for five mental disorders and neuroticism among adults with depression. Molecular Psychiatry, 29 (9), 2765-2773. doi: 10.1038/s41380-024-02492-x
Mosley, Philip E., van der Meer, Johan N., Hamilton, Lachlan H. W., Fripp, Jurgen, Parker, Stephen, Jeganathan, Jayson, Breakspear, Michael, Parker, Richard, Holland, Rebecca, Mitchell, Brittany L., Byrne, Enda, Hickie, Ian B., Medland, Sarah E., Martin, Nicholas G. and Cocchi, Luca (2024). Markers of positive affect and brain state synchrony discriminate melancholic from non-melancholic depression using naturalistic stimuli. Molecular Psychiatry. doi: 10.1038/s41380-024-02699-y
Monistrol-Mula, Anna, Diaz-Torres, Santiago, Felez-Nobrega, Mireia, Haro, Josep Maria, Medland, Sarah E. and Mitchell, Brittany L. (2024). Genetic analyses point to alterations in immune-related pathways underpinning the association between psychiatric disorders and COVID-19. Molecular Psychiatry. doi: 10.1038/s41380-024-02643-0
Reyes-Pérez, Paula, García-Marín, Luis M., Aman, Asma M., Antar, Tarek, Flores-Ocampo, Victor, Mitchell, Brittany L., Medina-Rivera, Alejandra and Rentería, Miguel E. (2024). Investigating the Shared Genetic Etiology Between Parkinson’s Disease and Depression. Journal of Parkinson's Disease, 14 (3), 1-11. doi: 10.3233/jpd-230176
Crouse, Jacob J., Park, Shin Ho, Byrne, Enda M., Mitchell, Brittany L., Chan, Karina, Scott, Jan, Medland, Sarah E., Martin, Nicholas G., Wray, Naomi R. and Hickie, Ian B. (2024). Evening chronotypes with depression report poorer outcomes of SSRIs: A survey-based study of self-ratings. Biological Psychiatry, 96 (1), 4-14. doi: 10.1016/j.biopsych.2023.12.023
García-Marín, Luis M., Ogonowski, Natalia S., Han, Laura K.M., Maya-Martínez, Mateo, Mitchell, Brittany L., Schmaal, Lianne, Martin, Nicholas G. and Rentería, Miguel E. (2024). Investigating the genetic relationship of intracranial and subcortical brain volumes with depression and other psychiatric disorders. Imaging Neuroscience, 2, 1-16. doi: 10.1162/imag_a_00291
Shin, Mirim, Crouse, Jacob J., Byrne, Enda M., Mitchell, Brittany L., Lind, Penelope, Parker, Richard, Tonini, Emiliana, Carpenter, Joanne S., Wray, Naomi R., Colodro-Conde, Lucia, Medland, Sarah E. and Hickie, Ian B. (2024). Changes in sleep patterns in people with a history of depression during the COVID-19 pandemic: a natural experiment. BMJ Mental Health, 27 (1) e301067. doi: 10.1136/bmjment-2024-301067
García-Marín, Luis M., Reyes-Pérez, Paula, Diaz-Torres, Santiago, Medina-Rivera, Alejandra, Martin, Nicholas G., Mitchell, Brittany L. and Rentería, Miguel E. (2023). Shared molecular genetic factors influence subcortical brain morphometry and Parkinson’s disease risk. npj Parkinson's Disease, 9 (1) 73, 73. doi: 10.1038/s41531-023-00515-y
Campos, Adrian I., Ingold, Nathan, Huang, Yunru, Mitchell, Brittany L., Kho, Pik-Fang, Han, Xikun, García-Marín, Luis M., Ong, Jue-Sheng, 23andMe Research Team, Law, Matthew H., Yokoyama, Jennifer S., Martin, Nicholas G., Dong, Xianjun, Cuellar-Partida, Gabriel, MacGregor, Stuart, Aslibekyan, Stella and Rentería, Miguel E. (2023). Discovery of genomic loci associated with sleep apnoea risk through multi-trait GWAS analysis with snoring. Sleep, 46 (3) zsac308, 1-14. doi: 10.1093/sleep/zsac308
Scott, Jan, Crouse, Jacob J., Medland, Sarah, Byrne, Enda, Iorfino, Frank, Mitchell, Brittany, Gillespie, Nathan A., Martin, Nicholas, Wray, Naomi and Hickie, Ian B. (2023). Polygenic risk scores and the prediction of onset of mood and psychotic disorders in adolescents and young adults. Early Intervention in Psychiatry, 18 (6), 397-405. doi: 10.1111/eip.13472
Thorp, Jackson G, Mitchell, Brittany L., Gerring, Zachary F, Ong, Jue-Sheng, Gharahkhani, Puya, Derks, Eske M. and Lupton, Michelle K. (2022). Genetic evidence that the causal association of educational attainment with reduced risk of Alzheimer's disease is driven by intelligence. Neurobiology of Aging, 119, 127-135. doi: 10.1016/j.neurobiolaging.2022.07.011
Mitchell, Brittany L., Hansell, Narelle K., McAloney, Kerrie, Martin, Nicholas G., Wright, Margaret J., Renteria, Miguel E. and Grasby, Katrina L. (2022). Polygenic influences associated with adolescent cognitive skills. Intelligence, 94 101680, 1-9. doi: 10.1016/j.intell.2022.101680
Crouse, Jacob J., Ho, Nicholas, Scott, Jan, Parker, Richard, Park, Shin Ho, Couvy-Duchesne, Baptiste, Mitchell, Brittany, Byrne, Enda M., Hermens, Daniel F., Medland, Sarah E., Martin, Nicholas G., Gillespie, Nathan A. and Hickie, Ian B. (2022). Dynamic networks of psychological symptoms, impairment, substance use, and social support: the evolution of psychopathology among emerging adults. European Psychiatry, 65 (1) e32, 1-24. doi: 10.1192/j.eurpsy.2022.23
Rabinowitz, Jill A., Campos, Adrian I., Ong, Jue-Sheng, García-Marín, Luis M., Alcauter, Sarael, Mitchell, Brittany L, Grasby, Katrina L, Cuéllar-Partida, Gabriel, Gillespie, Nathan A, Huhn, Andrew S, Martin, Nicholas G, Thompson, Paul M, Medland, Sarah E, Maher, Brion S and Rentería, Miguel E (2022). Shared genetic etiology between cortical brain morphology and tobacco, alcohol, and cannabis use. Cerebral Cortex, 32 (4), 796-807. doi: 10.1093/cercor/bhab243
Mitchell, Brittany L., Saklatvala, Jake R., Dand, Nick, Hagenbeek, Fiona A., Li, Xin, Min, Josine L., Thomas, Laurent, Bartels, Meike, Jan Hottenga, Jouke, Lupton, Michelle K., Boomsma, Dorret I., Dong, Xianjun, Hveem, Kristian, Løset, Mari, Martin, Nicholas G., Barker, Jonathan N., Han, Jiali, Smith, Catherine H., Rentería, Miguel E. and Simpson, Michael A. (2022). Genome-wide association meta-analysis identifies 29 new acne susceptibility loci. Nature Communications, 13 (1) 702, 702. doi: 10.1038/s41467-022-28252-5
Bivol, Svetlana, Mellick, George D., Gratten, Jacob, Parker, Richard, Mulcahy, Aoibhe, Mosley, Philip E., Poortvliet, Peter C., Campos, Adrian I., Mitchell, Brittany L., Garcia-Marin, Luis M., Cross, Simone, Ferguson, Mary, Lind, Penelope A., Loesch, Danuta Z., Visscher, Peter M., Medland, Sarah E., Scherzer, Clemens R., Martin, Nicholas G. and Rentería, Miguel E. (2022). Australian Parkinson’s Genetics Study (APGS): pilot (n=1532). BMJ Open, 12 (2) e052032, e052032. doi: 10.1136/bmjopen-2021-052032
Campos, Adrian I., Byrne, Enda M., Mitchell, Brittany L., Wray, Naomi R., Lind, Penelope A., Licinio, Julio, Medland, Sarah E., Martin, Nicholas G., Hickie, Ian B. and Rentería, Miguel E. (2022). Impact of CYP2C19 metaboliser status on SSRI response: a retrospective study of 9500 participants of the Australian Genetics of Depression Study. The Pharmacogenomics Journal, 22 (2), 130-135. doi: 10.1038/s41397-022-00267-7
Arends, Rachel M., Pasman, Joëlle A., Verweij, Karin J.H., Derks, Eske M., Gordon, Scott D., Hickie, Ian, Thomas, Nathaniel S., Aliev, Fazil, Zietsch, Brendan P., van der Zee, Matthijs D., Mitchell, Brittany L., Martin, Nicholas G., Dick, Danielle M., Gillespie, Nathan A., de Geus, Eco J.C., Boomsma, Dorret I., Schellekens, Arnt F.A. and Vink, Jacqueline M. (2021). Associations between the CADM2 gene, substance use, risky sexual behavior, and self-control: A phenome-wide association study. Addiction Biology, 26 (6) e13015, e13015. doi: 10.1111/adb.13015
Mitchell, Brittany L., Campos, Adrian I., Whiteman, David C., Olsen, Catherine M., Gordon, Scott D., Walker, Adam J., Dean, Olivia M., Berk, Michael, Hickie, Ian B., Medland, Sarah E., Wray, Naomi R., Martin, Nicholas G. and Byrne, Enda M. (2021). The Australian Genetics of Depression Study: new risk loci and dissecting heterogeneity between subtypes. Biological Psychiatry, 92 (3), 227-235. doi: 10.1016/j.biopsych.2021.10.021
Scott, Jan, Crouse, Jacob J., Ho, Nicholas, Carpenter, Joanne, Martin, Nicholas, Medland, Sarah, Parker, Richard, Byrne, Enda, Couvy-Duchesne, Baptiste, Mitchell, Brittany, Merikangas, Kathleen, Gillespie, Nathan A. and Hickie, Ian (2021). Can network analysis of self-reported psychopathology shed light on the core phenomenology of bipolar disorders in adolescents and young adults?. Bipolar Disorders, 23 (6), 584-594. doi: 10.1111/bdi.13067
Hwang, Liang-Dar, Mitchell, Brittany L., Medland, Sarah E., Martin, Nicholas G., Neale, Michael C. and Evans, David M. (2021). The augmented Classical Twin Design: incorporating genome‐wide identity by descent sharing into twin studies in order to model violations of the equal environments assumption. Behavior Genetics, 51 (3), 223-236. doi: 10.1007/s10519-021-10044-0
Mitchell, Brittany L., Kirk, Katherine M., McAloney, Kerrie, Wright, Margaret J., Davenport, Tracey A., Hermens, Daniel F., Scott, James G., McGrath, John J., Gillespie, Nathan A., Carpenter, Joanne S., O’Callaghan, Victoria S., Medland, Sarah, Christensen, Helen, Martin, Nicholas G., Burns, Jane M. and Hickie, Ian B. (2021). 16Up: Outline of a study investigating wellbeing and information and communication technology use in adolescent twins. Twin Research and Human Genetics, 23 (6) PII S1832427420000833, 1-13. doi: 10.1017/thg.2020.83
Mitchell, Brittany L., Cuéllar-Partida, Gabriel, Grasby, Katrina L., Campos, Adrian I., Strike, Lachlan T., Hwang, Liang-Dar, Okbay, Aysu, Thompson, Paul M., Medland, Sarah E., Martin, Nicholas G., Wright, Margaret J. and Rentería, Miguel E. (2020). Educational attainment polygenic scores are associated with cortical total surface area and regions important for language and memory. NeuroImage, 212 116691, 116691. doi: 10.1016/j.neuroimage.2020.116691
Revez, Joana A., Lin, Tian, Qiao, Zhen, Xue, Angli, Holtz, Yan, Zhu, Zhihong, Zeng, Jian, Wang, Huanwei, Sidorenko, Julia, Kemper, Kathryn E., Vinkhuyzen, Anna A. E., Frater, Julanne, Eyles, Darryl, Burne, Thomas H. J., Mitchell, Brittany, Martin, Nicholas G., Zhu, Gu, Visscher, Peter M., Yang, Jian, Wray, Naomi R. and McGrath, John J. (2020). Genome-wide association study identifies 143 loci associated with 25 hydroxyvitamin D concentration. Nature Communications, 11 (1) 1647, 1-12. doi: 10.1038/s41467-020-15421-7
Mitchell, Brittany L., Campos, Adrian I., Rentería, Miguel E., Parker, Richard, Sullivan, Lenore, McAloney, Kerrie, Couvy-Duchesne, Baptiste, Medland, Sarah E., Gillespie, Nathan A., Scott, Jan, Zietsch, Brendan P., Lind, Penelope A., Martin, Nicholas G. and Hickie, Ian B. (2019). Twenty-Five and Up (25Up) Study: A New Wave of the Brisbane Longitudinal Twin Study. Twin Research and Human Genetics, 22 (03) PII S1832427419000276, 154-163. doi: 10.1017/thg.2019.27
Mitchell, Brittany L., Zhu, Gu, Medland, Sarah E., Renteria, Miguel. E., Eyles, Darryl W., Grasby, Katrina L., McGrath, John J. and Martin, Nicholas G. (2019). Half the genetic variance in vitamin D concentration is shared with skin colour and sun exposure genes. Behavior Genetics, 49 (4), 386-398. doi: 10.1007/s10519-019-09954-x
Conference Papers
Werwath, Kathryn, Lawn, Rebecca, Salem, Madeleine, Li, Tayden, Gordon, Scott, Shen, Hanyang, Mitchell, Brittany, Kung, Benson, Stafford, Ciera, Vemuri, Mytilee, Ratanatharathorn, Andrew, Meijsen, Joeri, Medland, Sarah E., Martin, Nicholas G. and Duncan, Laramie (2024). Trans-ancestry GWAS Of Hot Flushes Reveals Potent Treatment Target, Overlap With Psychiatric Disorders, And Cell Types Matching Known Hot Flash Neurons. World Congress of Psychiatric Genetics WCPG 2024, Singapore, 15-19 October 2024. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2024.08.207
Strike, Lachlan, Mitchell, Brittany, McMahon, Katie, de Zubicaray, Greig and Medland, Sarah E. (2024). Examining Polygenic Influences On Brain Function And Anxiety/depression Symptoms During Adolescence. World Congress of Psychiatric Genetics WCPG 2024, Singapore, 15-19 October 2024. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2024.08.415
Mitchell, Brittany, Martin, Nick and Medland, Sarah E. (2024). Genetic and environmental predictors of treatment resistant depression. World Congress of Psychiatric Genetics WCPG 2024, Singapore, 15-19 October 2024. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2024.08.067
Hopkins, Kristen L., Lind, Penelope A., Mitchell, Brittany L., Whiteman, David C., Olsen, Catherine M., Siskind, Dan J., Hickie, Ian B., Martin, Nicholas G. and Medland, Sarah E. (2022). Can polygenic Risk Scores Predict Who Will Receive or Respond Better to Electroconvulsive Therapy for Treatment of Major Depressive Disorder?. 51st Annual Meeting of the Behavior-Genetics-Association (BGA), Los Angeles Ca, Jun 22-25, 2022. NEW YORK: SPRINGER.
Medland, Sarah E., Mitchell, Brittany, Campos, Adrian, Whiteman, David C., Olsen, Catherine M., Siskind, Dan J., Hickie, Ian, Lind, Penelope A. and Martin, Nicholas G. (2022). Challenges to Incorporating Polygenic Risk Scores in Clinical Mental Health Practice. 51st Annual Meeting of the Behavior-Genetics-Association (BGA), Los Angeles Ca, Jun 22-25, 2022. NEW YORK: SPRINGER.
Martin, Nick, Mitchell, Brittany, Medland, Sarah, Byrne, Enda, Wray, Naomi, Whiteman, David, Olsen, Catherine and Hickie, Ian (2022). Exploring genetic heterogeneity of depression: scalar and non-scalar SNP effects in the genetics of mild versus severe depression. World Congress of Psychiatric Genetics (WCPG), Florence, Italy, 13-17 September 2022. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2022.07.099
ter Kuile, Abigail, Mitchell, Brittany, Peel, Alicia, Mundy, Jessica, Hubel, Christopher, Zvrskovec, Johan, Palmos, Alish, Coleman, Jonathan, Davies, Molly, Martin, Nick, Byrne, Enda M., Medland, Sarah E., Wray, Naomi R., Adey, Brett N., Lee, Sang Hyuck, Furtjes, Anna E., Morneau-Vaillancourt, Genevieve, Purves, Kirstin, Skelton, Megan, Hotopf, Matthew, Smith, Daniel J., Veale, David, Armour, Cherie, McIntosh, Andrew, Walters, James T. R., Jones, Ian R., Hirsch, Colette R., Kalsi, Gursharan, Breen, Gerome and Eley, Thalia (2022). Exploring the genome-wide genetic overlap between anxiety and fear disorders. World Congress of Psychiatric Genetics (WCPG), Florence, Italy, 13-17 September 2022. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2022.07.014
Fabbri, Chiara, Krebs, Kristi, Sealock, Julia, Mitchell, Brittany, McIntosh, Andrew, Lehto, Kelli, Milani, Lili and Lewis, Cathryn (2022). A genome-wide meta-analysis of treatment-resistant depression defined using electronic health records. World Congress of Psychiatric Genetics (WCPG), Florence, Italy, 13-17 September 2022. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2022.07.300
Sidari, Morgan, Mitchell, Brittany, Conde, Lucia Colodro, Maguire, Sarah, Kennedy, Martin, Jordan, Jenny, Parker, Richard, Bulik, Cynthia and Martin, Nick (2022). Using multi-polygenic risk score analyses to predict anorexia nervosa case status. World Congress of Psychiatric Genetics (WCPG), Florence, Italy, 13-17 September 2022. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.euroneuro.2022.07.233