Jónrit Halling
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Jónrit Halling, M.Sc (pharmacist), PhD

Associate Professor in Molecular Biology, Faculty of Science and Technology, University of the Faroe Islands

Program leader for the Biology and Molecular Life Science Education, Faculty of Science and Technology, University of the Faroe Islands

Staff representative on the Board of Directors of the University of the Faroe Islands

Aug-nov 2019 - Acting Dean, Faculty of Science and Technology, University of the Faroe Islands

Research interests

Pharmacogenetics - Genetics - Environmental epidemiology - Epidemiology


Biochemistry, Toxicology, and Pharmacology


Leblond CS, Cliquet F, Carton C, Huguet G, Mathieu A, Kergrohen T, Buratti J, Lemière N, Cuisset L, Bienvenu T, Boland A, Deleuze JF, Stora T, Biskupstoe R, Halling J, Andorsdóttir G, Billstedt E, Gillberg C, Bourgeron T. Both rare and common genetic variants contribute to autism in the Faroe Islands. NPJ Genom Med. 2019 Jan 21;4:1.

Crooks SA, Bech S, Halling J, Christiansen DH, Ritz B, Petersen MS. Carnitine levels and mutations in the SLC22A5 gene in Faroes patients with Parkinson's disease. Neurosci Lett. 2018 May 14;675:116-119

Veyhe AS, Andreassen J, Halling J, Grandjean P, Petersen MS, Weihe P. Prevalence of type 2 diabetes and prediabetes in the Faroe Islands. Diabetes Res Clin Pract. 2018 Jun;140:162-173

Petersen MS, Halling J, Jørgensen N, Nielsen F, Grandjean P, Jensen TK, Weihe P. Reproductive Function in a Population of Young Faroese Men with Elevated Exposure to Polychlorinated Biphenyls (PCBs) and Perfluorinated Alkylate Substances (PFAS). Int J Environ Res Public Health. 2018 Aug 30;15(9).

Weihe P, Debes F, Halling J, Petersen MS, Muckle G, Odland JØ, Dudarev A, Ayotte P, Dewailly É, Grandjean P, Bonefeld-Jørgensen E. Health effects associated with measured levels of contaminants in the Arctic. Int J Circumpolar Health. 2016 Dec 13;75:33805.

Weihe P, Bjerregaard P, Bonefeld-Jørgensen E, Dudarev A, Halling J, Hansen S, Muckle G, Nøst T, Odland JØ, Petersen MS, Rautio A, Veyhe AS, Wennberg M, Bergdahl I. Overview of ongoing cohort and dietary studies in the Arctic. Int J Circumpolar Health. 2016 Dec 13;75:33803.

Perry MJ, Young HA, Grandjean P, Halling J, Petersen MS, Martenies SE, Karimi P, Weihe P. Sperm Aneuploidy in Faroese Men with Lifetime Exposure to Dichlorodiphenyldichloroethylene (p,p´-DDE) and Polychlorinated Biphenyl (PCB) Pollutants. Environ Health Perspect. 2016 Jul;124(7):951-

Kvist L, Giwercman A, Weihe P, Kold Jensen T, Grandjean P, Halling J, Skaalum Petersen M, Lundberg Giwercman. Exposure to persistent organic pollutants and sperm sex chromosome ratio in men from the Faroe Islands. Environ Int. 2014;73:359-64

Kočovská E, Andorsdóttir G, Weihe P, Halling J, Fernell E, Stórá T, Biskupstø R, Gillberg IC, Shea R, Billstedt E, Bourgeron T, Minnis H, Gillberg C. Vitamin D in the General Population of Young Adults with Autism in the Faroe Islands. J Autism Dev Disord. 2014 Dec;44(12):2996-3005.

Petersen MS, Bech S, Christiansen DH, Schmedes AV, Halling J. The role of vitamin D levels and vitamin D receptor polymorphism on Parkinson's disease in the Faroe Islands. Neurosci Lett. 2014 Jan;3(13)1134-8.

Halling J*, Petersen MS, Jørgensen N, Jensen TK, Grandjean P, Weihe P. Semen quality and reproductive hormones in Faroese men: a cross-sectional population-based study of 481 men. BMJ Open. 2013 Mar 1;3(3). * Halling J and Petersen MS contributed equally to the writing of this article.

Pedersen RS, Brasch-Andersen C, Sim SC, Bergmann TK, Halling J, Petersen MS, Weihe P, Edvardsen H, Kristensen VN, Brøsen K, Ingelman-Sundberg M. Linkage disequilibrium between the CYP2C19*17 allele and wildtype CYP2C8 and CYP2C9 alleles: identification of CYP2C haplotypes in healthy Nordic populations. Eur J Clin Pharmacol. 2010 Dec;66(12):1199-205

Petersen MS, Halling J, Bech S, Wermuth L, Nielsen F, Jørgensen PJ, Weihe P, Grandjean P. Impact of dietary exposure to food contaminants on the risk of Parkinson’s disease. Neurotoxicology. 2008 Jul;29(4):584-90

Halling J, Weihe P, Brosen K. CYP2D6 polymorphism in relation to tramadol metabolism – A population study among Faroese patients. Ther Drug Monit. 2008 Jun;30(3):271-5.

Halling J*, Petersen MS*, Grandjean P, Weihe P, Brosen K. Genetic predisposition to Parkinson’s disease: CYP2D6 and HFE in the Faroe Islands. Pharmacogenet Genomics.2008 Mar;18(3):209-12. * Halling J and Petersen MS contributed equally to the writing of this article.

Halling J, Weihe P, Brosen K. The CYP2D6 polymorphism in relation to the metabolism of amitriptyline and nortriptyline in the Faroese population. Br J Clin Pharmacol. 2008 Jan;65(1):134-8

Petersen MS, Halling J, Damkier P, Nielsen F, Weihe P, Brøsen K, Grandjean P. Polychlorinated biphenyl (PCB) induction of CYP3A4 enzyme activity in healthy Faroese adults. Toxicol Appl Pharmacol. 2007 Oct 15;224(2):202-6

Petersen MS, Halling J, Damkier P, Nielsen F, Grandjean P, Weihe P, Brosen, K. Caffeine N3-demethylation (CYP1A2) in a population with an increased exposure to polychlorinated biphenyls. Eur J Clin Pharmacol. 2006 Dec;62(12):1041-8

Halling J, Petersen MS, Damkier P, Nielsen F, Grandjean P, Weihe P, Lundgren S, Lundblad MS, Brosen K. Polymorphism of CYP2D6, CYP2C19, CYP2C9 and CYP2C8 in the Faroese population. Eur J Clin Pharmacol. 2005 Aug;61(7):491-7

Professional Information

Research grants

2022: The Faroese Research Council FarGen-PGx-Pharmacogenomics within the Faroese Population" 

2014: The Faroese Research Council ”Prenatal methyl mercury exposure and D vitamin levels in relation to autism”        

2012: The Faroese Research Council ”Eksponering af perflourerede forbindelser (PFC) hos færinger – ændringer gennem 10 år og kostrelationer” 

2007: The Faroese Research Council ”Semen quality in a birth cohort of Faroese men and their fathers”. Post doc project (3 years)

Expertise related to UN Sustainable Development Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  • SDG 3 - Good Health and Well-being
  • SDG 14 - Life Below Water

Education/Academic qualification

PhD, Pharmacogenetic variations in drug metabolism among Faroese, Faculty of Health Sciences, University of Southern Denmark, Odense, Denmark

200425 Mar 2008

Award Date: 25 Mar 2008

Master, Drug metabolism among faroese regarding the enzyme activity of CYP2D6 and CYP2C19, The Danish University of Pharmaceutical Sciences

1 Sept 199726 Aug 2003

Award Date: 26 Aug 2003

External positions

Research Fellow, Department of Occupational Medicine and Public Health, The Faroese Hospital System


Post doc, Department of Occupational Medicine and Public Health, The Faroese Hospital System and affiliated to the Department of Clinical Pharmacology, University of Southern Denmark


Research Fellow, Department of Clinical Pharmacology, Institute of Public Health, University of Southern Denmark



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