Janna Nissen

Acute and persistent symptoms in non-hospitalized PCR-confirmed COVID-19 patients

Sofie Bliddal, Karina Banasik, Ole Birger Pedersen et al. · Scientific Reports · 2021 · 194 citations · Full text

Nursing, Infectious Diseases, Internal Medicine +16

Large-scale study of Toxoplasma and Cytomegalovirus shows an association between infection and serious psychiatric disorders

Kristoffer Sølvsten Burgdorf, Betina B. Trabjerg, Marianne Giørtz Pedersen et al. · Brain Behavior and Immunity · 2019 · 172 citations · Full text

Veterinary Medicine, Infectious Diseases, Psychiatry +14

Common Variants in CYP2R1 and GC Genes Predict Vitamin D Concentrations in Healthy Danish Children and Adults

Janna Nissen, Lone Banke Rasmussen, Gitte Ravn‐Haren et al. · PLoS ONE · 2014 · 120 citations · Full text

Life Sciences, Genetics, Molecular Genetics +17

Common variants in CYP2R1 and GC genes are both determinants of serum 25-hydroxyvitamin D concentrations after UVB irradiation and after consumption of vitamin D3–fortified bread and milk during winter in Denmark

Janna Nissen, Ulla Vogel, Gitte Ravn‐Haren et al. · American Journal of Clinical Nutrition · 2014 · 67 citations · Full text

Medicine, Genetics, Molecular Genetics +14

Seroprevalence and infection fatality rate of the SARS-CoV-2 Omicron variant in Denmark: A nationwide serosurveillance study

Christian Erikstrup, Anna Laksafoss, Josephine Gladov et al. · The Lancet Regional Health - Europe · 2022 · 60 citations · Full text

Veterinary Medicine, Immunology, Infectious Diseases +16