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Household Transmission of SARS-CoV-2: A Prospective Longitudinal Study Showing Higher Viral Load and Increased Transmissibility of the Alpha Variant Compared to Previous Strains.
Julin CH, Robertson AH, Hungnes O, Tunheim G, Bekkevold T, Laake I, Aune IF, Killengreen MF, Strand TR, Rykkvin R, Dorenberg DH, Stene-Johansen K, Berg ES, Bodin JE, Oftung F, Steens A, Næss LM. Julin CH, et al. Among authors: rykkvin r. Microorganisms. 2021 Nov 17;9(11):2371. doi: 10.3390/microorganisms9112371. Microorganisms. 2021. PMID: 34835495 Free PMC article.
Comprehensive Contact Tracing, Testing and Sequencing Show Limited Transmission of SARS-CoV-2 between Children in Schools in Norway, August 2020 to May 2021.
Winje BA, Ofitserova TS, Brynildsrud OB, Greve-Isdahl M, Bragstad K, Rykkvin R, Hungnes O, Lund HM, Nygård K, Meijerink H, Brandal LT. Winje BA, et al. Among authors: rykkvin r. Microorganisms. 2021 Dec 14;9(12):2587. doi: 10.3390/microorganisms9122587. Microorganisms. 2021. PMID: 34946187 Free PMC article.
The 'Finnish new variant of Chlamydia trachomatis' escaping detection in the Aptima Combo 2 assay is widespread across Norway, June to August 2019.
Johansen TB, Kløvstad H, Rykkvin R, Herrfurth-Erichsen EB, Sorthe J, Njølstad G, Ebbesen MH, Nygaard RM, Sandmoen EK, Thilesen C, Onken A, Liljedal I, Hadad R, Unemo M. Johansen TB, et al. Among authors: rykkvin r. Euro Surveill. 2019 Oct;24(42):1900592. doi: 10.2807/1560-7917.ES.2019.24.42.1900592. Euro Surveill. 2019. PMID: 31640843 Free PMC article.