Audun Sivertsen
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Explore the profile of Audun Sivertsen including associated specialties, affiliations and a list of published articles.
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14
Citations
136
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Recent Articles
1.
Mortensen N, Wensaas K, Solem U, Sivertsen A, Grewal H, Rortveit G, et al.
BMC Infect Dis
. 2024 Oct;
24(1):1161.
PMID: 39407116
Purpose: To perform an extensive investigation of the clinical features and long-term complications among the n = 134 adults and children with nucleic acid amplification test (NAAT) verified SARS-CoV-2-infection in...
2.
Tipu J, Sivertsen A, Afset J, Sandven L, Brekke H, Lund H, et al.
Emerg Microbes Infect
. 2024 Oct;
13(1):2412624.
PMID: 39361548
PCR-based diagnostics has revealed the previously largely unknown transmission and infections in high-income countries. This study aimed to determine domestic and imported subtypes of species in Norway, evaluate their demographic...
3.
Glambek M, Skrede S, Sivertsen A, Kittang B, Kaci A, Jonassen C, et al.
Front Microbiol
. 2024 Aug;
15:1423762.
PMID: 39193432
Background: (SD) is an important pathogen in humans as well as in a broad range of animal species. Escalating rates of antibiotic resistance in SD has been reported in both...
4.
Sivertsen A, Mortensen N, Solem U, Valen E, Bullita M, Wensaas K, et al.
mSphere
. 2024 Aug;
9(8):e0011424.
PMID: 39109863
Importance: In outbreak investigations, obtaining a full overview of infected individuals within a population is seldom achieved. We here present an example where a single introduction of B1.1.7 SARS-CoV-2 within...
5.
Bivand J, Dyrhovden R, Sivertsen A, Tellevik M, Patel R, Kommedal O
J Clin Microbiol
. 2024 Jun;
62(7):e0026624.
PMID: 38884485
The gene has been proposed as a promising phylogenetic marker for bacterial identification, providing theoretically improved species-level resolution compared to the 16S rRNA gene for a range of clinically important...
6.
Kaci A, Jonassen C, Skrede S, Sivertsen A, Steinbakk M, Oppegaard O
Front Microbiol
. 2023 Jul;
14:1171913.
PMID: 37485526
Background: subspecies (SDSE) is an emerging global pathogen, yet the epidemiology and population genetics of SDSE species have not been extensively characterized. Methods: We carried out whole genome sequencing to...
7.
Oppegaard O, Glambek M, Skutlaberg D, Skrede S, Sivertsen A, Kittang B
Emerg Infect Dis
. 2023 Jan;
29(2):260-267.
PMID: 36692331
Streptococcus dysgalactiae increasingly is recognized as a pathogen of concern for human health. However, longitudinal surveillance data describing temporal trends of S. dysgalactiae are scarce. We retrospectively identified all β-hemolytic...
8.
Sivertsen A, Dyrhovden R, Tellevik M, Bruvold T, Nybakken E, Skutlaberg D, et al.
Microbiol Spectr
. 2022 Apr;
10(2):e0203521.
PMID: 35380461
We hereby present the first descriptions of human-invasive infections caused by Escherichia marmotae, a recently described species that encompasses the former Escherichia cryptic clade V." We describe four cases, one...
9.
Wagner T, Janice J, Sivertsen A, Sjogren I, Sundsfjord A, Hegstad K
J Antimicrob Chemother
. 2020 Dec;
76(4):876-882.
PMID: 33367710
Background: Vancomycin variable enterococci (VVE) are van-positive isolates with a susceptible phenotype that can convert to a resistant phenotype during vancomycin selection. Objectives: To describe a vancomycin-susceptible vanA-PCR positive ST203...
10.
Hegstad K, Mylvaganam H, Janice J, Josefsen E, Sivertsen A, Skaare D
mSphere
. 2020 Jan;
5(1).
PMID: 31996416
colonizes the respiratory tract in humans and causes both invasive and noninvasive infections. Resistance to extended-spectrum cephalosporins in is rare in Europe. In this study, we defined acquired resistance gene...