Johan Ursing

Affiliations

Department of Infectious Diseases, Danderyd University Hospital, Stockholm, Sweden.
Department of Clinical Sciences, Karolinska Institute, Stockholm, Sweden.

Publications (18)

Seasonal variation in the non-specific effects of BCG vaccination on neonatal mortality: three randomised controlled trials in Guinea-Bissau.

BMJ global health

Avec: Kristoffer Jarlov Jensen , Sofie Biering-Sørensen , Johan Ursing , Poul-Erik Lund Kofoed , Peter Aaby , Christine Stabell Benn

Duration of SARS-CoV-2 viremia and its correlation to mortality and inflammatory parameters in patients hospitalized for COVID-19: a cohort study.

Diagnostic microbiology and infectious disease

Avec: Karl Hagman , Magnus Hedenstierna , Johan Rudling , Patrik Gille-Johnson , Berit Hammas , Malin Grabbe , Jan Jakobsson , Joakim Dillner , Johan Ursing

5-Nitroimidazole refractory giardiasis is common in Matanzas, Cuba and effectively treated by secnidazole plus high-dose mebendazole or quinacrine: a prospective observational cohort study.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases

Avec: R Cañete , A L Noda , M Rodríguez , K Brito , E Herrera , P-E Kofoed , J Ursing

Stable high frequencies of sulfadoxine-pyrimethamine resistance associated mutations and absence of K13 mutations in Plasmodium falciparum 3 and 4 years after the introduction of artesunate plus sulfadoxine-pyrimethamine in Ujjain, Madhya Pradesh, India.

Malaria journal

Avec: Ashish Pathak , Andreas Mårtensson , Sudhir Gawariker , Ashish Sharma , Vishal Diwan , Manju Purohit , Johan Ursing

Proof of concept: used malaria rapid diagnostic tests applied for parallel sequencing for surveillance of molecular markers of anti-malarial resistance in Bissau, Guinea-Bissau during 2014-2017.

Malaria journal

Avec: Sidsel Nag , Johan Ursing , Amabelia Rodrigues , Marina Crespo , Camilla Krogsgaard , Ole Lund , Frank M Aarestrup , Michael Alifrangis , PouL-Erik Kofoed

Prevalence of diarrhoeal pathogens among children under five years of age with and without diarrhoea in Guinea-Bissau.

PLoS neglected tropical diseases

Avec: Sointu Mero , Suvi Timonen , Tinja Lääveri , Sandra Løfberg , Juha Kirveskari , Johan Ursing , Lars Rombo , Poul-Erik Kofoed , Anu Kantele

Chloroquine-susceptible and -resistant Plasmodium falciparum strains survive high chloroquine concentrations by becoming dormant but are eliminated by prolonged exposure.

The Journal of antimicrobial chemotherapy

Avec: Johan Ursing , Rasmus Johns , Berit Aydin-Schmidt , Carla Calçada , Poul-Erik Kofoed , Najia Karim Ghanchi , Maria Isabel Veiga , Lars Rombo

Bleeding events among patients concomitantly treated with direct oral anticoagulants and macrolide or fluoroquinolone antibiotics.

British journal of clinical pharmacology

Avec: Tatsuya Yagi , Buster Mannheimer , Johan Reutfors , Johan Ursing , Diego Hernan Giunta , Helle Kieler , Marie Linder

Safety and tolerability of frozen, capsulized autologous faecal microbiota transplantation. A randomized double blinded phase I clinical trial.

PloS one

Avec: Måns Stefansson , Oscar Bladh , Ola Flink , Otto Skolling , Hans-Peter Ekre , Lars Rombo , Lars Engstrand , Johan Ursing

Effects of remdesivir on SARS-CoV-2 viral dynamics and mortality in viraemic patients hospitalized for COVID-19.

The Journal of antimicrobial chemotherapy

Avec: Karl Hagman , Magnus Hedenstierna , Jacob Widaeus , Emelie Arvidsson , Berit Hammas , Lena Grillner , Jan Jakobsson , Patrik Gille-Johnson , Johan Ursing

Outcomes of Adjunctive Corticosteroid Treatment on Hypoxemic Adults Hospitalised for Mycoplasma pneumoniae Pneumonia: a Retrospective Cohort Study.

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

Avec: Karl Hagman , Anna C Nilsson , Magnus Hedenstierna , Johan Ursing

Efficacy of Routine Fecal Microbiota Transplantation for Treatment of Recurrent

International journal of microbiology

Avec: Alexandra Nowak , Magnus Hedenstierna , Johan Ursing , Christer Lidman , Piotr Nowak

High-Dose Chloroquine for Uncomplicated Plasmodium falciparum Malaria Is Well Tolerated and Causes Similar QT Interval Prolongation as Standard-Dose Chloroquine in Children.

Antimicrobial agents and chemotherapy

Avec: Johan Ursing , Lars Rombo , Staffan Eksborg , Lena Larson , Anita Bruvoll , Joel Tarning , Amabelia Rodrigues , Poul-Erik Kofoed

Severe Acute Respiratory Syndrome Coronavirus 2 RNA in Serum as Predictor of Severe Outcome in Coronavirus Disease 2019: A Retrospective Cohort Study.

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

Avec: Karl Hagman , Magnus Hedenstierna , Patrik Gille-Johnson , Berit Hammas , Malin Grabbe , Joakim Dillner , Johan Ursing

Convalescent plasma for treatment of COVID-19: study protocol for an open randomised controlled trial in Sweden.

BMJ open

Avec: Joakim Dillner , Johan Ursing

Correlation of SARS-CoV-2 Nasopharyngeal CT Values With Viremia and Mortality in Adults Hospitalized With COVID-19.

Open forum infectious diseases

Avec: Karl Hagman , Magnus Hedenstierna , Jacob Widaeus , Emelie Arvidsson , Berit Hammas , Lena Grillner , Jan Jakobsson , Patrik Gille-Johnson , Johan Ursing

Seasonal variation of diarrhoeal pathogens among Guinea-Bissauan children under five years of age.

PLoS neglected tropical diseases

Avec: Sointu Mero , Tinja Lääveri , Johan Ursing , Lars Rombo , Poul-Erik Kofoed , Anu Kantele

Prevalence and clinical relevance of viraemia in viral respiratory tract infections: a systematic review.

The Lancet. Microbe

Avec: Karl Hagman , Tamara Postigo , David Diez-Castro , Johan Ursing , Jesús F Bermejo-Martin , Amanda de la Fuente , Ana P Tedim

Réseau de co-auteurs

Karl Hagman 6 collaborations

Magnus Hedenstierna 6 collaborations

Lars Rombo 5 collaborations

Patrik Gille-Johnson 4 collaborations

Berit Hammas 4 collaborations

Poul-Erik Kofoed 4 collaborations

Jan Jakobsson 3 collaborations

Joakim Dillner 3 collaborations

Malin Grabbe 2 collaborations

Amabelia Rodrigues 2 collaborations

Sointu Mero 2 collaborations

Tinja Lääveri 2 collaborations

Anu Kantele 2 collaborations

Jacob Widaeus 2 collaborations

Emelie Arvidsson 2 collaborations

Lena Grillner 2 collaborations

Kristoffer Jarlov Jensen 1 collaboration

Sofie Biering-Sørensen 1 collaboration

Poul-Erik Lund Kofoed 1 collaboration

Peter Aaby 1 collaboration

Christine Stabell Benn 1 collaboration

Johan Rudling 1 collaboration

R Cañete 1 collaboration

A L Noda 1 collaboration

M Rodríguez 1 collaboration

K Brito 1 collaboration

E Herrera 1 collaboration

P-E Kofoed 1 collaboration

J Ursing 1 collaboration

Ashish Pathak 1 collaboration

Andreas Mårtensson 1 collaboration

Sudhir Gawariker 1 collaboration

Ashish Sharma 1 collaboration

Vishal Diwan 1 collaboration

Manju Purohit 1 collaboration

Sidsel Nag 1 collaboration

Marina Crespo 1 collaboration

Camilla Krogsgaard 1 collaboration

Ole Lund 1 collaboration

Frank M Aarestrup 1 collaboration

Michael Alifrangis 1 collaboration

PouL-Erik Kofoed 1 collaboration

Suvi Timonen 1 collaboration

Sandra Løfberg 1 collaboration

Juha Kirveskari 1 collaboration

Rasmus Johns 1 collaboration

Berit Aydin-Schmidt 1 collaboration

Carla Calçada 1 collaboration

Najia Karim Ghanchi 1 collaboration

Maria Isabel Veiga 1 collaboration

Tatsuya Yagi 1 collaboration

Buster Mannheimer 1 collaboration

Johan Reutfors 1 collaboration

Diego Hernan Giunta 1 collaboration

Helle Kieler 1 collaboration

Marie Linder 1 collaboration

Måns Stefansson 1 collaboration

Oscar Bladh 1 collaboration

Ola Flink 1 collaboration

Otto Skolling 1 collaboration

Hans-Peter Ekre 1 collaboration

Lars Engstrand 1 collaboration

Anna C Nilsson 1 collaboration

Alexandra Nowak 1 collaboration

Christer Lidman 1 collaboration

Piotr Nowak 1 collaboration

Staffan Eksborg 1 collaboration

Lena Larson 1 collaboration

Anita Bruvoll 1 collaboration

Joel Tarning 1 collaboration

Tamara Postigo 1 collaboration

David Diez-Castro 1 collaboration

Jesús F Bermejo-Martin 1 collaboration

Amanda de la Fuente 1 collaboration

Ana P Tedim 1 collaboration