Clas Ahlm

Professor/chief physician at Department of Clinical Microbiology Units: Infectious Diseases, Section of Infection and Immunology

clas.ahlm@umu.se

+46 90 785 23 09

Infektion by 24 (K) Köksvägen, Universitetssjukhuset, 3173 Umeå universitet, 901 85 Umeå

Latest publications

2019

Experimental Infection and Transmission Competence of Sindbis Virus in Culex torrentium and Culex pipiens Mosquitoes from Northern Sweden

Vector Borne and Zoonotic Diseases, Mary Ann Liebert 2019, Vol. 19, (2) : 128-133

Lwande, Olivia Wesula; Näslund, Jonas; Lundmark, Eva; et al.

2019

Haploinsufficiency of UNC13D increases the risk of lymphoma

Cancer, John Wiley & Sons 2019, Vol. 125, (11) : 1848-1854

Löfstedt, Alexandra; Ahlm, Clas; Tesi, Bianca; et al.

2019

Innate and adaptive immune responses against human Puumala virus infection: immunopathogenesis and suggestions for novel treatment strategies for severe hantavirus-associated syndromes

Journal of Internal Medicine, John Wiley & Sons 2019, Vol. 285, (5) : 510-523

Klingstrom, J.; Smed-Sörensen, A.; Maleki, K. T.; et al.

2019

MMP9 Associates with Endothelial Glycocalyx Degradation During Haemorrhagic Fever with Renal Syndrome

Journal of Vascular Research, S. Karger 2019, Vol. 56 : 35-35

Rankin, Gregory; Byström, Julia Wigren; Gustafsson, Rasmus; et al.

2018

Anti-Rift Valley fever virus activity in vitro, pre-clinical pharmacokinetics and oral bioavailability of benzavir-2, a broad-acting antiviral compound

Scientific Reports, NATURE PUBLISHING GROUP 2018, Vol. 8

Islam, Md. Koushikul; Strand, Mårten; Saleeb, Michael; et al.

2018

Assessment of Neutrophil Chemotaxis Upon G-CSF Treatment of Healthy Stem Cell Donors and in Allogeneic Transplant Recipients

Frontiers in Immunology, Frontiers Media S.A. 2018, Vol. 9

Thunström Salzer, Anna; Niemiec, Maria Joanna; Hosseinzadeh, Ava; et al.

2018

Clinical significance of IgM and IgA class anti-NMDAR antibodies in herpes simplex encephalitis

Journal of Clinical Virology, Elsevier 2018, Vol. 103 : 75-80

Westman, Gabriel; Sohrabian, Azita; Aurelius, Elisabeth; et al.

2018

Datasets for mapping pastoralist movement patterns and risk zones of Rift Valley fever occurrence

Data in Brief, Elsevier 2018, Vol. 16 : 762-770

Mosomtai, Gladys; Evander, Magnus; Mundia, Charles; et al.

2018

Mosquitoborne Sindbis Virus Infection and Long-Term Illness

Emerging Infectious Diseases, Centers for Disease Control and Prevention (CDC) 2018, Vol. 24, (6) : 1141-1142

Gylfe, Åsa; Ribers, Åsa; Forsman, Oscar; et al.

2018

Quantification and kinetics of viral RNA transcripts produced in Orthohantavirus infected cells

Virology Journal, BIOMED CENTRAL LTD 2018, Vol. 15 : 1-7

Bystrom, Julia Wigren; Näslund, Jonas; Trulsson, Fredrik; et al.

2018

Risk of venous thromboembolism following hemorrhagic fever with renal syndrome: a self-controlled case series study

Clinical Infectious Diseases, Oxford University Press 2018, Vol. 66, (2) : 268-273

Connolly-Andersen, Anne-Marie; Whitaker, Heather; Klingstrom, Jonas; et al.

2017

A methodological framework for economic evaluation of operational response to vector-borne disease forecasts

American Journal of Tropical Medicine and Hygiene, American Society of Tropical Medicine and Hygiene 2017, Vol. 97, (5) : 436-437

Sewe, Maquins Odhiambo; Tozan, Yesim; Ahlm, Clas; et al.

2017

Circulation and diagnostics of Puumala virus in Norway: nephropatia epidemica incidence and rodent population dynamics

Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS), Vol. 125, (8) : 732-742

Milhano, Natacha; Korslund, Lars; Evander, Magnus; et al.

2017

Distribution and abundance of key vectors of Rift Valley fever and other arboviruses in two ecologically distinct counties in Kenya

PLoS Neglected Tropical Diseases, PUBLIC LIBRARY SCIENCE 2017, Vol. 11, (2)

Sang, Rosemary; Arum, Samwel; Chepkorir, Edith; et al.

2017

Ethnic groups' knowledge, attitude and practices and Rift Valley fever exposure in Isiolo County of Kenya

PLoS Neglected Tropical Diseases, Vol. 11, (3)

Affognon, Hippolyte; Mburu, Peter; Hassan, Osama Ahmed; et al.

2017

Fatal Puumala Hantavirus Disease: Involvement of Complement Activation and Vascular Leakage in the Pathobiology

Open Forum Infectious Diseases, Oxford University Press 2017, Vol. 4, (4)

Sironen, Tarja; Sane, Jussi; Lokki, Marja-Liisa; et al.

2017

Forecasting malaria admissions at a rural district hospital in Western Kenya using remote sensing data

American Journal of Tropical Medicine and Hygiene, American Society of Tropical Medicine and Hygiene 2017, Vol. 95, (5) : 304-304

Sewe, Maquins O.; Tozan, Yesim; Rocklöv, Joacim; et al.

2017

Human hantavirus infection elicits pronounced redistribution of mononuclear phagocytes in peripheral blood and airways

PLoS Pathogens, Public library science 2017, Vol. 13, (6)

Scholz, Saskia; Baharom, Faezzah; Rankin, Gregory; et al.

2017

Human lung dendritic cells: spatial distribution and phenotypic identification in endobronchial biopsies using immunohistochemistry and flow cytometry

Jove-journal pf visualized experiments, Cambridge: MyJoVE Corp. 2017, (119)

Baharom, Faezzah; Rankin, Gregory; Scholz, Saskia; et al.

2017

Inkoo virus: a common but unrecognized mosquito-borne virus in northern Europe

Infectious Diseases Hub

Wesula Lwande, Olivia; Bucht, Göran; Ahlm, Clas; et al.

2017

Inverse expression of the inhibitory/activating receptors TIGIT/CD226 on CD8 T cells in acute HFRS

Scandinavian Journal of Immunology, WILEY 2017, Vol. 86, (4) : 291-291

Tauriainen, Johanna; Maleki, Kimia; Blom, Kim; et al.

2017

Islet autoantibodies present in association with Ljungan virus infection in bank voles (Myodes glareolus) in northern Sweden

Journal of Medical Virology, Vol. 89, (1) : 24-31

Warvsten, Anna; Bjornfors, Martin; Arvidsson, Michael; et al.

2017

Mosquito-borne Inkoo virus in northern Sweden - isolation and whole genome sequencing

Virology Journal, Vol. 14

Lwande, Olivia Wesula; Bucht, Goran; Ahlm, Clas; et al.

2017

Remotely sensed environmental conditions and malaria mortality in three malaria endemic regions in western Kenya

American Journal of Tropical Medicine and Hygiene, American Society of Tropical Medicine and Hygiene 2017, Vol. 95, (5) : 119-119

Sewe, Maquins O.; Ahlm, Clas; Rocklöv, Joacim

2017

The B cell response towards Puumala virus infection: can B cells be infected?

Scandinavian Journal of Immunology, WILEY 2017, Vol. 86, (4) : 260-260

Kerkman, Priscilla; Tuiskunen-Bäck, Anne; Dernstedt, Andy; et al.

2017

The One Health approach to identify knowledge, attitudes and practices that affect community involvement in the control of Rift Valley fever outbreaks

PLoS Neglected Tropical Diseases, Vol. 11, (2)

Hassan, Osama Ahmed; Affognon, Hippolyte; Rocklöv, Joacim; et al.

2017

Using remote sensing environmental data to forecast malaria incidence at a rural district hospital in Western Kenya

Scientific Reports, NATURE PUBLISHING GROUP 2017, Vol. 7

Sewe, Maquins Odhiambo; Tozan, Yesim; Ahlm, Clas; et al.

2016

A prospective study on the incidence of Borrelia burgdorferi sensu lato infection after a tick bite in Sweden and On the Åland Islands, Finland (2008-2009)

Ticks and Tick-borne Diseases, Elsevier 2016, Vol. 7, (1) : 71-79

Wilhelmsson, Peter; Fryland, Linda; Lindblom, Pontus; et al.

2016

Andes Hantavirus-Infection of a 3D Human Lung Tissue Model Reveals a Late Peak in Progeny Virus Production Followed by Increased Levels of Proinflammatory Cytokines and VEGF-A

PLoS ONE, Vol. 11, (2)

Sundstrom, Karin B.; Hoang, Anh Thu Nguyen; Gupta, Shawon; et al.

2016

Arabidopsis thaliana plants expressing Rift Valley fever virus antigens: Mice exhibit systemic immune responses as the result of oral administration of the transgenic plants

Protein Expression and Purification, Vol. 127 : 61-67

Kalbina, Irma; Lagerqvist, Nina; Moiane, Belisario; et al.

2016

Association of ecological factors with Rift Valley fever occurrence and mapping of risk zones in Kenya

International Journal of Infectious Diseases, Vol. 46 : 49-55

Mosomtai, Gladys; Evander, Magnus; Sandström, Per; et al.

2016

Association of Rift Valley fever virus infection with miscarriage in Sudanese women: a cross-sectional study

The Lancet Global Health, Vol. 4, (11) : e864-e871

Baudin, Maria; Jumaa, Ammar M.; Jomma, Huda J. E.; et al.

2016

Cytotoxic immune responses in the lungs correlate to disease severity in patients with hantavirus infection

European Journal of Clinical Microbiology and Infectious Diseases, Vol. 35, (4) : 713-721

Rasmuson, Johan; Pourazar, Jamshid; Mohamed, Nahla; et al.

2016

Dendritic Cells and Monocytes with Distinct Inflammatory Responses Reside in Lung Mucosa of Healthy Humans

Journal of Immunology, Vol. 196, (11) : 4498-4509

Baharom, Faezzah; Thomas, Saskia; Rankin, Gregory; et al.

2016

Detection of Sindbis and Inkoo Virus RNA in Genetically Typed Mosquito Larvae Sampled in Northern Sweden

Vector Borne and Zoonotic Diseases, Vol. 16, (7) : 461-467

Tingström, Olov; Lwande, Olivia Wesula; Naslund, Jonas; et al.

2016

High-Throughput Screening Using a Whole-Cell Virus Replication Reporter Gene Assay to Identify Inhibitory Compounds against Rift Valley Fever Virus Infection

Journal of Biomolecular Screening, Sage Publications 2016, Vol. 21, (4) : 354-362

Islam, Md. Koushikul; Baudin, Maria; Eriksson, Jonas; et al.

2016

Human Puumala hantavirus infection in northern Sweden: increased seroprevalence and association to risk and health factors

BMC Infectious Diseases, Vol. 16

Bergstedt Oscarsson, Kristina; Brorstad, Alette; Baudin, Maria; et al.

2016

Molecular Diagnosis of Hemorrhagic Fever with Renal Syndrome Caused by Puumala Virus

Journal of Clinical Microbiology, Vol. 54, (5) : 1335-1339

Lagerqvist, Nina; Hagstrom, Asa; Lundahl, Malin; et al.

2016

N-methyl-D-aspartate receptor autoimmunity affects cognitive performance in herpes simplex encephalitis

Clinical Microbiology and Infection, Vol. 22, (11) : 934-940

Westman, G.; Studahl, M.; Ahlm, Clas; et al.

2016

Perspectives and experiences of new migrants on health screening in Sweden

BMC Health Services Research, Vol. 16, (14)

Nkulu Kalengayi, Faustine; Hurtig, Anna-Karin; Nordstrand, Annika; et al.

2016

Remotely Sensed Environmental Conditions and Malaria Mortality in Three Malaria Endemic Regions in Western Kenya

PLoS ONE, Vol. 11, (4)

Sewe, Maquins Odhiambo; Ahlm, Clas; Rocklöv, Joacim

2016

Seroprevalence and Risk Factors of Inkoo Virus in Northern Sweden

American Journal of Tropical Medicine and Hygiene, Vol. 94, (5) : 1103-1106

Evander, Magnus; Putkuri, Niina; Eliasson, Mats; et al.

2015

Detection and Isolation of Sindbis Virus from Mosquitoes Captured During an Outbreak in Sweden, 2013

Vector Borne and Zoonotic Diseases, Vol. 15, (2) : 133-140

Bergqvist, Joakim; Forsman, Oscar; Larsson, Pär; et al.

2015

Distribution Of Human Respiratory Dendritic Cell Subsets At Steady State Differs In Specific Compartments Of The Airways

American Journal of Respiratory and Critical Care Medicine, Vol. 191

Rankin, Gregory D.; Thomas, S.; Baharom, F.; et al.

2015

Global emergence of Alphaviruses that cause arthritis in humans

Infection Ecology & Epidemiology, Vol. 5

Lwande, Olivia Wesula; Obanda, Vincent; Bucht, Göran; et al.

2015

Herpes Simplex Encephalitis: Lack of Clinical Benefit of Long-term Valacyclovir Therapy

Clinical Infectious Diseases, Oxford University Press 2015, Vol. 61, (5) : 683-691

Gnann, John W, Jr; Sköldenberg, Birgit; Hart, John; et al.

2015

Immunolocalisation Of Puumala Hantavirus In Human Endobronchial Biopsies

American Journal of Respiratory and Critical Care Medicine, Vol. 191

Rankin, Gregory D.; Rasmuson, Johan; Pourazar, Jamshid; et al.

2015

Increased Thrombopoiesis and Platelet Activation in Hantavirus-Infected Patients

Journal of Infectious Diseases, Oxford University Press 2015, Vol. 212, (7) : 1061-1069

Connolly-Andersen, Anne-Marie; Sundberg, Erik; Ahlm, Clas; et al.

2015

'It is a dilemma': perspectives of nurse practitioners on health screening of newly arrived migrants

Global Health Action, Vol. 8

Kalengayi, Faustine K Nkulu; Hurtig, Anna-Karin; Nordstrand, Annika; et al.

2015

Persistence of immunity in healthy adults aged >= 50 years primed with a hepatitis B vaccine 3 years previously

Human Vaccines & Immunotherapeutics, Vol. 11, (7) : 1709-1716

Sharma, Rajiv; Ahlm, Clas; Ostergaard, Lars; et al.

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Research projects

1 January 2017 until 31 December 2017

Development of antivirals against Rift Valley fever virus

Research subject: Pharmaceutical science

1 January 2015 until 31 December 2017

Mosquito-borne zoonosis in animals and humans

Research subject: Molecular medicine

1 January 2013 until 31 December 2015

Characterization of the enzootic transmission cycle of RVFV and identification and characterization of RVFV strains in south Tanzania

Research subject: Molecular biology and genetics, Public health and community medicine

1 January 2012 until 31 December 2013

Prediction and preparedness against outbreaks with devastating economic impact

Research subject: Public health and community medicine

1 March 2011 until 31 December 2014

Studies on pathogenesis of nephropathia epidemica, a Swedish viral hemorrhagic fever.

Research subject: Biological sciences

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Clas Ahlm

Latest publications

Research projects