Immunology

Kalinke Lab

Ulrich Kalinke
Head

Prof. Dr. Ulrich Kalinke

Research Focus

Our group focuses on the analysis of (i) chronic herpes virus infection, (ii) infection-associated tissue inflammation, and (iii) the development of innovative interventions. For our projects we closely collaborate with physician scientists from the MHH.

CMV coevolved during Millions of years with its specific host. This is why different host species have their own CMV species (e.g. mouse CMV and human CMV) which manage to specifically evade relevant components of the host immunity. As a consequence, after CMV infection the virus is not eliminated but establishes a persistent infection. We want to understand early events in the host reponse against CMV infection andanalyze sensing platforms underlying the triggering of virus-specific immune responses.

On the one hand this is done by using mice devoid of one or several pattern recognition signaling platforms. On the other hand, primary human myeloid cell subsets, of which only a certain proportion is infected with HCMV, is tested with innovative technologies. Furthermore, we aim at understanding the pro- and anti-viral functions of type I IFN and to resolve why only some cells of an overall homogenous cell population are infected and produce type I IFN.

In the field of infection-associated tissue inflammation we aim at understanding local immunological processes that can differ fundatmentally in different organs. In particular dissecting responses mounted by tissue-resident myeloid cells and infiltrating leucocytes in acute viral hepatitis and encephalitis is one of our foci. For this purpose we are useing innovative mouse models, e.g., mice in which brain resident microglia, but not peripheral myeloid cells, are tagged by a fluorescense marker.

Based on the knowledge obtained in the research activities above we develop innovative interventions. Currently we aim at establishing a new approach for cell selective drug delivery in which the compound of interest is encapsulated in glycan-functionalized liposomes (TargoSpheres®) or chitosan coated poly (lactid-co-glycolide) acid (CS-PLGA). Furthermore, the researchers are intrested in identifying the molecular mechanism of HBV vaccination non-responsiveness.

Symbolic image for experimental infection research

Posts

Dr. Matthias Bruhn and Prof. Ulrich Kalinke

Dr Matthias Bruhn awarded doctoral prize by the HZI Förderverein

Award ceremony as part of the Inhoffen Lecture on 13 June 2024

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Photo of Dr. Bibiana Costa and Prof. Ulrich Kalinke

Doctoral Prize of the Friends of the MHH goes to Dr Bibiana Costa

TWINCORE scientist honoured for outstanding doctoral thesis.

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New junior research group "Translational Immunology

Clinician scientist Theresa Graalmann starts her own group at TWINCORE

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17 December 2013 Trojan horse for the treatment of tuberculosis

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25 September 2013 HAI at TWINCORE

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Forschen zwischen Grundlagen und Zulassung - Neue Forschungsrichtung am TWINCORE

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The GO-Bio initial applicant Matthias Bruhn (m.) with his supporters Elisabeth Janecek-Erfurth and Ulrich Kalinke.

Start-up funding for antibody project

MEMUMAB research project receives GO-Bio initial funding / Kickoff on 22 November

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Researcher Dr. Felix Mulenge in front of a computer

Better results through less stress

Researchers in Hannover have developed a new method for studying neuroinfections. This reduces errors in analysis and delivers more accurate results.

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Christine Ehlers and Theresa Graalmann in the lab

New approaches to research into systemic sclerosis 

A research team at TWINCORE was able to establish that TLR8 influences the formation of disease-relevant cytokines.

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Marco Galardini and Maureen Obara in the lab

More than the sum of the parts

TWINCORE researchers show role of epistatic interaction in the omicron variant of SARS-CoV-2 virus .

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The scientist Dr Matt Matthias Bruhn is sitting at a sterile bench in the laboratory.

Diversity is the key

How B cells recognise new variants of SARS-CoV-2

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Scientist Bibiana Costa in a lab.

Hijacking in the immune system

HCMV reprograms cellular defence mechanisms

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Zeinab Fneish (l.) and Dr. Jennifer Becker analysed the influence of birch pollen on the susceptibility to infections.

How pollen increases susceptibility to virus infection

TWINCORE researchers describe how birch pollen affects immune cells

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Vaccination success without B cells

Communication between immune cells determines response to vaccination

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A call for help from the brain

How immune cells are lured to the brain in encephalitis

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A Trojan horse against tuberculosis

New transport route for antibiotics directly into infected cells

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How cytomegaloviruses are kept in check

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Important mechanism of antigen presentation in guard cells of the immune system riddled

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New inhibition mechanism for Human Cytomegalovirus

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Does the liver fend heard muscle inflammation caused by Coxsackieviruses?

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Hepatitis therapy: balance between defence and regeneration via Kupffer cells

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Virus infections of bone marrow donors influence the outcome of transplantations

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New perspectives for research on hepatitis C virus

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Mode of action of a novel RNA-adjuvants detected – successful collaboration with the CureVac AG

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TWINCORE scientists identified cause of susceptibility to infection in rheumatism patients

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Cytomegalie research with human cells - on the trail of HCMV

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Olfactory bulbs as a branch of the immune system - the olfactory brain defends independently against viruses

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A direct view into the "control center" of the immune system

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6 November 2014 Magic cap lifted - TWINCORE scientists decode a new camouflage mechanism of cytomegalovirus

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3 September 2014 Mechanisms of interferon production explored - New perspectives for the defense against serious infectious diseases

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6 August 2014 Where does the interferon for the early virus defence come from?

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7 February 2014 Antibodies as drugs - New prediction systems for the reaction in humans

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10 October 2013 Admission requirements for individual cancer therapies published in Nature Biotech

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28 September 10 Neuer Mechanismus bei der Virenabwehr entdeckt: Interferon macht das spezifische Immunsystem gegen Viren mobil

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