1. Breast cancer cells compete with hematopoietic stem and progenitor cells for intercellular adhesion molecule 1-mediated binding to the bone marrow microenvironment.

    Carcinogenesis 37(8):759 (2016) PMID 27207667

    Adhesion-based cellular interactions involved in breast cancer metastasis to the bone marrow remain elusive. We identified that breast cancer cells directly compete with hematopoietic stem and progenitor cells (HSPCs) for retention in the bone marrow microenvironment. To this end, we established...
  2. Hes3 expression in the adult mouse brain is regulated during demyelination and remyelination.

    Brain research 1642:124 (2016) PMID 27018293

    Hes3 is a component of the STAT3-Ser/Hes3 Signaling Axis controlling the growth and survival of neural stem cells and other plastic cells. Pharmacological activation of this pathway promotes neuronal rescue and behavioral recovery in models of ischemic stroke and Parkinson's disease. Here we pro...
  3. Current concepts in chronic inflammatory diseases: Interactions between microbes, cellular metabolism, and inflammation.

    Journal of Allergy and Clinical Immunology 138(1):47 (2016) PMID 27373325

    Recent research indicates that chronic inflammatory diseases, including allergies and autoimmune and neuropsychiatric diseases, share common pathways of cellular and molecular dysregulation. It was the aim of the International von-Behring-Röntgen Symposium (October 16-18, 2014, in Marburg, Germa...
  4. Epithelial calcineurin controls microbiota-dependent intestinal tumor development.

    Nature Medicine 22(5):506 (2016) PMID 27043494

    Inflammation-associated pathways are active in intestinal epithelial cells (IECs) and contribute to the pathogenesis of colorectal cancer (CRC). Calcineurin, a phosphatase required for the activation of the nuclear factor of activated T cells (NFAT) family of transcription factors, shows increas...
  5. Immune and regulatory functions of neutrophils in inflammatory bone loss.

    Seminars in Immunology 28(2):146 (2016) PMID 26936034 PMCID PMC4867283

    Although historically viewed as merely anti-microbial effectors in acute infection or injury, neutrophils are now appreciated to be functionally versatile with critical roles also in chronic inflammation. Periodontitis, a chronic inflammatory disease that destroys the tooth-supporting gums and b...
  6. Developmental endothelial locus-1 modulates platelet-monocyte interactions and instant blood-mediated inflammatory reaction in islet transplantation.

    Thrombosis and Haemostasis 115(4):781 (2016) PMID 26676803 PMCID PMC4818166

    Platelet-monocyte interactions are strongly implicated in thrombo-inflammatory injury by actively contributing to intravascular inflammation, leukocyte recruitment to inflamed sites, and the amplification of the procoagulant response. Instant blood-mediated inflammatory reaction (IBMIR) represen...
  7. The role of innate immunity in the regulation of brown and beige adipogenesis.

    Reviews in Endocrine & Metabolic Disorders 17(1):41 (2016) PMID 26910560

    The adipose tissue (AT) is multifunctional, acting as an endocrine tissue and participating in the regulation of the organism's homeostasis. Metabolic, endocrine and inflammatory mechanisms are tightly intertwined within the AT, regulating its function. Disruption of the equilibrium among these ...
  8. Milk Fat Globule-Epidermal Growth Factor 8 (MFG-E8) Is a Novel Anti-inflammatory Factor in Rheumatoid Arthritis in Mice and Humans.

    Journal of Bone and Mineral Research 31(3):596 (2016) PMID 26391522

    Milk fat globule-epidermal growth factor 8 (MFG-E8) is an anti-inflammatory glycoprotein that mediates the clearance of apoptotic cells and is implicated in the pathogenesis of autoimmune and inflammatory diseases. Because MFG-E8 also controls bone metabolism, we investigated its role in rheumat...
  9. The role of immune cells in metabolism-related liver inflammation and development of non-alcoholic steatohepatitis (NASH).

    Reviews in Endocrine & Metabolic Disorders 17(1):29 (2016) PMID 26847547

    The low grade inflammatory state present in obesity promotes the progression of Non-Alcoholic Fatty Liver Disease (NAFLD). In Non-Alcoholic Steatohepatitis (NASH), augmented hepatic steatosis is accompanied by aberrant intrahepatic inflammation and exacerbated hepatocellular injury. NASH is an i...
  10. Adipocyte-Specific Hypoxia-Inducible Factor 2α Deficiency Exacerbates Obesity-Induced Brown Adipose Tissue Dysfunction and Metabolic Dysregulation.

    Molecular and Cellular Biology 36(3):376 (2016) PMID 26572826 PMCID PMC4719429

    Angiogenesis is a central regulator for white (WAT) and brown (BAT) adipose tissue adaptation in the course of obesity. Here we show that deletion of hypoxia-inducible factor 2α (HIF2α) in adipocytes (by using Fabp4-Cre transgenic mice) but not in myeloid or endothelial cells negatively impacted...
  11. Aspergillus Cell Wall Melanin Blocks LC3-Associated Phagocytosis to Promote Pathogenicity.

    Cell Host & Microbe 19(1):79 (2016) PMID 26749442

    Concealing pathogen-associated molecular patterns (PAMPs) is a principal strategy used by fungi to avoid immune recognition. Surface exposure of PAMPs during germination can leave the pathogen vulnerable. Accordingly, β-glucan surface exposure during Aspergillus fumigatus germination activates a...
  12. Regulation of tissue infiltration by neutrophils: role of integrin α3β1 and other factors.

    Current Opinion in Hematology 23(1):36 (2016) PMID 26554893 PMCID PMC4668230

    Neutrophils have traditionally been viewed in the context of acute infection and inflammation forming the first line of defense against invading pathogens. Neutrophil trafficking to the site of inflammation requires adhesion and transmigration through blood vessels, which is orchestrated by adhe...
  13. Activation of proteinase 3 contributes to Non-alcoholic Fatty Liver Disease (NAFLD) and insulin resistance.

    Molecular Medicine 22 (2016) PMID 27261776

    Activation of inflammatory pathways is known to accompany development of obesity-induced non-alcoholic fatty liver disease (NAFLD), insulin resistance and type 2 diabetes. In addition to caspase-1, the neutrophil serine proteases proteinase 3, neutrophil elastase and cathepsin G are able to proc...
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  14. Immune Cells and Metabolism.

    Handbook of experimental pharmacology 233:221 (2016) PMID 25903417

    Low-grade inflammation in the obese AT (AT) and the liver is a critical player in the development of obesity-related metabolic dysregulation, including insulin resistance, type 2 diabetes and non-alcoholic steatohepatitis (NASH). Myeloid as well as lymphoid cells infiltrate the AT and the liver ...
  15. Blood coagulation factor XII drives adaptive immunity during neuroinflammation via CD87-mediated modulation of dendritic cells.

    Nature Communications 7:11626 (2016) PMID 27188843 PMCID PMC4873982

    Aberrant immune responses represent the underlying cause of central nervous system (CNS) autoimmunity, including multiple sclerosis (MS). Recent evidence implicated the crosstalk between coagulation and immunity in CNS autoimmunity. Here we identify coagulation factor XII (FXII), the initiator o...
  16. Brief Report: Endothelial-Specific X-Box Binding Protein 1 Deficiency Limits Tumor Necrosis Factor-Induced Leukocyte Recruitment and Vasculitis.

    Arthritis & rheumatology (Hoboken, N.J.) 67(12):3279 (2015) PMID 26245636

    Endothelial cell activation by tumor necrosis factor (TNF) and associated leukocyte infiltration are hallmarks of vasculitis. The aim of this study was to investigate the potential role of the cellular stress-associated endothelial X-box binding protein 1 (XBP-1) transcription factor in TNF-indu...
  17. Endothelial-specific deficiency of Junctional Adhesion Molecule-C promotes vessel normalisation in proliferative retinopathy.

    Thrombosis and Haemostasis 114(6):1241 (2015) PMID 26311310

    In proliferative retinopathies, like proliferative diabetic retinopathy and retinopathy of prematurity (ROP), the hypoxia response is sustained by the failure of the retina to revascularise its ischaemic areas. Non-resolving retina ischaemia/hypoxia results in upregulation of pro-angiogenic fact...
  18. Contact activation of C3 enables tethering between activated platelets and polymorphonuclear leukocytes via CD11b/CD18.

    Thrombosis and Haemostasis 114(6):1207 (2015) PMID 26293614 PMCID PMC4784683

    Complement component C3 has a potential role in thrombotic pathologies. It is transformed, without proteolytic cleavage, into C3(H2O) upon binding to the surface of activated platelets. We hypothesise that C3(H2O) bound to activated platelets and to platelet-derived microparticles (PMPs) contrib...
  19. Modulation of host immunity by tick saliva.

    Journal of Proteomics 128:58 (2015) PMID 26189360 PMCID PMC4619117

    Next generation sequencing and proteomics have helped to comprehensively characterize gene expression in tick salivary glands at both the transcriptome and the proteome level. Functional data are, however, lacking. Given that tick salivary secretions are critical to the success of the tick trans...
  20. Neutrophil homeostasis and inflammation: novel paradigms from studying periodontitis.

    Journal of Leukocyte Biology 98(4):539 (2015) PMID 25548253 PMCID PMC4569046

    Once viewed as simply antibacterial effector cells packed with antimicrobials, neutrophils are now increasingly appreciated for their regulatory roles in immunity and inflammation. The homeostatic regulation of neutrophils is thus crucial for optimal operation of the immune system. An attractive...