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Microtubules control migrating cells

Scientists from the Cluster of Excellence ImmunoSensation and the Institute of Science and Technology Austria published their recent findings about microtubules controling migrating cells in the Journal of Cell Biology. Cells need to navigate throughout the body. How they find their right way and how they adapt their body size to moving into the right direction is poorly understood. Here, scientists demonstrate that spatially distinct microtubule dynamics regulate amoeboid cell migration by locally promoting the retraction of protrusions. Prof. Eva Kiermaier is member of the Cluster of Excellence ImmunoSensation2.


The group of Eva Kiermaier focuses on the contribution of the cytoskeleton during innate and adaptive immune responses. Dendritic cells (DCs) represent the most potent antigen presenting cells of the innate immune system. They are key mediators for the induction of protective immunity as well as maintenance of self-tolerance. As such, DCs represent an outstanding population of cells, which mediate three fundamentally important tasks: antigen capture and presentation, migration and T cell activation. The group studies how cytoskeletal components, in particular centrosomes and microtubules, impact immune cell effector functions such as antigen presentation and migration and their behavior upon lymphocyte cell-cell interactions.

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Malaria Causes Permanent Damage to Phagocytes in the Spleen

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Tracking glioblastoma cell spread in human brain tissue

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Core2Edge: How tumor cells conquer the brain

Glioblastoma is an aggressive brain tumor that infiltrates deep into the surrounding brain tissue. Even after surgery, tumor cells remain in the brain and the tumor recurs. Bonn researchers have now developed Core2Edge, a model based entirely on human tissue that captures these hard-to-access infiltration zones at the tumor margin. The model enables investigation of the invasive front and direct assessment of new drug candidates in human tissue - without the need for animal testing. The study of the Brain Tumor Translational Research Group has now been published in Nature Protocols.
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Mikrochip zur Wiederherstellung zentralen Sehvermögens bei fortgeschrittener Makuladegeneration.

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Approval of a Novel Retinal Implant Technology

A novel retinal implant is offering people with geographic atrophy the opportunity to regain part of their central vision for the first time. Geographic atrophy is a severe late stage of age-related macular degeneration. An international research team led by Prof. Frank G. Holz of the UKB and the University of Bonn demonstrated in an international clinical trial that the majority of participants experienced significant improvements in visual acuity. The novel retinal implant technology has now received approval for routine clinical use in Europe, making it available beyond clinical trials.
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