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Home NEWS Science News Cancer

How Immune Cells Send Messages

Bioengineer by Bioengineer
August 7, 2025
in Cancer
Reading Time: 4 mins read
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In a groundbreaking advancement poised to revolutionize immunology and personalized medicine, a team of scientists led by Professor Simon Haas has unveiled a pioneering technology capable of decoding the intricate communications between immune cells. This new methodology, detailed in the prestigious journal Nature Methods, offers an unprecedented window into the cellular dialogues that govern our body’s defense against infections, cancer, and autoimmune disorders. By peeling back the complex layers of immune cell interaction, this technology has the potential to dramatically refine immunotherapies, making treatments more predictable, effective, and individualized.

The human immune system is a sophisticated network trained to identify and eradicate threats such as pathogens and malignant cells. This defense mechanism hinges on the ability of diverse immune cells to communicate precisely and efficiently. Each immune cell type assumes a specialized role, whether by detecting invading microbes, sending distress signals to mobilize aid, or directly neutralizing harmful agents. However, the breakdown or miscommunication among these cellular players often results in a cascade of pathological conditions, ranging from persistent infections to debilitating autoimmune diseases. Understanding these cellular signals in fine detail has been a longstanding challenge, one that this newly devised technology directly addresses.

Developed through a cross-disciplinary collaboration involving institutions like the Berlin Institute of Health at Charité, the Max Delbrück Center, the German Cancer Research Center (DKFZ), the Heidelberg Institute for Stem Cell Technology and Experimental Medicine (HI-STEM), and Queen Mary University of London, this technology is designed to “listen in” on cellular conversations at an ultra-high scale. It employs a sophisticated cytometry-based approach that can analyze millions of cell-to-cell interactions rapidly and cost-effectively. This scalability ensures applicability not only within advanced research laboratories but also in clinical environments, where such insights are urgently needed.

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One of the most transformative applications of this technology lies in cancer immunotherapy. Cancer cells notoriously develop evasive strategies to disrupt immune communication pathways, thereby avoiding detection and elimination by immune cells. Immunotherapy has revolutionized cancer treatment by reactivating or enhancing these communication channels, yet a persistent problem remains: patient responses to such therapies vary widely, and clinicians have lacked reliable tools to predict therapeutic outcomes. Professor Haas emphasizes that this new method can fill this critical gap by offering a precise readout of immune interactions and signaling networks, thereby forecasting who will benefit most from immunotherapeutic interventions.

Professor Haas heads a research group focused on pioneering single-cell technologies and their translation into precision medicine. His leadership positions span the Berlin Institute of Health, the Max Delbrück Center, and the Queen Mary University of London’s Precision Healthcare University Research Institute. Under his guidance, the lab is based at the Berlin Institute for Medical Systems Biology. This research initiative prioritizes capturing and interpreting the nuances of cellular communication at the single-cell level, which is essential for understanding heterogeneity within immune responses and disease progression.

Complementing Haas’s efforts, Dr. Daniel Hübschmann, a senior author and principal investigator at HI-STEM and the German National Center for Tumor Diseases, underscores the importance of this technological leap in clinical contexts. “Despite the successes of immunotherapies, predicting patient response has remained elusive. Our technology’s ability to dissect cellular dialogue with extreme resolution provides clinicians with actionable insights, potentially transforming patient stratification and therapeutic decision-making,” Hübschmann explains.

The technological innovation hinges on an ultra-high-scale cytometry process capable of mapping cellular interactions dynamically, capturing not only static snapshots but also the evolution of immune communications over time. Such temporal resolution enables the tracking of how immunotherapies modulate cell-to-cell signaling pathways, revealing mechanisms of resistance, adaptation, and efficacy. This fine-grained temporal data is vital for designing adaptive treatment regimens that evolve alongside the patient’s immune landscape.

Beyond oncology, this technology has unveiled detailed maps of immune cell interactions during viral infections and autoimmune diseases. By generating dynamic network maps, the researchers illuminate how immune responses are choreographed across various tissues and organs. Such insights are pivotal for understanding systemic immune coordination and for identifying points where communication breaks down, leading to pathological conditions. This multi-tissue perspective represents a significant advance over previous methods that largely focused on isolated cell populations or single tissue environments.

This pioneering approach was realized through an intensive interdisciplinary collaboration bridging medicine, computational biology, and life sciences. The integration of computational algorithms with experimental cytometry was essential to decode millions of concurrent cell interactions efficiently. Doctoral candidates Dominik Vonficht, Lea Jopp-Saile, Schayan Yousefian, and Viktoria Flore played instrumental roles as first authors, developing both the laboratory techniques and analytical frameworks that underpin this technology.

With this robust platform established, the team is now advancing toward clinical translation. By partnering with medical centers and clinicians, they aim to integrate these cellular interaction mappings into routine diagnostic and prognostic workflows. Such integration promises to enhance the precision of treatment predictions, reduce trial-and-error in therapeutic choices, and ultimately enable truly personalized medicine approaches tailored to the unique immune communication patterns of individual patients.

The implications of this work extend well beyond current immunotherapies. By dissecting the fundamental language of the immune system, researchers anticipate new therapeutic targets, strategies to counteract immune evasion by cancer or pathogens, and novel biomarkers for early disease detection. This technology sets the stage for a paradigm shift in immunology—one in which cellular dialogue can be both monitored and modulated with precision, ushering in an era of bespoke immunological interventions.

As immunotherapies continue to evolve as frontline cancer treatments, tools that enhance their precision and predictability are invaluable. This cytometry-based cellular interaction mapping not only meets that need but does so at a scale and depth previously unattainable. Its publication in Nature Methods marks a milestone, offering both a methodological breakthrough and a beacon of hope for millions of patients worldwide who stand to benefit from smarter, more adaptive immunological care.

Subject of Research: Immune cell communication and its role in infections, cancer, autoimmune diseases, and response to immunotherapy.

Article Title: Ultra-high-scale cytometry-based cellular interaction mapping

News Publication Date: 7-Aug-2025

Web References:

Haas lab
Single cell approaches for personalized medicine
When blood cancer starts to spread

References:
Dominik Vonficht, Lea Jopp-Saile, Schayan Yousefian, Viktoria Flore et al. (2025): Ultra-high-scale cytometry-based cellular interaction mapping. Nature Methods, DOI: 10.1038/s41592-025-02744-w

Keywords: Immune cells, Immunotherapy, Cancer cells, Single cell profiling

Tags: advancements in immunologyautoimmune disorder mechanismscellular dialogues in immune responsecombating infections with immune cellscross-disciplinary research in healthdecoding immune cell interactionsimmune cell communication technologyimmunotherapy refinement techniquesinnovative methodologies in immunologypersonalized medicine breakthroughsProfessor Simon Haas contributions to scienceunderstanding immune system signaling

Tags: Cancer immunotherapy advancementsCytometry-based interaction mappingImmune cell communicationPersonalized medicine breakthroughsSingle-cell technology innovation
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