Neurosciences - 28/02/2024

Mesh microelectrode arrays: research with brain organoids on a new level

How does the brain work? Brain organoids are derived from pluripotent stem cells and regarded as valuable model systems that can depict some aspects of neurological functioning. Dr. Peter Jones from NMI together with Dr. Thomas Rauen from the MPI for Molecular Biomedicine in Münster, has taken organoid research to a new level. His novel mesh microelectrode array (Mesh-MEA) greatly improves the growth and electrophysiological analysis of tissue.

In living cells, a vast number of transient events occur simultaneously. The recording of these activities is a prerequisite for a molecular understanding of life. Scientists at the MPI for Medical Research in Heidelberg and their collaboration partners have created a novel technology that allows cellular events to be recorded through chemical labeling with fluorescent dyes for later analysis, opening up new ways to study cellular physiology.

Computer scientists from the Cluster of Excellence Collective Behaviour developed a model, that explains how collective scenarios such as diseases may proceed.

Robotics in medicine - 15/02/2024

Copied from the pangolin: innovative flexible miniature robot for minimally invasive applications

Wireless miniature robots that can penetrate hard-to-reach areas of the body for the purpose of medical treatment are currently still a vision of the future. Researchers at the Max Planck Institute for Intelligent Systems in Stuttgart have now constructed the first flexible prototype modelled on the pangolin, which can generate heat and stop bleeding, kill tumour cells or release "cargo" in the model system.

How well do the algorithms used in the AI-supported analysis of medical images perform their tasks? This depends to a large extent on the metrics used to evaluate their performance. An international consortium led by scientists from the German Cancer Research Center and the National Center for Tumor Diseases has compiled the knowledge available worldwide on the specific strengths, weaknesses and limitations of the various validation metrics.

The constant remodeling of the organs of the female reproductive tract during the reproductive cycle leads to fibrosis and chronic inflammation over the years. Scientists from the German Cancer Research Center (DKFZ) have now uncovered these unexpected long-term consequences of female reproductive function in mice. The results have been published in the scientific journal CELL.

BioMed X and the Universitätsmedizin Mannheim announced today the publication of two manuscripts in the field of cancer immunology in the journal Science Advances. The work is based on a collaboration bet- ween both institutions and researchers at the German Cancer Research Center (DKFZ), the Heidelberg Uni- versity, and the Helmholtz Institute for Translational Oncology (HI-TRON).

Scientists from the German Cancer Research Center (DKFZ) and Medical Faculty Mannheim of the Heidelberg University investigated in mice how spreading tumor cells behave at the site of metastasis: Some tumor cells immediately start to form metastases. Others leave the blood vessel and may then enter a long period of dormancy. What determines which path the cancer cells take is their epigenetic status.

The German Research Foundation (DFG) has announced the first pivotal decisions for the "Clusters of Excellence" funding line as part of the Excellence Strategy of the German federal and state governments. The University of Stuttgart has been given the green light for two new cluster initiatives.

A precursor of cholesterol can protect cancer cells from a form of cell death known as ferroptosis. Scientists of the University of Würzburg, the German Cancer Research Center (DKFZ), and the Stem Cell Institute HI-STEM* published this finding in the journal Nature. The results opens up exciting prospects for further improving the treatment of cancer and other diseases associated with oxidative stress and ferroptosis.

Waste recycling in the healthcare sector - 30/01/2024

Sustainability in medical technology: a particular challenge

Quality and safety of medical care are top priorities in the healthcare sector. However, this is often at the expense of climate protection, as not only are energy and raw material consumption very high, but so is the amount of waste generated due to the large number of disposable products. Sustainable product design and improved recycling strategies are therefore required to reduce waste and the CO2 footprint.

A high-fat, high-sugar diet damages the liver in the long term. Scientists at the German Cancer Research Center (DKFZ) have now identified a characteristic change in the molecular signaling pathways of liver cells in mice that were exposed to such a diet for weeks. It fuels the division activity of hepatocytes and correlates with the risk of patients suffering liver failure after liver surgery.

Immatics N.V. (NASDAQ: IMTX, “Immatics”), a clinical-stage biopharmaceutical company active in the discovery and development of T cell-redirecting cancer immunotherapies, announced today the pricing of an underwritten public offering of 15,925,000 ordinary shares at a public offering price of $11.00 per share.

Artificial intelligence (AI) can help dermatologists to detect skin cancer. However, many dermatologists distrust the algorithms' decisions, which they cannot comprehend. Scientists at the German Cancer Research Center have now developed an AI-based support system for skin cancer diagnostics that explains its decisions.

Researchers at the Faculty of Medicine of the University of Freiburg discover key factor in the development of immune cells. New approaches for the treatment of ALPS.

Health Data Futures project - 11/01/2024

Creating a network of trust

In the three-nation project "Health Data Futures", stakeholders and experts from Germany, France and Switzerland have launched a series of patient-centred innovations. Using various future scenarios, the project partners may be able to come up with even more scenarios.

The family-owned MedTech company KARL STORZ announces the acquisition of the innovative software manufacturer Innersight Labs Ltd. (ISL) headquartered in London. In addition to state-of-the-art endoscopes, high-end medical devices, and integrated solutions for the operating room, KARL STORZ is also continuing to expand in innovative software solutions.

Certain brain tumors in small children contain cells that develop very similarly to normal brain cells and others that have already developed malignantly, depending on where they are located within the tumor.

More than 65,000 men fall ill with prostate cancer each year in Germany. Twelve thousand of them develop a treatment-resistant form which eventually ends in death. Now, a team of researchers from the Medical Faculty at the University of Freiburg has developed an active substance that might in future represent a new treatment option.

University of Tübingen neuroscientists discover new functions of head-direction cells suggesting they may contribute to episodic memory formation.

Inflammation of the heart muscle, also known as myocarditis, is a serious consequence of a viral infection. This can impede the heart’s ability to pump blood in the long term. In a current study, researchers of the Faculty of Medicine of the University of Freiburg have discovered a new approach for treating myocarditis.

Mutations of the tumor suppressor p53 not only have a growth-promoting effect on the cancer cells themselves, but also influence the cells in the tumor's microenvironment. Scientists at the Weizmann Institute in Israel and at the German Cancer Research Center (DKFZ) have now shown that p53-mutated mouse breast cancer cells reprogram fat cells.

For the first time, the active substance epifadin has been isolated at the University of Tübingen – Epifadin is produced by specific bacteria in the nose and on the skin of humans, has an antibiotic effect, and is the first example of a previously unknown antimicrobial compound class.

All-enzyme hydrogels in action - 13/12/2023

Biocatalytic foams enable the sustainable synthesis of complex molecules

Conventional chemical synthesis processes consume large amounts of energy and environmentally harmful solvents. Prof. Dr. Christof Niemeyer’s team at the Karlsruhe Institute of Technology has generated porous, solid foams from crosslinked enzymes that allow the production of high-quality compounds under significantly more environmentally friendly conditions. The novel biocatalysts are also extremely resistant and have a long shelf life.

The German Cancer Society has certified the Center for Personalized Medicine (ZPM) at Heidelberg University Hospital. At the ZPM Heidelberg, patients with advanced and rare cancers and, in future, people with severe chronic inflammatory diseases will receive a molecular genetic analysis. The detailed information can open up new treatment options for those affected.

Professor Dr. Rohini Kuner from the Medical Faculty of Heidelberg University receives the Leibniz Prize of the German Research Foundation (DFG).

Computer-assisted genome mining - 04/12/2023

Natural product genomics opens up new avenues in the search for antibiotics

Antibiotic-resistant pathogens are increasingly endangering our health. Since most of the drugs currently in use are based on secondary metabolites produced by bacteria or fungi, the research group of Prof. Dr. Nadine Ziemert in Tübingen is developing bioinformatic tools to specifically search the genome of these organisms for previously unknown antimicrobial agents.

University of Tübingen researchers reverse the evolution of a class of antibiotics to gain insights for the development of new drugs.

Heidelberg scientists unveil genetic programmes controlling the development of cellular diversity in the cerebellum of humans and other mammals. The research results have now been published in the journal Nature.

The progression of multiple sclerosis (MS) can usually be slowed down with medication, but a cure is currently not possible. It is now established that Epstein-Barr viruses are involved in the development of MS. However, it is not known how the pathogens trigger the disease. The European Union is now funding the international research consortium BEHIND-MS as part of its HORIZON Europe program.

Pancreatic cancer is one of the deadliest types of cancers in humans. Chemotherapies attack not only the tumor cells but also healthy cells throughout the body. Innovative nanoparticles could be a new approach to treat cancer more precisely. The approach was developed by a research team from the Max Planck Institute (MPI) for Multidisciplinary Sciences, the University Medical Center Göttingen (UMG), and the Karlsruhe Institute of Technology.

Augmented reality for visual orientation - 15/11/2023

Fall prevention with the help of balance-enhancing AR glasses

As we age, our eyesight deteriorates and we have increasing difficulties with orientation. This can lead to balance problems and fatal falls. A team led by Dr. Lorenz Assländer from the University of Konstanz is currently developing a prototype of augmented reality (AR) glasses that use superimposed patterns to facilitate visual orientation in space, thereby helping to improve balance control and prevent falls.

All cancer cells - even those within the same tumor - differ from each other and change over the course of a cancer disease. Scientists at Heidelberg University Hospital, the Medical Faculty in Heidelberg and the German Cancer Research Center discovered molecular changes in multiple myeloma that help individual cancer cells to survive therapy.

Nanoparticles as drug carriers - 09/11/2023

Inhalation of nanocarriers for antibiotics against resistant tuberculosis pathogens

Around ten million people worldwide still contract tuberculosis every year. With an estimated 1.4 million deaths a year, tuberculosis was the world’s deadliest infectious disease until COVID-19. The high mortality rate is down to the sophisticated biology of the pathogen Mycobacterium tuberculosis. A team of researchers from the KIT and the Research Centre Borstel (FZB) has developed a method that aims to outsmart the bacterium once and for all.

CAR-T cell therapy is a last hope for many patients with blood, bone marrow or lymph gland cancer when other treatments are unsuccessful. A limiting factor of this very effective and safe therapy is that the cells used in the process quickly reach a state of exhaustion. Researchers at the University of Freiburg have now been able to prevent this exhaustion and thus significantly improve the effect of the therapy in a preclinical animal model.

An interdisciplinary research group combining mechanical engineering and biotechnology has taken up its work at the Institute for Molecular Systems Engineering and Advanced Materials (IMSEAM) of Heidelberg University. The team under the direction of Dr Kai Melde will pursue an innovative approach to biofabrication – 3D cell culture using ultrasound. Tools are being developed that can be used as an alternative to or enhancement for 3D printing.

High-resolution microscopy technology bypassing the diffraction limit - 26/10/2023

From micro- to nanoscope

It has long been impossible to distinguish objects closer than 200 nanometres using light microscopes. However, novel devices developed by a company called abberior Instruments GmbH, which use technology developed by Nobel Prize winner Prof. Dr. Stefan Hell and his teams in Heidelberg and Göttingen, are now able to bypass this resolution limit and provide detailed insights into living cells in the lower nanometre range.

Jun.-Prof. Dr. Priscilla Briquez, junior professor at the Department of General and Visceral Surgery at the Freiburg University Medical Center and member of the Medical Faculty at the University of Freiburg, has received a European Research Council (ERC) Starting Grant from the European Commission. Her DRESSCODE project will receive a total of 1.5 million euros funding for five years.

Epigenetically active drugs enable the cell to read parts of the genome that were previously blocked and inaccessible. This leads to the formation of new mRNA transcripts and also new proteins, as scientists from the German Cancer Research Center and the University Hospital Tübingen have now published. These "therapy-induced epitopes" could help the immune system recognize cancer cells.

Epigenetically active drugs enable the cell to read parts of the genome that were previously blocked and inaccessible. This leads to the formation of new mRNA transcripts and also new proteins, as scientists from the German Cancer Research Center and the University Hospital Tübingen have now published. These "therapy-induced epitopes" could help the immune system recognize cancer cells.

A researcher team from Ecole Polytechnique Federal de Lausanne led by Dr. Vivek Thacker now group leader at the Department of Infectious Diseases at Heidelberg University Hospital have studied why tuberculosis bacteria form long strands and how this affects their infectivity. Their findings could lead to new therapies and have now been published in the journal Cell.

Why are severe courses of SARS-CoV-2 infection less common in children and adolescents than in adults? Scientists at the German Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ) have now discovered that the immune system in the upper respiratory tract is much more alert and active in children before infection than in adults and is therefore better equipped to fight the virus.

The development of highly specific T-cell engagers directed against pHLA tumor targets will be quick and easy. BioCopy's innovative pHLA screening technology characterizes drug candidates in great depth for their specific binding against the desired pHLA tumor target. YUMAB develops highly specific antibodies with their advanced antibody technologies.

The new Center for Bionic Intelligence Tübingen Stuttgart aims to optimize the interaction between humans and technical systems in a fundamentally new way. Scientists from the Universities of Stuttgart and Tübingen, the Max Planck Institute for Intelligent Systems and the Max Planck Institute for Biological Cybernetics are conducting research on intelligent bionic systems that will aid understanding and treatment of certain diseases of the CNS.

Dossier - 11/10/2023

The quantum revolution in the healthcare industry

From ultra-fast quantum computers to highly sensitive sensors - quantum technologies could take medicine a giant step forward. Possible areas of application range from drug development and early cancer detection to reading brain waves to control prostheses or exoskeletons. The German state of Baden-Württemberg plays a key role in the development of sensors in particular.

A phase I clinical trial is now starting at Tuebingen University Hospital in the Clinical Collaboration Unit (CCU) Translational Immunology, in collaboration with the Department of Internal Medicine I, which is investigating the therapeutic cancer peptide vaccine Fusion-VAC-XS15 in combination with immune checkpoint blockade by atezolizumab (Tecentriq®).

A research team of scientists from the Fraunhofer IPA, the Bosch Digital Innovation Hub at Bosch Health Campus and the Institute of Image-Guided Surgery (IHU) of Strasbourg has jointly launched the DAIOR project. Within the framework of the project, the project partners are working on realizing the operating room of the future with help of artificial intelligence and robot assisted telemedicine.

Help with osteoarthritis of the knee - 27/09/2023

Individualised knee-joint cartilage: artificial tissue that fits

Knee joints are subject to considerable stress throughout our lives. The natural shock absorber cartilage wears out over a lifetime, so many people develop knee osteoarthritis. Treatment is available in the form of artificial cartilage. This "off-the-shelf" tissue often does not grow well. Researchers are developing an individualised cartilage replacement made from biomaterial that is produced by 3D printing based on MRI images.

Tumor vaccines can help the body fight cancer. These vaccines alert the patient's immune system to proteins that are harbouring cancer-typical alterations. Physicians and cancer researchers from Heidelberg and Mannheim have now treated adult patients with advanced midline gliomas, difficult-to-treat brain tumors, with a peptide vaccine for the first time.

Current diagnostic methods do not always reliably distinguish between chronic inflammation of the pancreas and pancreatic cancer. About one third of all diagnoses are inconclusive. Scientists from the German Cancer Research (DKFZ) and from Heidelberg University Hospital (UKHD) therefore searched for molecular markers that could specify this diagnosis.