News

Visualising multiple sclerosis with a new MRI procedure

Mon, 05 Feb 2024 16:18:17 GMT

The loss of myelin sheaths in the brain is a hallmark of multiple sclerosis. Researchers at ETH Zurich have now developed an MRI method that maps the condition of this nerve insulation layer more accurately than before.

Scientists successfully simulate protein complex that initiates fertilisation

Fri, 02 Feb 2024 10:20:40 GMT

Researchers at ETH Zurich recently developed highly realistic simulations of the proteins on sperm and egg cells coupling together before they fuse. These findings enabled the research team to solve several mysteries of fertilisation at once, which could help to accelerate development of more targeted infertility treatments.

New agent blocks stress response

Mon, 22 Jan 2024 14:23:29 GMT

If the body’s natural stress response gets knocked off balance, it can result in physical and mental health disorders. Researchers at ETH Zurich have developed an agent capable of selectively inhibiting this response.

Clarifying the cause of Guillain-Barré Syndrome

Mon, 22 Jan 2024 08:36:43 GMT

Guillain-Barré Syndrome is a rare condition in which a person’s immune system attacks the peripheral nerves. People affected suffer from muscle weakness and paralysis. A research team led by ETH Zurich has now clarified the mechanism of this autoimmune disease.

Complement System Causes Cell Damage in Long Covid

Mon, 22 Jan 2024 08:28:35 GMT

Long Covid patients suffer from chronic symptoms such as fatigue or shortness of breath. As researchers at the University of Zurich and University Hospital Zurich have discovered, this is to some extent due to a part of our immune system called the complement system. The study identified a pattern in the blood proteins that will improve the diagnosis and perhaps also the targeted treatment of Long Covid.

A virus that kills sleepers

Fri, 19 Jan 2024 09:43:13 GMT

ETH Zurich researchers have found a virus that kills dormant bacteria. This rare discovery could help to combat germs that can’t be treated with antibiotics alone.

Less Stress, Better Research

Wed, 17 Jan 2024 14:53:43 GMT

Urs Meyer, professor at the Institute of Veterinary Pharmacology and Toxicology at UZH, and his team have developed a new method of orally administering pharmaceutical substances to mice. The new method benefits both the animals and the researchers. The method will now be rolled out more widely as part of the National Research Programme 79, “Advancing 3R”.

“We can only solve problems together”

Tue, 16 Jan 2024 09:26:08 GMT

Infectious diseases and antibiotic resistance spread around the world via trade and travel routes. Together with partners in India and Uganda, the infectious diseases specialist Jan Fehr is looking for solutions to global health problems.

How wounds heal – and cancers grow

Mon, 15 Jan 2024 08:26:12 GMT

There are some striking parallels between how skin wounds heal and how malignant tumours grow. Cell culture can help us understand the mechanisms involved – but animal testing still has a role to play.

Seeing the World Anew

Wed, 10 Jan 2024 09:51:17 GMT

Zurich’s Senior Citizens University UZH3 exercises the brain cells of adults over sixty. Combined with sport and social activities, lifelong learning is a health asset in people’s later years. Research carried out by UZH psychologist Burcu Demiray also backs this up.

New method to understand cell-cell communications

Thu, 07 Dec 2023 08:50:25 GMT

By communicating with one another, cells collectively drive biological functions. The direct neighbourhood of a cell influences its behaviour, gene expression and the cellular crosstalk. The development of diseases is often the consequence of disrupted cell-cell communications. In a study published by Nature Communications, researchers from the Systems Physiology lab of Andreas Moor, developed a method to characterise microenvironments at single-cell resolution.

Teaming up for better health

Wed, 06 Dec 2023 08:55:05 GMT

What’s the best way to translate research findings into clinical practice? A discussion with Monika Jänicke, CEO of the University Hospital Zurich, Rahel Kubik, head of radiology at Kantonsspital Baden, and Christian Wolfrum, VP for Research at ETH Zurich.

A Smartwatch App to Tackle Long Covid

Mon, 04 Dec 2023 08:58:59 GMT

A treatment for people suffering from Long Covid is yet to materialize. The only approach that has proven to be effective is for patients to manage their symptoms. Researchers at UZH have developed an innovative smartwatch application and app that help patients do this. The researchers have now been awarded this year’s UZH Postdoc Team Award.

Pitfalls of Computer-Based Psychotherapy

Mon, 04 Dec 2023 08:52:03 GMT

Smartphone apps and internet programs promise quick and easy help for mental health difficulties. Birgit Watzke and her team at the Department of Psychology are investigating these digital tools and identifying their uses and limits.

Molecular cooperation at the threshold of life

Mon, 27 Nov 2023 08:30:25 GMT

Protein-like aggregates known as amyloids can bind to molecules of genetic material. It is possible that these two types of molecules stabilised each other during the development of life – and that this might even have paved the way for the genetic code.

Artificial intelligence finds ways to develop new drugs

Fri, 24 Nov 2023 08:55:39 GMT

A new AI model developed by chemists at ETH Zurich can not only predict where a pharmaceutically active molecule can be chemically modified, but also how best to do it. This makes it possible to identify new pharmaceutical ingredients more quickly and improve existing ones in a targeted manner.

Halting a malformation of the heart

Wed, 22 Nov 2023 10:00:57 GMT

Researchers at ETH Zurich have now shown that a previously unknown protein plays a key role in a congenital malformation of the heart. Their findings point the way towards new treatment options.

A Local Seed Vault to Boost Biodiversity

Mon, 20 Nov 2023 15:57:54 GMT

Researchers at UZH are freezing the seeds of threatened local plants to help increase the biodiversity of ecosystems in the future.

When growth becomes a weakness

Fri, 17 Nov 2023 08:24:49 GMT

ETH researchers are clarifying what can happen when cells exceed their normal size and become senescent. The new findings could help to optimize cancer therapies.

The Operating Room of the Future

Fri, 10 Nov 2023 09:13:48 GMT

The innovative OR-X at the Balgrist University Hospital is an exact copy of an operating room. Here, surgeons can train their skills and team up with researchers to develop computer-assisted surgical methods. This speeds up the translation of state-of-the-art surgical innovations into clinical practice and benefits patients.

Predatory Bacteria

Fri, 10 Nov 2023 08:42:05 GMT

Antibiotic resistance is increasingly becoming a challenge for treating bacterial infections. Microbiologist Simona Huwiler is researching whether predatory bacteria — that is, bacteria that eat other bacteria — can be used as a new kind of antibiotic and whether this approach also leads to the development of resistance.

Reducing anxiety and stress with pupil feedback

Wed, 01 Nov 2023 09:28:31 GMT

The brain’s state of arousal is the key to many stress- and anxiety-related disorders. Researchers at ETH Zurich have now found a way to influence it with a new biofeedback method.

Adding Years to Life and Life to Years

Wed, 25 Oct 2023 09:43:01 GMT

Medical advances mean people are living longer. However, they often face multiple conditions or illnesses in later life. Geriatric medicine is seeking both to increase healthy years of life and to get a better handle on multimorbidity.

Better cancer diagnosis thanks to digital 3D images

Tue, 24 Oct 2023 08:20:21 GMT

How to bring a diagnostic process that has endured for 100 years into the digital age? Two researchers from ETH Zurich and the University of Zurich are developing a robotic platform that enables a more accurate diagnosis of cancer cells by rapidly quantifying tissue samples in their entirety.

ETH Zurich researchers study one of the world’s darkest rivers

Thu, 19 Oct 2023 07:35:20 GMT

They set out to study the Congo Basin’s carbon cycle and in the process have become aware of one of the world’s darkest blackwater rivers: the Ruki. In the first study on this major jungle river, an international research team led by ETH Zurich explains how this blackness comes about and what it says about the river system’s carbon balance.

Award-Winning 3R Research Reduces Animal Experiments

Thu, 12 Oct 2023 11:46:19 GMT

UZH is developing alternative methods to animal experiments in line with the 3Rs principle. To highlight outstanding achievements of its members in the field of 3Rs, the university has introduced the UZH 3R Award, which has now gone to Giuseppe Esposito and Melanie Generali.

Increased deep sleep benefits your heart

Mon, 09 Oct 2023 08:00:49 GMT

Stimulating the brain with gentle sounds during deep sleep significantly enhances cardiac function, according to a new study. This discovery could have implications not only for cardiovascular diseases but also for competitive sports, among other areas.

Predictions of the effect of drugs on individual cells are now possible

Wed, 04 Oct 2023 13:54:35 GMT

Experts from ETH Zurich, the University of Zurich, and University Hospital Zurich have used machine learning to jointly create a innovative method. This new approach can predict how individual cells react to specific treatments, offering hope for more accurate diagnoses and therapeutics.

Genetics of Attraction: Mate Choice in Fruit Flies

Mon, 02 Oct 2023 07:42:24 GMT

Genetic quality or genetic compatibility? What do female fruit flies prioritize when mating? Researchers at the University of Zurich show that both factors are important at different stages of the reproductive process and that females use targeted strategies to optimize the fitness of their offspring.

How a suction cup delivers medications to the bloodstream

Mon, 02 Oct 2023 07:33:21 GMT

Researchers at ETH Zurich have developed a suction cup that allows medications to be absorbed through the mucosal lining of the cheeks. This new approach could spare millions of patients the pain and fear associated with injections.

A hygiene program for chromosomes

Mon, 02 Oct 2023 07:08:11 GMT

Cell biologists at ETH Zurich describe a new organelle present in mammalian cells that is made of rings of DNA. This “mini-organ” could potentially play a role in autoimmune diseases, and it could help researchers to understand how cell nuclei evolved.

Our Digital Doppelgangers

Fri, 22 Sep 2023 08:42:22 GMT

Artificial intelligence is also revolutionizing the world of medicine. In the future, we will be able to create digital twins that simulate various processes in our body. These digital representations of ourselves will be able to help us diagnose and treat diseases.

Genetically modifying individual cells in animals

Thu, 21 Sep 2023 07:31:39 GMT

Researchers at ETH Zurich have developed a method that lets them genetically modify each cell differently in animals. This allows them to study in a single experiment what used to require many animal experiments. Using the new method, the researchers have discovered genes that are relevant for a severe rare genetic disorder.

Mr. Deetlefs Sings in Cavalleria Rusticana

Wed, 20 Sep 2023 07:21:47 GMT

Keeping active in later life keeps you healthy. MOASIS is a study conducted by UZH to examine how older people live and the effect this has on their fitness levels and well-being. The message is clear: use it or lose it.

A human model for autism

Thu, 14 Sep 2023 07:20:09 GMT

The CRISPR-Cas gene scissors enable researchers to study the genetic and cellular causes of autism in the lab – directly on human tissue.

Neurons Humming

Wed, 30 Aug 2023 08:57:43 GMT

Sleep disorders are very common, and they’re particularly problematic for people with Parkinson’s or Alzheimer’s disease. Researchers at UZH, USZ and ETH are developing a device that can help patients sleep more deeply and improve their quality of life.

Two Million for Memory Research

Wed, 30 Aug 2023 07:37:01 GMT

Neuroscientist Fritjof Helmchen has been awarded a coveted SNSF Advanced Grant worth CHF 2 million to fund his project researching a new theory of memory formation.

How Salmonella grow together in the gut and exchange antibiotic resistance

Thu, 24 Aug 2023 09:26:22 GMT

The ability to utilize a mere single alternative food source is all it takes for diarrhoea causing Salmonella bacteria to bloom when a gut is already colonized by a closely related strain, according to researchers from ETH Zurich. This coexistence enables the exchange of antibiotic resistance.

Cells with an ear for music release insulin

Thu, 24 Aug 2023 09:19:40 GMT

"We will rock you": ETH Zurich researchers are developing a gene switch that triggers insulin release in designer cells by playing certain rock and pop songs.

Biodiversity protects against invasions of non-native tree species

Thu, 24 Aug 2023 06:51:47 GMT

For the first time, researchers combined human and ecological factors to analyse the global scale of non-native tree species invasions. Human activity in hotspots of global trade, such as maritime ports, is linked to an increased likelihood of non-native tree species invasions. However, a high diversity of native tree species can help to curb the intensity of such invasions.

Building muscle in the lab

Wed, 16 Aug 2023 12:39:57 GMT

A new method allows large quantities of muscle stem cells to be safely obtained in cell culture. This provides a potential for treating patients with muscle diseases – and for those who would like to eat meat, but don’t want to kill animals.

When Controls Fail

Wed, 16 Aug 2023 08:43:38 GMT

In autoimmune disorders like multiple sclerosis, the body’s immune system attacks the central nervous system. Immunologist Sarah Mundt wants to figure out why that happens and how to keep autoreactive T cells in check.

Bear-human coexistence rethought

Mon, 14 Aug 2023 08:53:10 GMT

The media uproar over wolf attacks on livestock in Switzerland and a bear attack in Italy show how charged the issue of large carnivores and humans coexisting in Europe is. ETH Zurich researcher Paula Mayer has now created a participatory model to help facilitate human-bear coexistence using the example of the Apennine brown bear.

Treating anaemia with gene scissors

Wed, 02 Aug 2023 06:58:23 GMT

ETH Zurich molecular biologist Mandy Boontanrart is researching gene therapies that could be used to cure two of the most common types of inherited anaemia. She has now developed a promising approach for so-called beta-hemoglobinopathies.

Treating bladder infections with viruses

Mon, 24 Jul 2023 07:07:40 GMT

The pathogens that cause urinary tract infections are becoming increasingly resistant to antibiotics. ETH Zurich researchers have now developed a rapid test and a new therapeutic approach using bacteria-infecting viruses known as phages.

Detecting breast cancer earlier with 3D X-rays

Thu, 20 Jul 2023 08:23:43 GMT

A research team from ETH Zurich and the Paul Scherrer Institute PSI together with the Baden Cantonal Hospital and the University Hospital Zurich wants to improve a method for diagnosing breast cancer.

AI Brings Hope for Patients with Lyosomal Storage Disease

Mon, 17 Jul 2023 13:55:40 GMT

Artificial intelligence is becoming increasingly important in drug discovery. Advances in the use of Big Data, learning algorithms and powerful computers have now enabled researchers at the University of Zurich (UZH) to better understand a serious metabolic disease.

Orexin influences pupil size

Thu, 13 Jul 2023 06:55:22 GMT

The way the brain regulates pupil size is different from previously thought: fundamentally responsible is the neurotransmitter orexin, as researchers at ETH Zurich have now shown. This discovery could well alter our understanding of consciousness and illnesses such as narcolepsy and Alzheimer’s.

Building models to predict interactions in plant microbiomes

Fri, 07 Jul 2023 09:20:54 GMT

Microbiologists at ETH Zurich have developed computational models that use nutrients and metabolism of plant-associated bacteria to predict how the microbes interact on the surface of leaves and ultimately form the microbiome.

How an ocean-fertilising bacterium forms aggregates

Mon, 26 Jun 2023 07:01:08 GMT

Trichodesmium, a common and ecologically important bacterium, fertilises nutrient-poor regions of the oceans and thereby enables higher life. Crucial to its success is its ability to form aggregates in order to react quickly to changes in its environment. ETH Zurich researchers have shown how the microbes organise themselves in this process.