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University of Freiburg


A simple solution to a complex problem

A team of scientists at the University of Freiburg has discovered a transport protein in mycobacteria responsible for absorbing L-arabinofuranose, a crucial nutrient. This breakthrough could lead to the development of new antibiotics and treatments for diseases like tuberculosis.

SourceUniversity of Freiburg·JournalCell Chemical Biology·DateApr 29, 2019

Hollow structures in 3D

Scientists at University of Freiburg create three-dimensional hollow structures in quartz glass using Glassomer process. This breakthrough enables the production of optical waveguides and microfluidic channels, previously difficult to manufacture due to glass's chemical resistance.

SourceUniversity of Freiburg·JournalNature Communications·DateMar 29, 2019

Traffic control of cells

Scientists have created a hydrogel matrix whose stiffness can be reversibly tuned using light, enabling the investigation of how cells respond to dynamic changes in their environment. The matrix has potential applications in cancer immunotherapy and understanding cell migration patterns.

SourceUniversity of Freiburg·JournalAdvanced Materials·DateMar 25, 2019

A varied menu

Researchers found that the carnivorous waterwheel plant catches a wide variety of prey, including fast-swimming animals and slow-moving snails. The plant's diverse diet may be an adaptation to its fragmented habitats.

SourceUniversity of Freiburg·JournalIntegrative Organismal Biology·DateMar 25, 2019

Floodplain forests under threat

A recent study found that groundwater extraction is harming floodplain forests in Europe by reducing tree growth and increasing drought sensitivity. The research suggests that adapting to climate change requires reducing groundwater extraction, not increasing it, to protect these critical ecosystems.

SourceUniversity of Freiburg·JournalFrontiers in Forests and Global Change·DateMar 19, 2019

Little owls on the move

A team of researchers has developed an individual-based computer model to assess the dispersal potential of juvenile little owls from Germany to suitable habitats in northern Switzerland. Key findings include inter-individual and sexual behavioral differences among juvenile little owls, with females tending to move more directionally.

SourceUniversity of Freiburg·JournalEcological Applications·DateMar 12, 2019

Binding with consequences

Researchers discovered a mechanism by which bacteria like Burkholderia ambifaria activate white blood cells and attack the immune system. The study found that lectin BambL binds to carbohydrate residues on the surface of B cells, triggering an immune response in immunocompromised hosts.

SourceUniversity of Freiburg·JournalScience Signaling·DateMar 6, 2019

Finally available in a bottle

Researchers from University of Freiburg successfully prepared the elusive chromium hexacarbonyl cation, a key compound for basic research and applications. The team used standard laboratory equipment and common solvents to fill the stable compound into bottles as a solution and crystals.

SourceUniversity of Freiburg·JournalNature Communications·DateFeb 7, 2019

An elegant mechanism

Mitochondrial researchers at the University of Freiburg discovered a critical role for the metabolite channel porin/VDAC in protein import into mitochondria. The study shows that porin/VDAC stimulates carrier protein import independently of its channel activity, forming an 'elegant mechanism' to regulate mitochondrial function.

SourceUniversity of Freiburg·JournalMolecular Cell·DateFeb 6, 2019

Velcro for human cells

Scientists have developed a novel optogenetic system that allows for precise control of integrin-mediated adhesion in human cells using light. This innovation has the potential to revolutionize cancer therapy and regenerative medicine by enabling targeted manipulation of cell-matrix interactions.

SourceUniversity of Freiburg·JournalCommunications Biology·DateJan 15, 2019

Doing more with less

Researchers at University of Freiburg discover that reducing cell number in MSC clusters activates intrinsic differentiation program, prompting cartilage cell formation. Cell membrane proteins Caveolin-1 and N-Cadherin play key role in chondrogenic differentiation.

SourceUniversity of Freiburg·JournalStem Cell Research & Therapy·DateJan 14, 2019

Communication between neural networks

The study combines synfire communication, coherence and resonance to provide insight into how messages are exchanged between brain areas. The researchers found that oscillations play a significant role in determining whether communication can take place.

SourceUniversity of Freiburg·JournalNature Reviews Neuroscience·DateDec 17, 2018

Helping to transport proteins inside the cell

A team of researchers has uncovered a critical mechanism for transporting proteins into the mitochondria, which are responsible for producing energy in cells. The discovery reveals that two J-proteins play a key role in targeting precursor proteins to specific receptors on the outer mitochondrial membrane.

SourceUniversity of Freiburg·JournalCell Reports·DateNov 21, 2018

New insight into molecular processes

A team at the University of Freiburg has successfully applied 2D-spectroscopy to isolated molecular systems, allowing for more precise study of atomic interactions. This breakthrough enables a better understanding of processes in photovoltaics and optoelectronics.

SourceUniversity of Freiburg·JournalNature Communications·DateNov 21, 2018

Channels for the supply of energy

The study reveals that TIM chaperone proteins facilitate the transport of channel and transporter proteins across the outer mitochondrial membrane. The ring-shaped chaperones have six water-repellent brackets to prevent protein aggregation, a common cause of diseases like Alzheimer's and Parkinson's.

SourceUniversity of Freiburg·JournalCell·DateNov 16, 2018

One hundred percent success

The University of Freiburg has been granted two Clusters of Excellence, CIBSS and livMatS, with funding of up to 100 million euros over seven years. The clusters will focus on biological signalling studies and bioinspired materials research.

Folding poisons

Researchers at the University of Freiburg have discovered that Clostridium difficile toxins penetrate intestinal cells by exploiting a protein called TRiC. Blocking or inhibiting TRiC can prevent cell poisoning, offering potential new strategies for combating these bacterial infections.

SourceUniversity of Freiburg·JournalProceedings of the National Academy of Sciences·DateSep 11, 2018

It is all about the distribution

Researchers developed a three-dimensional model to estimate usable wind energy and found that repowering old plants with larger ones increases yields by several hundred percent. The study suggests that this approach can significantly reduce the cost of generating electricity comparable to brown coal.

SourceUniversity of Freiburg·JournalEnergy Conversion and Management·DateSep 5, 2018

Measuring the nanoworld

A global study standardizes FRET measurement technology to pinpoint molecular distances at the nanoscale. This breakthrough enhances understanding of molecular machines and processes that underpin life.

SourceUniversity of Freiburg·JournalNature Methods·DateSep 4, 2018

Tiny helpers that clean cells

Researchers have identified three known SNAREs and a new protein Ykt6 as essential for the fusion of autophagosomes with vacuoles, allowing for efficient cellular waste recycling. This breakthrough study sheds light on the molecular mechanisms underlying autophagy, a vital process in maintaining cellular homeostasis.

SourceUniversity of Freiburg·JournalJournal of Cell Biology·DateAug 14, 2018

New training platform for big data analysis

A new online training platform is being developed to address the lack of bioinformatics and statistics knowledge among researchers in the life sciences. The Galaxy Europe project aims to provide interactive tutorials using real datasets, aiming to improve data science methods use.

SourceUniversity of Freiburg·JournalCell Systems·DateJul 19, 2018

Shining new light on the pineal gland

Researchers discovered a genetic link between left-right brain asymmetry and melatonin production in fish, shedding light on pineal gland function. The study found that a protein called Bsx controls the development of the pineal complex, leading to disrupted sleep-wake cycles.

SourceUniversity of Freiburg·JournalDevelopment·DateJul 4, 2018

Dangerous reptiles

A study by Sebastian Brackhane reveals that saltwater crocodile attacks in East Timor have increased since the species' recovery under conservation. The research suggests that juvenile crocodiles migrate from Australia to find new habitats, highlighting a growing human-crocodile conflict in the region.

SourceUniversity of Freiburg·JournalJournal of Wildlife Management·DateJun 27, 2018

Maps made of nerve cells

A team of researchers at the University of Freiburg has created a new model to explain how the brain stores memories of tangible events. The model is based on an experiment with mice, where they used a virtual environment and recorded the activity of their nerve cells.

SourceUniversity of Freiburg·JournalNature·DateJun 7, 2018

The secret of a long life

Research team from the University of Freiburg found that termite queens can live up to 20 years due to their unique genetic profile, which differs significantly from older workers. The discovery suggests that the superorganism concept may hold the key to understanding longevity in social insects.

SourceUniversity of Freiburg·JournalProceedings of the National Academy of Sciences·DateMay 8, 2018

Signaling pathways to the nucleus

The University of Freiburg team found that auxin-mimicking molecules accumulate primarily in the endoplasmic reticulum before entering the nucleus, regulating gene expression. This signaling pathway helps control various plant processes, including development and responses to environmental changes.

SourceUniversity of Freiburg·JournalCell Reports·DateMar 16, 2018

Developing reliable quantum computers

A team of researchers has developed a statistical approach to identify characteristic signatures across unmeasurable probability distributions in quantum computers. This breakthrough could help predict the behavior of photons in optical arrangements and differentiate between various particle types, bringing us closer to solving the cer...

SourceUniversity of Freiburg·JournalNature Photonics·DateFeb 22, 2018

Stiffness matters

Research by Prof. Dr. Prasad Shastri at the University of Freiburg found that cancer cell membrane stiffness affects nanoparticle internalization; increasing stiffness enhances polymer nanoparticle entry through pathways rich in cholesterol.

SourceUniversity of Freiburg·JournalSmall·DateFeb 22, 2018

The social evolution of termites

Researchers compared termites' genetic features to those of ants and bees, discovering similar molecular mechanisms for eusocial lifestyles. They found evidence of convergent evolution in chemoreceptor families and genes involved in pheromone recognition.

SourceUniversity of Freiburg·JournalNature Ecology & Evolution·DateFeb 7, 2018

A pair of RNA scissors with many functions

Scientists at the University of Freiburg discovered RNase E as a crucial enzyme in CRISPR/Cas systems, enabling correct gene expression and immune defense. The findings suggest stronger interaction between CRISPR/Cas systems and host organisms, increasing potential for its applications.

SourceUniversity of Freiburg·JournalNature Microbiology·DateFeb 7, 2018

Nano-switches in the cell

Researchers have discovered a new mechanism by which mitochondria regulate protein synthesis in response to oxidative stress. Using quantitative mass spectrometry and biochemical methods, the team identified redox-active thiols that can slow down cellular protein synthesis machinery when reactive oxygen species are present.

SourceUniversity of Freiburg·JournalNature Communications·DateFeb 2, 2018

More than 100,000 switches

A research team led by Dr. Ralf Gilsbach and Prof. Dr. Lutz Hein from the University of Freiburg has mapped out the gene regulators in the DNA of human cardiac muscle cells for the first time. They discovered over 100,000 gene switches that control gene activity, providing insight into mechanisms misdirected in heart disease.

SourceUniversity of Freiburg·JournalNature Communications·DateJan 29, 2018

Energy supply channels

Scientists at the University of Freiburg have elucidated the mechanism of protein insertion into the mitochondrial outer membrane. The discovery sheds light on the formation and function of mitochondria, which play a crucial role in cellular energy production.

SourceUniversity of Freiburg·JournalScience·DateJan 25, 2018

How plants see light

A team of scientists has identified two proteins, PCH1 and PCHL, that regulate the activity of phytochrome B, a key photoreceptor protein in plants. This discovery allows plants to adapt their light sensitivity to different environmental conditions, enabling them to optimize photosynthesis and growth.

SourceUniversity of Freiburg·JournalNature Communications·DateJan 23, 2018

Opening the cavity floodgates

Researchers at the University of Freiburg have identified a specific position on TatC that can be chemically altered by DCCD, inhibiting contact with the Tat substrate. This finding reveals the mechanism of how TatC and TatB components assemble into an active transporter, creating a cavity for protein insertion.

SourceUniversity of Freiburg·JournalJournal of Biological Chemistry·DateJan 23, 2018

Incentive to move

Researchers have identified the structure of a central protein used by archaea to determine direction, revealing significant differences from bacteria. This discovery sheds light on how archaea can adapt to extreme environments and colonize new habitats.

SourceUniversity of Freiburg·JournalProceedings of the National Academy of Sciences·DateJan 23, 2018

The main switch

Researchers at the University of Freiburg discover that DNA folding reorganization is a key switch for defining cell types during cardiomyocyte differentiation. The study reveals that spatial genome organization determines cellular identity and provides insights into future reprogramming strategies.

SourceUniversity of Freiburg·JournalNature Communications·DateNov 21, 2017