Researchers developed a human model of Leigh syndrome caused by SURF1 mutations, discovering that energy deficits in neural precursors lead to neuronal defects and brain function impairment. This breakthrough provides potential therapeutic strategies, including gene replacement therapy and the use of Bezafibrate, for treating children ...
A new reference dataset reflects 64 assembled human genomes, capturing genetic differences across 25 populations from around the world. This comprehensive resource enables accurate study of genetic variants and their role in disease, paving the way for personalized medicine.
Researchers have developed a novel spectroscopy technique to measure the wave properties of molecular vibrations, achieving resolution capacity 10,000 times higher than previous methods. The experiment confirms quantum theory's prediction regarding atomic nuclei behavior with high accuracy.
Scientists have identified a gene responsible for varying cereal spike forms, offering a possible solution to increasing grain yields. The research focuses on the INT-M/DUB1 gene's ability to regulate meristem activity and determine lateral spikelet formation.
A study published in Nature Communications investigates the impact of messenger substance GABA and glutamate on human decision-making. The researchers found that individuals with a higher ratio of GABA to glutamate in the dorsal anterior cingulate cortex (dACC) made quicker decisions in patch-leaving scenarios, while those with higher ...
Researchers developed a stem cell-based cell culture model for nonalcoholic fatty liver disease (NAFLD), revealing key findings on gene expression, lipid droplet morphology, and metabolic networks. The model also showed promising results with AdipoRon, a synthetic analogue that positively influences hepatocyte metabolism.
Researchers have analyzed the leaf vasculature of Arabidopsis thaliana using single cell sequencing, revealing distinct identities of phloem cells and their metabolic pathways. The study also identified specific transporters responsible for sugar and amino acid transport from leaves to roots and seeds.
Researchers at HHU have discovered a novel phloem loading mechanism in maize leaves, which enables efficient transport of photoassimilates. This mechanism, found in the abaxial bundle sheath cells, is likely linked to maize's high productivity rate and C4 photosynthesis.
Researchers aim to understand the structure and function of plasmodesmata, key routes for coordinating tasks in plants. They will use state-of-the-art methods like cryo-electron tomography to visualize plasmodesmata's composition and function.
Researchers have developed a complex computer model that explains how bacteria optimize their protein production machinery for faster growth rates. The study reveals that the composition of individual components varies with growth conditions, and real E. coli bacteria use the 'cheapest' configuration to minimize resource usage.
Researchers developed a new software tool called WhatsHap polyphase to phase plant genomes in high resolution and with low error margins. The tool solves the problem using a two-phase process and is now available for polyploid organisms, including plants.
Researchers have identified a uniform genetic mechanism controlling seed position in plant pods, regardless of environmental factors. The study found that a specific peptide pair coordinates ovule initiation patterns with seed number and fruit size, leading to even spacing and optimal growth.
Two mitochondrial apolipoproteins, APOO/MIC26 and APOOL/MIC27, regulate mitochondrial protein complex stability and are associated with diabetic cardiomyopathy. The study reveals the importance of cardiolipin and crista junctions in maintaining cellular respiration.
The HHU physicists conducted a precision experiment to measure the electrical force between protons and deuterons using HD+ ions. They found no evidence of an interaction with dark matter, pushing down the upper limit of such interactions more than 20-fold.
Scientists create glycomimetic molecules with varying lengths that mimic natural GAGs to prevent viral attachment and infection. These 'antiviral candy canes' show promise against multiple viruses, including Herpes and Influenza viruses.
Researchers discovered that Chlamydia uses the host cell's endocytosis mechanism to invade by producing SemC, which changes the membrane curvature. This process is essential for infection, and reducing SNX9 protein levels makes it harder for the bacteria to infect cells.
A new study by Dr. Martina Preiner and colleagues simulates the emergence of life in a lab environment using hydrogen gas and carbon dioxide as starting materials. The team found that these simple chemical reactions can produce the same building blocks used by early cells, providing insight into the origins of life.
Researchers discovered that inner mitochondrial membranes constantly change their structure every few seconds in living cells, increasing energy performance. This dynamic adaptation process is enabled by the MICOS complex and allows cristae membranes to exist as isolated vesicles before re-fusing with the inner membrane.
Researchers have successfully isolated kidney stem cells from urine, expressing markers similar to bone marrow-derived mesenchymal stem cells and renal stem cell markers. The isolated cells can differentiate into various kidney cell types, including proximal- and distal-tubules and podocytes.
A team of researchers has developed an artificial intelligence method to predict iron deficiency responses in plants, identifying key regulatory elements and transcription factors. This breakthrough can lead to improved plant cultivation by increasing iron uptake in new varieties, enhancing adaptation to poor soil conditions.
A team of scientists has identified a network of interaction partners for the juxtamembrane segment of the EGF receptor, which can influence cell growth and development. This breakthrough may lead to new therapeutic approaches for cancers that have become resistant to current active ingredients.
Research on puffadder shysharks reveals that ocean acidification damages up to 25% of their denticles, limiting their swimming ability. The study also found that sharks have an acid-base regulatory mechanism to adapt to environmental conditions.
A study by HHU and the University of Hohenheim found that modern wheat varieties produce equally good-tasting breads as older varieties. The research team used molecular biology methods to predict bread quality, revealing soil type and nutrient content also influence taste.
Researchers discovered that Chlamydia pneumoniae uses a protein called LIPP to transport phosphatidylserine, normally found on the inner membrane leaflet, to the outer surface of human cells. This transport mechanism helps Chlamydium enter cells more easily and avoids triggering cell death.
A HHU-led research consortium aims to eliminate the deadly disease bacterial blight in rice, a staple crop for over half of the world's population. The team has developed resistant rice varieties and a diagnostic kit to combat the disease, which can devastate smallholder farmers' crops.
Researchers studied nanoparticle uptake in human stem cells and found minor effects on gene expression. The nanoparticles were encapsulated in lysosomes, ensuring their storage and preventing cell damage.
Researchers reveal precise three-dimensional structure of amyloid fibrils from PI3K SH3 domains, shedding light on protein folding and misfolding processes. The findings have significant implications for understanding the causes of neurodegenerative diseases.
Researchers analyzed the reaction mechanism of PUVA therapy using time-resolved laser spectroscopy. The process involves two stages: initial binding and cyclobutane ring formation, which triggers programmed cell death and destroys diseased cells.
Researchers discovered that stressed plants control iron levels within cells, adapting to scarcity rather than redistribution. This finding highlights the importance of 'external borders' in cellular response strategies.
A new study published in PNAS reveals that the HERV-W envelope protein drives CNS microglial cells to damage myelinated axons in MS patients. Clinical trials have shown promising results with temelimab, an ENV-neutralising antibody that blocks the retrovirus's activity.
Researchers at HHU are developing tools for genomic selection in potatoes to breed disease-resistant, climate-adapted varieties with higher nutrition values. The PotatoTools project aims to create generally applicable methods and tools for genetic analysis, despite the absence of a reference genome sequence.
Scientists have developed a technique to produce highly ordered particle layers using tiny gold particles encapsulated in soft polymer beads. The resulting ultrathin superlattices exhibit collective resonances when excited by light, enabling potential applications in optoelectronics and nanophotonics.
Researchers have discovered that human iPSC-derived MSCs (iMSCs) from aged individuals acquire a rejuvenation-associated 50-gene signature, which is also expressed in pluripotent stem cells. This finding highlights the potential of iMSCs to act via paracrine signalling and circumvent drawbacks associated with adult MSCs.
Researchers discovered that CG9186 protein restricts hormonal signalling pathways, including insulin pathway, affecting Drosophila growth. The study suggests a link between the protein's absence and altered growth rates in larvae.
Researchers have identified kidney stem cells of human origin in amniotic fluid, a promising source for cell replacement therapies. The study shows an increase in these cells with gestational time, making amniotic fluid a valuable source of fetal stem cells with regenerative potential.
Researchers have found that interaction between mesenchymal and adult neural stem cells can strongly promote oligodendrogenesis, potentially leading to improved treatment options for Multiple Sclerosis. The study's results demonstrate conservation across species, offering hope for clinical translation.
Researchers have found a way to make plants resistant to the bacterial pathogen Xanthomonas oryzae oryzae that causes rice blight. The team discovered that blocking the pathogen's access to sugar stores in plants can starve them out, preventing multiplication.
Researchers generated induced pluripotent stem cells from Nijmegen breakage syndrome patients and found that the P53 gene plays a crucial role in neural development, leading to cancer and neurological impairments. The study provides a powerful tool for understanding the disease and may lead to new treatments.
Researchers developed an in vitro model system for NAFLD using human pluripotent stem cell-derived immature hepatocyte-like cells. The study replicated key steps of the disease, including lipid storage and PPARalpha regulation.
Researchers found that treatment with an anti-platelet drug reduces amyloid plaques in cerebral vessels, improving brain perfusion. Alzheimer's disease is characterized by the formation of protein agglutination and deposits of amyloid in the brain, leading to progressive cognitive decline.