Researchers at Hebrew University have identified specific genetic pathways involved in autism, highlighting their potential for early diagnosis and treatment. The study found that different genes tend to be involved in specific brain processes, explaining similarities in behavioral symptoms across individuals.
Two distinguishable gene groups have been detected: one producing abundant biochemical products and functioning properly in most biological processes, and another with potentially abnormal function in diseases. The findings have significant implications for tailoring therapy to individual patients
New study reveals that learning from reinforcement can actually harm decision-making in complex environments like basketball. Despite past performance, players are more likely to miss the follow-up shot if they try again.
Researchers at Hebrew University and University of Vienna reveal stress-induced protein synthesis machinery that induces bacterial cell death in E. coli. This discovery may lead to the design of improved, novel antibiotics effective against pathogenic bacteria.
A study by Hebrew University researchers found that integration of input parts occurs even without conscious awareness, but awareness is needed when results are incompatible with expectations or prior knowledge. Conscious awareness plays a crucial role in dealing with novel situations.
Four Hebrew University professors, Prof. Saharon Shelah, Gershon Ben-Shakhar, Berachyahu Lifshitz, and Eliav Shochetman, have been awarded the $1 million EMET Prize for their significant contributions to mathematics, psychology, law, and Jewish law. The prize recognizes their far-reaching influence and impact on society.
Motherhood is associated with changes in brain function, particularly in the auditory cortex, enabling mothers to recognize and respond to pup distress calls. The study shows a rapid appearance of olfactory-auditory integration in lactating mothers.
Researchers found that lamin filaments are essential for proper gene positioning and organization, a crucial factor in maintaining nuclear shape and function. Mutations in lamin genes cause 14 different diseases, including Emery-Dreifuss muscular dystrophy, by disrupting muscle-specific gene reorganization.
Astronomers have discovered a correlation between gravitational wave events and radio flares, enabling them to pinpoint the source of these cosmic occurrences. By analyzing surrounding interstellar material, researchers can verify that detected gravitational waves come from specific regions of space.
A team of researchers at Hebrew University has discovered a way to block superantigen toxins that cause fatal immune storms. They created protein decoys that mimic the contact domain between superantigens and CD28 receptors, effectively inhibiting the immune response.
Hebrew University researchers have identified a key signal that prompts production of insulin-producing beta cells, which may help restore or increase beta cell function in people with type 1 diabetes. The study found that glucose levels trigger the regeneration of beta cells through a specific enzyme, glucokinase.
Egyptian fruit bats use an internal map to locate individual trees based on visual landmarks like lights or hills. The bats can bypass familiar trees to reach their favorite feeding site, suggesting a large-scale navigational mechanism beyond simple visual cues.
Researchers at Hebrew University identified the molecular basis for DNA breakage, a key feature of cancer development. The study sheds light on how DNA replication stress leads to breaks, providing new insights into cancer development and potential therapeutic approaches.
Researchers at Hebrew University have successfully identified and isolated 'organizer' cells in human embryos, which are responsible for determining the shape of the embryo during development. This breakthrough could lead to better understanding of embryonic development and potential applications in treating spinal damage.
A research group led by Prof. Chaim Cedar from the Hebrew University of Jerusalem has been chosen as one of the first three centers to receive funding under Israel's I-Core program. The center will focus on systems-level analysis of molecular biology and personalized therapy, with a goal of attracting top researchers back to Israel.
A collaborative research proposal by Hebrew University and University of Kentucky teams explores the role of small non-coding RNAs in regulating genetic information. The study aims to understand how organisms interpret genomic information, potentially leading to new therapies for human diseases.
A new nano-complex dietary supplement developed at Hebrew University can significantly reduce fat and sugar absorption in the body. The researchers found that taking this complex before a high-fat and high-sugar meal reduced bad cholesterol production by 42% and increased insulin sensitivity by 64%.
Octopuses have been shown to make complex movements, such as navigating through mazes, using visual information. The study reveals that they can direct a single arm in a coordinated movement to retrieve food rewards.
Researchers at Hebrew University discovered that insufficient building blocks in cancer cells lead to DNA damage. External supply of DNA building blocks can reactivate normal DNA synthesis and reduce cancerous features.
Hebrew University researchers have discovered a new mechanism by which tumor cells become invasive, involving a program of genes that confer invasive properties on epithelial cells. The study suggests that p53, a key tumor suppressor, may play a critical role in cancer prevention through its inhibition of cell invasion.
Researchers at Hebrew University have successfully doped semiconductor nanocrystals with impurity atoms, improving their electrical conductivity. This breakthrough could lead to the development of new electronic products, including nanolasers, solar cells, and sensors.
Prof. Chaim Cedar and Prof Aharon Razin were awarded the Canada Gairdner International Awards for their significant contributions to improving human life through genetic research. Their work deciphered the human genome project, revealing a new form of biological information through DNA methylation.
The Hebrew University of Jerusalem will digitize its Albert Einstein Archives with a $500,000 grant from the Polonsky Foundation. The project aims to preserve over 80,000 documents and make them accessible online.
Researchers at Hebrew University identified a previously uncharacterized type of bacterial communication mediated by nanotubes that bridge neighboring cells. This mechanism enables bacteria to exchange small molecules, proteins, and even small genetic elements, facilitating the acquisition of new features such as antibiotic resistance.
Researchers from Hebrew U. and US discovered how mercury gets into fish we eat by converting passive mercury to active form with bromine, a process found globally but more prevalent at Dead Sea due to high bromine levels.
A study by Hebrew University and French researchers reveals that the brain's Visual Word Form Area is co-opted for reading regardless of sensory input modality. Brain scans show identical activity patterns in blind and sighted readers, suggesting a task-oriented approach to reading.
Scientists at Hebrew University and Harvard have developed a low-cost, 'robotic' growth factor protein that speeds up wound healing. The protein responds to temperature, simplifying purification and enabling it to remain at the burn site, dramatically increasing healing rates in diabetic mice.
Researchers Prof. Tamir Sheafer and Dr. Shaul Shenhav found a 'negative democratic gap' in states such as Egypt, Iran, and Morocco, where citizens' aspirations for democracy exceed the actual level of democracy granted. This gap increases the likelihood of instability. On the other hand, countries with a 'positive democratic gap', like...
Researchers at Hebrew U. warn that climate change may cause many tree species with wind-dispersed seeds to become extinct due to reduced wind speed and increased seed production. This could lead to a slower spread of trees than expected, making them vulnerable to extinction.
Researchers at Hebrew University have discovered that basic assumptions about friction are wrong, providing a new means for replicating how earth ruptures develop and possibly enabling prediction of severe earthquakes. The findings offer unprecedented predictive power, estimating both rupture mode and extent of future earthquakes.
Researchers at Hebrew University found that induced pluripotent stem (iPS) cells undergo abnormal chromosomal changes, including trisomy and up-regulation of specific genes, which can lead to tumorigenic risk. This discovery hinders progress on using iPS cells in future therapy.
A Hebrew University-developed insect control method, applied in Mali, demonstrates a significant decline in malaria-bearing mosquitoes. The Attractive Toxic Sugar Bait Method (ATSB) significantly reduced mosquito populations and is considered a powerful tool for controlling malaria vectors.
Researchers at Hebrew University of Jerusalem discovered that Vav1 plays a wider role in several types of cancer than previously thought. The discovery has implications for targeting this gene in cancer research and identifying potential therapeutic targets.
A study by Hebrew University researcher Prof. Guy Bloch found that honeybees can alter their biological clocks in response to changes in their social role, enabling them to make a 'quick switch' in their daily routines. This flexibility is striking, as humans and most other animals struggle with drastic schedule changes.
Researchers at Hebrew University discover a group of substances in the body controlling bone density, leading to development of a new osteoporosis drug. Oleoyl serine increases bone density in both healthy and osteoporotic mice, offering a promising approach to reversing bone loss.
Researchers have discovered a new type of nanoparticle shaped like the Star of David, which may lead to new ways for sensing glucose in diagnosing diabetes. The nano-cages also showed promise as sensors for hydrogen peroxide detection, boosting electrical signals by 200 fold.
Researchers at Hebrew University develop theoretical model and conduct experiments to understand how stem cells differentiate based on their surroundings' rigidity. The study reveals elongated, muscle-like fibers in cells on rigid supports, differing from brain and bone cell structures on softer or harder substrates.
The Hebrew University of Jerusalem has received three prestigious awards from the American Political Science Association in a single year. Faculty members Prof. Orit Kedar and Dr. Moshe Shayo, as well as graduate student Amnon Cavari, have been recognized for their outstanding contributions to the field.
Prof. Elon Lindenstrauss received the Fields Medal for outstanding mathematical achievement, the first Israeli to win the prestigious prize. The award recognizes his research solving complex problems in number theory, highlighting Israel's elite status in mathematical research.
Toxic blue-green algae, like Aphanizomenon ovalisporum, dominate freshwater ecosystems by inducing phosphate-limitation responses in other microorganisms. This 'enslavement' mechanism enables the algae to gain a nutrient advantage and proliferate dangerously in freshwater bodies.
Researchers at the Hebrew University of Jerusalem have identified a gene associated with chronic pain susceptibility in humans. They found that genetic variants of Cacng2 were significantly associated with chronic pain in breast cancer patients after breast removal surgery, suggesting a potential link between genetics and pain perception.
Scientists at Hebrew University have developed a new technology using poplar tree protein to increase computer memory capacity and reduce manufacturing costs. The approach involves combining protein molecules with silica nanoparticles, resulting in a cost-effective system that can greatly expand existing memory capacity.
The Hebrew University of Jerusalem has been selected to participate in the CREATE program, focusing on cellular and molecular mechanisms of inflammation. The research aims to develop diagnostic/prognostic indicators and novel therapeutics for inflammatory diseases.
Researchers at Hebrew University successfully produced human type I pro-collagen in transgenic tobacco plants, solving a major issue with scarce and pathogen-ridden human cadaver sources. This breakthrough has significant commercial potential, valued at multi-million dollars.
The Hebrew University project will map location, document builders and purposes, and compare common elements of Jerusalem-inspired sites across Europe. The study aims to strengthen Jerusalem's image in Europe and enhance Israel's ties with the continent.
Researchers at Hebrew University and CSHL found a single gene that boosts yield and improves taste in hybrid tomato plants, working across various environmental conditions. The discovery has potential to transform the billion-dollar tomato industry and agricultural practices.
Hebrew University researchers describe how frictional strength evolves over time, with a focus on microscopic 'bumps' that govern contact between sliding bodies. The study provides a comprehensive picture of friction's behavior, shedding light on its applications in fields like hard drives and earthquakes.
A team of economists and molecular geneticists found that individuals with a high-activity variation of the MAOA gene prefer longshot lottery plays and purchase less insurance, suggesting an inborn bias in financial decision-making. This discovery complements recent findings on the neurobiological basis of economic risk-taking.
Researchers found that coordinated conservation efforts across national borders can achieve higher results and save up to 45% of costs compared to uncoordinated plans. The study estimates a potential savings of $67 billion for the Mediterranean region's biodiversity conservation efforts.
Researchers at Hebrew University of Jerusalem discovered evidence of sophisticated human behavior dating back 750,000 years. The findings indicate a formalized conceptualization of living space, suggesting advanced social organization and communication skills.