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.
The Hebrew University has received a $5 million grant to study visceral leishmaniasis in Ethiopia, also known as Kala-azar. This collaborative project aims to identify weak links in the transmission cycle and devise methods for disease control, particularly in HIV/AIDS-endemic areas.
A DNA study has identified the earliest known case of leprosy in a 1st-century shrouded man found in a Jerusalem tomb. The analysis reveals that this individual likely died from tuberculosis, challenging the historical association between leprosy and social exclusion.
A team of researchers has identified the Chd1 gene as a crucial regulator of open chromatin in embryonic stem cells, enabling their ability to differentiate into any cell type. The study provides important insights into the mechanisms of stem cell pluripotency and opens up new avenues for the development of stem cell therapies.
Researchers at Hebrew University have developed a novel stem cell technology, immuno-isolation, to treat complicated bone fractures. The technology has been successfully used to treat seven patients with a combination of their own MSCs and blood products, offering a promising alternative to standard treatment methods.
Scientists at Hebrew University of Jerusalem have discovered that tiny molecules called miRNAs play a crucial role in regulating our internal clock. This finding has significant implications for treating sleep deprivation and other disorders related to the daily life cycle.
A specific gene in the pancreas affects insulin secretion, leading to improved blood glucose regulation and potential new treatments for diabetes. The discovery opens a new understanding of diabetes pathophysiology.
A large-scale meta-analysis has found a clear connection between depression and reduced bone density, increasing the risk of osteoporosis. The study, conducted by Hebrew University researchers, reveals that young women are particularly at risk, especially those with clinical depression.
A team of researchers led by Prof. Todd Lencz and Prof. Ariel Darvasi will conduct a groundbreaking study on the genetic basis of schizophrenia using advanced technologies and a large sample group of 4000 Ashkenazi Jewish individuals.
Researchers at Hebrew University of Jerusalem discover Lysyl-tRNA synthetase's regulatory role in gene expression, potentially leading to new therapies for diseases like AIDS and breast cancer. The molecule is also involved in viral replication and high levels have been observed in certain cancers.
Researchers at The Hebrew University of Jerusalem discovered a promising approach to treat Alzheimer's disease in individuals with a mutated gene that accelerates disease progression. They found that the mutated enzyme protein damages its protective tail, leading to increased risk and rapid disease progression.
Researchers at Hebrew University of Jerusalem neutralized tumor growth in human embryonic stem cells by identifying and inhibiting the survivin gene. This breakthrough paves the way for further progress in stem cell therapy for diseases like diabetes, Parkinson's disease, and heart failure.
Researchers at Hebrew University found that administering morphine with a drug blocking interleukin-1 provides effective long-term pain relief without increasing dosages. This breakthrough could lead to better pain management with lower side effects.
Researchers link muscle decline to elevated carbon dioxide in blood of patients with lung diseases, discovering surprising effects including increased lifespan and dynamic gene changes. High CO2 levels may impact treatment strategies for lung conditions.
Researchers found that genetic variants impact stress response differently in men and women. Women carrying the BDNF Val/Met genotype were shown to have a lower cortisol response than men with the same genotype, while men with the Val/Val variant exhibited higher cortisol levels.
Researchers created a method called Minimum Mutual Information (MinMI) to understand how brain cells process information. The tool can identify which neurons encode specific stimuli, such as facial reactions or movement, and how they collaborate.
The renewal of the European Associated Laboratory Agreement establishes a France-Israel laboratory of neuroscience, fostering joint research projects and collaborative publications. The new agreement aims to promote brain research opportunities in Europe amidst calls for boycotting Israeli academia.
Researchers led by Prof. Boris Rubinsky developed a technique using irreversible electroporation (IRE) to destroy cells responsible for restenosis in arteries. IRE successfully destroyed almost all cells in less than 23 seconds with no damage to other structures.
Researchers propose a new theory that galaxies formed primarily through cold gas streams, challenging the prevailing view of galactic mergers. Computer simulations suggest these streams led to efficient star formation in massive disks, driving the creation of spiral galaxies.
A high-fat diet can affect circadian rhythms, leading to hormone imbalance, obesity, psychological disorders, and cancer. Fasting and a low-fat diet regulate adiponectin signaling pathways, while a high-fat diet disrupts these pathways, contributing to metabolic disorders.
Researchers at Hebrew University have made significant breakthroughs in reversing brain birth defects in animal models by using stem cells to replace defective brain cells. In their study, Prof. Joseph Yanai and his team demonstrated that stem cells can induce the host brain to produce large numbers of stem cells, repairing damage and ...
Researchers have identified a single gene, G9a, controlling cell flexibility in embryos and potential for medical cell replacement therapy. This discovery sheds light on the process of cell differentiation and could pave the way for new approaches to reprogram cells in a controlled manner.
A 12,000-year-old Natufian shaman's skeleton has been discovered in northern Israel with a unique burial ritual. The grave contained 50 complete tortoise shells, the pelvis of a leopard, and a human foot, indicating a high social status and close relationship with animal spirits.
The discovery of burned flint at Gesher Benot Ya'aqov site pushes back the accepted date for man's fire-making ability by half a million years, indicating that early humans controlled fire from 790,000 years ago. This skill enabled ancient humans to leave their surroundings and populate new environments.
A new study suggests that air pollution can both increase and decrease rainfall, depending on local environmental conditions. The research, led by Prof. Daniel Rosenfeld of the Hebrew University of Jerusalem, found that aerosol particles in the air can affect cloud formation and precipitation patterns.
The International Red Cross has adopted a cholera prevention program developed by Hebrew University students, which was effective in preventing and managing the disease in displaced persons camps. The program aims to increase safe drinking water sources, promote awareness, and improve surveillance and reporting of cholera cases.
Six-thousand year old Jericho bones excavated by Dr. Kathleen Kenyon will be tested for tuberculosis, leprosy, and malaria to better understand disease development and transmission.
Octopus brains utilize activity-dependent long-term synaptic potentiation (LTP) to store and recall memories, with findings suggesting a segregation of short and long-term memory systems. This process is comparable to that discovered in vertebrate brains, yet operates differently due to the octopus's unique brain anatomy.
Researchers at Hebrew University of Jerusalem developed a real-time test to monitor bacterial syringe activity, discovering new properties that could lead to drug development. This breakthrough has the potential to combat diseases caused by pathogens like Salmonella and E. coli.
Researchers at Hebrew University of Jerusalem demonstrate the exact mechanism by which embryonic stem cells develop into specific cell types. The study reveals that ES cells express a large proportion of their genome in an 'open and active' state, enabling them to become any cell type before undergoing global genetic silencing.
Researchers develop a system that transmits unprocessed medical images via cellular phones, enabling sophisticated radiological diagnoses and treatment in remote areas. The technology uses electrical impedance tomography and reduces costs by simplifying the apparatus at patient sites.
A Hebrew U study has shown that humans can detect finer frequency differences than animals, using single neuron recordings in the auditory cortex. This suggests a unique neural representation of frequency in the human brain.
Researchers have revealed the electronic structure of single DNA molecules, shedding light on their electronic properties and potential use in nanotechnology. The discovery has significant implications for understanding DNA damage and repair mechanisms, as well as the development of new DNA decoding technologies.
Researchers at Hebrew University of Jerusalem found that subliminal exposure to a national flag image can moderate political attitudes, voting intentions, and actual voting in general elections. The studies showed that participants exposed to the subliminal message tended to adopt more centrist views and voted for central parties.