Researchers at Lund University have developed a new method that extends the viability of donated brain tissue from people with epilepsy to 48 hours. This allows them to study gene therapy treatment and acquire more data from a small number of patients, bringing treatments closer to the patient without direct testing.
Researchers at Lund University discovered a link between a growth factor in the lymphatic system and an increased risk of heart failure. The marker, VEGF-D, affects fluid removal from the body, particularly in women.
A new classification of diabetes has been discovered, which can predict the risk of serious complications and provide tailored treatment suggestions. The study, published in The Lancet Diabetes & Endocrinology, reveals that type 2 diabetes consists of several subgroups, each with unique characteristics.
Researchers at Lund University found that certain amino acids in blood are connected to obesity and gut microbiome composition. The study analyzed 674 participants and identified metabolites linked to BMI, including glutamate and BCAA, which interact with intestinal bacteria.
Researchers from Lund University have identified a previously unknown language in northern Peninsular Malaysia, dubbed Jedek. Spoken by 280 people, the language is an Austroasiatic variety with unique grammatical structures and vocabulary.
Small birds have more energy-efficient wing strokes than bats, creating a single large air vortex ring behind them. This reduces airflow speed and demand on birds for flying long distances.
Researchers have demonstrated that cells navigate using molecular force from within, enabling them to turn and potentially leading to the development of new drugs. This discovery was made possible by the study of integrins, which are essential for cell interactions.
Swedish researchers study hybridization of Italian sparrows from Crete, Corsica, Sicily and Malta, finding independent events between house sparrow and Spanish sparrow. The populations have distinct genetic compositions due to limitations on genetic combinations, with certain genes always inherited from the house sparrow.
A novel hypothesis proposes that animal diversification resulted from a revolution within the animals' own biology, rather than in surrounding chemistry. Cells with stem cell properties are vital for multicellular life, and tumor cells have developed mechanisms to maintain these properties despite high oxygen levels.
The HLF gene plays a crucial role in maintaining blood stem cells in a resting state, protecting them from exhaustion and external damage. This study provides new insights into the regulation of blood stem cell activity and its potential applications in bone marrow transplants.
Researchers found that birds use multiple methods to control their speed in the air, compensating for tailwind, headwind, and sidewind. The study showed that birds increase wing stroke frequency to fly faster in headwinds and reduce strokes in tailwinds.
Researchers at Lund University developed a specially designed protein that targets and kills multiple bacterial species, including Gram-positive bacteria. The fusion protein works by removing Factor H from the surface of bacteria, activating the immune system to kill them.
The study found that increased cell death is linked to elevated levels of three death receptor family members, TNFR-1, TRAILR-2, and Fas. High blood sugar and fats subject blood vessels and insulin-producing cells to stress, triggering a cell suicide program.
Scientists at Lund University have developed new systems to study microorganisms in the ground using microchips, revealing complex ecosystems and interactions between microbes and their environment. The technology allows for real-time analysis of microbial processes, enabling researchers to better understand soil structures and functions.
Female horseflies can identify dark cows among equally dark patches using polarized light reflected from their smooth coats. This allows them to detect host animals more efficiently in sunny conditions.
Researchers found that patients with more mutations in their tumors had better survival rates after adoptive T cell therapy. The treatment, which sharpens T cells to fight cancer, showed promising results but also many side effects.
Biomolecules with high electrical charge surprisingly attract each other due to atomic-level binding at molecular ends. This paradoxical behavior has valuable implications for drug development and delivery into cells.
Research at Lund University found that HLF gene's failure to shut down leads to inadequate lymphocyte development, resulting in a single type of immune defense. The study aimed to identify mechanisms for breaking down leukemia, an aggressive blood cancer with poor prognosis.
New research challenges common perception that polar species are best at adapting to changing temperatures. Acclimation is most effective at temperate latitudes, with slow seasonal changes allowing for optimal adaptation. This could alter our understanding of which species are most vulnerable to climate change.
The study confirms years of theoretical work and shows attophysics is ready to tackle complex molecules. Researchers used extremely short laser pulses and sensitive detection to distinguish between electrons with minimal speed difference.
Researchers at Lund University found that large ears increase air resistance in bats, making flight less energy-efficient. However, they also provide better hearing and generate more lift, which is crucial for echolocation. The study suggests that evolution has made a compromise between flying efficiency and optimal echolocation ability.
Researchers found that gelatin accelerates the healing of the blood-brain barrier after acute brain injury by reducing microglial cell activation and promoting anti-inflammatory responses. This study has significant implications for the development of surgical treatments and brain implants.
A new study from Lund University reveals that depression among new fathers may be more common than previously thought and often goes undetected. The established screening method for depression in mothers is found to work poorly on men, with symptoms such as irritability and low self-control being overlooked.
The study reveals that β-amyloid accumulation occurs in the inner parts of the brain within the default mode network. This finding holds significant implications for future research studies and clinical diagnosis of Alzheimer's disease.
Researchers developed a risk assessment system, HANDOC, to identify patients with streptococcal bacteria who need echocardiography for potential heart valve infection. The system showed good reliability in distinguishing high and low-risk patients.
A study by Lund University found high iron levels in 84% of European lakes, but only 9% of North American lakes, with significant environmental implications. Climate change and land use factors are believed to contribute to the increased iron concentration.
Researchers identified 'speed neurons' and 'direction neurons' in the bee brain that work together to create a memory for navigation. This ability is crucial for bees, as they rely on it to return to their hive after foraging trips.
A new study of children from Sweden and Finland found that the swine flu vaccine Pandemrix did not increase the risk of developing autoantibodies against insulin-producing beta cells or type 1 diabetes. In fact, vaccinated children in Finland showed a reduced risk of developing autoantibodies and type 1 diabetes.
Researchers at Lund University have identified a new class of fusion genes that primarily affect microRNA activity, which may help in developing cancer treatment and diagnostics. The study re-analyses existing data and highlights the importance of studying non-coding gene components.
Researchers at Lund University have discovered an optimal speed for certain insects when they fly, consuming the least amount of energy. Flying slowly or fast requires the most effort, with a moderate speed of 2-3 meters per second being the most energy-efficient.
Researchers at Lund University have successfully isolated and studied the plant compound damsin, which inhibits the growth and spread of cancer stem cells. The study's findings suggest that damsin and its synthetic analogue ambrosin may contribute to the development of new drugs against cancer stem cells.
A new study clarifies different perspectives on loss and damage from climate change, highlighting four key viewpoints: adaptation and mitigation, risk management, limits to adaptation, and existential. These perspectives will help inform research and policy work on loss and damage.
A recent study conducted at Lund University has found that brain damage can occur in fish due to exposure to plastic nanoparticles. The research shows that these tiny particles can accumulate in the brains of fish and cause behavioural disorders, including slower eating rates and reduced exploration.
Agnostus pisiformis, a small but well-preserved trilobite-like arthropod, has been used to create detailed sculptures revealing its complete anatomy. The fossil provides valuable insights into ancient life and ecosystems, shedding light on the ecology and mode of life of this extinct species.
Researchers found that individuals with frontotemporal dementia were physically aggressive earlier and exhibited more severe behavior towards strangers compared to those with Alzheimer's disease. The study of 281 deceased patients revealed a significant difference in the manifestation of aggression between the two groups.
Researchers at Lund University have developed an imaging method that shows changes in the brain associated with Alzheimer's disease at different stages of life. The method uses a PET camera and a trace substance to detect tau protein and can facilitate diagnosis and treatment for younger patients.
Biologists at Lund University discovered that the receptors for detecting plant odors in the leaf miner moth Eriocrania semipurpurella also sense female sex pheromones. This finding suggests that plant odorant receptors evolved into sex pheromone receptors in primitive species of moths.
A new study from Lund University reveals that both humans and chimpanzees engage in similar levels of imitation in zoo settings, suggesting a more complex understanding of ape cognition than previously thought. The study highlights the social and communicative role of imitation in these species.
Researchers at Lund University identified a specific marker (CD44) that interacts with protein HIF-2a, allowing cancer stem cells in glioblastoma to adapt to oxygen deprivation. This interaction enables the growth of more aggressive tumor cells, which are resistant to treatment and contribute to recurrence.
A new study found that hybrids of roach and bream fish are more likely to be preyed upon by cormorants than their parent species. This suggests that natural predators play a role in maintaining the genetic diversity between species.
Researchers at Lund University discovered that jackdaws minimize energy consumption when flapping their wings by creating multiple small vortices. This unique phenomenon could lead to more efficient flight in birds and potentially influence aircraft design.
A research team at Lund University has discovered that gene expression in normal tissue varies depending on the location within the kidney. This variation affects the accuracy of comparisons between tumour cells and healthy tissue, leading to a better understanding of kidney cancer subtypes.
Researchers found that algae and bacteria can form flocks at very low concentrations of individuals, enabling them to sense each other's presence and affect each other. This discovery could increase our understanding of how microorganisms infect their host animals and the evolutionary basis for flocking behavior among bacteria.
A new study found that willow warblers' genetic make-up determines their migration patterns depending on where they breed in the summer. The researchers discovered significant differences in over 200 genes between birds breeding in southern and northern Sweden, Finland, and the Baltic States.
Using infrared spectroscopy and statistical analysis of organic molecules in fossil leaves, researchers have solved long-standing questions about extinct plant relationships. The study reveals that ancient plant species grouped according to well-established botanical relationships, shedding light on their evolution.
Researchers have discovered significant differences in G protein-coupled receptor expression between humans and mice, highlighting the need for new approaches to develop effective diabetes drugs.
Researchers found that water birds, particularly mallards, develop significant immunity and resistance to other variants of the low-pathogenic influenza A virus after infection. This means they can partially protect themselves against future infections, including virulent strains like H5N1 or H5N8.
A new study reveals that people are capable of controlling the exact timing of their blinking, a movement previously thought to be automated. This discovery challenges previous assumptions and highlights the importance of the cerebral cortex in controlling movements at will.
Researchers at Lund University have developed a method to produce diseased, aging brain cells on a large scale in a cell culture dish. This enables experiments that were previously not possible, opening up research areas linked to new drug testing, accurate disease models, and earlier diagnostics.
A new study by Lund University researchers shows that Amazon basin deforestation can disrupt the entire rainforest's resilience and ability to absorb carbon dioxide. Deforestation creates a vicious circle of local warming and changed air circulation patterns, affecting even the untouched inner parts of the rainforest.