A study by German Cancer Research Center discovered that citric acid from lemon juice can alter the morphology of norovirus particles, reducing their infectivity. The researchers found that citrate binds to specific proteins on the virus, preventing it from attaching to host cells.
Researchers have identified a 125 million- to 130 million-year-old freshwater plant, Montsechia vidalii, as one of the earliest known flowering plants on Earth. The finding represents a major change in the presumed form of one of the planet's earliest flowers and raises significant questions about its early evolutionary history.
The octopus genome contains widespread rearrangements of genes and a dramatic expansion of genes involved in neuronal development. The research also found novel genes that may be responsible for the creature's unique camouflage abilities.
The Hybrid Photonic Mode-Synthesizing Atomic Force Microscope combines nanospectroscopy and nanomechanical microscopy, allowing for rapid non-invasive exploration of materials' surface and subsurface. Researchers can study synthetic and biological samples with high resolution and spectroscopic capabilities.
Researchers developed a fly model to study age-dependent neurodegeneration at single cell resolution, identifying three genes involved in the process. The findings have relevance for understanding ALS progression and could lead to therapies for neurodegenerative diseases.
Researchers at the University of Newcastle have developed a method to generate large and pure populations of human Schwann cells using small molecules, which support nerves and play a crucial role in nerve repair. These cells exhibit characteristics similar to those found in the body and can interact with nerves in vitro.
A team of biologists observed and analyzed the jumping behavior of water striders, revealing two phases: a dimple creation phase and a leg movement phase. Mathematical models were created to understand the surface tension forces involved in the jump, predicting optimal jumping performance.
Researchers from the University of Arizona College of Medicine - Phoenix conducted a study on osteopathic manipulative therapy (OMT) in an in vitro setting. The results showed that OMT had profound effects on cellular processes, including proliferation, apoptosis, and cytokine production.
The 'golden jackals' of East Africa and Eurasia are two separate species, with the latter being a new species, African golden wolf, that has a distribution across North and East Africa. Genetic data shows they have been evolving independently for at least a million years.
Researchers found that supplemental lighting with red and blue LEDs can increase anthocyanin synthesis and pigmentation of lettuce crops, leading to improved color and increased market value. This cost-effective practice allows growers to manipulate leaf color in 5-7 days without negatively affecting growth or morphology.
A study has identified a novel microRNA, miR-181a-5p, as a potential diagnostic breast cancer biomarker in the blood. The use of Droplet Digital PCR technology enabled the accurate quantification of this miRNA, which showed significant downregulation in the serum of patients with breast cancer.
Researchers from MIT and WHOI have developed a simple way to predict a river delta's shape, influenced by its river's sediment flux and ocean waves' strength. The new metric can help engineers determine how engineered structures like dams and levees may affect the coastline of a river delta.
Researchers have identified two new species of parasitoid wasps with remarkable morphology, including the Pteromalus briani wasp's protruding hind legs and the P. janstai wasp's flattened middle section. These discoveries highlight the potential for new species to be discovered in thoroughly explored regions.
Scientists discover new bat species from Lonchophylla genus in Brazil, with distinct characteristics including paler fur and skull differences. The unexpected finding sheds light on previously misidentified specimens, preserved in renowned collections.
A genome-scale study reveals that all present-day Native Americans descended from a single migration wave into the Americas, arriving no earlier than 23,000 years ago. The ancestral population diversified into two basal branches around 13,000 years ago.
Research reveals that stored memories are coded as permanent changes in neuronal communication and connection strength, influencing response behavior and gene expression. The study demonstrates that spine calcium responses can undergo long-term enhancement through ryanodine receptor activation.
The newly discovered Rhombophryne longicrus is an unusually long-legged new species of frog from Madagascar that challenges the traditional burrowing behavior of its relatives. Genetic analyses reveal close relationships to another diamond frog species, highlighting concerns over extinction due to habitat destruction.
Researchers Dr Leandro Gaetano and Professor Fernando Abdala found significant differences in the shape of the stapes bone among Triassic cynodonts, even within the same species. The study sheds light on the evolution of the middle ear structure in basal cynodonts.
A team led by Associate Professor Shee-Mei Lok at Duke-NUS Medical School discovered an antibody that neutralizes dengue virus serotype 2 (DENV-2), making it harder to kill. The finding could help develop dengue therapeutics and is a significant step towards addressing the global dengue pandemic.
Two Antarctic roundworm species, A. isokaryoni and P. paradoxus, have been studied in detail for the first time using scanning electron microscopy (SEM). The research revealed new information on their morphology and taxonomic position, including peculiarities of their lip region and vulva shape.
Researchers found interesting morphological distinctions in the mouthparts of larvae and new chromosome rearrangements in the second chromosome of <i> Ch. bernensis</i>. The study suggests a possible adaptive explanation for the geographical distribution of the species, with different genotypic combinations dominating at various sites.
A months-long literature search uncovered evidence that a microscopic aquatic parasite, Blastulidium paedophthorum, is a widespread and virulent multi-host parasite in southeastern Michigan lakes. The research found that the parasite significantly impacts host fecundity without reducing Daphnia lifespan.
Researchers created a visual atlas and dictionary of terms for camel spider jaws, revealing a single evolutionary origin of the flagellum. The flagellum plays a crucial role in reproduction and is found on the jaws of adult males in most species.
A new study based on Kennewick Man's genome sequence shows that he is more closely related to modern Native Americans than to any other population worldwide. This contradicts earlier cranial morphology analyses that suggested a European or Asian ancestry, sparking controversy and legal battles over the skeleton's repatriation.
Despite disparate root growth patterns, tree species with magnolioid and graminoid morphology exhibit comparable efficiency in acquiring soil nutrients. Trees use symbiotic associations with mycorrhizal fungi to take up nutrients, with thin-root species relying on rapid root proliferation.
A new species of leafminer on grapevine in the Western Cape has been identified as Holocacista capensis. The moth feeds on wild grapes and creates a tunnel inside the leaf, causing collateral damage to the vine.
A new study suggests that microgravity can be less damaging to cartilage than previously thought, thanks to the up-regulation of a key gene. Cartilage cells in space showed moderate changes but remained stable, offering hope for new treatments on Earth.
Biologists from the University of Leicester have discovered that buff-tailed bumblebees develop into queens or workers based on gene expression. The study found that differentiation is not caused by inherited genetic differences, but rather by distinct expression patterns in adults.
A new species of Zenkevitchia amphipod has been discovered in the Caucasus region through molecular sequencing. The find sheds light on a previously understudied group of cave animals, highlighting their cryptic nature.
Stan Yavno's research on non-native pumpkinseed sunfish found high levels of morphological plasticity, facilitating their ecological adaptations in new areas. This finding is significant as it suggests that invasive species can outcompete native populations through phenotypic plasticity.
Researchers developed biocompatible and biodegradable nanoparticles with effective antibacterial activity against E. coli, S. aureus, and B. subtilis. The NPs disrupt bacterial walls, induce reactive oxygen species, and cause cell invagination, making them a promising antimicrobial agent.
The eardrum evolved independently in mammals and diapsids, depending on lower jaw formation in mammals and upper jaw development in diapsids. The study used developmental biology techniques to overcome the lack of fossil evidence for eardrum evolution.
A recent study has identified a correlation between human head size, pelvis shape and childbirth difficulties. The research found that women with larger heads tend to have shorter birth canals, which may ease the obstetric dilemma.
New analysis reveals 'Apex chert microfossils' are not evidence of ancient life but rather peculiarly shaped minerals. Researchers used high-spatial resolution data to map chemical composition and morphology at the sub-micrometre scale, clearing up a long-standing debate about Earth's earliest fossils.
Researchers analyzed octopus arm coordination in crawling and found that the animals have a unique motor control strategy to match their
The Lantana camara species complex's unresolved composition is a major impediment to its effective management. The complex's high diversity and rapid adaptive evolution make it challenging to identify and predict invasiveness.
Researchers discovered that microfibers in plant hairs change shape to collect and release water, a phenomenon that may inspire technology to mimic. This unique feature could help develop an apparatus capable of collecting water from the air in arid regions.
A study found that men are attracted to women with a specific angle of lumbar curvature, which would have supported pregnant women during childbirth. This preference has evolutionary roots and is not related to buttock size.
An interdisciplinary team has developed a new method to analyze the structure of long bones, providing insights into human evolution and functional morphology. The study focused on the big toe's impact on gait and locomotion, revealing structural differences between humans, chimpanzees, and gorillas.
Researchers have successfully developed an atomic force microscopy system that can image structural dynamics of living neurons with high spatial and temporal resolution. The new system enables analysis of cell morphology changes with a resolution ~20-100 fold better than that of a standard light microscope.
The oldest known crab larva was recently discovered in a fossil, dating back 150 million years. The specimen's morphology is remarkably modern, resembling that of present-day crabs. This finding provides unique insights into the evolution of brachyurans and suggests early specialization of larvae within the crab lineage.
A 150-million-year-old fossilized crab larva from southern Germany provides critical evidence for understanding the early rise of crabs. The discovery reveals a modern morphology, indicating that ancient and modern crabs share similar life habits.
Researchers at the University of Basel have discovered a new singing cicada species in Italy and southern Switzerland with a four-centimeter wingspan and high-pitched song. The 'Italian Mountain Cicada' has been identified through its distinctive song pattern, which includes slow phrases alternating with fast and rhythmic ones.
The MIT team devised a two-step process to create large quantities of complex emulsions with precise control over the composition of droplets. By adding different chemicals or exposing them to light or different acidity levels, they can finely tune the configuration of droplets. This allows for rapid, large-scale production and enables...
Researchers create first three-dimensional tissue system that reproduces human bone marrow and generates functional human platelets. The system provides a laboratory model for studying blood disorders and predicting drug efficacy, with potential applications in regenerative medicine and patient-specific treatments.
As of January 1, 2016, Elsevier will publish the flagship journals Kidney International and Kidney International Supplements from the International Society of Nephrology. These journals are highly regarded for their original research in nephrology and kidney disease.
Researchers at Eindhoven University of Technology have discovered that a co-solvent added during production increases the efficiency of plastic solar cells, comparable to the role of baking powder in dough mixture. The new understanding will enable more effective development of plastic solar cells.
A new methodology called Lasso has been developed to find an evolutionary tree even when some comparisons are missing. The NCYC team evaluated Lasso on their datasets and found it outperformed alternative approaches.
Researchers discovered a consistent shape emerges from hard candy immersed in water current, persists before vanishing, and relates to lollipop dissolving rate. Understanding this process is crucial for industries relying on solid compound incorporation.
Researchers from UC Davis examine how plants adapt to diverse environments, shedding light on the tomato genome's response to stress and its potential applications in crop improvement. They also uncover previously unknown information about the wild and cultivated tomato genomes.
Recent studies of Mesozoic mammals in China reveal a diverse range of species, with many exhibiting mammalian characteristics. The findings provide insights into the evolution of the mammalian middle ear and the origin of mammals, with implications for our understanding of vertebrate biology.
Researchers at CNIC identified the molecular mechanism regulating transport of Rac1 between nucleus and cytoplasm. Sustained presence of Rac1 in nucleus promotes nuclear deformation to facilitate cell migration through confined spaces. The study provides potential targets for future therapies.
The discovery of a 55,000-year-old skull in Israel's Western Galilee provides direct anatomical evidence of modern human migration into Europe. The skull also suggests that modern humans interbred with Neanderthals in the Levant, contradicting previous narratives.
Researchers found that hemin treatment suppresses hypertriglyceridemia and hypercholesterolemia while reducing pericardial adiposity. Hemin also attenuates adipocyte inflammation and oxidative insults, promoting regeneration of proteins such as beta-catenin and Oct3/4.
A new study by Andrew J. Retzler and colleagues presents a revised map characterizing the size and shape of the Alamo crater. The researchers estimate the crater's diameter to be between 111 and 150 km, more than double previous estimates. This places the Alamo crater as one of the largest marine impacts in the last 550 million years.
A new non-destructive device called the mini-Horhizotron measures plant root growth in greenhouse production, allowing for effective study of treatment and substrate effects. The device provides valuable insight into root growth and development, enabling researchers to investigate factors influencing root growth in container production.
A study of rock sponges found that morphology-based taxonomies do not accurately reflect their genealogical relationships. Molecular genetic investigation combined with fossil analysis reveals that traditional classifications are often incorrect.
Researcher Mary Grossmann used an underwater observatory to study plankton during typhoons, finding consistent migratory habits despite turbulent waters. The study reveals surprising patterns, including some species avoiding high-turbidity waters and others continuing to feed at night.
A UC Riverside study found that geckos without an adhesive system evolved faster in terms of morphology and locomotion. This suggests that losing adaptations can be beneficial for the species, allowing it to occupy a new niche.
A new taxonomic toolkit has resolved a century-long neglect of the Ophion parasitic wasp genus, revealing six new species and redefining the group's diversity. The toolkit uses a combination of molecular and morphometric analyses to accurately describe species, increasing confidence in taxonomy.