Researchers at NYU found that photoreceptors in an insect's eye change their traditional color detection roles during metamorphosis. The study used the fruit fly Drosophila as a model system to understand biological processes like vision.
A nationwide study of 2,635 women found a significant link between pregnancy and tooth loss, with women having more children being more prone to missing teeth. The study suggests that biological and behavioral changes during pregnancy and childbirth may contribute to tooth loss.
Researchers at NYU's Center for Developmental Genetics identified a new class of photoreceptors in the retina of fruit flies that co-express two ultraviolet-sensitive rhodopsins. This discovery may have implications for understanding the regulation of color vision and olfactory receptors.
A newly discovered biological clock controls incremental growth in tooth enamel and skeletal bone tissue, affecting metabolic processes and lifespan. The rhythm varies across organisms, with humans having the most variation, and its impact on human behavior is being explored.
The NYU physics department is part of a $6.25 million grant to design and develop nano-magnetic materials and devices. The researchers aim to create more compact, efficient computers and cell phones with longer battery life.
Researchers reconstructed neural network in Drosophila's medulla, identifying full complement of neurons involved in color vision processing. The study provides a paradigm for understanding how color vision is processed in more complex systems, such as vertebrates.
A study by NYU dental researchers found that pregnant women with periodontal disease are more likely to develop gestational diabetes. The study, led by Dr. Ananda P. Dasanayake, followed 256 women and found a significant link between gum disease and inflammation and the onset of gestational diabetes.
Researchers aim to create genetic profile of Streptoccocus mutans bacterium to predict disease in children from diverse backgrounds. The study's findings will propel the development of a diagnostic test to prevent devastating consequences of early childhood caries.
A new study by NYU and University of Würzburg researchers found that color vision does not contribute to motion detection in fruit flies, challenging previous assumptions. The findings suggest two separate functional pathways for color and motion processing.
Using a systems biology approach, researchers identified that the master gene controlling the biological clock is sensitive to nutrient status in Arabidopsis. The study provides evidence that plant nutrition affects circadian functions, linking nutrient regulation to biological clock control.
A NYU College of Nursing researcher has been awarded a $4.1M grant to study the work decisions and career changes of newly licensed registered nurses over an eight-year period. The study aims to understand factors that promote retention of these professionals and inform health care organizations' efforts to retain qualified RNs.
A study at NYU and Weizmann Institute of Science identified brain activation patterns linked to long-term memories by simulating everyday experiences. The researchers found activity in new areas, including the temporal pole, STG, mPFC, and TPJ, which have been implicated in social cognition.
Researchers have developed a new imaging method that uses glycosaminoglycan concentrations to diagnose osteoarthritis in its early stages. This non-invasive technique has the potential to monitor diseases like inter-vertebral disc degeneration and heart valve defects.
Researchers at NYU have found that hybridizing blind cave fish from different populations can partially restore their vision. The study suggests that genetic engineering can override centuries of evolutionary change in one generation.
A team of biologists has developed a model mapping the control circuit governing a whole free-living organism, allowing for accurate prediction of cell dynamics and adaptation to environmental stresses. The study, based on Halobacterium salinarum, provides insights into how cells make stable decisions in response to their environments.
Researchers found that acetylcholine enhances visual processing by selectively enhancing information in the brain's visual cortex. This enhancement allows neurons to detect and signal stimuli below detection threshold, a process similar to how attention strengthens signals.
Researchers found significant developmental variation in vulva development across nearly 50 species of roundworms. The results show that evolutionary changes are unidirectional and orderly, contradicting the idea of random evolution.
The Pierre Auger Observatory has found that active galactic nuclei, powered by super-massive black holes, are the most likely source of the highest-energy cosmic rays. The sources of these particles are not distributed uniformly across the sky, but rather linked to nearby galaxies with active nuclei.
A study by NYU researchers reveals that brain regions associated with depression also play a role in generating human optimism. Optimism is linked to enhanced activation in the rostral anterior cingulate and amygdala, areas that show irregularities in depression.
Dr. Daniel Malamud leads a five-year research collective to study host defense molecules and bacterial factors in HIV infection and antiretroviral therapy. The project aims to define the interactions between these molecules and bacteria, with potential applications for designing better anti-HIV drugs and vaccines.
A new NYU study shows that phonics, holistic word recognition, and whole language approaches contribute substantially to reading speed. Letter-by-letter decoding accounts for 62% of reading speed, while holistic and whole-language processes add an additional 16% and 22%, respectively.
Researchers studied fruit flies and wasps, finding that they use most of the same genes with similar interactions, but with some modifications to accommodate developmental constraints. The study reveals the generality of developmental mechanisms across species, providing new insights into the workings of genetic pathways.
New York University study reveals Homo rudolfensis had a small brain and protruding jaw, similar to Australopithecus and Paranthropus. The 1.9 million-year-old skull's features contradict the long-held depiction of modern man's earliest direct ancestor as having a vertical facial profile and large brain.
A NYU College of Dentistry research team analyzed caries and periodontal disease rates in over 1,500 immigrants from various countries. The study revealed significant ethnic differences, with Puerto Ricans, Haitians, and Indians more likely to suffer from periodontal disease, while Hispanics were more prone to dental caries.
A NYUCD research team found that Streptoccocus mutans, a bacterium associated with dental caries, has evolved along with its human hosts in Africa between 100,000 and 200,000 years ago. This oral bacterial evidence supports the dispersal of modern Homo sapiens out of Africa to Asia.
Researchers at New York University and Texas A&M University found that perceived attractiveness depends on the compatibility of biological sex and gendered cues. Female targets were judged more attractive when perceived as feminine, while male targets were more attractive when perceived as masculine.
A NYU study finds that people who see the world as fair and just can maintain their perspective by reducing moral outrage, leading to decreased support for helping the disadvantaged. The research suggests a palliative effect of ideology on emotions.
Studies on Mexican cavefish reveal distinct evolutionary pathways for eyes and pigmentation. Evolution by natural selection drives eye regression due to metabolic costs, while genetic drift influences pigment cell density variations.
Researchers have developed a new nanotechnology that can examine single molecules to determine gene expression, enabling more accurate analysis of individual cancer cells. This technology uses a GRIN approach combining genomics, robotics, informatics, and nanotechnology.
Researchers at NYU found that individuals closer to the World Trade Center on 9/11 recalled events with greater vividness and confidence. The study suggests that proximity to the site enhanced personal involvement, which in turn activated neural mechanisms involved in emotional modulation of memory.
Researchers developed a DNA cassette allowing insertion of a nanomechanical device into a DNA array. The device enables manipulation of the array at specific sites, with potential applications in synthetic fibers, information encryption, and DNA-based computation.
Researchers at NYU and Scripps have identified a new enzyme GAPDH that regulates insulin pathways, providing a promising direction for treating diabetes. The discovery of GAPDS, an inhibitor of GAPDH, attenuates diabetic symptoms in model animals, suggesting a potential therapeutic target.
Researchers at New York University are developing molecular delivery vehicles to transport nucleic acids into cells. Their work aims to silence genes improperly produced through RNA interference, with potential applications in genetic therapies.
Researchers at NYU and Pratt Institute discovered the mechanism behind ultramarine blue's fading, revealing that framework breakage releases color-forming molecules. This finding will aid in developing art conservation techniques to preserve cultural heirlooms.
A team of NYU biologists has identified a gene, mel-28, that plays a crucial role in coordinating two cellular processes: chromosome segregation and nuclear envelope function. The study, published in Current Biology, used functional genomic tools to reveal the dual role of mel-28 in these processes.
The Human Proteome Folding project aims to predict the structures of human proteins using idle computer cycles from millions of users. The NYU researchers will focus on cancer biomarkers and host-parasite interactions, refining predictions with more accurate methods.
Researchers from NYU's Department of Chemistry and the Department of Radiology have successfully decorated virus particles with gadolinium chelates, resulting in a very intense signal in clinical MRI scans. This study validates hypotheses on the effect of particle size on MRI contrast agent effectiveness.
The NYU algorithm uses Bayesian statistics to pinpoint tumor suppressor genes in cancer genomes. By analyzing segmental deletions and spatial relations, the algorithm detects genes that were previously unknown or overlooked.
Researchers at NYU and Austria have developed a non-invasive imaging technique using nuclear magnetic resonance (NMR) that eliminates the need for external radiofrequency irradiation. This allows for lower energy deposition, enabling new applications in magnetic resonance microscopy.
Researchers identified a transcription factor gene called spineless as the key regulator for establishing the retinal mosaic in fruit flies. In this study, the researchers found that receptor cells made their 'decision' autonomously without the influence of nearby cells.
A new study suggests a calcium phosphate-based supplement improves bone strength and thickness in rats with mineral deficiency-induced osteoporosis. The Mg/Zn/F-CaP supplement showed substantial improvement in bone properties without the side effects of current pharmaceutical treatments.
Researchers developed a genome-wide map of miRNA-mRNA interactions using the PicTar algorithm, predicting that one-third of C. elegans miRNAs target related genes. The study also found that 3' UTRs contain a largely unexplored universe for gene regulation.
Researchers found that a protein called Cryptochrome helps regulate the biological clock in fruit flies, similar to its role in mammals. The study provides new insights into the human biological clock and its relationship to sleep-wake cycles and overall health.
Childress and colleagues develop tool to simulate hovering flight in laboratory setting, allowing analysis of optimal flapping frequency with size. The researchers created a vertical oscillating wind tunnel to study the hovering of passive flexible bodies in oscillating airflow.
Researchers found that directly reactivated memories are vulnerable to disruption, but associated memories remain unaffected. This study may pave the way for novel treatments of traumatic memories.
Researchers found genetic markers for albinism in two cave-dwelling fish populations appeared in the same location, suggesting a common mutation. The Oca2 gene was identified as responsible for pigmentation and the deletion of a specific exon produced albinism.
Researchers at New York University's Milagro facility have detected the most energetic gamma rays yet observed along the galactic equator, reaching 3.5 trillion electron-volts in energy. The findings, published in Physical Review Letters, provide new insights into cosmic-ray interactions with interstellar medium.
Researchers at NYU studied the movement of polymer beads in a viscous fluid and found that low concentrations could be reversed, but higher concentrations led to irreversible behavior. This phenomenon is caused by extreme sensitivity to small changes in particle positions, making it a key finding for understanding chaotic systems.
A NYU-Cornell study found that people's perceptions of morality significantly impact their economic decisions in a trust game. Despite knowing the response patterns are the same, participants continued to trust good partners more than bad ones.
Researchers from NYU Biology have discovered a mechanism linking color vision and cancer genes, indicating that genes involved in switching between photoreceptors may play an unexpected role in controlling cell proliferation. Understanding this regulation is essential for developing new cancer treatments.