Articles tagged with Genetic Diversity
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A genetic study of the beaked hazelnut reveals that ancient Indigenous peoples cultivated and traded this plant across British Columbia. The research challenges settler-colonial narratives by establishing a large-scale cultivation network dating back 7,000 years.
The WHO's Technical Advisory Group on Genomics published an article outlining challenges and actions to promote the use of genomics in public health. The group aims to increase awareness and provide technical guidance to accelerate access to genetic technologies, enabling preventive measures and targeted treatment for various diseases.
A new study from Queen Mary University of London has identified the genetic drivers of early onset type 2 diabetes in South Asians, revealing a strong link to lower insulin production and unfavorable body fat distribution. The research also sheds light on treatment responses, highlighting the need for precision medicine approaches.
Researchers found a strong link between depression and menstrual pain in a new study published in Briefings in Bioinformatics. Depression may be a cause of dysmenorrhea, rather than a consequence, according to the findings.
A recent study found that Viking colonizers of the Faroe Islands and Iceland came from different Scandinavian populations. The researchers analyzed genetic samples from 139 men and compared them to samples from Norway, Sweden, Denmark, Iceland, and Ireland, revealing a 'founder effect' that persists in today's male populations.
Researchers found that Florida panthers are not at increased risk for contracting chronic wasting disease from eating infected deer. The study provides relief to conservation efforts, as the disease has spread through North America's deer and elk populations.
Piangua populations are experiencing a significant loss of genetic diversity due to intense harvesting, reducing their ability to adapt to environmental challenges. The study reveals subtle genetic variations among local populations, highlighting the need for targeted conservation strategies.
Researchers at the University of Maryland School of Medicine have created a large genomic database of Latin Americans to tackle health disparities. The Genetics of Latin American Diversity Database (GLADdb) includes genome-wide information from almost 54,000 individuals and allows other scientists to easily add population data to their...
Researchers from The University of Texas at Arlington are conducting a DNA analysis project to determine the genetic differences between the rare Dixon's whiptail and the common checkered whiptail. If the two species are found to be distinct, Dixon's whiptail may become eligible for endangered species protection.
Geneticists deciphered aurochs prehistory by analysing 38 ancient genomes from Siberia to Britain. The study highlights diverse wild forms and the impact of climate change and domestication on their evolution.
Researchers tracked the long-term dynamics of transplanted stem cells in patients' bodies up to three decades post-transplant. They found that younger donors produce more vital stem cells, while older donors experience reduced immunity and higher relapse risk. The study provides new insights into donor selection and transplant success.
A recent study by CU Anschutz scientists found that an ancient gene mutation among First Nations inhabitants of Oceania may make them more susceptible to certain infectious diseases. The allele, KIR3DLI*114, is widespread and unique to Oceania, with up to 30% of individuals carrying it.
A new genomic study reveals high genetic diversity and low inbreeding in the endangered Oriental Stork population, a common finding in many critically endangered species. The study provides hope for the species' long-term survival and suggests that protecting its habitats could rapidly rescue this species from extinction.
Research highlights molecular chaperones' role in maintaining tumor suppressor stability and functional integrity. This understanding is crucial for developing targeted therapies for multiple cancers.
A study published in Biology Letters reveals that harbor seals in Alaska's Iliamna Lake are genetically isolated from other seal populations across the Pacific. The researchers found significant differences between the lake seals and marine populations, suggesting they may be a unique endemic form of harbor seal.
A genetics study suggests that bonobos have three distinct populations, each with unique genetic patterns. The research highlights the need for conservation efforts to protect these groups and ensure the species' survival.
Researchers found that seven common European forest trees have preserved their genetic diversity over millions of years, defying expectations. This resilience is attributed to unique characteristics such as long generation times and pollen dispersal capabilities.
Researchers have decoded the genetic makeup of 'Samantha' rose variety to create a powerful resource for future comparative genomic studies. The study found that human selection has significantly influenced the genetic diversity of modern roses, but preserving genetic traits is essential for their health and adaptability.
A genetic study has found significant differences between Iliamna Lake harbor seals and those in other Pacific Ocean populations. The seals' distinct genetic markers suggest they may be evolutionarily reproductively and demographically discrete from other seal populations, potentially indicating a unique endemic form of harbor seal.
Researchers identified three genetic regions strongly associated with increased prostate incidence in a diverse group of African men. The study, the largest of its kind in Africa, may lead to new treatment possibilities and refined screening methods.
Research led by Penn State scientists found that indigenous hunter-gatherer practices played a key role in seed dispersal and genetic diversity of native plants. The study challenged the conventional notion of agriculture and suggested humans impacted plant populations long before farming began.
A recent study by The Jackson Laboratory reveals that reducing calorie intake can significantly extend the lifespan of mice, with the most robust animals living the longest. However, the researchers found that losing weight on these diets had a negative impact on lifespan in humans.
A new study has uncovered the hidden diversity of wild banana relatives in mainland Southeast Asia, showcasing their potential as future crop varieties. The research emphasizes the urgent need to preserve these genetic resources to ensure global food security.
Northern elephant seals nearly went extinct due to overhunting but have since recovered to around 225,000 individuals. The recent study found the species' genetic diversity was reduced during this period, which may impair their ability to cope with future environmental changes.
A Europe-wide invasion of the southern small white butterfly has led to a significant loss of genetic diversity within the species. The insect's expansion into new areas is facilitated by urbanization and its preference for human-designed habitats, but this comes at the cost of reduced genetic variation.
A recent study by the Wellcome Sanger Institute and GeneDx analyzed nearly 30,000 families with developmental disorders, revealing that known genes explain over 80% of cases caused by recessive genetic variants. The team identified several new genes associated with these conditions, providing answers for previously undiagnosed families...
A recent FAU study reveals that mesophotic corals can replenish declining shallow reef populations with strong genetic connectivity between shallow and deep zones. The research suggests that deeper corals could be a key source of genetic diversity for shallow reefs, providing valuable opportunities for recovery and restoration efforts.
A new study has identified key factors to build food resilience in Sub-Saharan Africa, including diversifying suppliers, empowering local farmers, and promoting sustainable practices. The proposed blueprint aims to enhance self-sufficiency and reduce reliance on external sources.
A recent study has successfully decoded the autotetraploid genome of the wax apple, uncovering its genetic evolution and key factors driving fruit diversity. The research highlights the fruit's rich antioxidant profile, with implications for human health, and identifies genes regulating fruit size, sugar content, and male sterility.
A new study from Stanford University provides a tool for conservationists and law enforcement to protect captive tigers and prosecute wildlife crimes. The researchers analyzed the genetic diversity of privately held tigers in the US, finding that many are a mix of wild tiger ancestry, but also reflect characteristics of the illegal trade.
A genomic treasure hunt reveals the genetic factors behind the Jacktree's germination barriers and offers insights into its endangered status. The study identifies key genes contributing to the hardening of the tree's fruit pericarps, highlighting the need for targeted conservation strategies.
A massive genomic survey reveals two distinct lineages of Arctic canids that originated in the northeastern Siberian Arctic generations earlier than thought. Approximately half of all Siberian huskies bred for racing have introgression with European breeds.
A century-old experiment has pinpointed the genes behind barley's adaptability, enabling its continued survival in rapidly changing environments. Researchers identified key genes that enable flowering at optimal times, allowing crops to thrive despite increased temperatures and droughts.
A new study from the University of Copenhagen reveals that Neanderthals may have gone extinct due to their isolated lifestyle. The discovery of a male Neanderthal remains in southern France supports the hypothesis that small group sizes and limited genetic diversity contributed to their demise.
A new study challenges the long-held 'ecocide' theory of Rapanui population collapse by analyzing ancient DNA from 15 individuals. The research found no evidence of a dramatic population collapse in the 1600s, instead revealing a stable and growing population until European contact in the 18th century.
Scientists have successfully sequenced the genome of the spur-thighed tortoise, a threatened land turtle species, using a reference assembly method. The genome sequencing will enable conservation efforts and provide tools for protecting the species' populations.
Research found that maintaining good cardiovascular health during the first trimester of pregnancy can partially mitigate the risk of adverse pregnancy outcomes. The study's results suggest that preconception and early pregnancy cardiovascular health counseling is crucial for preventing hypertensive disorders of pregnancy.
Researchers at FAU aim to identify signatures of natural selection in the human genome, understanding its role in adaptation and disease. The $1.8 million NIH grant will develop powerful tools for complex modes of adaptation from genetic data.
A new eight-way tomato Multiparental advanced generation intercross (MAGIC) population has been developed to unlock diverse traits from wild tomato species. The population combines diverse alleles from wild and weedy tomatoes, revealing 6,488 high-quality SNPs and associations with traits such as fruit size and pigmentation.
Cells produce three times as many 'unproductive' transcripts with mistakes or unexpected configurations as they do steady-state, finished RNA. These unproductive transcripts are quickly destroyed by a cellular process called nonsense-mediated decay (NMD), which suggests the cell intentionally makes mistakes to regulate gene expression....
A new study maps mango's genetic makeup, revealing its genomic diversity and population structure that influence key agronomic traits. The research identifies candidate genes linked to flowering, fruit weight, and aroma compounds, essential for advancing mango breeding through genomic-assisted methods.
A recent genomics study of prairie chickens in five states has found evidence of hybridization between the two species, with no clear indication of genetic problems. The study suggests that these species may belong to the same species and challenges wildlife management nationwide.
A review of bermudagrass growth and stress response mechanisms has made significant progress, emphasizing recent advances in molecular biology. Future research aims to refine genetic transformation techniques, identify key genes and regulatory pathways involved in stress tolerance.
A recent study published in PNAS found that genome-wide genetic diversity is a strong predictor of extinction risk when demographic factors are considered. The researchers analyzed data from a butterfly metapopulation and found a strong negative relationship between genetic diversity and extinction risk, but this correlation was largel...
A comprehensive set of genomic resources for Tausch's goatgrass has been established, shedding light on the evolutionary genetics of wheat. Researchers identified a stem rust resistance gene and a leaf rust resistance gene, which will aid in breeding more resilient wheat varieties.
A team analyzed 45 zooarchaeological remains and compared findings with contemporary data to assess the effect of sustained subsistence harvests on beluga genetic diversity, population structuring, and foraging ecology. The study found no significant changes in genetic diversity or population structuring over time.
A study by the Open Wild Wheat Consortium explains how Aegilops tauschii, a wild grass, contributed to the genetic diversity of bread wheat, enabling its rapid spread across different climates. This hybridization event allowed humans to settle down and form societies.
A new study identifies key genetic markers and candidate genes controlling fruit quality traits in strawberries. The research paves the way for more precise breeding strategies to create juicier, more vibrant, and longer-lasting strawberries.
A recent study analyzed genomic diversity in 17 indigenous Peruvian groups, revealing significant genetic variations between Andeans and Amazonians. These differences can impact drug response and dosing, highlighting the need for inclusive genomics research to ensure equitable healthcare outcomes.
A new study by Dr. Meir Barneron found that genetically diverse groups outperform homogeneous groups in making collective judgments, suggesting genetic diversity enhances collective intelligence.
The PD GENEration study has found that 13% of participants have a genetic form of Parkinson's disease, significantly higher than previous estimates. The study, which reached its goal of 15,000 participants ahead of schedule, provides insights into the genetics of the disease and its potential for precision medicine.
Genetic analysis reveals that ancient Indigenous people brought the native tuber to southern Utah, adding to the list of culturally significant plant species domesticated in the Southwestern U.S. The Four Corners potato was transported and cultivated by various tribes, including Pueblo and Apache communities.
Researchers at Rockefeller University found that clonal raider ants preserve genetic diversity through a unique method of asexual reproduction. The study reveals that daughter ants inherit two distinct versions of their genome, largely preserving the genetic diversity present in their mother's genome, which enables the species' survival.
A genome study has identified regional adaptations in American chestnut trees, informing restoration efforts and climate resilience. The research provides guidance for conserving genetic diversity across the Appalachian region, with a focus on preserving the most genetically diverse southern population.
A new study uses machine learning to analyze the genetic diversity of two amphibian species, finding that different processes shaped their evolution. The research suggests that population demographic events and contemporary landscape factors played a significant role in shaping the genetic variation of these species.
A large-scale genetic study found that genetic data from diverse groups, including non-European populations, can provide critical insights into health disparities. The study identified population-specific signals and unique genetic variations associated with specific traits or conditions, highlighting the importance of diversity in und...
A new study has generated a global catalog of human gene expression data from around the world, increasing representation of understudied populations. The increased diversity empowers researchers to attain more-accurate insights into genetic factors driving human variation and disease risk.
A study has revealed the genetic complexities of almonds, highlighting significant heterozygosity and structural variants' influence on gene expression. This research paves the way for targeted breeding strategies to enhance desirable traits such as disease resistance and yield in almond cultivars.
A pioneering study has sequenced the genome of Saposhnikovia divaricata, a traditional medicinal herb, revealing its evolutionary adaptations and therapeutic benefits. The research paves the way for enhancing the plant's efficacy through targeted genomic breeding strategies, potentially leading to superior therapeutic applications.
Researchers found evidence of multiple waves of genetic intermingling between modern humans and Neanderthals, challenging previous theories. The study reveals a more intimate connection between early human groups than previously believed.