Articles tagged with Behavior Genetics
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 Stanford University researcher has pinpointed the mechanism by which a gene associated with both autism and schizophrenia influences behavior in mice. The study identified behavioral changes in the mice similar to some symptoms of autism and schizophrenia, highlighting the complexities of cognitive disorders.
A genome-wide study has identified a single-letter change in the genetic code associated with autism, highlighting the role of common DNA variation. The research also uncovered two other genomic regions likely containing rare genetic differences that may influence autism risk.
The University of North Carolina has been awarded a $8.6 million NIH grant to investigate the complex factors contributing to psychiatric disorders such as autism, depression, and anxiety. By using laboratory mice to screen genetic possibilities, researchers aim to understand how genes and environment interact to shape these traits.
The American Society of Human Genetics presents the 2009 William Allan Award to Dr. Huntington F. Willard for his seminal findings in understanding chromosome structure and behavior. Willard's work has been instrumental in advancing human genetics, with a focus on X chromosome inactivation and centromeres.
A new study suggests that genetic factors, rather than environmental theories, contribute to the association between fathers' absence and early sex. The researchers found that traits such as impulsivity, substance use, and argumentativeness can increase the likelihood of earlier sexual behavior in children.
The fisheries industry's pursuit of consumer-friendly fish products is impacting fish populations worldwide. Scientists have found that repeated selective harvesting is causing changes in fish morphology, development, and behavior.
A genetic mutation in a single amino acid causes defective collagen molecules to repel each other, leading to brittle bones and tissue failure. This study uses molecular-based multi-scale analysis to understand the impact of material properties on human disease.
A study found that human populations began to expand in size in Africa around 40,000 years ago, supporting the hypothesis that population growth played a significant role in the evolution of human cultures. The research used genetic evidence and computational approaches to simulate the evolution of genetic lineages over time.
Researchers found a common genetic variation linked to aggression and destructive behavior in adults with developmental/intellectual disabilities. The study suggests that this variation may be associated with increased autism severity in individuals with the gene variant, highlighting the need for further research.
Researchers at UCLA have found a new explanation for why placebos work, citing genetics as the key factor. Genes that influence brain reward pathways may modulate the response to placebos, particularly in individuals with major depressive disorder.
A new genetic study has identified 27 genes associated with Asperger syndrome, autistic traits, and empathy. The research found that single nucleotide polymorphisms in these genes were nominally associated with autistic traits and empathy, providing preliminary leads for understanding the genetic basis of Asperger syndrome.
A recent study by UCSF scientists has identified a specific region of genes linked to perfect pitch in people of European ancestry. The researchers found that multiple genes contribute to perfect pitch and that different genes may be associated with different ethnic backgrounds.
Researchers identified a significant association between gene variations on chromosome 6 and schizophrenia risk. The study, combining data from 27,000 individuals, found evidence of immune function's potential role in the disease.
Researchers have identified a connection between the immune system and schizophrenia, finding genetic variations that disrupt brain development, memory, and cognition. The study's findings hold promise for developing new treatments targeting specific molecular mechanisms involved in the disorder.
Researchers found rare copy number variations in genes of children with autism spectrum disorders but not healthy controls. The study identified two novel genes, BZRAP1 and MDGA2, thought to be important in synaptic function and neurological development.
A study published in Investigative Ophthalmolgy & Visual Science found that multiple genetic, ocular, and environmental factors contribute to the incidence of AMD. Researchers developed a predictive model using these variables, which can be used to guide prevention and treatments.
A new study on seed beetles reveals that low genetic quality males are more successful in fertilizing eggs, contrary to predictions. Females' multiple mating does not guarantee the sperm of the highest genetic male.
Researchers found that sagebrush plants can communicate danger to their clones by emitting volatile cues, allowing them to avoid being eaten by herbivores. This complex behavior suggests that plants are capable of more sophisticated behavior than previously thought.
A new review of existing research reveals same-sex behavior is a nearly universal phenomenon in the animal kingdom. However, researchers have focused primarily on understanding the genetic and neural mechanisms behind this behavior rather than its potential evolutionary consequences.
Researchers identified genetic regions responsible for animal tameness in a rat model of domestication. The study provides insight into the genetics and biology of tameness, potentially leading to more precise breeding strategies for tame animals.
A new FSU study confirms the 'warrior gene' is linked to gang membership and violent behavior in males, while females with the same variant are less likely to engage in such behavior. The study found that males carrying a specific MAOA gene variant were more likely to join gangs and use weapons.
A new study suggests that high population density catalyzed the emergence of modern human behavior, driven by increased exchange of ideas and skills. This skill maintenance, combined with a greater probability of useful innovations, led to the appearance of modern human behavior at different times in different regions.
Researchers discovered that the Galapagos giant tortoise and marine iguana are targeted by mosquitoes feeding on reptile blood, raising fears of devastating native wildlife diseases. The mosquito's adaptation to life in Galapagos could enable rapid spread of new diseases due to the islands' lack of immunity.
A family-based prevention program was found to be especially effective in reducing substance use and risk behaviors among young teens with a genetic risk factor. The study showed that the program helped adolescents with the short allele of 5-HTTLPR overcome their predisposition to engage in risky behaviors.
A new study demonstrates that a family-based prevention program can protect youth from engaging in risky behaviors, even if they have a genetic risk factor. The program, called 'Strong African American Families', taught parents and children skills to promote positive goals, emotional support, and racial pride.
Researchers found genetically engineered mice without liver fatty acid binding protein gene developed gallstones, while normal mice did not, offering clues about genetic predisposition to gallstone formation. This study may lead to better understanding of genetic susceptibility and potential intervention before serious problems arise.
After 75 years, the disappearance of Everett Ruess has been solved using forensic and DNA evidence. The remains were identified as a male matching Ruess's age and stature through facial reconstruction and mitochondrial DNA analysis.
A new study on blue tits reveals that eggs fertilized by non-social partners tend to hatch earlier, with nearly 75% of extra-pair offspring produced in the first half of the clutch. This suggests that early hatching may be a key factor in the observed superiority of extra-pair offspring.
Researchers have identified a new gene variant associated with autism, found to be highly active in fetal brain regions critical for language and social behavior. The study suggests that this gene variant may contribute to an increased prenatal risk of autism.
The Medical College of Georgia is part of a large national study examining the genes of 10,000 patients with schizophrenia and 10,000 healthy individuals. The study aims to pinpoint variations that can improve disease diagnosis and treatment.
A recent study by Indiana University researchers found that genetic predisposition to impulsivity is a trait predictive of alcoholism. The study used selective breeding to produce mice with high and low alcohol-preferred genes, which demonstrated that predisposition to impulsivity is predictive of alcoholism.
A new study using mice found that genes affect impulsivity, which can contribute to the risk of developing alcoholism. The study suggests that individuals with high impulsivity may be more likely to experiment with drugs and develop a substance-use disorder like alcoholism.
Researchers at Caltech trained computers to automatically analyze aggression and courtship in fruit flies, enabling high-throughput screens for genes controlling these behaviors. The program allows for accurate analysis of complex social behaviors in a matter of minutes, improving the efficiency of genetic research.
Research published in Genetics reveals genetic priming in females, making them more likely to choose certain males over others, influencing mating outcomes and future reproductive behaviors. The study's findings suggest that genetic compatibility is key to understanding love at first sight.
Researchers at the University of Leeds have discovered that C. elegans worms can exhibit both swimming and crawling behaviors, challenging the long-held assumption that these are distinct gaits. The study's findings suggest that a single underlying nervous system mechanism controls a range of locomotion behaviors.
Researchers investigated kinship ties in alpine wood ant colonies and found that breeding was limited to specific clusters, with individuals within clusters more related to each other. The study suggests that queens often move to breed within their cluster, while males are more mobile and contribute to male-biased gene flow.
Scientists have identified a set of genes involved in orienting Eastern North American monarch butterflies' internal 'sun compass' and driving their 4000km migration to Mexico. The research reveals seasonal changes in genomic function help define the migratory state, independent of juvenile hormone activity.
Recent studies in epigenetics provide new understanding of how environmental factors influence brain function and behavior, potentially explaining the complex nature of mental illness. Epigenetic changes can be long-lived and influenced by life experiences, psychotropic drugs, and psychotherapy.
Researchers found that fruit flies use separate populations of neurons to detect wind and sound, allowing them to respond differently to each stimulus. This discovery provides insights into the complex sensory mechanisms of these tiny insects.
A Rice University study has confirmed a world-record colony of amoebae clones measuring at least 12 meters across in a Texas cattle pasture. The discovery provides insights into the evolution of cooperative behavior in microorganisms like Dictyostelium discoideum.
A study of E. coli transport behavior reveals significant variability among strains from different host species and sources, affecting cell properties like surface charge and hydrophobicity. Cell width is the only property correlated with transport behavior in this research.
A study examining Asian young adults found consistent additive effects of ethnicity and ALDH2 genotype on drinking behaviors. Korean ethnicity and ALDH2 status were associated with significant variance in alcohol consumption, suggesting that genetic influences may play a role in predicting drinking behavior among this population.
A gene variant in the MET gene may contribute to increased risk of co-occurring medical conditions in individuals with autism. The study found that disrupted signaling of the MET gene is linked to a syndrome including autism and gastrointestinal dysfunction.
A new NC State University study reveals that fruit flies have a genetically wired sleep pattern, with males sleeping more during the day and females having more frequent bouts of sleep. The research identified 1,700 genes associated with sleep variability, shedding light on how these genes may influence human sleep.
A hallucinogenic compound found in a plant indigenous to South America has been discovered to activate the sigma-1 receptor, a protein abundant throughout the body. This finding may have implications for treating drug abuse and depression, with potential applications for developing new, highly selective drugs to inhibit the receptor.
Study finds GTF2IRD1 contributes to visual-spatial performance while GTF2I plays a role in social behavior, shedding light on complex aspects of human behavior. The research used genetic analysis to identify the genes' effects on cognitive abilities and behavior, providing new insights into Williams syndrome.
A University of Georgia study found that involved and supportive parenting can completely override the effects of a genetic risk factor for substance abuse. The research, published in the Journal of Consulting and Clinical Psychology, suggests that high levels of parental involvement can protect against substance use.
Researchers found that individuals with short serotonin transporter gene and 7-repeat allele of the DRD4 gene invest more in risky investments. The study suggests that genetics play a role in predicting financial risk-taking, but experience and upbringing also contribute to investor behavior.
Researchers at MIT's Picower Institute for Learning and Memory found that two genes cause autism-like symptoms in mice, suggesting multiple genetic risk factors influence autistic symptoms' severity. The study may lead to drugs targeting signaling mechanisms between the two genes and a diagnostic target or biomarker.
Computer models reveal that shuffling gene order has a huge impact on virus growth and interaction with host cells. The study aims to understand how an organism's genome guides its growth and development.
A team of researchers observed the sequential development of new species in fruit flies and parasitic wasps after introducing apples to North America. The modification of one species triggers the modification of a second, dependent species, demonstrating biodiversity as a source for new biodiversity.
A Cardiff University research project found a link between prenatal smoking and anti-social behavior in children, but only when the mother was genetically linked to the child. The study suggests that factors other than smoking during pregnancy influence anti-social behavior.
Researchers found that African elephants in Tanzania's Mikumi National Park formed unusually small groups and chose to forge new bonds with unrelated females. The effects of poaching on group size, relatedness, and social bonding persist for up to 20 years after the killing has ended.
Researchers discover that individuals with low-activity MAOA gene display higher levels of aggression in response to provocation, particularly when faced with significant financial loss. The study suggests genetic influences on aggression and punishment behavior, questioning the altruistic punisher theory.
Researchers at Duke University Medical Center have found a genetic variation in the neuropeptide Y gene that increases susceptibility to early coronary artery disease. The study found six related variations in the gene associated with transmission from generation to generation and association across a population of patients.
A Michigan State University researcher found that specific genes may influence social consequences of behaviors, including popularity among peers. Male college students with a rule-breaking gene were rated most popular by unacquainted peers.
A study by EPFL researchers found that a family of genes known as KRAB-ZFP plays a crucial role in regulating the brain's response to stress. Genetically altered mice lacking these genes exhibited increased anxiety and impaired cognitive function, highlighting the importance of epigenetic regulation in behavior.
The Genomic Psychiatry Cohort aims to identify genetic factors leading to schizophrenia and bipolar disorder in a large-scale population study. The initiative, led by USC researchers, will collect data from 40,000 subjects and become a major resource for researchers worldwide.
Researchers found that genetically similar strains of Dictyostelium discoideum mix and cooperate during colony formation, contradicting earlier assumptions. The study's findings suggest specific genes produce sticky adhesives to secure partner connections.
A new study found that adolescents are more likely to smoke when their parents begin smoking at a young age and the smoking persists over time. The study used longitudinal data to identify parental smoking behaviors as predictors of adolescent smoking risk.