Articles tagged with Human Biology
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.
The article proposes a new framework for understanding the hallmarks of cancer and aging, highlighting their shared underlying principles. Dr. Blagosklonny's hyperfunction theory arranges these hallmarks in a hierarchical structure, revealing common signaling pathways involved in both aging and cancer.
Researchers developed PASTE, a method to analyze spatial transcriptomics data in three dimensions, enabling biologists to better understand cell environments and identify rare cell types. The technique can integrate information from multiple tissue slices, providing a more complete picture of gene expression within tissues.
Researchers and Indigenous activists urge a more collaborative and inclusive approach to microbiome research, addressing logistical and ethical challenges. The authors propose transparent dialogue with communities and development of inclusive research infrastructure.
Researchers created multi-tissue cell atlases to transform our knowledge of biology, infection, and disease. The studies revealed novel cell functions, immune cell types, and disease genes across the human body.
The Tabula Sapiens Consortium has unveiled a massive digital atlas that maps gene expression in nearly 500,000 cells from 24 human tissues and organs. The atlas provides unprecedented insights into human health and disease, offering new avenues for therapies and treatments.
A study published in Current Biology found that recreational runners prefer to run at the same calorie-saving pace, regardless of distance. The researchers analyzed data from over 4,600 runners and wearable trackers, revealing that the preferred speed is indistinguishable from the energetically optimal speed measured in a lab setting.
Human activity on Hainan Island is causing changes in the body shapes and diets of tropical birds, resulting in biotic homogenisation. Despite efforts to protect biodiversity, the island's unique ecosystem is being affected by large-scale economic and land-use changes.
A new study has shown that increasing genetic diversity can improve researchers' ability to identify important genetic markers for health conditions. The study, which analyzed data from over 470,000 Hispanic/Latino individuals, identified 42 previously unidentified regions of the human genome related to BMI, height, and waist-to-hip ra...
The study reveals a narrowing gap between cancer profiles in China and the USA, with converging trends in lung, breast, and colorectal cancers. China's cancer burden is expected to rise, while the US has seen reduced rates since the 1990s due to effective prevention strategies.
Researchers fill in gaps in Human Reference Genome, discovering repetitive sections are a major source of human variation and genetic diversity. The Telomere-2-Telomere project reveals complex architectural features with significant consequences for understanding human evolution and biological function.
A study published in PLOS Biology found that despite the functional importance of connections between far-reaching brain regions, the actual number of these connections is low. Researchers estimated 2.5 billion long-range axons in the cerebral cortex, but found that only a small percentage directly connected key functional areas.
Aging egg cells accumulate damage to genetic material, preventing maturation and fertilization. Researchers have identified a key process causing this damage and found that anti-viral drugs can reverse it.
A study by Barcelona Institute for Global Health found that exposure to vegetation is associated with lower levels of oxidative stress in children. The association was observed regardless of the children's physical activity levels, suggesting that green spaces may have a direct impact on biological processes.
A new University of Copenhagen study reveals that well-functioning fat tissue is crucial for overall health and may help prevent diseases such as type 2 diabetes, cancer, and obesity. High levels of lifelong exercise have been shown to improve mitochondrial function in fat cells, reducing oxidative stress and damage.
Researchers from Washington State University found that the optimal time of day for different cognitive tasks does not differ based on task type. Participants who felt sleepy should consider postponing important tasks until a later time to avoid performance impairment.
A new study found that almost half of all publicly available human microbiome samples come from the US, despite it representing only 4.3% of global population. This raises concerns about the applicability of future microbiome-based medical treatments to countries with limited resources.
A recent study found that people with Parkinson's Disease who consume more flavonoids have a lower mortality risk than those who don't. The researchers discovered that higher flavonoid intake is associated with improved survival rates in both men and women, particularly when it comes to anthocyanin-rich foods like berries and red wine.
A new study published in Genome Research has identified a group of genes that play a crucial role in building cellular components and may contribute to human longevity. Inhibiting these genes may increase lifespan by reducing their impact on the body later in life.
A recent study published in Pediatric Research found no SARS-CoV-2 genetic material in breastmilk from mothers infected with COVID-19, ruling out transmission to infants. The authors analyzed 110 lactating women and did not find any clinical evidence of infection in breastfeeding infants.
The European Research Council has awarded Kai Kretzschmar a Starting Grant to systematically characterise oral epithelial stem cells. This will help decipher the mechanisms underlying the diversity of the oral epithelium and its contribution to oral squamous cell carcinomas.
Researchers created a model system to study the ultrasmall bacteria TM7 and found that they acquired a gene cluster encoding the arginine deiminase system, which helps them survive and multiply in the human oral cavity. This discovery suggests that TM7 may play a more protective role in oral health than previously thought.
Researchers discovered that human lung stem cells can undergo abnormal differentiation in response to injury from diseases like COVID-19 and pulmonary fibrosis. This aberrant process prevents the restoration of normal lung function, but the study also identified a potential therapeutic target for reversing damage.
Researchers at University of California - Riverside are studying the keto and intermittent fasting diets on a molecular level, finding that women may metabolize fat differently than men. The study aims to understand why keto diet may not be effective for women and how it affects their overall health.
Scientists have developed a technology called LUX-MS to study the organisation of cell surface molecules, revealing that proteins work together to fulfil cellular functions. The method can detect the proximity of molecules on the cell surface with nanometer-scale precision.
Research from Harvard University reveals that physical activity later in life shifts energy towards mechanisms that extend health, reducing chronic illnesses. The study highlights the importance of staying physically active as we age to allocate energy to physiological processes that slow down deterioration.
Researchers use game theory and economics to steer evolution in a better direction, identifying conditions for improved outcomes through policy changes and coordination. The study provides a mathematical formula to determine when evolution managers will have sufficient incentive to steward biological resources.
An international research team discovered that intestinal bacteria can distribute their metabolic products throughout the body via the bloodstream using membrane vesicles. The study found that these vesicles can overcome the blood-brain barrier and enter brain cells, suggesting a new method for delivering drugs or vaccines.
A new study on Bardet-Biedl syndrome reveals that defective primary cilia can broadcast signals that worsen symptoms, including kidney problems and intellectual disabilities. Cilia play a crucial role in regulating intercellular communication, and their malfunctioning is responsible for various inherited disorders.
Researchers used a yeast model to understand the dynamics of early-stage ribosomal subunit assembly, discovering snR190 functions as an RNA chaperone. The study also identified Dbp7 as the enzyme responsible for dissociating snR190 from ribosomal RNA precursors.
Researchers at IRB Barcelona have identified γTuRC as a centriole stabilizer, revealing its role in maintaining centriole stability and preventing microcephaly. The study's findings suggest that defects in γTuRC may contribute to various human diseases, including adolescent scoliosis and male infertility.
Researchers have found that heart cells regulate their circadian rhythms through changes in sodium and potassium ion levels, which can impact heart rate. This new understanding may lead to better treatments and preventative measures for combating heart conditions.
Researchers warn that global warming could make the Amazon barren, the Midwest tropical, and India too hot to live in by 2500. Climate models project a future where vegetation and crop-growing areas shift towards the poles, leading to drastic changes and potential human fatalities.
A study published in The Journal of Sex Research found that higher testosterone levels are associated with having multiple partners in men and solitary sexual activity in women. The research, which analyzed data from nearly 4,000 adults, highlights the complex relationship between hormones and human sexuality.
A new genetic study reveals hundreds of genes that evolved to be turned on or off in the human uterus during early pregnancy, shedding light on what makes human pregnancy uniquely human. These genes are involved in cell-to-cell communication, immune response regulation, and placental invasion, highlighting the importance of evolutionar...
A study on fruit flies found that intermittent time-restricted fasting increased longevity and improved healthspan. The study suggests that stimulating autophagy at night could provide humans with similar benefits without the need for drastic dietary changes.
A study published in PLOS Biology suggests that machine learning models using viral genomes can predict the likelihood of an animal-infecting virus infecting humans. The researchers identified generalizable features in viral genomes that are independent of taxonomic relationships and developed models to identify candidate zoonoses.
Researchers at Mount Sinai Hospital are testing a novel light therapy to slow Alzheimer's debilitating effects, aiming to improve both cognition and sleep. The treatment involves flashing pulses of light designed to enhance electrical brain waves and reset the sleep-wake cycle.
A new large-scale study created the most comprehensive Cell Atlas of the Gut to date, revealing that Crohn’s disease may be caused by activation of developmental pathways. The detailed maps will help explain how the gut forms and functions, transforming research into intestinal diseases.
The removal of the 14-day rule from international guidelines on embryo research has sparked concerns among bioethicists about the lack of consideration for potential consequences. The authors argue that countries should not automatically amend their laws without thoughtful discussions involving stakeholders and citizens.
A new study asked over 470 firefighters about their recovery methods in extreme heat, finding that simple strategies like finding shade and drinking water are often used. The research suggests potential for better cooling and recovery protocols to improve firefighter safety and performance.
Researchers at RMIT University have discovered a Teflon-like molecule on the womb's surface that decreases at a certain point in the menstrual cycle, opening the 'golden window' for pregnancy success. This finding could lead to improved IVF success rates and potentially treat underlying causes of infertility.
A new study has identified 20 genetic regions linked to face shape in East Africans, highlighting the importance of diverse populations in understanding human facial features. The findings also reveal that shared genetic factors contribute to similarities across populations, while population-specific variants drive differences.
Researchers discovered that fetal membranes can heal after injury through the action of cells called myofibroblasts and protein Cx43. This finding holds promise for reducing the risk of birth complications from preterm prelabour rupture of the membranes, a leading cause of early infant death.
Researchers found that weighted restraint significantly decreases lung reserve volume and increases breathing effort during recovery from exercise. The study's findings suggest that prolonged application of weighted restraint could pose a threat to the subject's survival.
A new study reveals that metabolism increases rapidly during infancy, peaking at around one year old. After a gradual decline until the 20s, metabolism levels off and then slows down again after age 60, with older adults requiring fewer calories. The findings suggest that muscle loss and cellular changes contribute to this decline.
A new Rutgers study suggests that food companies use the terms "cell-based" or "cell-cultured" when labeling seafood products made from fish cells. The study found that both terms meet FDA regulations and help consumers understand the production process, while also recognizing potential allergens.
Researchers review advancements in biosensing technologies for neonatal sepsis diagnosis, highlighting the need for faster and more accurate methods. Biosensors offer a promising solution, detecting multiple parameters simultaneously with high sensitivity and accuracy.
A long-running survey of ants at Stanford's Jasper Ridge Biological Preserve found that the distribution of Argentine ants has receded by 30% since 1994. Climate change was identified as a significant factor in this decrease, particularly during an extreme drought from 2012 to 2015.
A new biomarker, HBcrAg, has been found to accurately predict viral load in patients with chronic hepatitis B and reflect response to anti-viral treatments. This discovery may lead to improved monitoring methods for CHB, enabling clinical decisions and potentially improving patient outcomes.
Research highlights the connection between discrimination and altered gut microbiomes, which can impact metabolic and immune functions. The study's authors emphasize the need for further investigation into the relationship between the human gut microbiome and health inequities.
A recent study found that artificial neural networks develop spontaneous systems to name colours, adopting similar behaviours to humans. The researchers identified a universal property of optimizing complexity/accuracy trade-offs in discrete communication systems.
A new study published in the Journal of Marketing argues that a biological account of human behavior can benefit human welfare. The researchers found that many undesirable consumer behaviors are biologically rooted in the brain and genes, and that acceptance of biology as a causal explanation varies depending on factors such as portray...
The 1st International BioDesign Research Conference was a groundbreaking event that brought together 64 world-renowned experts to present on biosystem design and synthetic biology. The conference featured 126 abstracts and 35 satellite video presentations, showcasing the latest research in this field.
Prellis Bio successfully generated 300 human IgG antibodies against SARS-CoV2, leveraging its Externalized Human Immune System technology. This achievement demonstrates the potential of the technology for rapid antibody production, reducing time to one month compared to traditional methods.
The MDI Biological Laboratory will use the African turquoise killifish, a vertebrate with a short lifespan of four to six months, to study aging and its relation to regeneration. This model shares symptoms of aging with humans, including loss of muscle mass and decline in immune function.
A new time-banking system utilizing blockchain technology is being tested in Vanuatu to assess human value based on societal obligations and assisting others. The system aims to redefine the concept of work by prioritizing psychological, emotional, or spiritual needs over tangible benefits.
New research reveals that different types of habitat loss can destabilise entire plant and animal communities. The study found that the specific ways in which habitat is lost is key to understanding its impact on ecosystem function and stability.
Researchers found that when we watch people perform actions, our expectations distort our perception of their behavior. However, this distortion does not occur with inanimate objects. The study suggests that our attributions of intention play a key role in shaping our understanding of others' actions.
Researchers discovered that labiodentals, made by touching lower lip to upper teeth, increased dramatically in recent millennia following agriculture development. This finding suggests language is shaped by culturally-induced changes in human biology to a previously underrecognized extent.
New research maps the distribution of destructive human activities impacting threatened birds, mammals, and amphibians globally. The study identifies hotspots of human impact, including South East Asia and South America, where tropical forests are rich in biodiversity.