Articles tagged with Human Development
An international research team developed an animal-free testing battery to detect developmental neurotoxicity, using human cells instead of animals. The results show that the testing battery is technically feasible and already has a measurement sensitivity comparable to animal experiments.
A team of researchers from Rice University, Baylor College of Medicine, and Northern Illinois University are developing an open source system called FLASH to objectively measure children's screen-viewing behaviors. The five-year grant includes funding for three long-term studies on the impacts of screen use on young children.
Researchers developed a 3D organoid model that mimics human heart development, revealing how low levels of cadmium can block cardiomyocyte formation and induce heart abnormalities. The study supports decades of toxicology research on environmental exposures contributing to human diseases.
A study in Brazil found that reducing childhood poverty could prevent up to 22.5% of future criminal convictions. The researchers analyzed 22 risk factors and interviewed over 1,900 children twice, finding that poverty was the only modifiable factor significantly associated with crime.
Researchers found that individuals who underwent hemispherectomy surgery at a young age can still recognize differences between pairs of words or faces with remarkable accuracy. The study, published in PNAS, sheds light on brain plasticity and its limitations.
Researchers found that adult heart cells have fewer communication pathways called nuclear pores, which may protect against harmful signals but prevent regeneration. This discovery sheds light on why adult hearts do not regenerate like newborn mice and human hearts.
The University of Missouri is revamping its training courses for childcare providers with a $7.5 million grant from the Department of Elementary and Secondary Education. The new online video-based courses aim to be more accessible and engaging, covering topics such as safe sleep, transportation, and emergency preparedness.
A study found that students who moved to a new school location reported significantly less delinquency after the shift, with fewer delinquent friends and less unstructured socializing. The transition to a new academic setting might reduce levels of juvenile delinquency in the long run.
A recent Indiana University study found that high levels of glyphosate in pregnant women were associated with lower birth weights and higher risk of neonatal intensive care unit admissions. The researchers observed a cohort of 187 pregnant women and detected glyphosate in 99% of their urine samples.
A study by Oregon State University found that dogs with owners who have high expectations and respond well to their behavior are more social, secure, and persistent problem solvers. The research suggests that understanding a dog's needs is crucial for raising secure and resilient dogs.
Researchers have developed a model of how human embryos are formed, revealing that genes are switched on almost immediately after fertilization. This discovery may also shed light on the origins of cancer, which is often diagnosed at an advanced stage.
A US cohort study suggests that maternal acetaminophen use during pregnancy may be associated with increased risk of sleep and attentional problems in offspring at age 3. The study found a potential link between acetaminophen exposure and neurobehavioral issues in children.
A study by the Max Planck Institute for Human Development and the Technical University of Dresden investigates why many people choose not to read their Stasi files. The researchers found that the majority of reasons for deliberate ignorance include concerns about social relationships, mistrust in information accuracy, and a desire to a...
Scientists recorded facial expressions of 100 unborn babies to see how they reacted to carrot and kale flavours. Fetuses exposed to carrot showed more laughter-like responses, while those exposed to kale showed more crying-like responses. This study could help understand the development of human taste and smell receptors.
A study published in Psychological Science found that babies react to flavors from foods eaten by their mothers while still in the womb. The researchers used 4D ultrasound scans to observe fetal facial reactions to carrot and kale flavors.
Paleontologists at the University of Malaga have found that humans uniquely combine increased brain size with a juvenile cranial shape. The analysis of four new hominid fossils and modern great ape samples shows changes in cranial development, including a negative growth of the neurocranium and a positive growth of the splanchnocranium.
The NIH is launching a $8 million prize competition to develop technologies improving postpartum healthcare in areas with limited access to maternity care. Diagnostic devices and wearables are prioritized to detect conditions like heart-related conditions, infection, and bleeding during the first year after delivery.
The Regional Transition Navigator program aims to connect youth and young adults aged 14-25 with needed resources, emphasizing those at risk of homelessness, human trafficking or substance use disorders. The program's long-term goal is to teach problem-solving skills and provide support for a healthier transition into adulthood.
A new study from Harvard University identifies the genes and genetic sequences that orchestrate the formation of the human pelvis during pregnancy. The research shows that key pelvic features form around 6- to 8-week mark, including a curved and basin-like shape.
Researchers found that modern human brains produce more neurons than Neandertal brains, particularly in the frontal lobe, due to a single amino acid substitution in the TKTL1 protein. This increase is attributed to changes in metabolism and membrane lipid synthesis.
Researchers at KU Leuven have developed a new model of human extraembryonic mesoderm cells, which closely resemble their natural counterparts in early embryos. This breakthrough enables scientists to study processes previously inaccessible during development.
Researchers at Brigham and Women's Hospital have developed a highly efficient method to generate human kidney cells, including principal and intercalated cell lines. This breakthrough could lead to new therapies for treating congenital abnormalities of the kidney and urinary tract, such as polycystic kidney disease.
Researchers at the University of Cambridge have successfully grown a model embryo with a brain, beating heart, and all other organs using mouse stem cells. This breakthrough could help understand why some pregnancies fail and develop a new approach for repairing synthetic human organs.
A NIH study of over 46,000 participants found that childhood poverty combined with crowded housing or parental separation increases the risk of premature death by 41-50%, compared to those without early life adversity. The study also identified a higher risk of premature death for individuals with multiple adverse childhood experiences.
Research on mice reveals that older fathers produce pups with reduced vocal complexity and lower body weights, similar to children with neurodevelopmental disorders. The study provides evidence for the risk factor of advanced paternal age on infant development.
A new study found that over 50% of Gen Z respondents were concerned about the use of non-conscious data collection (NCDC), with attitudes varying by gender, income, education level, and religion. The study proposed a "mind-sponge" model-based approach to account for socio-cultural factors in assessing AI technology acceptance.
Research found that adolescents with faster dental biorhythms (five or six-day cycle) weighed less and gained less weight than those with slower biorhythms. This discovery provides a new avenue for exploring links between childhood overweight and adult health risks.
Researchers used artificial intelligence to demonstrate the correlation between cytoskeleton organisation and nuclear position in eukaryotic cells. The study successfully predicted the presence and location of nuclei in over 8,000 cells with high accuracy, transforming the way scientists approach complex biological systems.
The MU College of Education and Human Development offers a two-year graduate certificate program for Missouri elementary school teachers to enhance their math education teaching skills. The program focuses on collaboration, creativity, and problem-solving in the classroom to promote student confidence and positive experiences with math.
Research highlights the impact of historical development on US coastal zones' exposure to sea level rise and hurricanes. The study uses historical data to better understand how development contributes to increased vulnerability.
A new study at the University of Missouri found that prenatal opioid exposure can trigger long-term neurological or behavioral effects in children. The research suggests that opioids impact the developing fetus' gut microbiome, leading to changes in metabolic pathways and potentially affecting overall health and wellness.
Researchers monitored elephant movements through wildlife corridors in urban and farm landscapes, finding that elephants use corridors predominantly at night in agricultural areas, but overlap with humans during the day in cities. The study highlights the need for considering daily activity patterns in conservation planning.
A study by Max Planck Institute for Human Development found that children use spontaneous strategy changes and broader attentional focus to achieve better results, similar to adults. This broadens the understanding of learning behavior in children.
Researchers using 'blastoids' - in vitro models of the blastocyst - discovered that early embryonic signals induce placental development and prepare the uterus. The findings may contribute to a better understanding of human fertility and potentially improve IVF procedures, fertility drugs, and contraceptives.
A recent study published in Cellular and Molecular Life Sciences found that a specific type of gut bacteria, Bifidobacterium breve, plays a crucial role in regulating fetal growth and metabolism during pregnancy. The researchers discovered that the maternal microbiome promotes development of the placenta and healthy growth of the baby ...
A study by Florida Atlantic University psychologists found that classroom seat assignments have a significant impact on the formation of friendships among elementary school children. Students who were seated near each other were more likely to become friends, even after changes in seating arrangements were made.
Research found that people who experience little unemployment after age 35 have better health than those with frequent unemployment in their twenties and thirties. Frequent unemployment can also lead to worse physical and mental health by age 50.
Researchers have generated molecular maps of the second week of gestation, revealing the biochemical signals that control human embryo development. This breakthrough provides a crucial reference for studying birth defects and pregnancy loss in humans.
Researchers have created a new classification system for coexisting mangrove-coral habitats, identifying four distinct types: lagoons, creeks, fringe areas, and under the mangrove canopy. These habitats are diverse, with about 130 species of corals living in them, and are crucial for coral survival.
A study reveals an epigenetic switch that restricts early embryo cells from differentiating into certain tissue lineages. The research identifies PRC2 as a key regulator of gene expression in embryonic development, allowing for better control of stem cell specialization and blastoid formation.
A University of Illinois study examines how mothers' emotional involvement helps youth cope with peer stressors during middle school. The research reveals that youth who experience positive mother-child interactions and high maternal affect are more likely to engage in active coping strategies.
A new study published in the Proceedings of the National Academy of Sciences offers fresh insights into infant word learning. Researchers found that infants between 7 and 11 months old learn words by building up memory representations over time, rather than through repeated connections between words and objects.
A new study finds that progesterone does not prevent preterm birth in women who have had a previous preterm birth. The research calls for revised guidelines on the use of vaginal progesterone in these patients.
A new study identified the Cnpy4 gene as a crucial modulator of the Hedgehog signaling pathway, which regulates growth and development during embryonic stages. This discovery could lead to potential new treatments for cancers related to Hedgehog signaling and birth defects involving extra fingers or toes.
Research found that children who spend more time playing outside had fewer internalizing problems and were more positive during the first Covid-19 lockdown. The effects of adventurous play on mental health were consistent even after controlling for demographic variables, with a greater impact on children from lower-income families.
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.
A study published in Journal of Psychiatric Research found a significant biological difference between psychopaths and non-psychopaths, with psychopaths having a larger striatum region in the brain. This finding is linked to increased need for stimulation, impulsive behaviors, and higher likelihood of violent behavior.
A recent study published in Nature Communications found that healthy developing neurons promote metastatic behaviour in neuroblastoma cells. This discovery highlights the importance of understanding the unique developmental environment within which cancers of embryonic origin form.
Researchers found that australopithecines' smaller brain sizes at birth were likely an adaptation for bipedalism, allowing them to navigate the complex birth canal. The study suggests that prolonged learning outside the womb was crucial for cognitive and cultural development in early humans.
A new $1.25 million NIH grant provides teaching resources and professional development for middle school teachers to boost disciplinary literacy skills and interest in science, technology, engineering, and math (STEM) subjects. The program aims to help traditionally underrepresented groups feel confident about potential careers in STEM.
A new canine coronavirus variant has been identified in human patients with pneumonia, showing a shift from infecting both the intestines and respiratory system to only the respiratory system. Researchers used state-of-the-art tools to assess evolution pressures that may have influenced this shift.
Researchers discovered that periods of drought were interrupted by wetter phases lasting several decades or even centuries, challenging the understanding of climate change in the region. The study's findings have significant implications for archaeological considerations and future climate scenarios.
Researchers have found that preterm infants with certain viral signatures in their gut are at risk of developing necrotizing enterocolitis (NEC), a serious and often fatal disease. The study highlights the potential for early warning signals to alert clinicians, allowing emergency action to be taken.
A new study found that partner support significantly influences changes in depressive symptoms over time, but relationship satisfaction and effective arguing have a weaker effect. The research suggests strengthening partner support can improve mental health for individuals in committed relationships.
Scientists have developed novel methods to study human brain cell migration during fetal development by tracking genetic mutations in healthy adult individuals. This allows for the first time to reconstruct brain development and provide key findings on cell type origins and hemisphere separation.
A study by Kyoto University researchers reveals that human fetuses develop slower shoulder growth before birth, alleviating complications during delivery. This adaptation allows for a safer passage through the birth canal, reconciling the incompatibility between wide shoulders and narrow pelvis.
A team of researchers from Kobe and Kyoto universities proposes an ethical framework for conducting research on conscious brain organoids. The framework assumes that brain organoids already possess consciousness and recommends guidelines similar to those for animal experiments. Key considerations include minimizing the number of organo...
Scientists have constructed a detailed map of lung development after birth, providing insights into the genetic and epigenetic factors that affect lung health. The study used next-generation single-cell sequencing technologies to analyze over 80,000 human and mouse lung cells, revealing clues on how cell types communicate and develop.
In southern Anhui Province, archaeobotanical remains at the Jingshuidun site reveal early rice farming dating back to 4874-4820 cal. yr B.P., with millet cultivation emerging by 2667-2568 cal. yr B.P.
The BrainChart platform benchmarks brain development based on MRI data from over 100,000 individuals, creating a standardized chart like those for height and weight. The tool identifies previously unreported neurodevelopmental milestones and provides a common language to understand brain images from different sources.