Researchers studying a traditional population in the Bolivian Amazon found that Tsimane children spend less than one minute per hour talking to their parents, compared to ten times less than in Western countries. This variation highlights wide intercultural differences in language development.
A new technology bridges clinical pathology assessment, high-content analysis, and 3D cell cultures, allowing rapid, automatable, and multiplex readouts. This technique is applied to mixed arrays made up of spheroid models from various cell lines, demonstrating its potential for safety and efficacy testing and model optimization.
A new study found that parents who acknowledge their adolescent children's perspectives and encourage them to express themselves have youths with stronger self-worth, intrinsic motivation, and engagement. However, the benefits of autonomy and decision-making differ across cultures.
A NIH study found that infant cries activate specific brain regions related to movement and speech in mothers worldwide. Consistent behaviors across cultures suggest hard-wired reactions to infant cries.
Researchers found that supplementing cell cultures with nicotinamide riboside protects cells and prevents malignant transformation. The compound may be used in chemoprevention to prevent cancer development.
Researchers identified a link between lower levels of defective viral RNA molecules and increased flu severity. The findings suggest that these molecules could serve as a general marker for predicting disease severity in influenza A virus-infected patients.
Researchers found over 30,000 publications reporting on misidentified HeLa cells, leading to potentially invalid research data and reproduced results. The study aims to raise awareness about the problem and promote caution when interpreting results.
Scientists have developed a new strategy to reengineer patient immune system cells to fight HIV. The approach shows benefit in human cell cultures and mice, with T cells expressing the enhanced CAR protein being over 50 times more effective than those with the original CAR.
A new study compares celebrities from People magazine's World's Most Beautiful lists in 1990 and 2017, revealing increased representation of darker skin types and older age groups. The researchers found that traditional beauty standards are evolving as people become more exposed to diverse cultures and media influences.
Researchers discovered medieval artisans used an ancient method to coat silver threads with gold, revealing a technique that endured for centuries. The study employed lab techniques to characterize the chemistry of the threads and strips, showing the gold coating was applied using heat and hammering.
A second-grade handwashing experiment found a 90% reduction in bacteria on hands after washing or using sanitizer gel. This led to a significant decrease in illness-related absences among students.
Research shows that Neolithic farmers in southern Scandinavia contributed to the development of Indo-European vocabulary before their own language went extinct. Words like 'pea', 'shrimp' and 'turnip' entered Indo-European from local cultures, highlighting cultural exchange between 2,800-2,600 BC.
A Tel Aviv University study found that intrapartum fever, which occurs during labor, is associated with higher rates of operative vaginal deliveries and cesarean sections. Women with positive bacterial cultures had a increased risk of neonatal complications compared to those with negative cultures.
Researchers found that pigs fed a high-calorie diet supplemented with purple-fleshed potatoes had lower levels of inflammation-linked protein IL-6, compared to those on a standard diet. This study suggests that whole foods containing macronutrients and phytonutrients may be effective in preventing colon cancer.
A new article investigates how Brexit may give rise to distinct Euro-English varieties tailored to continental European cultures and needs. Dr. Marko Mondiano suggests the UK's exit could mark a new era for the English language.
Researchers analyzed color-naming data from 110 languages and found that warm colors like red, yellow, and orange are generally easier to communicate than cool colors like blue and green. The study suggests that differences in color categorization may reflect cultural differences in color usefulness.
Research finds that positive emotions are associated with healthier blood lipid profiles in Western adults but not in Japanese participants. The study's findings highlight the importance of cultural context in understanding links between emotion and health.
A study published in Infection Control & Hospital Epidemiology found that antimicrobial fabrics on nurses' scrubs do not prevent bacterial contamination. The researchers identified Staphylococcus aureus as the most commonly transmitted pathogen, emphasizing the need for improved cleaning protocols and hand hygiene practices.
Researchers have identified the enzymes responsible for psilocybin production in magic mushrooms, which could lead to its biotechnological production. The study reveals a previously unknown biosynthetic pathway and introduces a synthetic route that could transform psilocybin into a pharmaceutical ingredient.
A new meta-analysis finds that having friends who smoke doubles the risk of adolescents starting and continuing to smoke. The study also reveals that peer influence is stronger in collectivist cultures, where adolescents are 4.3 times more likely to pick up smoking if their peers smoke.
Researchers at Nemours Biomedical Research and University of Delaware have developed a patent-pending process to bridge the gap between 3D cell cultures and high throughput screening techniques. This allows for greater predictability of drug effectiveness and toxicity, leading to lower attrition rates in new medicine development.
A new review examines the evolution of animal experimentation ethics, providing strategies for teaching and alternatives like tissue cultures and computer modeling. Practical approaches are offered to improve ethical practices in animal research.
A study of age and crime statistics from Taiwan suggests that cultural factors, such as collectivist societies and parental supervision, may influence the age-crime relationship. The findings challenge the long-held assumption that biology drives teen criminal behavior, instead highlighting the importance of cultural influences.
Researchers found that people tend to believe others will come around to their point of view over time, leading to diminished likelihood of taking action. The study's findings shed light on causes and consequences of political polarization across cultures.
Scientists have obtained and analyzed genome sequences from ancient Minoans and Mycenaeans, shedding light on their origins and relationships. The research suggests that the Minoans and Mycenaeans share a significant amount of genetic heritage from the first farmers of the Aegean Sea.
Researchers identify major transitions in human cultural evolution using computational methods and large cross-cultural datasets. The study reveals the complex processes underlying our cultural histories, including changes from small kin-based groups to colossal nation states.
Researchers found that bonobos do not copy actions as children do, highlighting the unique nature of human imitation. The study suggests that over-imitation in young children may be a critical factor in explaining why human cultures differ from those of great apes.
Research suggests that global individualism is increasing, with socioeconomic development being a key driver. Studies examining 78 countries over 51 years reveal a significant shift towards greater individualism, prioritizing independence and uniqueness as cultural values.
Researchers have discovered that Pramel7 protein is responsible for maintaining embryonic stem cells' perfect pluripotency. This discovery holds promise for developing treatments for complex bone fractures.
Scientists have developed a bioorthogonal labeling approach to identify sialylated glycoproteins in prostate cancer tissue, which could serve as tumor markers. The method allows for direct assessment of tumor metabolism in its natural environment, providing insights into cancer biology.
Research highlights common factors and advantages between human-animal co-sleeping and adult-child co-sleeping. Co-sleeping has been practiced across cultures, but its benefits and drawbacks are often overlooked, according to Australian researchers.
A study found that people from different cultural backgrounds change their language when lying, with Black African and South Asian participants using more first-person pronouns to distance themselves from the lie. The results challenge Western stereotypes on linguistic cues to deception.
Advances in lab-on-a-chip technology allow for more accurate analysis and translation of research to the clinic. Organ-on-a-chip (OOAC) technology has great potential in helping screen drugs in a more cost-effective manner, reducing failures and costs.
A new study found that vaginal bacteria can alter the sexual transmission of Zika and herpes simplex virus-2. The presence of Lactobacillus bacteria was associated with reduced replication of herpes simplex virus-2, while some microbiomes lacking Lactobacillus allowed for increased replication of Zika virus.
A Georgia State University researcher has received a $7.7 million federal grant to develop three-dimensional human brain models called organoids for studying West Nile and Zika virus infections. The study aims to understand the differences between these two neurotropic viruses, which have distinct disease effects in humans.
The Moscow State University has opened a new cryobank to store biotechnological plant material, including rare species cell cultures. The facility aims to prevent cross-contamination by storing biological samples in nitrogen vapor, not liquid nitrogen.
Research by University of Arizona professor Jake Harwood and collaborators found that listening to music from other cultures improves intergroup attitudes. The study showed that individuals who listen to music produced by outgroup members experience a humanizing effect and reduce negative feelings towards those groups.
Researchers found that human pluripotent stem cells can acquire mutations in the TP53 gene, a tumor suppressor responsible for controlling cell growth and division, highlighting the need for genetic screening methods to exclude mutated cells from scientific experiments and clinical therapies.
Researchers at KU Leuven have successfully grown three-dimensional cultures of the endometrium in a laboratory dish, shedding light on the monthly menstrual cycle and its regulation by female hormones. The new technique enables the study of diseases such as endometrial atrophy and cancer, as well as drug discovery and screening.
Researchers at the University of Luxembourg have successfully grown brain-like cultures from human stem cells, mirroring the structure and function of the midbrain. This breakthrough allows for the study of Parkinson's disease mechanisms and potential treatments, as well as reducing animal testing in brain research.
Researchers found that certain white blood cells, known as BK virus-specific CD8 killer T lymphocytes, significantly increase in patients who can control the virus. These cells can be propagated in cell cultures and may contribute to developing vaccines and adoptive T-cell therapy.
Julie Fenton, a Penn State chemistry graduate student, has been selected to participate in the 67th Lindau Nobel Laureate Meeting. She will interact with over 30 Nobel Laureates from around the world, sharing knowledge and ideas during the 6-day meeting.
A Clemson University professor has been awarded a grant to investigate how chronic, low-level exposure to arsenic affects developing children and sensitive embryos. The research aims to pinpoint the specific developmental time frames most susceptible to arsenic's adverse effects.
Researchers at Broad Institute of MIT and Harvard discovered novel genetic mutations promoting antibiotic resistance in bacteria. These mutations enhance resistance to multiple classes of antibiotics, including non-ribosomal targets, while reducing growth rates.
A new study found that people unconsciously map sounds to shapes, influencing awareness before conscious recognition. The 'bouba-kiki' effect, observed across cultures and age groups, shows that soft-sounding words pair with round shapes and sharp-sounding words with angular shapes.
A study by UC Santa Barbara researchers suggests that humans accurately predict the qualities valued in their local population and generate pride based on those values. The 'advertisement-recalibration theory of pride' proposes that pride serves as a motivator to cultivate traits and behaviors that increase others' valuation.
Researchers found that the lake was six times larger and water levels were 60 meters higher than present during the early and middle Holocene period. The shifting monsoon likely altered the course of early human cultures in China, leading to changes in ecosystems and population dynamics.
A new study suggests that Baltic hunter-gatherers acquired knowledge of farming and ceramics by sharing cultures and ideas with outside communities, rather than genes. The research analyzed ancient DNA from archaeological remains in Latvia and Ukraine, revealing genetic continuity throughout the Neolithic period.
The San Diego Zoo's Frozen Zoo cell cultures contain genetic variation missing in surviving individuals of the critically endangered northern white rhinoceros. Genome-wide levels of genetic diversity and inbreeding in both southern and northern white rhinos were examined to aid future efforts toward genetic rescue and assisted reproduc...
Researchers find a positive correlation between belief in free will and happiness among Chinese teenagers, contrasting with previous Western studies. The study suggests that believing in free will may lead to increased perceived autonomy, self-control, and deliberate effort to achieve goals, ultimately contributing to happiness.
Researchers found that squalamine inhibits the early formation of toxic alpha-synuclein aggregates and suppresses their toxicity. The compound was tested in cell cultures, animal models, and human neuronal cells, showing promising results.
The project investigates Buddhist networks in Eastern Central Asia from the 6th-14th centuries, exploring transregional links between China, India, Tibet, and Central Asian regions. The team will analyze manuscripts and conduct field research to understand how Buddhism spread and evolved.
Preliminary research suggests that using a commercial brand of mouthwash can help kill off gonorrhea bacteria and control its spread. Daily rinsing with the product reduced viable gonorrhoea in the throat by 52% compared to saline solution.
Researchers found that managers across countries and cultures respond similarly to certain situations, challenging traditional views of cultural influences on management styles. The study's findings have implications for global management training and evaluation.
Research found that consumers in dominant collectivist cultures support local CSR initiatives more than those from foreign companies. In contrast, individualistic cultures like the US see no difference between domestic and foreign CSR efforts. Firms must adapt their marketing strategies for global expansion.
A study at McGill University found significant differences in how people from different cultures perceive and react to the same scents. Providing odour names reduced these cultural differences, suggesting that mental representations activated by sensory information are more diverse than those activated by knowledge of what the scent is.
RK-33 reduces prostate cancer cell proliferation and increases sensitivity to radiation, offering a promising combination treatment for prostate cancer. The experimental drug has been shown to be effective in both laboratory cultures and animal models.
Researchers at Uppsala University developed a new approach to study cancer cells' reactions to treatments, enabling the identification of promising drug combinations. 3D tumor models mimic real-world conditions, where cancer cells have limited access to nutrients and oxygen.
A Duke University study reveals that hospital rooms and patients can spread germs through contact with healthcare personnel. The research found that nurses' clothing and patient room surfaces were frequently contaminated with pathogens, highlighting the need for enhanced infection control measures.
Researchers have identified a rare neurological disorder caused by GPT2 gene mutations, replicating the disease in lab cultures and mouse models. The study reveals insights into brain development, neurotransmitter function, and metabolic pathways, providing new opportunities for diagnosis and treatment.