Researchers have discovered thousands of human artifacts in Texas that predates Clovis culture by 2,500 years, expanding evidence for earlier cultures in North America. The pre-Clovis toolkit includes biface and blade technology, which may have later been adapted by the Clovis culture.
Researchers at WashU Medicine successfully grew and manipulated human intestinal microbes, identifying new probiotics and exploring microbe transplants as a treatment for obesity and diseases. The study provides a pipeline for manipulating diverse microbial communities from people of different ages and cultures.
Researchers have discovered a promising new treatment for prion diseases, a group of untreatable brain disorders. The compound, derived from aminothiazoles, has shown to reduce abnormal prion protein in laboratory mice and cell cultures.
The UK's failure to address its alcohol problem could result in a significant increase in liver deaths, with the country facing a projected 77,000 excess deaths over 20 years if it doesn't adopt effective policies. The authors argue that increasing alcohol quality and limiting availability of cheap products can help reduce death rates.
A study by researchers from the Brain and Creativity Institute at USC found that White Americans respond faster to pictures of themselves than to pictures of their boss, while Chinese people in China respond fastest to pictures of their direct supervisor. This suggests cultural differences in responses to authority figures.
A study found that the standard third-trimester GBS test did not accurately predict its presence during labor, while a rapid test performed at labor showed excellent accuracy. The test's performance varied among racial groups, with Hispanic and African-American women more likely to have discordant results.
A study published in Journal of Hospital Medicine found no significant difference in bacterial and MRSA contamination between long- and short-sleeved physician workwear. After an eight-hour day, nearly 50% of bacteria present at the start were already present on the uniforms by three hours.
Turtle populations are affected by global warming, habitat destruction and hunting, threatening nearly half of all species. The Year of the Turtle campaign aims to raise awareness and promote conservation efforts.
A new study published in Personal Relationships finds that mate guarding is more common in societies with arranged marriages and high parental influence on mate choice, regardless of gender. In these cultures, men and women both engage in protective behavior to defend their relationships.
A Rice University researcher says the new logo could generate more brand loyalty among new customers in Asian markets, which tend to value collectivist and interdependent cultures. The study found that rounded logos are more acceptable in these cultures than angular ones.
Bacteria, specifically Enterobacter hormaechei, found in excised atherosclerotic plaque tissue of patient who suffered a heart attack. The data suggest that chronic infection may underlie the process of atherosclerosis.
Research reveals distinct exocytosis regulation mechanisms between living organisms and laboratory tissue cultures. The study used intravital microscopy to examine exocytosis in live mice, finding that secretory vesicles fuse with the plasma membrane one by one under beta-adrenergic receptor stimulation.
Researchers found that up to 53 out of 128 studied societies believe in the principle of multiple paternity. Women benefit from this system as secondary fathers provide gifts and support, increasing child survival rates. Men also gain by formalizing alliances through shared wives, strengthening family bonds.
A study by University of Wisconsin-Madison researchers found that expanding bioenergy crops in the Upper Midwest could decrease bird species by 7-65% due to monoculture farming. In contrast, perennial cultures of prairie plants and grasses could increase biodiversity by 25-100%.
Researcher Adeela Arshad-Ayaz argues that multicultural education has failed to promote cross-cultural understanding due to inadequate teacher training. She proposes an alternative approach integrating discussion of global politics and social class to create a more equitable society.
A survey of 61 EMS agencies found wide variation in perceptions of workplace safety culture, with air-medical agencies tending to score higher across all domains. The study provides benchmarking data for EMS agencies and a reliable tool to evaluate safety within their agencies.
Fungus-farming ants use multiple antibiotics produced by actinomycete bacteria to control unwanted fungi and bacteria in their cultures. This discovery has identified a new antibiotic with potential medical applications, highlighting the importance of studying insect agriculture.
Dr. Lisa Tatonetti's research reveals that Native American and Alaskan groups have a rich history of Two-Spirit traditions, with many nations having alternate genders and sexuality spaces. Her upcoming book will be the first literary exploration into recorded Two-Spirit literature.
A psychologist emphasizes that women's suicidal behavior patterns are culturally scripted, with women adopting self-destructive behaviors expected within their cultures. The cultural variability in suicidal behavior calls for 'culturally situated suicidality research and prevention,' according to Silvia S. Canetto.
A new article highlights the importance of considering cultural differences in the workplace. Research shows that people from different cultures have varying expectations about teamwork, leadership, and family involvement. By acknowledging these differences, employers can create more effective teams and improve collaboration.
A recent study found that East Asian cultures process information differently than Western cultures, with differences in attention, categorization, and reasoning. Aging has a greater impact on cognitive processes than culture.
A study published in Personality and Social Psychology Bulletin found that students who lived abroad showed more evidence of creativity than those who didn't. Multicultural learning is believed to be a critical component of the adaptation process, acting as a creativity catalyst.
A study of banded mongooses in Uganda found that these animals pass on traditions from one generation to the next, a practice previously thought to be reserved for humans and intelligent animals. This discovery has significant implications for understanding how complex cultures can develop.
Scientists discovered a fungus that produces oils suitable for biodiesel production, providing an alternative to edible oilseed plants. The fungus-based biodiesel meets commercial specifications and can be scaled for commercial production.
Researchers discovered a chain of molecular events that increase skin cancer risk, enabling doctors to assess genetic risk and develop new sunscreens. The study may lead to genetically tested sunscreens and personalized medicine for individuals carrying MC1R gene changes.
A new study reveals that copycat behavior in children is a universal human activity, where they mimic everything an adult shows them, even if it's irrelevant. This finding sheds light on how humans develop and transmit culture.
A study found that sulforaphane from broccoli limits breast cancer stem cells in mice and cell cultures, preventing tumor growth. Researchers believe eliminating these cells is key to controlling cancer, suggesting a potential new treatment approach.
A study published in the Journal of Leukocyte Biology found that manipulating intestinal microbiota with probiotics and prebiotics could improve celiac disease quality of life. The research also discovered that different types of gut bacteria influence inflammation to varying degrees.
A new study has discovered that the 'vegetable lamb' plant contains substances with promise as treatments for osteoporosis. The plant's compounds blocked the formation of bone-destroying osteoclasts in up to 97% of laboratory cultures without harming other cells.
Research from Queen's University Belfast reveals that Ireland's ethnic minorities want more autonomy to express their cultures in future events. The study highlights the differences in experiences between those born in Ireland and new ethnic minority communities.
Researchers have developed a new method for growing 3-D cell cultures using magnetic levitation, which more closely resembles the body's natural tissue structure. The technique has shown promising results in preclinical drug tests and may revolutionize cancer research.
A new 3-D cell culture technique using magnetic forces has been developed, allowing for the growth of cells in 3-D. This method promises to provide more accurate preclinical drug tests and better cancer research outcomes by mimicking the body's natural tissue structures.
Researchers at the University of Florida have found that papaya extract thwarts the growth of cancer cells in lab tests, boosting the production of key signaling molecules and suggesting possible therapeutic strategies. The extract did not show toxic effects on normal cells, consistent with reports from indigenous populations.
Researchers discovered endothelial cells can grow copious amounts of adult stem cells and their progeny over weeks, revolutionizing organ regeneration and cancer cell growth inhibition. This vascular-cell model could manufacture unlimited blood-related stem cells for transplantation.
The study found that basic emotions are shared by all humans, with laughter being a universally recognisable sound. The researchers used a short story with different emotional sounds to test participants from Britain and Namibia.
A new study from the University of Chicago Press Journals questions the notion that choice is key to well-being. Research suggests that personal freedom and autonomy may not be universally valued or beneficial across cultures. Instead, the emphasis on choice can lead to a numbing uncertainty, depression, and selfishness.
A two-part special issue published in the journal Homeopathy explores experiments on homeopathic treatments using biological models, including whole animals and plants, cell cultures, and enzymes. The study found that seven different biological models of high dilution response yielded consistently positive results.
Researchers at Purdue University emphasize the importance of understanding local human cultures in conserving African wildlife. Their study highlights how selective logging can help sustain local antelope populations, reducing hunting pressure on protected species.
A new study published in Current Biology reveals that children from different cultures articulate spatial relations differently, with German kids using egocentric terms and Akhoe Hai||om kids using allocentric notions. This finding highlights the diversity of human cognition across cultures.
A study reveals cultural variations in spatial relationships, with nomadic hunter-gatherers remembering body movements differently than Westerners. German children followed a consistent pattern, while Hai||om children adapted their movements based on direction.
A team of scientists has discovered how bacteria defend themselves from viruses and other invaders, unlocking opportunities for targeted antibiotics, gene function studies, and stable bacterial cultures. The CRISPR-Cas system, a dynamic duo of RNA and proteins, recognizes and neutralizes invader RNAs.
Researchers discovered that high-dose laser therapy stimulates melanoma tumor growth and histological alterations in mouse models. This finding underscores the need for caution when using laser therapy for skin cancer treatment.
Researchers have discovered a potential new function for anti-epileptic drugs in treating neurodegenerative disorders like Alzheimer's and Parkinson's disease. The study found that neurons were protected after treatment with T-type calcium-channel blockers, suggesting the possibility of developing new treatments for neuronal injury.
Researchers at Yale University developed a non-invasive test to assess embryo viability for IVF, based on metabolomic profiling of spent embryo cultures. The study found that this approach affected pregnancy outcomes in women treated in Europe and Australia.
Researchers will catalog digitized images and artifacts, building tools for online searches of ancient Cyprian artifacts. The project aims to preserve artistic and cultural heritage in Cyprus, with potential benefits for other ancient cultures.
Recent discoveries in Chinese archaeology are forcing scientists to reconsider the origins of ancient Chinese civilization, highlighting a more complex and diverse history. The findings also raise questions about the impact of looting and development on China's cultural heritage.
Researchers at UCF have developed a method to optically steer cells using low-intensity polarized light, guiding them towards desired locations. This technology has the potential to improve stem cell therapies for wound healing and cancer treatment.
Researchers found that STAT3 inhibits the growth and self-renewal of glioblastoma stem cells, suggesting a promising target for cancer therapy. The study demonstrates the potential of STAT3 inhibitors to stop tumor formation and offers a new approach to treating this devastating brain cancer.
Researchers developed a 'Multiplex cell Contamination Test' to identify 37 different cell contaminations in a single run, detecting viruses and mycoplasmas with high sensitivity and specificity. The test has been tested in over 700 samples and found frequent contamination rates in some laboratories.
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.
A new study from the Children's Hospital of Philadelphia has found that eliminating a specific cell receptor, CAR, prevents infection by a common virus that causes serious diseases in humans. The researchers used genetically engineered mice to demonstrate the critical role of CAR in coxsackievirus infections.
Researchers found that carnosine reduced cloudiness in lens tissue cultures by 50-60% and restored clarity to cloudy lenses. Carnosine's potential as a preventive and therapeutic agent for cataracts is demonstrated.
Researchers have developed a method to advance undeveloped human eggs to near maturity in laboratory cultures, paving the way for women with cancer to preserve their fertility after treatment. The technique focuses on the follicle and avoids concerns related to freezing ovarian tissue.
Young API gays and lesbians face rejection from families and stigmatization by the larger Asian community due to ancestral cultures and Western values. Researchers developed a new model of identity formation that explores ethnic and gender differences in four stages.
A new study by the University of North Carolina at Chapel Hill found that Latino adolescents who maintain strong ties to their native cultures perform better academically and adjust more easily socially. Parents who develop a strong bicultural perspective also have teen children who are less likely to face social problems.
Researchers have found that CSA-13, a synthetic compound, can kill vaccinia virus in cell cultures and mice, while also stimulating the innate immune system. The study showed that CSA-13 reduced skin lesions caused by vaccinia virus in infected mice.
Researchers at Vanderbilt University Medical Center have cracked the mystery of a failed TB vaccine by modifying it to reduce antioxidant production, leading to stronger immune responses in mice. The modified BCG vaccine could offer improved protection against pulmonary TB and serve as a platform for other vaccines.
Researchers found that patients with chronic hepatitis C who have achieved a sustained viral response often still carry miniscule amounts of the virus in their bodies. These trace remainders are thought to be infectious, posing a risk to others.
Researchers at University of Texas M. D. Anderson Cancer Center found that overexpressing PEA-15 in breast cancer grafts in mice resulted in nearly undetectable tumor levels after 35 days. This suggests PEA-15 as a new, important target for therapy.
Researchers found that feeling good encourages individuals to explore values inconsistent with their cultural norms, while feeling bad reinforces traditional stereotypes. This suggests that emotions play a significant role in shaping our cultural identities.