A new study reveals that mosquitoes use a specific receptor in their ears to modulate their hearing, which is crucial for reproduction and mating. This discovery could lead to the development of novel insecticides or mating disruptors to control mosquito populations and reduce human disease.
Researchers have engineered bacteria that can detect tumor DNA in a live organism, using CRISPR technology. The bacteria, Acinetobacter baylyi, were designed to respond to specific DNA sequences associated with cancer, allowing for early detection and potentially preventing disease progression.
Researchers propose a novel theory of aging that suggests cell competition is a key factor in the process. The selective destruction theory (SDT) proposes a mechanism of aging that is independent of accumulating damage and consistent with epigenetic rejuvenation.
A new study found consistent increases in premature cardiovascular disease (CVD) death and disability due to particulate matter air pollution globally. The analysis, published in the Journal of the American Heart Association, revealed a 8.1% rise in age-standardized CVD deaths attributed to outdoor PM pollution between 1990 and 2019.
Yale researchers have created a functional humanized liver in living mice, enabling scientists to study human-specific mechanisms for regulating cholesterol levels and treating chronic liver diseases. The discovery uses progenitor stem cells and mature cells from a human liver to mimic the cellular functions of a healthy human liver.
The study found that walking at least 3967 steps a day reduces the risk of dying from any cause, while 2337 steps a day reduces the risk of dying from cardiovascular disease. The researchers also found that every 500-1000 extra steps increase health benefits and reduce mortality risk by up to 15%.
The first locally acquired malaria cases in the US in 20 years have been reported, highlighting the need for clinicians to be vigilant about the disease's symptoms. Malaria thrives in warmer climates and can cause serious illness and death if not treated, emphasizing the importance of rapid diagnosis and treatment.
A recent study of Massachusetts schools found low secondary attack rates for SARS-CoV-2 among school-based contacts. The study highlights the importance of ongoing surveillance efforts to maintain optimal disease prevention strategies.
The Access to Advanced Health Institute has received an $18 million award from the NIH to develop a temperature-stable, single-dose chikungunya RNA vaccine candidate. The vaccine uses innovative RNA platform technology to protect against the virus, which causes debilitating joint and muscle pain in endemic areas.
Researchers at the University of Gothenburg have developed a new strategy for producing oxygen-tolerant probiotics, including Faecalibacterium prausnitzii, which can improve glucose control. The combination of bacteria increased biomass and butyrate production, making it safe for human consumption.
Researchers at A*STAR and NUS Medicine developed a CRISPR-Cas13 therapeutic that directly targets and eliminates EV-A71 RNA viruses in laboratory models. The treatment shows potent reduction of viral burden, clearing infection and preventing organ damage and mortality.
Researchers will survey residents of two Louisville neighborhoods to identify features that promote health and well-being. The project aims to create a 'universal basic neighborhood' that has all necessary community assets to help residents thrive.
Researchers at UMass Amherst have discovered a potential new medical therapy for Lyme disease using lactate dehydrogenase inhibitors typically used to combat cancer. The study found that these inhibitors substantially impacted Borrelia burgdorferi growth, making them promising candidates against Lyme infections.
A world-first study from the University of South Australia exposes the real weight gains of everyday Australians, finding that weight fluctuates throughout the year. The study highlights the importance of targeting temporal hot spots to curb unhealthy weight fluctuations and prevent unwanted weight gain.
Researchers at the University of Virginia Health System discovered that improper calcium signaling in mitochondria accelerates chronic inflammation, leading to age-related conditions. Increasing calcium uptake in macrophages may help prevent harmful inflammation and its effects on the brain.
A University of Ottawa study reveals that a diverse brain's ecosystem is key to maintaining normal function while responding to changes. This concept is inspired by Charles Darwin's idea that biodiversity is crucial for survival, suggesting cell-to-cell diversity helps prevent failures in brain circuits.
Scientists have teamed up to improve drug delivery by designing more effective lipid nanoparticles. Their latest study documents how high-throughput workflows can produce and characterize LNPs at record speed, with neatly ordered structures leading to better silencing of faulty genes in human neurons.
A new study published in the American Journal of Preventive Medicine finds that home blood pressure monitoring can reduce cardiovascular events by 4.9% and stroke cases by 3.8% over 20 years, leading to cost savings and improved health outcomes for underserved populations.
SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateJul 13, 2023
Scientists have developed a new genetic technology called Ifegenia that suppresses populations of Anopheles gambiae mosquitoes, which primarily spread malaria in Africa. The system targets females, which are the primary disease carriers, and kills them, halting parasite transmission.
A new study found consistently high TB case rates among incarcerated people, but low detection rates. Nearly half of TB cases were not detected, highlighting the need for increased efforts to reduce TB spread in prisons.
Researchers found that restricting methionine intake via a low-methionine diet or oral administration of recombinant methioninase-producing E. coli reversed old-age-induced obesity in mice, leading to significant weight loss after just 14 days.
Researchers found that an iron-rich diet can prevent deadly symptoms in mice during active infection, while a functional adaptive immune system is required for immunity against future infections. The study paves the way for the development of new vaccines that could promote immunity for those with diarrheal diseases.
Researchers created a detailed snapshot of the structure of human cilia using advanced microscopy and artificial intelligence techniques. The study found that key elements of the axoneme structure are missing in people with primary ciliary dyskinesia, leading to defective cilia and breathing difficulties.
A machine-learning study has found that individual characteristics, including age and weight, determine which drug combinations most effectively reduce COVID-19 recurrence rates. The study used real-world data from a hospital in China and identified unique treatment combinations for different demographic groups.
A study of 17,000 people across eight African countries found a decline in vaccine confidence, particularly for COVID-19 vaccines. The drop in routine childhood vaccinations has led to six million fewer children receiving life-saving shots, putting decades of progress at risk.
Researchers used mouse genetics to determine if brain or spinal cord causes dystonia, finding that spinal cord is responsible. Spinal cord dysfunction leads to signs of dystonia similar to those seen in humans, providing a new target for treatment.
Researchers discovered that air pollution particles trigger autophagy, a cellular defense process, which has an upper threshold and may reduce its effectiveness against other threats. This finding provides new insights into the link between air pollution and lung disease.
Researchers at the University of Minnesota have developed a new diagnostic technique called Nano-QuIC, which significantly improves protein-misfolding detection methods. The method reduces detection times from 14 hours to just four hours and increases sensitivity by a factor of ten.
Researchers at CU Anschutz Medical Campus used metabolomics to study elite cyclists' metabolism during training and racing. The study identified healthy metabolomic signatures that can help detect dysregulations of key areas ahead of time, potentially leading to personalized exercise-as-medicine approaches for preventing chronic diseases.
The International Osteoporosis Foundation (IOF) has awarded five young investigators grants for their research on nutritional factors and musculoskeletal health. The winners' projects focus on various aspects of diet, exercise, and bone health, with potential to lead to clinical advances or preventative strategies.
Researchers identified three novel dual-purpose therapeutic targets using PandaOmics, which could treat both aging and glioblastoma multiforme. The target hypotheses include cyclic nucleotide gated channel subunit alpha 3 (CNGA3), glutamate dehydrogenase 1 (GLUD1) and sirtuin 1 (SIRT1).
A new PANDA-project aims to develop and test an ear-EEG device that can screen patients for Alzheimer's and Parkinson's diseases. The technology measures brain electrical activity and sleep patterns, with the goal of identifying early signs of the diseases and enabling earlier diagnosis.
Researchers found that higher selenium levels were associated with lower blood pressure and HDL concentration in middle-aged women. The study suggests that selenium may moderate the effect of genetic variants on MetS components, such as waist circumference.
Research reveals that cold activates cellular cleansing mechanisms that break down protein clumps, preventing age-related diseases like Alzheimer's and Parkinson's. By modulating proteasome activity, scientists have found a potential therapeutic target for aging and related neurodegenerative disorders.
A new study published in Vector-borne and Zoonotic Diseases demonstrates that the serum of white-tailed deer blood is lethal to the Lyme disease bacterium, Borrelia burgdorferi. The researchers hope this discovery may lead to new strategies for preventing and treating Lyme disease.
A new study found that Hispanic, Black, and low-socioeconomic status smokers are less likely to use e-cigarettes as a quit-smoking tool and more likely to believe e-cigarettes pose greater harm than cigarettes. This perception may prevent e-cigarette uptake among these populations, exacerbating racial and health disparities in smoking.
A study found that increased availability of fruit and vegetables results in lower levels of raised blood pressure nationwide. Many countries, particularly low-income nations, face limited access to fruits and vegetables, increasing the risk of higher blood pressure.
A new study confirms that California's tobacco control program significantly reduces smoking rates and lowers health care expenses. Over three decades, the program resulted in a 10% reduction in smoking prevalence and saved Californians $51.4 billion they would have otherwise spent on cigarettes.
A meta-analysis of 34 studies found a significant association between autism spectrum disorder (ASD) and increased risks of developing diabetes, dyslipidemia, and heart disease. Children with ASD were more likely to develop these metabolic complications, prompting clinicians to monitor them closely.
A new study led by OHSU researchers reveals that gene editing technology in human embryos can lead to unintended changes in the genome and may not accurately reflect gene edits. The study highlights the need for caution when using genetically edited embryos to establish pregnancies.
A team of BU School of Public Health researchers will study the cumulative impacts of chemical hazards and climate change on 21 communities surrounding the Mystic River Watershed. They aim to identify solutions that protect vulnerable populations from both chemical and climate stressors.
Researchers found that 11 minutes of moderate-intensity physical activity per day, equivalent to a brisk walk, lowers the risk of diseases like heart disease and stroke. This amounts to a 23% lower risk of early death, with benefits also seen in reduced cardiovascular disease and cancer risks.
A new paper from a team including experts from the University of Huddersfield focuses on the role podiatrists have in preventing the progression of venous diseases, such as varicose veins and varicose eczema. The study highlights an opportunity for podiatry to contribute more overtly towards prevention, which is crucial in the current ...
Researchers analyzed data on European travellers arriving from Africa between 2015 and 2019, finding malaria as the most common arthropod-borne disease. The study highlights the importance of using travellers' health data to complement local surveillance systems in Africa.
A European-wide recall of Kinder Chocolate products, including eggs, prevented thousands of extra cases of Salmonella Typhimurium. The recall, triggered by intensive collaboration between public health experts, food safety agencies, and regular surveillance, saved lives and reduced the risk of devastating global outbreak.
The University of Kansas has established the International Center for Avian Influenza Pandemic Prediction and Prevention (ICAIP3) with $1 million in NSF funding. The center aims to predict and prevent future avian influenza pandemics by monitoring viral strains and identifying potential outbreak areas.
Researchers have designed new mosquito repellents that surpass DEET's effectiveness while minimizing its drawbacks. The compounds provide human volunteers with over 95% protection from bites for at least eight hours, making them a promising alternative to traditional repellents.
A new study suggests that reformulating packaged foods in Australia to contain less sodium could save up to 1,700 lives per year. Implementing the World Health Organization's sodium targets may also reduce rates of cardiovascular disease and stomach cancer.
Mount Sinai researchers discovered that age-related macular degeneration (AMD) may be caused by two distinct types of deposits in the retina: drusen and subretinal drusenoid deposits (SDDs). Early intervention with vitamin supplements can slow down drusen formation, while SDDs pose a greater threat to advanced AMD.
A recent study found that medical professionals in Illinois were relatively knowledgeable about diagnosis and treatment of Lyme disease, but lacked information on other tick-borne diseases. The researchers are now designing a continuing education course to educate practitioners on current ranges of ticks and risk of disease.
Adults with higher serum sodium levels were more likely to develop chronic conditions, show signs of advanced biological aging, and die at a younger age. Optimal hydration may be associated with slower aging and reduced risk of chronic diseases.
Researchers at Karolinska Institutet have identified the most common bacteria found in severe oral infections, shedding new light on the association between oral health and systemic diseases. The study found that certain bacterial infections can spread to other parts of the body, highlighting the importance of understanding the role of...
Researchers at the University of Ottawa have discovered that patients with electrolyte abnormalities are twice as likely to be diagnosed with an eating disorder. This study analyzed Ontario health data between 2008 and 2020, identifying a potential preventative treatment for approximately 1 million Canadians.
The November issue of CHEST journal features new guidelines for perioperative management, studies on COVID-19 treatment and COPD treatment, as well as research on sleep apnea and long COVID. These findings have significant implications for patient care and healthcare resource use.
A Rutgers study of 86,964 adults with obesity and NAFLD found that bariatric surgery reduced the risk of major cardiovascular events by 49% compared to nonsurgical care. This is significant because heart disease is a leading cause of death in the US, and NAFLD can lead to liver damage and inflammation.
A new controlled-release device has been tested at UMass Amherst for its effectiveness in preventing tick bites. The device uses synthetic pyrethroids to create a spatial repellent that alters the behavior of ticks, making them less likely to climb and more likely to detach or fall off. The results show promising promise in reducing th...
Researchers from University of South Australia found that porous silica can prevent fats and carbohydrates from being adsorbed in the body. Engineered particles of purified sand are designed to soak up digestive enzymes, fats, and sugars within the gastrointestinal tract.
A WVU biomedical engineer is working on a rapid diagnostic tool that can detect tick-borne infections such as Lyme disease via a blood sample on a single chip. The tool uses dielectrophoresis and machine-learning to detect diseases within one to two weeks after onset, reducing the risk of hospitalization and chronic conditions.
Researchers developed a highly effective and safe Zika vaccine technology that prevents systemic infection in pregnant mice and stimulates an immunogenic reaction. The vaccine was tested in various mouse models, proving safe and protective against the virus.
A cohort study of nearly 200,000 people found that intentional weight loss reduces the risk of type 2 diabetes for those who are overweight or obese. However, for lean individuals, weight loss attempts are associated with longer-term weight gain and higher risks of type 2 diabetes.