Researchers at Saint Louis University are developing a potential exercise pill for diabetes and obesity by targeting nuclear receptors. The study aims to optimize two drug compounds, REV-ERB and ERR, which have shown promising results in improving muscle metabolism and reducing the risk of chronic diseases.
Scientists have discovered a 430 million-year-old crustacean fossil, named Cascolus ravitis, in recognition of Sir David Attenborough's contributions to natural history. The exceptionally well-preserved fossil reveals details about the animal's body plan, limbs, and respiratory-circulatory physiology.
The new iFR tool has been shown to be equivalent to the current preferred tool FFR in terms of major adverse events and patient outcomes. It also resulted in markedly less patient discomfort and reduced procedure-related adverse events compared to FFR.
A novel technology platform has been developed to monitor organs-on-chips, enabling long-term studies that closely model human physiology and responses. The platform integrates multiple sensors to track temperature, oxygen levels, and pH values, allowing for more accurate and efficient data collection.
Researchers at UC San Francisco have cracked the mystery of electrosensation in skates, revealing new insights into how these animals detect prey. The study found that specific ion channels play a crucial role in this process, and that there are similarities between the skate's electrosensory system and the mammalian auditory system.
Researchers from Michigan Technological University found that fruit flies' resistance to mushroom toxins corresponds to the mammalian target of rapamycin (mTOR) pathway, regulating cell physiology and metabolism in humans. This discovery opens up new avenues for studying diseases like cancer, obesity, type 2 diabetes, depression, and n...
Researchers found that dietary prebiotics improved non-REM sleep and REM sleep after stressful events in male rats. The prebiotic diet also maintained a healthy gut microbiota and normal body temperature fluctuations even after stress exposure.
Research suggests that physical activity can have improved effects on muscle and blood vessel function in women in early postmenopause. The study found that high-intensity cycling training improved physiological parameters in this age group, providing a potential benefit against negative estrogen loss and aging effects.
A study published in Experimental Physiology found that body size, not sex, determines how people lose heat during exercise in warm conditions. The research involved 36 men and 24 women who underwent light and moderate exercise trials at controlled temperatures.
Research from QUT found that consuming carbohydrates during or immediately after intense exercise helps minimise exercise-induced immune disturbances and aids the body's recovery. The study suggests that stable blood sugar levels reduce the body's stress response, moderating undesirable mobilisation of immune cells.
Research published in Experimental Physiology suggests that unsaturated fatty acids can reverse some of the effects of obesity on the immune system. Obesity was found to cause changes similar to those observed with aging, but supplementing the diet with unsaturated fatty acids reversed these effects.
IFT20 protein plays a crucial role in the formation of invadopodia, structures that enable tumor cells to break through barriers and infiltrate surrounding tissues. The discovery sheds light on the molecular mechanism underlying cancer cell invasion.
In patients with diabetes, an immune system receptor called Toll-like receptor 4 is activated by dying cells and bacteria, leading to inflammation and bladder dysfunction. Preventing this activation enables the bladder wall to remain strong and elastic.
A study published in Frontiers in Physiology found that people living at higher altitudes (457-2297 meters) had a lower risk of developing Metabolic Syndrome, which contributes to heart disease and diabetes. The research suggests that high-altitude living may help improve heart and lung function, insulin sensitivity, and weight loss.
A new study published in Experimental Physiology found that sprint interval training is a powerful stimulus to elicit cellular remodelling in both men and women. The research, conducted at McMaster University, showed that changes in gene expression over a short time-scale are similar between the sexes.
A new organ culture system developed by Tufts University researchers enables tests of BPA's direct effects on developing fetal mouse mammary tissue. BPA significantly increased tissue growth at environmentally relevant doses, while higher levels inhibited growth.
UT Southwestern researchers found that constant intracranial pressure in zero-gravity conditions causes vision problems in astronauts. Using a vacuum device to lower pressure for part of each day may prevent the issue, according to the study published in the Journal of Physiology.
A new study published in Applied Physiology, Nutrition, and Metabolism found that commercial weight loss programs including both diet and exercise resulted in greater improvements in metabolic syndrome. The research suggests that a synergistic approach to diet and exercise is essential for both weight loss and improved health outcomes.
Scientists have successfully cultivated a new species of malaria mosquito in the laboratory, allowing for more accurate investigation of their physiology and ability to transfer the disease. The study also found that the species has an expanded habitat range across Eurasia, with populations declining in some areas due to climate change.
New research from the University of Exeter and University of Zaragoza found that gut microorganisms regulate serotonin levels through a protein called TLR2. This discovery may shed light on inflammatory bowel disease and other neurological conditions.
Scientists used worms to decipher how bacterial signals from the microbiome influence the host, shedding light on diseases such as type 2 diabetes and obesity. The study found that specific bacterial genes modify worm physiology, serving as a model to study the gut microbiome in mammals.
A study published in Physiology & Behavior found that desirable taste determines food choice but not consumption volume. Researchers fed mice tasty human foods and discovered they didn't gain excess weight despite strong preference for these diets.
The University of California, Davis, is part of a six-year, $170 million NIH project exploring the molecular changes caused by physical activity and their impact on health. Researchers will use rat models to study exercise physiology and analyze tissue samples from humans and animals.
Research in mice reveals that gut microbe movements can influence a host animal's circadian rhythms by exposing different microbes and their metabolites as the day goes by. The study shows profound effects on host physiology, including changes in liver function and gene expression.
Researchers at Texas Tech Health Sciences Center have identified serotonin type 3A receptors as a key molecular target for antidepressants, including bupropion. This breakthrough finding has the potential to bring new hope to millions of people suffering from depression.
Researchers at Lund University found that common swifts spend 10 months in the air, migrating and hibernating without landing. The birds' physiology is still not fully understood, but the discovery provides new insights into animal behavior.
A study by Children's Hospital Los Angeles reveals Rac1 is crucial for proper lung development. The protein regulates the Wnt signaling pathway, essential for lung branching morphogenesis. Inhibition of Rac1 disrupts lung formation and leads to cell death in mouse lungs.
Researchers at Albert Einstein College of Medicine have developed a novel immunotherapy strategy that targets specific types of cancer while minimizing side effects. They aim to create new and more effective immunotherapies by modulating T cells with a fusion protein.
A new University of Toronto study reveals widespread differences in protein biochemistry between healthy and diseased hearts, shedding light on the molecular causes behind dilated cardiomyopathy. The researchers mapped changes in protein signalling pathways, uncovering hundreds of signalling pathways that go off course in DCM hearts.
A recent study published in Frontiers in Physiology found that taking nitrate supplements alongside Sprint Interval Training can improve athletic performance in low-oxygen conditions. After just five weeks, the muscle fiber composition changed with enhanced nitrate intake during training in these conditions.
A recent review published in Frontiers in Physiology challenges long-held views that abstinence from sexual activity can improve athletic performance. Research suggests that sex before competition may have a beneficial effect on marathon runners' performance and does not negatively impact performance.
The University of Pennsylvania has been awarded a $24 million grant to establish a Science and Technology Center focused on engineering mechanobiology. This research will provide insights into embryonic development, stem-cell differentiation, cancer metastasis, and other clinically relevant topics.
Researchers have identified a drug target that shows promise in improving social interaction in individuals with some forms of autism spectrum disorder. The breakthrough comes from a study using a new mouse model that reveals the molecular underpinnings of ASD-related behavior and brain physiology.
A research team has discovered that male animals trigger female reproduction through their chemical signals, which also hasten females' aging process. The study found two distinct signals produced by males that affect female physiology, with one causing earlier puberty and the other slowing down aging.
A study published in the Journal of Physiology found that fish oil pills can prevent and counter the negative effects of a high-fat diet. Mice fed fish oil had lower body fat and improved insulin resistance compared to those on a high-fat diet.
Erika Eggers is studying retinal cell signaling's role in light adaptation and diabetic retinopathy, which may lead to the development of cell-based models for drug treatments. Researchers have found that neural activity in the retina changes before diabetic retinopathy sets in.
The sequencing of the tobacco hornworm moth's genome has opened new avenues for research, including understanding insect physiology, biochemistry, and molecular biology. The study identified over 600 genes involved in defense against pathogens, highlighting the potential for genetic insights into this important agricultural pest.
The sequencing of the tobacco hornworm's genome marks a major milestone in understanding insect biology. The genome provides valuable insights into the insect's physiology, biochemistry, and molecular biology, with potential applications in developing new methods for insect pest management.
The team's genome sequence will stimulate new research in molecular studies of insects and may lead to improved pest management methods. The sequenced genome provides insights into the tobacco hornworm's physiology, particularly its unique ability to evade insecticides.
A study published in Neurology tracks neural changes in patients with Parkinson's disease and two similar conditions over time. Researchers found decreased activity in specific brain regions, which could provide a new tool for testing experimental medications.
Research from the University of Missouri found that zones with specific games can increase physical activity during recess, leading to improved health and academic performance. The study used accelerometers to track participants' physical activity, showing a significant increase in zoned playground participants.
The Human SRMAtlas provides highly specific mass spectrometry assays for targeted identification and reproducible quantification of any human protein. This resource enables the measurement of 99.7% of the annotated human proteins, revolutionizing systems-level understanding of physiology and disease.
A new York University study suggests that fat cells can promote breast cancer growth in obese individuals but prevent it in lean people. Exercise has been shown to counteract the life-threatening effects of obesity and even completely prevent breast cancer growth.
A new study shows that the planktonic organism Oikopleura dioica has lost most of its genes related to retinoic acid metabolism, a vital molecule for vertebrate physiology and embryonic development. This finding challenges the idea that evolution always requires more complexity or number of genes in living beings.
Research from UC Davis Health System found that premenstrual mood changes, abdominal cramps, and breast pain are linked to inflammation, while headache is not. The study suggests that hormonal factors play a role in the onset of symptoms and may require tailored treatments.
Researchers found that fruit flies adjust their gene expression and metabolism to cope with cold temperatures, with nearly a third of genes altered and half of metabolites changing expression. This adaptation is crucial for insect survival during winter months.
A study published in The Journal of General Physiology found that two specific mutations in the Cx26 protein cause distinct symptoms in KID Syndrome patients. Hemichannels containing the N14Y mutation showed lower ion conductance, while those with the N14K mutation were more stable and allowed robust ion conductance.
Researchers found that SIRT3's level of mRNA decreases, but its location remains the same after endurance exercise and fasting. This suggests that the activity of this enzyme may not be directly regulated by changes in its abundance within mitochondria in human skeletal muscle cells.
Recent advances in genomics, physiology, and genetic manipulation enable the bioengineering of new strains of algae. Eukaryotic microalgae are being utilized to produce environmentally friendly, renewable biomaterials and biofuels.
Research reveals three common burrow features: a horizontal platform for monitoring and warming up, spiral bends to deter predators, and an enlarged terminal chamber for refuge and feeding. Burrow architecture may change in response to soil composition, hardness, and moisture.
A study developed a template to determine an animal's ability to cope with climate change droughts, considering physiology and environment. The Adaptive Triquetra model assesses species' resilience to increasing aridity by evaluating traits such as temperature tolerance and food availability.
Researchers at UT Southwestern Medical Center identified a previously unrecognized enzyme, MLCK4, that could optimize contraction and prevent heart failure. The study provides the first three-dimensional structure for any member of the MLCK family and sheds light on the optimal phosphorylation level for normal heart function.
Researchers created a sediment Microbial Fuel Cell (sMFC) system that can remotely investigate the physiology and ecology of electrically active microbes in submerged field sites. The device's cathode depth affected microbial community composition and energy recovery from sediments.
A study published in Frontiers in Physiology found that accentuated eccentric loading training can lead to greater strength gains compared to traditional isoinertial loads. After five weeks, experienced strength-trainers showed improvements in force production, work capacity, and muscle activation.
A recent study published in The Journal of Physiology found that stress during pregnancy and being born with low birth weight can lead to long-term health issues in mothers. The research, led by Jean Ni Cheong from the University of Melbourne, explored the effects of these factors on maternal health after pregnancy.
A review of physical employment standards aims to improve age- and sex-neutrality and address nutritional health, hydration, protective clothing, and load carriage. The special issue consolidates international perspectives on best practices in employment standards.
Researchers at UMass Medical School have developed a computational network model called iCEL1273, which enables the analysis of nutrient interactions in C. elegans. The study provides new insights into how different macro- and micronutrients contribute to energy generation and biomass production.
Plants utilize microfluidics and optics to control movement, photosynthesis, and water transport, highlighting the intersection of light and fluid in plant physiology. Researchers explore how plants optimize energy conversion, conserving water through stomata control.
Researchers found resveratrol supplements can help counteract the negative effects of a high fat/high sugar diet on hind leg muscles. The study, published in Frontiers in Physiology, showed that resveratrol supplementation helped maintain muscle function and fatigue resistance.
A study of elite Paralympic athletes with cerebral palsy found that exercise improves bone mineral density, but reduces muscle mass on the affected side. The research suggests that high levels of exercise from a young age may be beneficial to individuals with CP.