The Burmese python's body and organs grow dramatically after it eats and then shrink after the meal is digested. This study is the first to link the extreme body changes directly to changes in gene expression and show how quickly gene expression shifts after the snake eats.
Leadership of the APS and the Cuban Society of Physiological Science met in Havana to sign an agreement for the exchange of scientific information and resources between the two organizations. This partnership fits as part of APS’s goal of sharing breaking physiological research and will also facilitate more global interactions among Cuban, American and other international physiologists.
New study finds that omega-3 fatty acids found in fish oil can slow or reverse nerve damage from diabetes
A cross-institutional team of researchers have identified a signaling substance (MuIS) that may predict patients who will have poor muscle regeneration outcomes following hip surgery. Testing patients for the presence of MuIS before surgery may help clinicians better plan for those who will need more intensive rehab post-surgery.
Review concludes that intramuscular injection of testerosterone replacement therapy confers greater health benefits and lower cardiovascular risks than transdermal administration by skin patch or gel.
Researchers from Drexel University demonstrate that ultrasound can increase the rate at which heart cells beat and describe the settings that can do so most effectively.
Researchers look at which form of exercise—strength, endurance or a combination of both—work best in tandem with diet to reduce weight and change body composition among obese study participants. Results are published in the Journal of Applied Physiology.
Caloric restriction has been studied as a way to increase longevity in animals. Now, researcher explore how it may positively affect muscle and find that aging muscles receive the most benefit.
Researchers from Cornell University describe a new way cancer cells invade other parts of the body, identifying a new treatment target that may be more effective than current drugs.This article was chosen as an APSselect article for April.
Astronaut-scientists from the 1998 NASA STS-90 Neurolab space mission will discuss what they learned about how the brain and nervous system work without gravity. The panel will take place at the 2015 Experimental Biology Meeting in Boston on Wednesday, April 1.
The endangered desert pupfish has made itself at home in the harsh, hot environment of Death Valley hot springs by using a surprising evolutionary adaptation: They can go for up to five hours without oxygen. Research will be presented at the 2015 Experimental Biology Meeting in Boston on Tuesday, March 31.
Eating mostly protein in your diet? A new study suggests a diet rich in eggs, fish and meats can lead to memory loss. Research will be presented at the 2015 Experimental Biology Meeting in Boston on Tuesday, March 31, 2015.
Roughly 8 percent of people in the US suffer from post-traumatic stress disorder (PTSD). SSRIs, such as Zoloft and Paxil, are the only currently-approved therapy, but their effectiveness is marginal. LSU researchers have found that blueberries could be an effective treatment. Research will be presented at the 2015 Experimental Biology Meeting on Monday, 3/30.
Does icing a serious bruise actually speed recovery time and assist in muscle repair? Researchers say no. Study results to be presented at the 2015 Experimental Biology Meeting in Boston on Monday, March 30.
Women are more likely to have irritable bowel syndrome and other gastrointestinal disorders than men. A new study suggests that it’s because the intestine’s nerve cells are more sluggish in women.
Researchers find that having sleep apnea while pregnant could make the baby prone to metabolic disease as an adult.
Losing several hours of sleep can slow the body’s metabolism, but what about losing only a few hours? A new study finds that metabolic effects are seen even when sleep is shortened by two hours. Research will be presented at the 2015 Experimental Biology Meeting on Monday, March 30.
Masashi Yanagisawa, MD, PhD, Babette B. LaMarca, PhD and Jennifer S. Pollock, PhD to be awarded prestigious APS honors at Experimental Biology 2015.
APS President David M. Pollock, PhD, has organized a dynamic President’s Symposium Series for EB 2015. Focused on the theme “Physiology: Answers to Big Questions,” experts will discuss how physiology can uncover solutions for diabetes, obesity and hypertension. The series is anchored by Nobel Laureate Robert J. Lefkowitz, PhD.
Researchers at the University of Michigan have identified the pathway responsible for taste changes among users of chemotherapy drugs that treat basal cell carcinoma. Manuscript was chosen as an APSselect article for March.
University of Arkansas for Medical Sciences researchers find that older adults may need to double up on the recommended daily allowance of protein to efficiently maintain and build muscle. The article is published in the AJP—Endocrinology and Metabolism and is highlighted as part of the APSselect program.
Ohio University researchers find that regular mental imagery exercises help preserve arm strength during 4 weeks of immobilization. The article is published in the Journal of Neurophysiology and is highlighted as part of the APSselect program.
Researchers from the Joslin Diabetes Center and the Department of Medicine at Harvard Medical School shed light on how changes to a mother’s metabolism lead to increased risk of insulin resistance, obesity and other problems in offspring.
Physiologists from across the country will visit classrooms to lead students in interactive activities that demonstrate how their bodies function and teach how medical discoveries are made during PhUn Week 2014 (November 3–7).
Sargent College of Boston University researchers look for the root cause of age-related aortic stiffness—an early sign cardiovascular disease—and uncover a potential therapeutic target for reducing or preventing its development. The article is published in AJP-Heart and Circulatory Physiology and is highlighted as part of the APSselect program.
Birds’ individual personalities may be among the factors that could improve its chances of successfully coping with environmental stressors. Research presented at the APS intersociety meeting “Comparative Approaches to Grand Challenges in Physiology.”
Human-driven climate change will put much of the Earth’s biodiversity at risk of extinction. This session will feature four presentations on how individual species are adapting to environmental changes. It will be presented on Tuesday, October 7, 2014 at the APS Intersociety meeting “Comparative Approaches to Grand Challenges in Physiology.”
Australian researchers fit oysters with biosensors to measure how they respond to changing environmental conditions or stressors on aquaculture farms. Their results have implications for achieving and maintaining ideal conditions for targeted species in aquatic environments.
Though it seems simple, feeling that something is wet is quite a feat because our skin does not have receptors that sense wetness. UK researchers propose that wetness perception is intertwined with our ability to sense cold temperature and tactile sensations such as pressure and texture.
New research, featured symposia and information on plenary sessions and workshops to be presented at the 2014 Comparative Approaches to Grand Challenges in Physiology meeting in San Diego. View the full meeting program at http://ow.ly/BEI2K.
Many astronauts experience a dip in aerobic capacity during long space flights which can impair their ability to perform complex and demanding routine tasks. In an article published in the Journal of Applied Physiology, NASA researchers find that regular, intense in-flight exercise helps preserve cardiovascular stamina. The article is highlighted as part of the APSselect program.
Harvard researchers find that a single bout of stress during pregnancy can affect allergy and asthma susceptibility in neonates. The article is published in AJP – Lung Cellular and Molecular Physiology and was chosen one of this month’s APSselect articles which highlight the "best of the best" research published in APS Journals.
The American Physiological Society (APS) is pleased to announce the recipients of its five summer fellowship programs for 2014. Fellows spend an average of 10 weeks in the laboratory of an established scientist and APS member.
In research published in AJP - Gastrointestinal and Liver Physiology, researchers used the herbal extract triptolide on human pancreatic cancer cells and tissue in culture. Administration of the herb decreased GRP78 protein in the cells, thereby reducing cancer cell survival and facilitating cell death.
Researchers use stem cells therapy to “recondition” abnormally functioning donor lungs that were deemed unusable for transplantion. Study could have implications for increasing the supply of suitable donor lungs. The article is published in AJP - Lung Cellular and Molecular Physiology and is highlighted as part of the APSselect program.
Highlights from APS President Kim E. Barrett’s special EB symposium series “Multiscale Physiology: Linking Cellular and Molecular Insights to the Health of Organisms and Populations.”
James M. Anderson, MD, PhD; Kazuhiro Nakamura, PhD; and Michael Joyner, MD receive three of APS’s most prestigious awards. Each will present special lectures at the Experimental Biology meeting in San Diego.
A number of studies focus on the optimal time to begin altitude training before competition, but few address the best time to come down from altitude and how long athletes should wait to reacclimatize before competing. Researchers search for the answers in the new review article published in the Journal of Applied Physiology.
Researchers found that elevated levels of the neuroprotein GDNF may help fight the weight gain and health problems associated with a high-fat diet. This article was chosen for APSselect, a program that highlights the best research out of the 250+ articles published in our journals each month.
Researchers examined how muscle physiology effects leanness. They found that while rats with "lean genes" burned a similar amount of calories at rest as those with "obese genes", the muscles of lean rats burned much more energy during mild activity. The research sheds new light on the role of muscle function and metabolism in maintaining weight.
A new study in Physiological Genomics examines the ACE I/D gene and how its variations—the ID, DD, and II genotypes—cause some seniors’ to lose out on the benefits of exercise.
APS names Patricia E. Molina, MD, PhD as the new president-elect. Barbara Alexander, PhD, Rudy M. Ortiz, PhD, and Bill Yates, PhD, were also announced as new APS Councillors.
The American Physiological Society (APS) announces APSselect, which each month, provides free access to selected top APS research articles. APSselect highlights current articles from the more than 250 papers published twice monthly by the Society's ten research journals. The inaugural collection is at http://apsselect.physiology.org.
Study utilizing using animal model finds fetal alcohol syndrome (FAS) heart defects may be caused by altered function, not structure.
In a new study, researchers found that living between 2000 and 2500 meters above sea level offered the best performance enhancement compared to living at higher or lower elevations. These findings could help competitive endurance athletes and their coaches develop altitude training regimens that have the highest chance of success.
New findings suggest that where the spinal cord is injured—in the neck, or lower—can affect the likelihood and type of breathing problems during sleep, including central sleep apnea. Understanding how and why patients’ nighttime breathing is affected could help doctors better manage these conditions.
New findings suggest that for teen girls, aerobic exercise might be superior to resistance exercise for cutting health risks associated with obesity. Study published in the American Journal of Physiology-Endocrinology and Metabolism.
New findings show IV infusions of vitamin C can improve skeletal muscle fatigue in COPD patients, further implicating the role of oxidative stress in the skeletal muscle problems that accompany the disease.
Latest research provides new insight into mechanisms through which lower hormone levels may make the body more susceptible to damage caused by stress and the chronic elevation of the fight or flight response. A pattern consistent with these findings is observed in postmenopausal women.
Prolactin has an important function in the liver, but how important? Researchers, using an animal model, found the animals with extra prolactin had larger livers, regenerated their livers faster after partial removal, and were significantly more likely to survive liver surgery compared to animals that couldn’t process prolactin.
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