MONROE CALVIN WHITMAN III, M.D.

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In 2024, a shortage of blood culture bottles led Virginia Commonwealth University Health System to reduce their use in hospitals. They took steps to cut blood culture orders by 35.6%, and these efforts resulted in a higher detection of infections, with the positivity rate rising from 8.8% to 12.1%. This matters because it shows that it’s possible to manage resources wisely without compromising patient care. Who this helps: This benefits both patients and healthcare providers.

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This study looked at how using nonphysicians to conduct exercise stress tests with echocardiography affects patient wait times and attendance at appointments. The findings showed that nonphysician-led testing significantly increased the number of tests performed from 212 to 501 tests per year, reduced average wait times from 11.3 weeks to 6 weeks, and decreased the rate of missed appointments from 15.3% to 4.8%. These improvements matter because they mean patients can get the tests they need faster and are more likely to show up for their appointments. Who this helps: Patients needing timely cardiac evaluations.

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This study looked at a weight management program that combines a medication called semaglutide with online support for people with obesity. It found that those who stayed in the program for a full year lost an average of 20 kg, or about 19% of their starting weight, with 77.7% losing at least 10%. The findings matter because this approach could provide a new way for people with obesity to manage their weight effectively, though many participants dropped out of the program, which affects how broadly it can be applied. Who this helps: This benefits patients struggling with obesity and their healthcare providers.

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Researchers studied various compounds to see if they could help mice live longer. They found that a compound called epicatechin boosted the lifespan of male mice by about 5%, while halofuginone and mitoglitazone extended it by approximately 9%. This research adds new options for longevity and highlights that these treatments are more effective in male mice than females. Who this helps: This helps researchers and potential future treatments for male patients.

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This study looked at how a protein called GCN2 is activated when cells are deprived of nutrients, particularly amino acids. The researchers found that GCN1 plays a crucial role in this process by helping GCN2 attach to ribosomes, where it becomes active. They discovered that GCN2's activation relies on interactions at the ribosome when it faces specific stress. This matters because understanding how GCN2 is activated can help in developing treatments for conditions related to nutrient stress and cell survival, affecting various diseases. Who this helps: This benefits researchers and healthcare professionals working on metabolic disorders and stress-related conditions.

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This study looked at a new remote weight management service aimed at helping people in the UK with obesity who are currently waiting for treatment through the National Health Service (NHS). Over 16 weeks, 39 adults lost an average of 2.2 kg, and many reported improvements in their mental well-being and healthier eating habits. This is important because it shows that remote support can effectively help patients manage their weight while waiting for other services. Who this helps: This benefits patients with obesity who are on lengthy waiting lists for weight management services.

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This research reviews how climate change affects human health and shows that livestock farming significantly contributes to greenhouse gas emissions and the rise of drug-resistant infections. It highlights that plant-based diets can improve health and reduce environmental harm, suggesting that healthcare providers should encourage these diets for better health outcomes and a healthier planet. Importantly, shifting towards plant-based eating can help address both public health and climate issues simultaneously. Who this helps: This helps patients and healthcare providers looking to improve health and reduce environmental impact.

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This study looked at how effective a remote weight management program is when using two medications, semaglutide and tirzepatide, over 12 months. Participants who took tirzepatide lost an average of 22.9 kg (about 50.4 pounds), while those on semaglutide lost an average of 18.1 kg (about 39.9 pounds). The program not only helped many participants (95.2% on tirzepatide and 83.1% on semaglutide) reach significant weight loss goals, but it also showed potential cost savings of 10% to 70% compared to traditional treatments in the UK, making it a promising option for managing obesity. Who this helps: This helps patients struggling with obesity, especially those who may not have easy access to traditional medical care.

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This study looked at how well a digital weight management program called Second Nature helps people with obesity and type 2 diabetes lose weight over two years. Among the 1,130 participants, those who stayed engaged with the program lost an average of 13.8 kg (about 30.4 pounds) or 11.8% of their body weight, with some achieving significant milestones like losing over 5% or 10% of their weight. These results are important because they show that a digital program can help manage obesity and diabetes effectively, providing a new option for treatment. Who this helps: Patients living with obesity and type 2 diabetes.

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This study looked at how well a standard 12-lead electrocardiogram (ECG) can detect early problems with the heart's ability to relax, known as left ventricular diastolic dysfunction (LVDD). They tested 464 patients and found that 84 of them, or 18.1%, had early LVDD. The best results came from a specific part of the ECG called lead V1, which was able to identify early LVDD with a sensitivity of 38.1% and a high specificity of 92.1%, meaning it was good at confirming cases when they were present. Who this helps: This research benefits doctors by providing insights into how they can use ECGs to detect heart issues early in patients.

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This study focuses on improving a digital weight loss program to make it more effective. Researchers will test different features of the program, like video calls with health coaches and personalized feedback, on about 1,400 adults over 24 weeks to see which combination helps people lose weight and stay engaged. The goal is to find methods that lead to at least a 0.75 kg weight reduction by the 16-week mark. Who this helps: This benefits adults struggling with weight loss who prefer online support.

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This study looked at a rare brain infection caused by a type of fungus that can lead to serious complications. The researchers used a modern testing method called next-generation sequencing, which helped identify the infection earlier and allowed doctors to start treatment faster. This is important because timely antifungal therapy can significantly lower the risk of death, as this type of infection is usually very dangerous. Who this helps: Patients with brain infections and their doctors.

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This study looked at how different types of weight loss goals affect actual weight loss and how likely people are to stick with a weight loss program over 24 weeks. Out of nearly 37,000 participants, those who aimed for more than a 10% weight loss lost an average of 5.21 kg more than those who set a 5-10% goal. Additionally, participants motivated by health or fitness saw better results and were less likely to drop out compared to those focused on appearance. Who this helps: This research benefits individuals trying to lose weight, particularly those looking for effective goal-setting strategies.

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This study looked at a weight management program delivered online that uses a medication called semaglutide for adults with obesity. Over 12 weeks, participants lost an average of 6.5 kg (about 14.3 pounds), with 62.5% achieving at least a 5% weight loss and 11.3% losing 10% or more of their initial weight. These results are significant because they show that this type of remote support can effectively help people lose weight and manage obesity. Who this helps: This benefits adults living with obesity who are seeking effective weight management solutions.

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This study focused on the role of a protein called VLK in platelets, which are crucial for blood clotting. Researchers found that mice lacking VLK in their platelets had normal-looking platelets but had trouble with blood clotting; they showed 40-60% less ability to clump and form clots when injured. This finding highlights how important VLK is for proper blood clot formation, which could impact treatments for bleeding disorders. Who this helps: This helps patients with bleeding disorders and doctors treating them.

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This study looked at whether ivermectin is effective and safe for hospitalized COVID-19 patients. Researchers studied 286 patients and found that those receiving ivermectin did not have a lower death rate or better recovery than those who did not receive the drug. Patients taking ivermectin stayed longer in the hospital, but this did not lead to better outcomes in terms of intensive care needs or overall survival. Who this helps: This information is valuable for doctors and healthcare providers treating COVID-19 patients.

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This research focused on a protein called Vlk, which is important for bone development and healing. Researchers found that mice without Vlk in specific bone cells had shorter limbs and slower healing from fractures; the healing process took longer but eventually resulted in new bone growth. This matters because understanding how Vlk affects bone formation and repair could lead to better treatments for bone injuries or developmental issues in humans. Who this helps: This helps patients with bone fractures or developmental bone disorders.

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Researchers studied a specific protein involved in the malaria parasite's survival and developed a new way to test drugs that could block this protein. They created a better testing method that allowed them to identify effective drug candidates, some of which worked against both stages of the malaria parasite's life cycle, and showed strong action against parasites while being safe for human cells. This is important because it helps create more effective malaria treatments, especially in cases where the current drugs aren't working. Who this helps: Patients with malaria and healthcare providers treating them.

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This study looked at whether cardiac scientists can safely conduct exercise stress tests for patients suspected of having irregular heartbeats or other heart issues. Out of 486 patients tested, none suffered serious problems during the tests, and about 12.1% needed further treatment. The results showed that the tests were as accurate when performed by scientists as when done by cardiologists. Who this helps: This helps patients with suspected heart conditions by providing them access to safe and effective testing.

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This study looked at three different methods to predict cardiovascular events after exercise testing: age-predicted maximum heart rate (APMHR), maximum rate pressure product (MRPP), and heart rate reserve (HRR). The researchers found that MRPP was significantly better at predicting future heart problems than both APMHR and HRR, with a strong statistical correlation (p<0.0001). This matters because better prediction can help doctors identify patients at risk and potentially improve patient management after exercise testing. Who this helps: Patients undergoing exercise stress testing for heart disease.

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This study looked at how universities collect and use student data, especially beyond its original purpose, a practice known as "data creep." It found that while students usually agree to share their information, they’re often not fully aware of how it might be used later. The research highlights the need for better ethical standards and practices around data usage in education, pointing out that existing guidelines can fall short. Who this helps: This benefits students and educational institutions by promoting more transparent and ethical data practices.

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This research paper looks at how to effectively deliver new cell and gene therapies to patients, which could greatly improve treatment outcomes. It found that currently, about 95% of patients only receive conventional medications, and many may miss out on these innovative therapies due to existing delivery challenges. The study emphasizes the need for better systems to ensure that everyone can access these promising treatments. Who this helps: This helps patients in need of advanced medical treatments.

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This study looked at different ways to predict future heart problems in patients who had a dobutamine stress echocardiogram (DSE) that showed no immediate issues. Out of 652 patients followed for about 4 years, the study found that heart rate reserve (HRR) was the best predictor of future heart events, while maximum rate pressure product (MRPP) did not effectively predict outcomes. Specifically, HRR had a sensitivity of 67.4% and specificity of 68.2%, making it a valuable tool for assessing future risks. Who this helps: This helps doctors evaluate patients at risk for heart problems after a negative DSE.

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This study looked at the safety and accuracy of exercise stress tests (ESTs) led by non-doctors, specifically cardiac scientists and junior medical officers (JMOs), compared to cardiologists. The research found that there was only one case of a heart issue during a JMO-led test, indicating it is safe, but the accuracy of JMO reports was not as high as those from cardiologists, with sensitivity ratings of 87% versus 97%. These findings show that scientist-led tests are safe and accurate, allowing more patients to receive effective care without needing a cardiologist present. Who this helps: This benefits patients who need exercise stress testing, as well as healthcare facilities by allowing more tests to be conducted safely.

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This study looked at a digital program called OurPath that helps overweight individuals and those with type 2 diabetes make lifestyle changes to lose weight. After 6 months, the 896 participants lost an average of 7.12 kg (about 15.7 pounds), and at 12 months, they still had an average loss of 6.14 kg (approximately 13.5 pounds). This matters because it shows that online programs can effectively support weight loss and lifestyle changes, especially for those who may have trouble accessing traditional services. Who this helps: This helps patients, particularly those struggling with obesity and type 2 diabetes.

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Researchers studied how a compound called halofuginone (HF) impacts cell behavior, specifically looking at its effects on inflammation without needing a specific amino acid sensing pathway. They found that HF effectively reduces inflammatory responses in various cell types, even when a key sensor (called GCN2) is absent. This is significant because it shows that HF can help manage inflammation in a new way, potentially offering therapeutic options for conditions driven by inflammation, including those affecting joint health. Who this helps: This benefits patients with inflammatory diseases, particularly those where traditional pathways are ineffective.

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This study looked at whether further heart testing is needed for patients who struggle during exercise stress tests but have negative results otherwise. Researchers analyzed 236 tests and found that those who achieved a specific heart performance measure (MRPP above 25,000) had no further issues over two years, even if their exercise capacity was poor. This finding is important because it suggests that patients meeting this threshold may not need additional testing, which can reduce unnecessary procedures and costs. Who this helps: This helps patients with reduced exercise capacity and doctors making testing decisions.

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This study looked at how using handrails during treadmill exercises affects heart workload in healthy people who don't usually use treadmills. They found that while using handrails made people exercise longer (by about 44%), it didn't change heart rates, blood pressure, or overall cardiac workload for most. However, inexperienced treadmill users showed a 7.5% increase in heart workload when they used handrails. Who this helps: This information primarily benefits inexperienced treadmill users who may feel more secure using handrails during exercise.

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This study explored how engineered particles that sense chemicals move in liquids when they are influenced by multiple chemical signals. The researchers created a model that accounts for how these particles disturb the surrounding chemicals as they swim, and they found that the way chemicals are distributed and released affects how well these particles can move toward them. For example, the different release methods of the chemicals impacted the particles' movement patterns significantly. Who this helps: This research benefits scientists and engineers developing targeted drug delivery systems and other applications using chemosensory particles.

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This study looked at two different ways to measure heart health during exercise: one based on a person's expected maximum heart rate and the other based on a combination of heart rate and blood pressure. The researchers found that patients whose heart rate blood pressure product (HRBPP) was below 25,060 experienced more cardiovascular events than those who met or exceeded this number, even if their maximum heart rate was high. This finding shows that using HRBPP can provide better insights into heart risks than relying solely on age-predicted heart rates. Who this helps: This helps doctors better assess heart risks in patients undergoing stress tests.

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This study focused on enhancing the treatment of patients who have neutropenic fever—an emergency condition that can occur in cancer patients—when they arrive at the emergency room. The researchers improved care by introducing best practices and creating a special alert system, which significantly reduced the average time it took to give antibiotics from 100 minutes to just 27 minutes. They also found that a higher percentage of patients were correctly identified as urgent cases and were placed in the right hospital units faster. Who this helps: This benefits patients with cancer and their families by ensuring they receive quicker and more efficient care in emergencies.

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This study looked at how different types of HER2-positive breast cancer cells resist treatments that target HER2, specifically using two drugs called lapatinib and neratinib. Researchers found that in one subtype (HER2E), the protein hepatocyte growth factor made the cancer resistant, but using another drug, crizotinib, could overcome this resistance. In another subtype (L-HER2+), a different protein, neuregulin1-β1, created resistance that could be reversed with the drug pertuzumab. This is important because it shows that different breast cancer subtypes need different treatment strategies to effectively overcome resistance to therapy. Who this helps: This helps patients with HER2-positive breast cancer by guiding more personalized treatment options.

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This study focused on treating a patient who had a severe brain infection (ventriculitis) caused by a type of bacteria that is resistant to many antibiotics. The treatment involved two specific antibiotics: ceftazidime-avibactam given through an IV and amikacin delivered directly into the spinal fluid. Within three days of starting this treatment, tests showed no signs of infection, and after about six weeks of antibiotics, the patient's condition improved enough for him to move to a rehabilitation facility. Who this helps: This research benefits patients with complicated brain infections caused by antibiotic-resistant bacteria.

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This study looked at how pancreatic cancer cells use proteins from their surroundings as a source of essential nutrients. Researchers found that these cancer cells break down a protein called albumin, which provides them with vital amino acids needed for growth. When they blocked this process in tumors, the levels of amino acids decreased, showing that this protein breakdown is crucial for the survival of pancreatic cancer cells. Who this helps: This helps doctors and researchers find new treatment strategies for patients with pancreatic cancer by targeting how tumors obtain nutrients.

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This study looked at how two different approaches can improve exercise stress testing for heart problems in patients who are not at high risk. Researchers conducted a total of 2,095 tests, finding that about 3.5% had a positive result indicating potential heart disease, while 85.2% were negative. These new approaches allowed for quicker patient care, helping to shorten waiting times and facilitate earlier treatment when necessary. Who this helps: This benefits patients needing heart evaluations and the healthcare workers who support them.

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This study looked at ways to improve treatments for breast cancer cells with mutations in the PI3K pathway, which are often resistant to current therapies. Researchers found that blocking five specific genes makes these cancer cells die when paired with PI3K inhibitors, leading to tumor shrinkage in tests. This is important because it opens the door to new combination treatments that could be more effective against stubborn cancers. Who this helps: This helps breast cancer patients with PI3K mutations.

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This study looked at how melanoma tumors with BRAF mutations change and resist treatment when patients are given BRAF inhibitors. Researchers found that certain cancer-fighting drugs, like those targeting PI3K, PDGFR, EGFR, and HDAC, become more effective during BRAF treatment, while the effectiveness of others decreases. Understanding these patterns is crucial because it can help doctors tailor combination therapies to better overcome resistance, offering improved treatment options for patients. Who this helps: This helps patients with BRAF-mutant melanoma.

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This study looked at a protein called cadherin-11, which is involved in cell connections in the joints of people with rheumatoid arthritis (RA). Researchers found that levels of cadherin-11 fragments were much higher in the joint fluid of RA patients compared to those with osteoarthritis, indicating its potential role in RA inflammation. The discovery highlights how these fragments could signal changes in joint health and possibly affect how cells interact in the joint environment. Who this helps: This research benefits patients with rheumatoid arthritis and their doctors by providing insights into disease monitoring and treatment strategies.

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This study focused on a protein in the malaria parasite that plays a crucial role in its growth and development. Researchers found that a compound called halofuginol, derived from febrifugine, effectively targets this protein and works against both early and later stages of the parasite's life cycle. Specifically, halofuginol was shown to be safe and effective in mouse models, providing a promising option for new malaria treatments. Who this helps: This research benefits patients suffering from malaria and doctors looking for better treatment options.

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This research studied how different environmental factors affect the abundance and size of a specific type of tropical orchid, known as Prescottia stachyodes. The findings showed that these orchids were more abundant in flat areas with good, well-drained soil and fewer neighboring orchids, while larger plants grew better in less rocky places. Understanding these different needs is important because it clarifies that the best locations for a healthy orchid population might not be the same as those that produce more seeds, guiding conservation efforts. Who this helps: This research benefits conservationists and environmental scientists working to protect plant species in tropical forests.

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This study investigated how certain faulty mRNA molecules, known as premature termination codons (PTCs), are handled in the cell. Researchers found that these defective mRNAs are kept in the nucleus instead of being sent out to make proteins, and this process is influenced by the specific reading frame of the mRNA. Their findings show that ribosomes in the nucleus check these faulty mRNAs before they can be used, which helps maintain the accuracy of protein production. Who this helps: This helps researchers and doctors understand genetic errors better, potentially influencing treatments for genetic disorders.

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This study focused on a protein called VLK, which acts outside of cells and modifies other proteins by adding phosphate groups to them. The researchers found that VLK is released quickly from platelets and can target various secreted proteins, helping to explain a widespread process of protein modification previously not well understood. This is important because it sheds light on how proteins communicate and regulate functions outside of cells, which could have implications in health and disease. Who this helps: This research benefits doctors and scientists studying cell communication and potential therapeutic targets in disease.

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This study looked at the best ways to treat patients with acute cholecystitis, which is an inflammation of the gallbladder. Researchers followed 162 patients and found that those with more complex cases faced higher complications, with 31.2% of them experiencing issues compared to 26.4% in simpler cases. The study highlights that while surgery is the preferred treatment, using antibiotics first may be safer for patients who show signs of severe illness or have had symptoms for more than three days. Who this helps: This benefits patients with acute cholecystitis and their doctors by providing clearer treatment options.

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This study looked at a genetic mutation in the TGFB3 gene and how it affects muscle growth and development in babies. Researchers found that babies with this mutation showed signs of low muscle mass, growth issues, and joint problems, but did not have vascular diseases commonly seen in related syndromes. Specifically, they identified a new mutation in TGFB3 that affects the body's growth signals, and this is the first time such a mutation has been linked to a medical condition, highlighting its importance for normal muscle growth and development. Who this helps: This helps doctors and researchers understand muscle growth issues in infants and improve diagnoses for affected families.

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This study looked at two proteins, FOXC1 and FOXC2, which are important for development and normal body functions. Researchers found that a process called SUMOylation adds small proteins to FOXC1 and FOXC2, which actually reduces their activity—meaning that when these proteins can't be modified by SUMO, they become more active in controlling genes. This matters because it reveals a new way that the body can quickly adjust these proteins' functions, which could be important for understanding development and diseases. Who this helps: This helps researchers and doctors studying developmental disorders and related health conditions.