DR. MANUEL MEDINA, M.D.

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This research looked at how heat moves through the tiny spaces between metal parts in electronic devices. The team used a new method involving lasers to study the thermal contact between these parts, specifically finding that soldered connections with thicknesses of 55 and 11 micrometers have different heat transfer capabilities. Understanding these connections is crucial for improving the design of electronic devices to prevent overheating and enhance performance. Who this helps: Patients and consumers who rely on efficient and reliable electronic devices.

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This study looked at how a condition called hemolysis, which happens when red blood cells break down, affects the health of patients who receive a durable left ventricular assist device (d-LVAD) after being supported by a specific heart pump (Impella). It found that 40.8% of patients experienced hemolysis, and those with this condition faced more complications after their d-LVAD surgery, including hemorrhagic strokes and gastrointestinal bleeding. This matters because understanding the risks associated with hemolysis can help doctors better manage patient care after heart surgery. Who this helps: This helps patients with heart conditions and their doctors.

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This research focused on the Symani Surgical System, a new robotic tool for microsurgery, by reviewing 21 studies involving 397 patients and 642 surgeries. The findings showed that the overall complication rate was about 14%, with only 1.24% of surgeries needing to switch to manual techniques. The study highlights that while the Symani system improves surgical precision and access, it also presents challenges like high costs and a learning curve for surgeons. Who this helps: This benefits surgeons and patients undergoing microsurgical procedures.

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This study looked at a specific enzyme from cyanobacteria called ferredoxin-dependent flavin thioredoxin reductase (FFTR), which is crucial for transferring electrons during important cellular reactions. The researchers found that this enzyme works best with ferredoxin due to its unique properties, including a very negative mid-point reduction potential. Their findings contribute to a better understanding of how this enzyme functions and how it might relate to other similar proteins. Who this helps: This helps researchers and scientists studying cellular processes and redox chemistry.

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This study looked at how the feelings of belonging in school and the understanding of one's ethnic identity affect the psychological health of high school students, particularly from 10th to 12th grade. Researchers found that a strong sense of belonging at school helped students adjust better psychologically by their senior year, while ethnic identity did not have the same impact. This is important because fostering a sense of belonging in schools can lead to better mental health outcomes for students. Who this helps: This benefits students and educators by highlighting the importance of a supportive school environment.

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This study focused on how to effectively diagnose and monitor cytomegalovirus (CMV) in patients who have received organ or stem cell transplants. The researchers found that monitoring CMV through blood tests is crucial because it can predict the onset of the disease, which is a significant cause of complications after transplants. The study emphasizes that following specific recommendations for sample handling and testing methods can improve the accuracy of test results, helping to prevent severe health issues related to CMV. Who this helps: This benefits transplant patients and their healthcare providers by improving disease management.

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This study looked at how thick the membranes of different parts of cells are and how their thickness varies. Researchers used a new imaging technique to find that the thickness of these membranes changes between different organelles and even within the same organelle, such as mitochondria. They found that thicker membranes tend to curve more, which could impact how cells function, especially in disease conditions. Who this helps: This benefits scientists studying cellular structure and might lead to better understanding of diseases.

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This research studied how a protein called Runx1 affects how people and mice respond to pain relief from opioids like morphine and experience withdrawal symptoms. They found that mice lacking Runx1 needed more morphine after surgery and had worse pain and withdrawal effects. In humans, specific variations in the RUNX1 gene were linked to differences in how much opioid someone might need and the severity of withdrawal symptoms they face. This matters because understanding these genetic differences could lead to more personalized pain management strategies. Who this helps: Patients undergoing surgery or those who need pain relief from opioids.

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This study focused on how a compound called LLOMe causes damage to lysosomal membranes, which are critical for cell health. Researchers found that LLOMe forms special structures known as amyloids inside lysosomes, leading to membrane rupture due to mechanical stress. This is important because it helps us understand how certain diseases affect cell function and could inform future treatments for conditions related to lysosomal damage. Who this helps: This benefits researchers and healthcare providers working on lysosomal storage disorders and neurodegenerative diseases.

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This study looked at how well doctors in Mexico understand and refer patients for epilepsy surgery, which is crucial for those who can't control their seizures with medication. Out of 211 doctors surveyed, only 34% correctly defined drug-resistant epilepsy, and while 85% knew surgery was an option, only half thought all eligible patients should be referred for it. This is important because improving doctor knowledge and referral practices can lead to better treatment for patients suffering from severe epilepsy. Who this helps: This helps patients with drug-resistant epilepsy who need better access to surgical treatment.

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This study looked at a man in his early 50s who developed colorectal cancer after experiencing symptoms like diarrhea, weight loss, and fever for a month. Doctors discovered a large growth in his intestines, and tests confirmed it was low-grade colorectal cancer. This case highlights the importance of doctors considering colorectal cancer in patients with ongoing digestive issues, even when the signs are unusual and don't match typical cases. Who this helps: This helps patients who may have unexplained gastrointestinal symptoms and need timely diagnosis.

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This study looked at two different educational programs aimed at helping research teams recruit more diverse participants in health studies. While both programs increased participants' confidence in including community voices, only the group that focused on pro-diversity showed significant improvements in making suggestions to use inclusive strategies. This matters because it highlights effective ways to enhance diversity in research, which is crucial for fair health care. Who this helps: This helps researchers and organizations aiming to improve diversity in medical studies.

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The study examined the concept of "accompaniment" in healthcare, aiming to clarify its meaning and establish a clear definition. Researchers analyzed 378 records and found that 19 publications met their criteria, identifying that accompaniment involves a personal relationship where one person supports another's growth with respect and understanding. This understanding is important because it can improve patient care by fostering more empathetic and supportive interactions in healthcare settings. Who this helps: This benefits patients and healthcare providers by promoting a more compassionate approach to care.

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This study focused on creating a special type of nickel film to make it more effective at producing hydrogen fuel from water in alkaline conditions. Researchers found that by adjusting the current and time during the film's creation, they could improve its performance; for example, films made with a high current for a longer time had the best results, achieving low energy requirements for hydrogen production (158 mV on titanium substrates). This work is important because it offers a new way to create highly efficient materials for sustainable hydrogen production, which is crucial for clean energy solutions. Who this helps: This research benefits researchers and companies developing hydrogen fuel technologies.

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This study examined how the Amazonian diet affects metabolic syndrome in adolescents in northern Brazil, focusing on 7,041 teens aged 12 to 17. Researchers found that those who ate a lot of Amazonian foods had 23% lower high blood pressure, 14% lower insulin resistance, and a slight 5% decrease in low HDL cholesterol. However, they also had a 38% higher rate of elevated triglycerides, which is a type of fat in the blood. Overall, the diet was linked to some health benefits for teens, but it also presented some risks. Who this helps: This helps adolescents and health professionals monitoring their cardiovascular health.

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This study looked at how stress in early life affects gut health and pain sensitivity by using a mouse model and analyzing data from children. Researchers found that stress led to increased pain sensitivity and gut movement problems in mice, especially due to changes caused by sex hormones and nerve activity. In children, there was a clear link between their mother's mental health issues and digestive problems, reinforcing the idea that early life stress impacts gut function. Who this helps: This research benefits patients suffering from digestive issues and their doctors by identifying potential causes and targets for treatment.

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This study examined two key parts of a protein called NQO1 that is important for processing various substances in the body and is linked to diseases like cancer and Alzheimer's. The researchers changed specific parts of the protein and found that one change (at Tyr126) significantly disrupted how the protein worked and decreased its ability to process energy from certain molecules. These findings are crucial because they show how specific changes in this protein can affect its function, which could lead to better understanding and treatment of diseases linked to it. Who this helps: Patients with conditions like cancer and Alzheimer's disease.

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This study looked at whether using antiseptics on newborns' umbilical cords could prevent serious infections and deaths, especially in low- and middle-income countries. The researchers found that using 4.0% chlorhexidine reduced the risk of cord infections from 87 out of 1,000 babies to 62 out of 1,000 and might lessen overall death rates from 18 to 15 out of 1,000. However, chlorhexidine can delay the time it takes for the cord stump to fall off by about two days. Who this helps: This benefits newborns and healthcare providers in low- and middle-income countries.

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This study looked at a specific genetic mutation (E336K) in the AIFM1 gene that causes problems with energy production in cells and leads to a hereditary nerve disease. The researchers found that this mutation is linked to a type of neuropathy (Charcot-Marie-Tooth disease type 4) in a young boy, which affects his ability to move and hear but does not affect his thinking. The mutation disrupts the function of the AIF protein, leads to less energy production in cells, and illustrates the connection between genetic changes and the boy’s symptoms, offering insights for future tailored treatments. Who this helps: This helps patients with hereditary nerve diseases and their doctors.

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This study examined the tiny organisms living in healthy coral called Porites lutea, focusing on how they interact and contribute to the coral's survival. Researchers discovered unique groups of active microorganisms in different parts of the coral, showing that they play important roles in sharing nutrients and maintaining the health of the coral ecosystem. Specifically, they found that one type of alga, Ostreobium, can provide essential carbon nutrients to both the coral and other microorganisms living in the coral's tissues. Who this helps: This research benefits coral reef conservationists and marine biologists by improving understanding of coral health and resilience.

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This study looked at the bacteria and microbes found in wild and laboratory-raised mosquitoes in Colombia, which spread diseases like Dengue, Zika, and Chikungunya. The researchers found that while the overall variety of bacteria was similar, there were notable differences in specific groups of bacteria, with lab mosquitoes showing a greater abundance of certain types due to their controlled environment. Importantly, this study identified a new parasite in Colombian mosquitoes that could affect how these viruses spread, suggesting new directions for future research and mosquito control methods. Who this helps: This research benefits health officials and scientists working on mosquito control and disease prevention.

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Researchers studied a new virus called a bacteriophage that targets a specific harmful type of E. coli known as ST131, which is known for being resistant to many antibiotics. They found that this bacteriophage, named vB_EcoM-V1EC45, can infect this strain and has a complex genome with 281 active genes that help it attack bacteria. This discovery is important because it shows that bacteriophages might be used as treatments for infections caused by antibiotic-resistant bacteria. Who this helps: This helps patients suffering from infections caused by drug-resistant bacteria.

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This study looked at a program called the Safe Rideshare Program (SRP), which teaches autistic adults how to use services like Uber and Lyft to get around. Out of 13 participants, 12 completed the program and showed significant improvements in their ability to use rideshare services independently and safely. Two months later, 8 of them reported using rideshare services more often, which can help them participate in community activities and improve their lives. Who this helps: This benefits autistic adults looking for greater independence in their transportation options.

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This research looked at ways to reduce the amount of sample needed for studying a specific enzyme, NQO1, using advanced X-ray techniques. The new method they tested cut sample use by up to 97% while still getting high-quality results, allowing researchers to observe how the enzyme operates over time. This advancement is important because it makes it easier and more efficient to study essential biological processes that involve this enzyme. Who this helps: This helps researchers studying enzymes and other proteins, particularly in cases where sample amounts are limited.

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Using a nationally representative U.S. hospital database of nearly 95 million inpatients from 2016 to 2020, this study found that 23.4% of patients staying three or more days developed a hospital-acquired infection (HAI), with rates rising over the five-year period. Older patients, women, Hispanic patients, low-income patients, and those covered by Medicare or Medicaid faced significantly higher risks. HAIs were strongly associated with higher in-hospital death rates, longer stays, and higher healthcare costs, with these burdens falling disproportionately on already vulnerable groups.

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This study looked at the bacteria living on the upside-down jellyfish, Cassiopea xamachana, by collecting samples from wild specimens in the Florida Keys. Researchers found that adult jellyfish had a consistent mix of bacteria across different body parts and locations, while the larval jellyfish had a distinct set of bacteria. Notably, a dominant bacteria called Endozoicomonas was found in all samples, and understanding these bacterial communities could help researchers learn more about this important jellyfish species and its environment. Who this helps: This helps researchers studying marine biology and jellyfish ecosystems.

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This study looked at the tiny organisms living in Caribbean corals from urban and protected reefs in Colombia to see how they respond to different environmental conditions over two years. Researchers found that while the types of microorganisms present varied slightly due to seasonal changes and local factors, the overall community structure remained stable, especially with certain groups like Vibrionaceae being particularly resilient. This is important because a stable microbiome helps corals adapt and thrive despite challenges from their surroundings. Who this helps: This benefits coral reefs and the ecosystems that depend on them, as well as scientists and conservationists working to protect these vital habitats.

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This study looked at how different feeding schedules, light patterns, and extra nutrients affect the health and reproduction of upside-down jellyfish polyps. The researchers found that polyps thrive better and reproduce more when they are on a regular day/night cycle and receive extra food besides their usual diet. These findings are important because they can improve how jellyfish are raised in captivity, leading to healthier and more productive populations. Who this helps: This helps marine biologists and aquarists who care for jellyfish.

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This study looked at how factors like gender, race, and clinical practice status influence how pharmacy faculty feel about their workloads. Researchers surveyed 662 faculty members and found that female faculty spent less time on research (14.8%) compared to nonfemale faculty (22.2%) and felt their actual workload was unfair compared to what they were assigned. The results emphasize the need for transparent and fair workload policies that consider the individual contributions of faculty to improve their satisfaction at work. Who this helps: This helps pharmacy faculty by highlighting the need for fairer workload distribution.

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This study explored the use of virtual methods for gathering research data on Alzheimer's disease and related dementias from diverse groups, including those often left out of such research. The researchers successfully engaged 500 Black and African American adults in one study and found that using video calls helped prevent missing information, allowing participants and their caregivers to stay involved even when technical issues arose. This approach matters because it makes it easier for more people to participate in important health studies, leading to better understanding and treatment of Alzheimer's. Who this helps: Patients and their caregivers, particularly from underrepresented racial and ethnic groups.

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This study looked at the effects of inhaled N,N-Dimethyltryptamine (DMT), a psychedelic substance, in 25 healthy participants. Those who received 60 mg of DMT reported stronger and more intense experiences compared to those who received a much smaller dose of 0.6 mg (placebo) and had only mild temporary side effects. These findings are important because they show that inhaled DMT is safe and can induce significant altered states of consciousness, which may have therapeutic uses. Who this helps: This helps patients seeking new treatment options and doctors exploring the benefits of psychedelics.

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This study looked at patients who had a rare but serious condition called iatrogenic acute type A aortic dissection (iATAAD) that can occur during catheter-related heart procedures. It found that these patients faced a higher risk of dying during surgery compared to those with spontaneous aortic dissection, with mortality rates of 31.9% for iATAAD versus 18.2% for spontaneous cases. The research highlights the importance of careful monitoring and management of risk factors, especially in older patients and those requiring additional medical support, as they are at a significantly higher risk of poor outcomes. Who this helps: This benefits doctors and healthcare providers who treat patients undergoing catheter-based heart procedures.

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This study looked at how thick the membranes of different parts of cells are and found that there are notable thickness differences both within single organelles and between different ones. Specifically, the researchers used a new imaging technique to measure the distance between parts of the membrane, revealing that certain areas, like the mitochondrial inner membrane, can have varying thicknesses that don’t depend on its shape. These findings are important because they help us understand how changes in cell membranes can impact the function of organelles, which may be crucial in various diseases. Who this helps: This helps patients and doctors by providing insights into cellular processes that could be linked to diseases.

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This study investigated how a protein called SufE affects another protein, SseA, which is important for the survival of the tuberculosis bacteria (Mycobacterium tuberculosis). The researchers found that SufE boosts SseA's activity, helping the bacteria resist damage from the body's defense systems. Understanding this interaction is important because it could lead to new treatments for tuberculosis, a major health issue worldwide. Who this helps: This helps patients with tuberculosis and doctors treating them.

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This study looked at bacteria found in crustose coralline algae from a reef in Colombia to see if they could produce new antimicrobial compounds. Researchers isolated bacteria and found that three of them had 115 potential areas in their DNA that might help produce these compounds. This is important because it offers new avenues for developing antibiotics to combat antibiotic-resistant infections. Who this helps: This research benefits patients needing effective treatments against resistant infections.

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This study focused on creating a new tool called a Polygenic Hazard Score (PHS) to better predict the risk of developing Alzheimer's disease based on genetic factors in European populations. Researchers analyzed data from over 42,000 people and found that their new model significantly improved accuracy in predicting when someone might develop the disease, with risk levels up to 13 times higher for those in the most at-risk group. This advancement is important because it can help doctors identify individuals at a higher risk for Alzheimer's earlier, enabling them to provide better care and potential treatments. Who this helps: This helps patients at risk for Alzheimer's and their doctors.

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This study examined a specific type of protein called flavoproteins, focusing on their ability to exist in a unique state called the semiquinone state, which is important for transferring electrons. Researchers used advanced techniques to uncover interactions between electrons and specific parts of the flavin molecule, revealing significant findings such as strong interactions measured at 40 MHz and minimal interactions at other points. These insights are essential because they enhance our understanding of how flavoproteins work, which can have implications for various biological processes. Who this helps: This helps scientists and researchers studying flavoproteins and their roles in health and disease.

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This study focused on ways to improve research and solutions for coral bleaching, a major threat to coral reefs worldwide. The authors call for greater cooperation and new strategies that involve scientists from various backgrounds to enhance research efforts. They propose creating an international group to unite coral bleaching efforts, which could lead to significant advancements in how we tackle the problem. Who this helps: This benefits coral reef ecosystems, researchers, and environmental policymakers.

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This study explored how effective hypoglossal nerve stimulation (HNS) therapy is for patients with obstructive sleep apnea (OSA), focusing on those whose symptoms vary based on sleep position. Researchers looked at 30 patients and found that their average apnea-hypopnea index (AHI) — a measure of sleep apnea severity — dropped significantly from 23.5 to 4.8 events per hour after treatment. This is important because it indicates that HNS therapy can provide significant relief for patients who struggle with traditional treatments like CPAP. Who this helps: Patients suffering from obstructive sleep apnea, especially those who have trouble with CPAP.

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This study looked at different methods to relieve pressure on the heart in patients receiving a type of life support called VA-ECMO due to severe heart problems. Out of 184 patients, 78 underwent procedures to relieve this pressure, with various techniques being used. The findings showed that while these techniques didn't significantly change certain pressure measurements in the lungs, those who used the intra-aortic balloon pump before or shortly after starting VA-ECMO had a better chance of surviving after removing the ECMO support. Who this helps: This helps patients with severe heart issues and their doctors in choosing the best treatment methods.

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This study focused on a specific enzyme found in cyanobacteria called flavin ferredoxin-thioredoxin reductase (FFTR), which helps transfer electrons for various biological processes. Researchers discovered that a particular tail made of amino acids attached to the enzyme plays a crucial role in its function. When they altered or removed this tail, the enzyme's ability to transfer electrons was significantly impaired, indicating that the tail is essential for efficient electron flow and binding to other molecules. Who this helps: This research benefits scientists working on biocatalysts and synthetic biology applications, as it provides insights for designing improved enzymes.

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This study looked at how different types of reef corals adapt to varying light conditions at different depths in the ocean. Researchers found that corals like *Orbicella faveolata* showed significant genetic differences based on depth, specifically in proteins that help them sense their environment, which are crucial for both adaptation and the timing of when they reproduce. This matters because understanding these adaptations can explain how new coral species form and contribute to the diversity of life in our oceans. Who this helps: This helps marine biologists and conservationists working to protect coral ecosystems.

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This study looked at how carbon dioxide levels change in the seawater around Deception Island in Antarctica, which is important for understanding the global climate. Researchers collected a variety of environmental data in February 2025, including seawater temperature and carbon dioxide measurements, and used advanced computer techniques to estimate missing data. Their methods led to an improved dataset that helps scientists better understand how carbon is exchanged between the ocean and the atmosphere. Who this helps: This benefits researchers studying climate change and the carbon cycle in polar regions.

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This study focused on creating a 3D-printed model of the aorta to help train vascular surgeons in a safer, radiation-free way. Researchers found that inexperienced surgeons cut their time to complete key tasks—like navigating a guide wire—down from around 914 seconds to just 149 seconds after training, a dramatic improvement (more than 84% faster). This is important because it shows that effective training can reduce the risks associated with real surgical procedures, including radiation exposure. Who this helps: This benefits patients and surgeons by improving training methods and outcomes for aortic surgeries.

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This study focused on a 61-year-old patient who suffered a serious heart complication called ventricular septal rupture following a heart attack. Researchers used a special pump to support the patient's heart for 7-14 days, which made it safer to perform a complex surgical repair later on. This approach helped stabilize the patient and allowed for innovative surgery, which may improve outcomes for similar patients in the future. Who this helps: This benefits patients with severe heart issues following a heart attack, as well as their doctors.