JAMES G. MCDOWELL JR., M.D.

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This study explored the relationship between brain connectivity and nicotine cravings in individuals with psychotic disorders, specifically looking at the default mode network (DMN). It was found that current smokers had lower DMN connectivity compared to former and never smokers, and after several sessions of targeted brain stimulation (cTBS), participants experienced a significant reduction in cravings for nicotine. This matters because it reveals a possible new approach to help people with psychosis reduce their tobacco use, which is major cause of health issues in this population. Who this helps: This helps patients with psychotic disorders who smoke, offering them new ways to manage their cravings.

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This study looked at two specific parts of the brain called the mediodorsal and pulvinar thalamus in people with psychosis, including conditions like schizophrenia, schizoaffective disorder, and bipolar disorder with psychosis. Researchers found that the mediodorsal thalamus was smaller in these individuals compared to a healthy group, with differences ranging from about 17% to 37%. These findings suggest that changes in this brain region are connected to thinking abilities and could help improve treatment strategies for people with these mental health conditions. Who this helps: This helps patients with psychosis and their healthcare providers.

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This study looked at how awareness of their illness (called insight) changes over time in people with psychotic disorders like schizophrenia, schizoaffective disorder, and bipolar disorder with psychotic features. Researchers found that individuals with schizophrenia had the lowest insight levels, especially those who were newly diagnosed; in fact, insight improved slightly after the first year. Recognizing this trend is important because it highlights the need for early education and support to help patients understand their conditions better. Who this helps: This helps patients with schizophrenia and their treatment providers.

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This study looked at a new tool called the exposome score for schizophrenia (ES-SCZ) to understand its impact on people with various types of psychosis, including schizophrenia and bipolar disorder. They analyzed data from over 1,500 people—1,055 with psychotic disorders and 510 without—to see how the exposome score related to the severity of symptoms and personality traits. The results showed that a higher exposome score was linked to more severe symptoms and poorer functioning, particularly in those with bipolar disorder, with the score effectively predicting psychosis risk (with a significant odds ratio of 3.331). Who this helps: This research helps patients with psychotic disorders and their doctors by providing insights into the impact of environmental factors on symptoms.

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This study looked at how certain personality traits relate to specific symptoms in people with psychosis, using a large group of 1,352 individuals diagnosed with schizophrenia, schizoaffective disorder, and bipolar disorder with psychosis, and compared them to 623 healthy people. They found that those with psychotic disorders generally had higher levels of neuroticism and lower levels of traits like extraversion and openness. This matters because understanding these personality differences can help identify the unique features of different types of psychosis and how they relate to cognitive function. Who this helps: This research benefits patients and doctors by providing insights into the personality traits associated with various psychotic disorders.

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This study looked at patients aged 50 to 80 who visited the Emergency Department (ED) to see how many had lung cancer, especially those not covered by current screening guidelines. Out of over 75,000 patients, only 10.66% qualified for lung cancer screening, yet 123 were found to have newly diagnosed lung cancer through CT scans. The researchers found that factoring in criteria like older age, being female, and speaking a non-English language could help identify more patients who need screening, as many high-risk individuals are missed under current guidelines. Who this helps: This benefits patients, especially those at high risk for lung cancer who currently don't meet the screening criteria.

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This study looked at ways to improve care for people with chronic obstructive pulmonary disease (COPD), a serious lung condition affecting about 26 million Americans. Researchers tested if care led by clinical pharmacists is as effective as care from specialists in managing COPD. The main goal was to see if patients had fewer severe health issues related to COPD, like hospitalizations or deaths, and they gathered feedback from patients and healthcare staff about this care. Who this helps: This benefits patients with COPD by potentially providing them with better, more accessible care.

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This research focused on a specific genetic mutation called T385M in patients with a rare immune disorder that makes them vulnerable to infections and autoimmune diseases. The study analyzed data from 533 patients and found that those with the T385M mutation faced much worse health outcomes, including higher rates of infections and a shorter lifespan, compared to other mutations, with significance levels indicating a strong correlation (p < 0.001). Understanding how this mutation leads to severe complications helps doctors identify patients who may need early treatments like stem cell transplants or gene therapy. Who this helps: This research benefits patients with the T385M mutation and their healthcare providers.

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This study looked at how many patients with obesity and newly diagnosed obstructive sleep apnea (OSA) received weight management services within the first year after their diagnosis. Out of nearly 153,000 patients, only about 10,000 (10%) accessed these services, mostly through lifestyle programs (9.2%), with only a small number receiving medication (1.2%) or surgery (0.2%). This is significant because weight management is crucial for improving OSA, but many patients aren't getting the help they need after their diagnosis. Who this helps: This research benefits patients with obesity and OSA who need better access to weight management support.

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Researchers studied the rates of brain tumors in children and young adults in Kentucky from 1995 to 2019. They found that north-central Kentucky and the Appalachian region had higher incidences of certain types of brain tumors, particularly astrocytomas, with significant clusters of cases in these areas. This knowledge is crucial because it highlights potential environmental and occupational risks linked to these health issues, suggesting a need for further investigation into causes and prevention strategies. Who this helps: This helps patients and their families, as well as healthcare providers aiming to understand and address brain tumor risks.

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This study looked at the biological differences among people with idiopathic psychosis by identifying three specific subtypes, or "Biotypes," based on their cognitive and brain activity measurements. Researchers analyzed data from nearly 2,000 individuals with psychosis, their relatives, and healthy participants, finding that these Biotypes varied significantly across 11 important biological markers, especially in areas like cognition and brain function. Understanding these differences is crucial as it can lead to more personalized treatments for psychosis based on an individual's specific subtype. Who this helps: This helps patients with psychosis and their families by providing insights into tailored treatment options.

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This research paper looks at how making scientific studies more open and accessible can improve the way plant disease research is conducted and shared. The authors provide guidelines on best practices for publishing research in plant pathology, focusing on sharing data, methods, and results in a way that others can verify and reuse. By encouraging transparency, this approach aims to enhance the reliability of findings in this field. Who this helps: This benefits researchers, plant pathologists, and ultimately farmers and agricultural professionals who rely on accurate information about plant diseases.

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This study looked at how personality traits relate to specific features of psychotic disorders, using a large group of 1352 people diagnosed with schizophrenia, schizoaffective disorder, or bipolar disorder with psychosis, alongside 623 healthy individuals for comparison. The researchers found that people with psychosis generally had higher levels of neuroticism and lower levels of traits like extraversion, agreeableness, conscientiousness, and openness compared to healthy controls. Openness was especially important, showing the biggest differences between groups and a strong link to cognitive abilities and symptom severity, indicating that understanding personality can help differentiate between types of psychosis and their impact on patients. Who this helps: This helps clinicians and researchers working with patients with psychotic disorders.

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This study looked at the brain's folding patterns, known as gyrification, in people with schizophrenia, bipolar disorder, and schizoaffective disorder. Researchers found that individuals with these disorders had less gyrification than healthy people, especially in the frontal lobe, with specific differences noted between schizophrenia and bipolar disorder. Understanding these differences is important because it helps clarify how these mental health conditions affect the brain differently and can guide future research and treatment approaches. Who this helps: This helps patients with psychotic disorders and their healthcare providers.

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This study focused on gathering key questions about how climate change affects fish populations and their habitats. Researchers identified 25 important questions organized into five themes, like how fish physiology and broader ecosystems are impacted as temperatures rise and conditions change. This is crucial because understanding these factors will help manage fish populations and conserve aquatic environments in the face of climate change. Who this helps: This helps fishery managers, researchers, and policymakers who work to protect marine life.

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This study focused on creating a new genetic testing tool for hard clams, a crucial seafood species. Researchers developed a 66,000 marker SNP array that can help breeders understand which clams are more likely to resist diseases like Mucochytrium quahogii and adapt to different environments. They tested this tool on nearly 1,900 clam samples, achieving a high accuracy rate of 99.64%, indicating that it’s reliable for improving clam breeding programs. Who this helps: This benefits clam farmers and the shellfish industry by improving breeding practices and enhancing disease management.

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This study looked at how certain brain cells in frogs (anurans) identify and count sound patterns, like musical notes. Researchers found that these brain cells only react after a certain number of sounds occur within specific time intervals, which helps the animal understand timing and sequence. This is important because it shows that similar mechanisms for counting time and events might exist in many different animals, including humans. Who this helps: This helps researchers and doctors working on understanding how the brain processes sound and timing, which can aid in treating hearing and cognitive disorders.

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Researchers studied a program called InCasE designed to improve care for patients with chronic obstructive pulmonary disease (COPD) after they leave the hospital. They found that primary care doctors liked the program and thought it was easy to use, with 37 out of 37 doctors responding positively about its effectiveness. However, some doctors were concerned about how to communicate the treatment recommendations to patients and worried about losing some of their decision-making power. Who this helps: This benefits patients with COPD who need better follow-up care and access to specialists.

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This study focuses on how to improve the reporting and sharing of research on how oil affects aquatic life, which is crucial for preparing for and responding to oil spills. It highlights the need for clear and thorough documentation of testing methods and results, recommending specific elements to report on, like the type of species tested and how the tests were conducted. Better reporting will help ensure that the findings can be easily understood and used by various stakeholders in environmental protection. Who this helps: This helps decision-makers, scientists, and anyone involved in oil spill response and environmental conservation.

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This study looked at the rising rates of anal squamous cell carcinoma (ASCC) in Kentucky, which have doubled over the last decade and are now significantly higher than the national average—2.66 cases per 100,000 people in Kentucky compared to 1.77 nationally. Researchers analyzed data from nearly 1,800 patients and found that factors like smoking and HPV infection did not influence the chances of survival; however, those with poorly controlled HIV and later-stage cancer faced worse outcomes. Understanding these trends is crucial for improving care and prevention strategies in Kentucky, especially since the most significant increases are seen among women. Who this helps: This helps patients in Kentucky, particularly those affected by anal cancer, and healthcare providers looking to tailor treatments and interventions.

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This research paper discusses the 75-year history of the College of American Pathologists' proficiency testing program, which ensures that labs accurately perform tests to match tissue types and identities for medical procedures. Over the years, the program has grown and been officially recognized by Medicare and Medicaid, providing crucial oversight for various testing areas, including organ transplant compatibility and genetic relationships. This is important because it enhances the reliability of these tests, ultimately improving patient care and outcomes. Who this helps: Patients needing organ transplants and their families.

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This research focused on treating severe pain in a man with necrotizing fasciitis, a serious infection, after he underwent surgery that removed a large amount of tissue. The team used gauze soaked in an anesthetic called ropivacaine applied directly to the exposed sciatic nerve to help manage his pain effectively. This approach, along with nerve blocks, allowed for easier recovery and physical therapy, showing that local anesthetics can be beneficial in specific pain management situations after major surgeries. Who this helps: This benefits patients undergoing similar surgeries for necrotizing fasciitis.

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This research studied how a specific genetic change affects fertility and inflammation in female mice. The findings showed that mice with this genetic change had difficulty becoming pregnant, irregular reproductive cycles, lower numbers of healthy eggs, and other health issues like insulin resistance. This matters because it highlights a link between immune system problems and fertility challenges, suggesting that women with certain immune-related conditions might face similar fertility issues. Who this helps: This research benefits women with autoimmune disorders seeking to understand their fertility challenges.

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This study examined how the pupil size (a measure of arousal) reacts before a person performs tasks that require cognitive control, specifically in people with psychosis-related disorders and their family members. They found that healthy individuals showed a stronger pupillary response before making accurate choices compared to those with schizophrenia, bipolar disorder, or schizoaffective disorder, who had similar responses regardless of task accuracy. This is important because it indicates that problems with cognitive control preparation could be a sign of psychosis, making it a potential marker for those at risk of these disorders. Who this helps: This research benefits patients, their families, and healthcare providers by identifying potential early signs of psychotic disorders.

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This study looked at whether a remote, self-directed weight loss program could help adults with obesity improve their weight and health compared to standard care. After 12 months, participants in the program lost an average of 2.9 kg, while the control group lost nearly 0.9 kg. However, the reported overall health scores didn’t show significant improvement. This is important because it shows that while the remote program helped with weight loss, it didn't significantly enhance perceived health, which is a key part of overall well-being. Who this helps: This benefits adults with obesity looking for accessible weight loss solutions.

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This study examined how to identify different biological groups in people experiencing psychosis by analyzing a variety of data, including genetics and brain features. Researchers looked at data from the Bipolar-Schizophrenia Network for Intermediate Phenotypes (B-SNIP) and found that using multiple data sources can help better understand the disease. They aim to establish clear patterns that could improve treatment strategies for these patients. Who this helps: This benefits patients with psychosis by leading to more personalized and effective treatments.

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This study looked at cases of anal squamous cell carcinoma, which is a type of cancer that is increasingly being found in people, especially in Kentucky. Researchers found that out of 722 cases studied, 22 were discovered during surgery for hemorrhoids, making up 3.05% of the cases. The study suggests that patients diagnosed with cancer during hemorrhoid surgeries are often treated more aggressively, even when their disease stage indicates less need, which could mean some receive unnecessary treatments. Who this helps: This information benefits patients who undergo hemorrhoid surgery by clarifying their cancer treatment options and outcomes.

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This study looked at how participating in research affects students in the Biotechnology program at Delaware Technical Community College. Researchers found that by adding hands-on research opportunities, student enrollment and graduation rates improved, and graduates reported stronger skills and confidence due to their experiences. This is important because it shows that engaging students in research can lead to better educational and career outcomes for those in community colleges. Who this helps: Students in community college Biotechnology programs.

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This study explored how people's perceptions of their attractiveness as romantic partners (called "mate value") relate to their life strategies, which can be quick or slow-paced. Researchers found a moderate link between high mate value and a slower life strategy, meaning people who see themselves as more attractive tend to take longer, more cautious approaches to life. Interestingly, this connection was stronger for traits that are less likely to be inherited, suggesting that someone's environment and experiences shape how their attractiveness influences their life choices. Who this helps: This helps researchers and psychologists understand how personal traits and environmental factors influence behavior, which can lead to better support for individuals in their personal development.

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This study looked at how to treat mastitis, a common infection in dairy cows, in a way that uses fewer antibiotics while still keeping cows healthy. Researchers tested nearly 6,500 cows across seven farms and found that by delaying treatment for 24 hours and using a quick diagnostic test called Mastatest to identify the bacteria, they could decrease antibiotic use by 24% without affecting the cows' recovery or overall health. This matters because reducing antibiotic use helps prevent the development of antibiotic-resistant bacteria, which is a significant concern in both animal and human health. Who this helps: This helps dairy farmers and animal health professionals aimed at improving cattle care while minimizing antibiotic usage.

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This study looked at a weight loss program called D-ELITE for Veterans struggling with obesity, which affects nearly half of them and leads to other health issues. The researchers wanted to see if D-ELITE, which delivers weight management resources through videos and online tools, would help Veterans lose more weight and improve their overall health compared to standard VA programs. After a year, those using D-ELITE were expected to show greater weight loss and better health scores than those receiving usual care. Who this helps: This benefits Veterans facing challenges in accessing traditional weight management programs.

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This study looked at how increasing the levels of certain amino acid transporters, called UMAMITs, affects plants. The researchers found that when these transporters were more active, the plants showed symptoms of stress and became better at resisting diseases, suggesting that this process is linked to a stress response pathway involving a molecule called salicylic acid. Specifically, the study demonstrated that activating these transporters can lead to dwarfism and heightened stress marker genes in plants. Who this helps: This benefits scientists and agricultural researchers working on improving crop resilience to stress.

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This study looked at the different types of lung cancer in Kentucky from 1995 to 2014, focusing on how their occurrence varies by geography and over time. Researchers found that adenocarcinoma, a specific type of lung cancer, was more common in areas of north-central Kentucky, which have lower smoking and obesity rates. In contrast, squamous cell and small cell lung cancers were more prevalent in rural Appalachia and some impoverished urban areas, where smoking and obesity are higher. Understanding these patterns can help target prevention efforts and improve health outcomes. Who this helps: This helps patients, public health officials, and doctors in targeting cancer prevention strategies.

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This study looked at how linking cancer registry data from Kentucky with health insurance claims data could provide better information about cancer patients' smoking habits and cessation efforts. Researchers found that about 78% of patients had valid smoking status documented, and a small number (4%) who were smokers received counseling, while only 3% were given medications to help quit smoking. This link between data sources improves understanding of smoking behaviors in cancer patients, which is important for better care and treatment strategies. Who this helps: This benefits cancer patients by ensuring they receive appropriate support to quit smoking.

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This study looked at how well pharmacy students do in their foundational science courses based on their preparation in biochemistry. It found that while completing a pre-pharmacy biochemistry course didn’t improve students' performance, those who scored higher on a biochemistry competency test did better in their science classes, with a significant link to their grades (p = 0.002). Additionally, students' overall chemistry GPA before pharmacy school was a good predictor of their success in these foundational courses and first-year GPA. Who this helps: This helps pharmacy students and educators improve academic success and retention in pharmacy programs.

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The study focuses on PlantSimLab, a new web-based tool designed to help plant biologists create and test mathematical models of biological processes without needing advanced math skills. The tool makes it easier for researchers to understand complex molecular networks by allowing them to simulate and analyze experiments in a user-friendly way. This is important because it opens up access to powerful modeling techniques for more scientists, enabling better research and discoveries in plant biology. Who this helps: This helps plant biologists and researchers who need to analyze complex biological systems without extensive math backgrounds.

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This study looked at the differences and similarities between advanced nurse practitioners (ANPs) and clinical nurse specialists (CNSs) to clear up confusion about their roles in healthcare. Researchers reviewed 120 articles and narrowed it down to 12 that showed both roles are important and involve clinical work, education, and leadership, but CNSs focus more on specialized care while ANPs take on a broader approach. The lack of clear regulations in many countries can make it hard to understand these roles, which is significant for improving patient care. Who this helps: This helps healthcare providers and patients by clarifying the roles of nurses in treatment options.

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This study looked at different types of psychosis—like schizophrenia and bipolar disorder—and focused on how brain activity that isn’t linked to specific tasks (called intrinsic activity) varies among these types. Researchers found that one type of psychosis (Biotype-2) showed noticeably higher intrinsic brain activity compared to both another type (Biotype-1) and healthy individuals, suggesting that this brain activity helps distinguish between these types of psychosis. Understanding these differences is important because it can lead to better-targeted treatments for people with various forms of psychosis. Who this helps: This helps patients with psychosis and their doctors by providing insights for more personalized treatments.

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This paper studied how certain proteins, called effectors, influence the relationship between plants and the organisms that affect them. Researchers found that these effectors are crucial for understanding how plant diseases work and how plants can defend themselves, which is important for creating crops that can resist diseases better. This matters because improving disease resistance in crops is vital for ensuring food security around the world. Who this helps: This helps farmers and agricultural scientists working to develop stronger, more resilient crops.

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This study tested a simple two-step process to identify delirium in older hospital patients. Out of 24 patients, 22% were found to have delirium, and the screening method was successfully used by nurses and certified nursing assistants with high accuracy. This is important because better detection of delirium can lead to quicker treatment and improved patient outcomes. Who this helps: This helps patients, especially older adults in hospitals.

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This study looked at how brain connectivity varies over time during fMRI scans, which is important because the brain doesn't work in a constant state. The researchers developed a new method that automatically identifies these changes and found that their approach was better at detecting rapid shifts than older methods. This is significant because it helps us understand brain function more accurately, which could lead to better diagnostics and treatments for brain-related conditions. Who this helps: Patients with neurological disorders and doctors treating them.

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This study looked at the role of Community Diabetes Nurse Specialists (CDNS) and how they help patients with diabetes over a six-month period. It found that general practitioners refer patients to CDNSs four times more often than to other healthcare professionals, and CDNSs primarily focus on education and self-management of diabetes. They typically use telehealth more than in-person visits and manage complex patient needs while ensuring safety and personalized care, though their professional development opportunities are limited. Who this helps: This helps patients with diabetes by providing them better access to specialized care and education.

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This study focused on improving the health of food plants to ensure better crop quality and production, especially in the face of challenges like pests, diseases, and climate change. Researchers found that using advanced technologies can help us better understand plant vulnerabilities and apply targeted solutions to protect crops. This is crucial for food security, which affects stability in societies as the global population continues to grow. Who this helps: This helps farmers and agricultural scientists.

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This research examined the effectiveness and economic impact of food safety education programs in Ohio, specifically focusing on how teaching adults affected their food safety habits. The study found that 37.4% of participants improved their food safety practices, leading to significant economic benefits that surpassed the costs of the program, with a benefit-cost ratio estimated between 6.2 to 10.0. However, there are still important gaps in data that make it hard to measure the full impact, such as how long these improvements last and the overall number of people protected. Who this helps: This helps public health officials and policymakers working to improve food safety practices among adults.

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This study looked at research assistants (RAs) who work on clinical trials involving older adults with dementia to understand what makes them happy in their jobs. It found that nearly all RAs were motivated by their personal experiences with cognitively impaired older people, and they generally had higher traits like dedication, friendliness, and responsibility compared to others. The research highlighted that a positive team culture, where team members support each other, greatly contributed to their job satisfaction. Who this helps: This benefits research assistants, researchers, and ultimately the patients they serve.

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This study focused on how nurses can provide more personalized care to older patients who have both delirium and dementia while they are hospitalized. The researchers analyzed 750 care sessions and identified five key ways that nurses can improve care by understanding each patient’s background and preferences, enhancing communication methods, and tailoring cognitive activities. The findings show that using person-centered care can help reduce stress for both patients and healthcare providers in these challenging situations. Who this helps: This helps older patients with delirium and dementia, as well as the nurses and doctors caring for them.