Brett A. Osborn's research primarily investigates obesity, food insecurity, and related health issues affecting Latino communities. He studies how conditions like obesity can be managed through community programs, such as the Healthy Living Program (HeLP), which engages families in health education focused on nutrition, cooking, and fitness. Additionally, he explores the link between food insecurity and chronic illnesses like type 2 diabetes, highlighting how community support and access to healthy food can impact health outcomes. His work aims to inform public health strategies that address these key health challenges.
Key findings
In the Healthy Living Program (HeLP) study, children aged 2-6 experienced a 6.7% decrease in body mass index (BMI), those aged 7-11 had a 5.8% reduction, and teenagers aged 12-18 saw a 4.1% drop.
Research showed that Latino adults facing very low food security were three times more likely to develop type 2 diabetes than those with food security.
In a study of moxifloxacin, pediatric patients showed clearance at a rate of 18.2 liters per hour, confirming its safe use in children.
Frequently asked questions
Does Dr. Osborn study obesity?
Yes, Dr. Osborn focuses on obesity prevention, especially in low-income Hispanic communities through programs that involve the whole family.
What treatments has Dr. Osborn researched for diabetes?
He has investigated the effects of food insecurity on diabetes and the importance of community support in managing health outcomes for Latinos.
Is Dr. Osborn's work relevant to Latino patients?
Absolutely, much of his research is centered around health challenges faced by Latino communities, particularly in relation to obesity and diabetes.
Publications in plain English
Ensuring Competent Care Provision for Children and Adolescents With Obesity in the Primary Care Setting.
2026
Obesity reviews : an official journal of the International Association for the Study of Obesity
Plain English This research focused on identifying the skills and training that primary care health workers need to effectively manage obesity in children and adolescents. The study emphasized that healthcare providers must accurately diagnose obesity, engage with patients to improve their health, work with specialists for comprehensive care, and commit to ongoing education in this field. Having well-trained health workers is vital because it enhances the quality of care, which can help prevent serious health issues related to obesity.
Who this helps: This benefits pediatric patients struggling with obesity and their families.
Pragmatic Pilot Study of the Healthy Living Program: An Obesity Prevention and Treatment Program for Low-Income Hispanic Families Delivered Through Clinic-Community Partnership.
2026
Childhood obesity (Print)
Haemer MA, Tong S, Steen EJ, Osborn B, Bradley M +1 more
Plain English This study looked at the Healthy Living Program (HeLP), a family-based approach to prevent and treat obesity in low-income Hispanic families. The program, which included 12 sessions on nutrition, cooking, and fitness, showed improvements in the body mass index (BMI) of children. Specifically, children aged 2-6 saw a decrease of about 6.7% in their BMI, while those aged 7-11 reduced their BMI by about 5.8% and teens aged 12-18 had a 4.1% drop, indicating that HeLP effectively helps manage obesity in these communities.
Who this helps: This benefits low-income Hispanic families with children facing obesity.
Williams SL, Benedict K, Jackson BR, Rajeev M, Cooksey G +19 more
Plain English This study examined the true impact of a fungal infection called coccidioidomycosis in the United States, finding that around 273,000 people likely experienced symptoms from this infection in 2019. Importantly, this number is 10 to 18 times higher than what was officially reported, with 23,000 hospitalizations and about 900 deaths attributed to the disease that year. These findings highlight the need for better awareness and reporting of coccidioidomycosis to improve patient care and inform public health strategies.
Who this helps: This helps patients and healthcare providers by emphasizing the importance of recognizing and accurately diagnosing this infection.
Surveillance for Coccidioidomycosis, Histoplasmosis, and Blastomycosis During the COVID-19 Pandemic - United States, 2019-2021.
2024
MMWR. Morbidity and mortality weekly report
Williams SL, Smith DJ, Benedict K, Ahlers JR, Austin C +23 more
Plain English This study examined three serious fungal infections—coccidioidomycosis, histoplasmosis, and blastomycosis—during the COVID-19 pandemic in the U.S. Between 2019 and 2021, there were 59,655 cases of coccidioidomycosis, 3,595 cases of histoplasmosis, and 719 cases of blastomycosis. The pandemic appeared to reduce the number of cases reported in spring 2020 and led to a higher death rate from blastomycosis in 2021, indicating that the pandemic affected how patients sought care and how these diseases were diagnosed and reported.
Who this helps: This information benefits doctors and healthcare providers by improving their understanding and identification of these fungal infections.
Shiga Toxin-Producing Escherichia coli O157:H7 Illness Outbreak Associated with Untreated, Pressurized, Municipal Irrigation Water - Utah, 2023.
2024
MMWR. Morbidity and mortality weekly report
Osborn B, Hatfield J, Lanier W, Wagner J, Oakeson K +13 more
Plain English In the summer of 2023, a Shiga toxin-producing E. coli outbreak in city A, Utah, sickened 13 children, with seven needing hospitalization. Investigators found that the illness was linked to untreated municipal irrigation water, as 12 of the 13 affected children had played in or consumed this water. The study highlights the need for better public education and management of irrigation water to prevent future health risks.
Who this helps: This helps children and communities by promoting safer water practices.
Food Insecurity and Type 2 Diabetes Among Latinos: Examining Neighborhood Cohesion as a Protective Factor.
2023
Journal of racial and ethnic health disparities
Osborn B, Morey BN, Billimek J, Ro A
Plain English This study looked at how being part of a tight-knit community might affect the health of Latino adults dealing with food insecurity and type 2 diabetes (T2D). Researchers found that Latino adults facing low food security had much higher chances of having T2D—three times more likely for those with very low food security. Those who felt strong connections in their neighborhoods also had lower odds of developing T2D, suggesting that community support might help, but it didn't reduce the impact of food insecurity on diabetes as initially thought.
Who this helps: This research benefits Latino patients experiencing food insecurity by highlighting the importance of community support in their health outcomes.
Randomized-controlled trial of a whole-family obesity prevention and treatment intervention designed for low-income Hispanic families: HeLP the healthy living program.
2023
Contemporary clinical trials
Haemer M, Tong S, Bracamontes P, Gritz M, Osborn B +5 more
Plain English This research studied a program called the Healthy Living Program (HeLP), aimed at helping low-income Hispanic families tackle obesity by focusing on family values and food security. The trial involves 164 families taking part in either HeLP, which includes group sessions on nutrition and fitness, or a standard counseling approach through primary care. The goal is to reduce obesity in children aged 2-16 and prevent weight gain in their siblings, with a particular focus on improving family health and wellness.
Who this helps: This helps low-income Hispanic families struggling with obesity and related health issues.
Dietary Patterns and Their Association with Cardiometabolic Biomarkers and Outcomes among Hispanic Adults: A Cross-Sectional Study from the National Health and Nutrition Examination Survey (2013-2018).
2023
Nutrients
Osborn B, Haemer MA
Plain English This study looked at the diets of 2,049 Hispanic adults in the U.S. and how their eating habits related to health markers linked to heart and metabolic diseases. It found that those who ate a lot of solid fats and refined carbs tended to have a higher body mass index and lower good cholesterol levels. In contrast, those who consumed more vegetables had lower body fat but also lower good cholesterol at certain levels. Understanding these diet-health connections can help in creating better health interventions for Hispanic communities.
Who this helps: Patients, particularly Hispanic adults at risk for cardiovascular and metabolic issues.
Population Pharmacokinetics of Moxifloxacin in Children.
2022
Paediatric drugs
Greenberg RG, Landersdorfer CB, Rivera-Chaparro N, Harward M, Conrad T +6 more
Plain English This study looked at how the antibiotic moxifloxacin works in children under 18 years of age. Researchers collected data from 14 kids who took the drug and found that the medication moved through their bodies at certain rates, with clearance at 18.2 liters per hour and a distribution rate of 167 liters. Importantly, no serious side effects were reported, which supports the safe use of moxifloxacin in children when necessary.
Who this helps: This benefits pediatric patients who may need moxifloxacin for their treatment.
Food insecurity, diabetes, and perceived diabetes self-management among Latinos in California: Differences by nativity and duration of residence.
2022
Preventive medicine reports
Osborn B, Albrecht SS, Fleischer NL, Ro A
Plain English This study looked at how food insecurity affects type 2 diabetes (T2D) and people's ability to manage the condition among Latinos in California. It found that Latinos who experience low or very low food security have significantly higher chances of having T2D—1.44 to 2.37 times more likely—compared to those who have enough food. Additionally, those facing food insecurity are less likely to feel they can manage their diabetes well, especially if they are Latino immigrants living in the U.S. for more than 10 years.
Who this helps: This research benefits Latino patients living with diabetes, especially those facing food insecurity.
Cluster of Norovirus Genogroup IX Outbreaks in Long-Term Care Facilities, Utah, USA, 2021.
2022
Emerging infectious diseases
Osborn B, Pan CY, Hatada A, Hatfield J, Wagner J +4 more
Plain English This study looked at five outbreaks of gastroenteritis illness caused by norovirus in long-term care facilities in Utah in 2021. Four of these outbreaks were connected to a specific type of norovirus called genotype GIX and were traced back to healthcare workers who moved between different facilities. Monitoring this strain of norovirus is important to prevent future outbreaks and protect vulnerable populations.
Who this helps: Patients in long-term care facilities.
Phase 1 Study of the Effects of the Tuberculosis Treatment Pretomanid, Alone and in Combination With Moxifloxacin, on the QTc Interval in Healthy Volunteers.
2021
Clinical pharmacology in drug development
Li M, Saviolakis GA, El-Amin W, Makhene MK, Osborn B +3 more
Plain English This study looked at how two doses of a tuberculosis drug called pretomanid, both alone and combined with another medication called moxifloxacin, affect heart function in 74 healthy people. The researchers found that neither dose of pretomanid caused significant changes in heart rhythm, indicating it is safe in this regard. This is important because it helps support the use of pretomanid for treating tuberculosis without raising concerns about heart health.
Who this helps: Patients with tuberculosis and their doctors.
Phase Ib Trial To Evaluate the Safety and Pharmacokinetics of Multiple Ascending Doses of Filociclovir (MBX-400, Cyclopropavir) in Healthy Volunteers.
2019
Antimicrobial agents and chemotherapy
Rouphael NG, Hurwitz SJ, Hart M, Beck A, Anderson EJ +8 more
Plain English This study looked at the safety and effects of Filociclovir, an antiviral drug, when given in different doses to healthy adults. The researchers gave participants daily doses of 100 mg, 350 mg, or 750 mg for a week and found that while some people experienced mild side effects, no serious issues were reported. The 100 mg dose was enough to reach levels in the blood that could combat cytomegalovirus (CMV), which is important for developing treatments for patients at risk of CMV infections.
Who this helps: This research benefits patients at risk for CMV, including those with weakened immune systems.
Multiple-Ascending-Dose Phase 1 Clinical Study of the Safety, Tolerability, and Pharmacokinetics of CRS3123, a Narrow-Spectrum Agent with Minimal Disruption of Normal Gut Microbiota.
2019
Antimicrobial agents and chemotherapy
Lomeli BK, Galbraith H, Schettler J, Saviolakis GA, El-Amin W +10 more
Plain English This study looked at a new drug called CRS3123 to see if it is safe and how it behaves in the body. It involved 30 healthy young adults who took different doses of the drug for ten days, and the results showed that CRS3123 was safe, with no serious side effects reported. Additionally, it didn't significantly alter healthy gut bacteria, which is important for overall health, making it a promising option for treating infections caused by certain harmful bacteria.
Who this helps: This helps patients suffering from Clostridioides difficile infection (CDI).
Exploring Dietary Factors in the Food Insecurity and Obesity Relationship Among Latinos in California.
2018
Journal of health care for the poor and underserved
Ro A, Osborn B
Plain English This study looked at how food insecurity, which is not having enough healthy food to eat, relates to obesity among Latinos in California. Researchers found that Latina women who experienced severe food insecurity were 50% more likely to be obese compared to their food-secure counterparts. The study highlighted that making fresh produce more affordable in neighborhoods could help reduce this connection between food insecurity and obesity.
Who this helps: This helps Latino women facing food insecurity and policymakers aiming to improve community health.
The impact of an appointment-based medication synchronization programme on chronic medication adherence in an adult community pharmacy population.
2017
Journal of clinical pharmacy and therapeutics
Andrews SB, Marcy TR, Osborn B, Planas LG
Plain English This study looked at how an appointment-based medication synchronization program called Time My Meds (TMM) improved how well adults with chronic diseases stick to their medication regimens, compared to those receiving standard care. The results showed that 100% of TMM patients taking diabetes medication followed their prescriptions properly, while only 73.53% of standard care patients did the same. Additionally, prescription refills on time increased significantly, with diabetes patients' adherence rising from about 70% to nearly 85%.
Who this helps: This helps patients with chronic diseases and their healthcare providers.
Endodontic release system for apexification with calcium hydroxide microspheres.
2012
Journal of dental research
Strom TA, Arora A, Osborn B, Karim N, Komabayashi T +1 more
Plain English This study looked at a new way to use calcium hydroxide in dental treatments to help heal tooth roots without needing multiple visits to the dentist. Researchers created special microspheres that slowly release calcium and hydroxide ions for up to six months, allowing 72.1% of the medicament to stay in place, compared to just 46.9% from a standard product. This is important because it can make treatment easier for patients and improve success rates by reducing the frequency of dental appointments.
Who this helps: This benefits patients undergoing root canal treatments.
Fertility patients' views about frozen embryo disposition: results of a multi-institutional U.S. survey.
2010
Fertility and sterility
Lyerly AD, Steinhauser K, Voils C, Namey E, Alexander C +14 more
Plain English This study explored what fertility patients think about what to do with frozen embryos they no longer need. Among the 1,020 surveyed patients, 54% would likely use their frozen embryos for future pregnancies, while 21% would consider donating them for research. Most patients want more options and better information to make these important decisions, as current choices may not meet their needs.
Who this helps: This helps fertility patients by giving them clearer choices and support in managing their frozen embryos.
Knee joint injury and repair modeled by membrane systems.
2008
Bio Systems
Franco G, Jonoska N, Osborn B, Plaas A
Plain English This research studied how the knee joint heals after an injury by modeling the biological processes involved. The scientists focused on a substance called hyaluronan that plays a role in signaling during the healing process. They found that the healing can either succeed or fail, potentially leading to chronic issues like arthritis.
Who this helps: This helps patients recovering from knee injuries.
Superficial zone chondrocytes in normal and osteoarthritic human articular cartilages synthesize novel truncated forms of inter-alpha-trypsin inhibitor heavy chains which are attached to a chondroitin sulfate proteoglycan other than bikunin.
2008
Osteoarthritis and cartilage
Yoshihara Y, Plaas A, Osborn B, Margulis A, Nelson F +6 more
Plain English This study looked at specific components of cartilage in both healthy individuals and those with osteoarthritis (OA), focusing on proteins known as inter-alpha-trypsin inhibitors (IalphaI). Researchers found that in OA patients, certain forms of these proteins were present in higher amounts and were attached to a specific type of molecule called chondroitin sulfate, while these components were nearly absent in healthy cartilage. The findings highlight important changes in cartilage composition due to OA, which could influence how the disease progresses and how it might be treated.
Who this helps: This helps patients with osteoarthritis by providing insights for potential new treatment strategies.
Aggrecanolysis in human osteoarthritis: confocal localization and biochemical characterization of ADAMTS5-hyaluronan complexes in articular cartilages.
2007
Osteoarthritis and cartilage
Plaas A, Osborn B, Yoshihara Y, Bai Y, Bloom T +3 more
Plain English This study looked at the role of a specific enzyme called ADAMTS5 in human osteoarthritis (OA), which is a condition that damages cartilage in the joints. Researchers found that ADAMTS5 was much more abundant in OA cartilage compared to normal cartilage, especially in areas where it was located with a substance called hyaluronan. This is important because it shows how ADAMTS5 contributes to the breakdown of important parts of cartilage, which can lead to more joint damage in OA.
Who this helps: This helps patients with osteoarthritis by providing insights for potential treatments.
Image analysis of aggrecan degradation in articular cartilage with formalin-fixed samples.
2007
Methods in molecular medicine
Osborn B, Bai Y, Plaas AH, Sandy JD
Plain English This study looked at how a specific protein, called aggrecan, breaks down in joint cartilage, which is important for understanding arthritis. Researchers used tissue samples that had been preserved using standard methods and applied special antibodies to detect signs of aggrecan degradation; one particular measure showed a breakdown process related to joint damage. Understanding this degradation helps researchers figure out how arthritis damages the cartilage, which can lead to better treatment options.
Who this helps: Patients with arthritis and their doctors.
ADAMTS5-mediated aggrecanolysis in murine epiphyseal chondrocyte cultures.
2006
Osteoarthritis and cartilage
Stewart MC, Fosang AJ, Bai Y, Osborn B, Plaas A +1 more
Plain English This study explored the role of a protein called ADAMTS5 in breaking down a cartilage protein called aggrecan, which is significant in arthritis. Researchers found that when they looked at cells from young mice, only ADAMTS5 was responsible for this breakdown; in mice lacking ADAMTS5, no breakdown occurred. This matters because understanding how ADAMTS5 contributes to cartilage damage can help in developing treatments to protect cartilage from degradation in arthritis.
Who this helps: This helps patients with arthritis and their doctors.
Self-reported treatments used for lower-limb phantom pain: descriptive findings.
2006
Archives of physical medicine and rehabilitation
Hanley MA, Ehde DM, Campbell KM, Osborn B, Smith DG
Plain English This study looked at how people with lower-limb amputations deal with phantom limb pain (PLP) and what treatments they use. Out of 255 surveyed, 72% reported having PLP, but 53% of those never tried any treatment. The most common treatment was pain medication like acetaminophen and opioids, but only a few treatments, like opioids and chiropractic care, were considered helpful by most users. This highlights a gap in effective pain management for many individuals suffering from phantom limb pain.
Who this helps: Patients with lower-limb amputations experiencing phantom limb pain.
Swallowing and speech dysfunction in patients undergoing anterior cervical discectomy and fusion: a prospective, objective preoperative and postoperative assessment.
2002
Journal of spinal disorders & techniques
Frempong-Boadu A, Houten JK, Osborn B, Opulencia J, Kells L +2 more
Plain English This study examined swallowing and voice problems in patients undergoing a specific neck surgery called anterior cervical discectomy and fusion. Out of 23 patients, 48% showed signs of swallowing issues before the surgery, but most did not have any symptoms. Post-surgery, 67% of patients who initially had normal swallowing tests developed abnormalities, highlighting that while these issues can happen, they often don’t cause noticeable problems.
Who this helps: This information helps doctors and surgeons manage expectations and care for patients undergoing this type of neck surgery.
Differential toxicity of camptothecin, topotecan and 9-aminocamptothecin to human, canine, and murine myeloid progenitors (CFU-GM) in vitro.
1997
Cancer chemotherapy and pharmacology
Erickson-Miller CL, May RD, Tomaszewski J, Osborn B, Murphy MJ +2 more
Plain English Researchers studied how three cancer drugs—camptothecin, topotecan, and 9-aminocamptothecin—affect blood cell production in humans, dogs, and mice. They found that human cells were much more sensitive to the drugs; for instance, human cells showed toxic effects at doses that were 2.6 to 21 times lower than those needed for mice. This is important because it helps explain why these drugs are less effective at curing cancer in humans despite working in mouse models, and it suggests that we need new ways to make human cells more tolerant to these treatments.
Who this helps: This helps patients undergoing cancer treatment by identifying ways to improve drug effectiveness.