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Non-Invasive Measurement Of Elasticity In Glioblastoma Multiforme Validates Decreased Tmz Sensitivity In Astrocyte Co-Culture, Megan Mendieta, Maryam Hatami, Manmohan Singh, Sajedeh Saeidi Fard, Mohammad Dehshiri, Dmitry Nevozhay, Bulent Ozpolat, Konstantin V Sokolov, Yasemin M Akay, Kirill V Larin, Metin Akay Jan 2025

Non-Invasive Measurement Of Elasticity In Glioblastoma Multiforme Validates Decreased Tmz Sensitivity In Astrocyte Co-Culture, Megan Mendieta, Maryam Hatami, Manmohan Singh, Sajedeh Saeidi Fard, Mohammad Dehshiri, Dmitry Nevozhay, Bulent Ozpolat, Konstantin V Sokolov, Yasemin M Akay, Kirill V Larin, Metin Akay

Faculty, Staff and Student Publications

Goal: In this research, we investigated the changes in elasticity of in vitro glioblastoma multiforme (GBM) spheroids when treated with the gold standard chemotherapy for GBM, Temozolomide (TMZ). Additionally, we aimed to use this alternative biomarker to assess how modifying the tumor microenvironment (TME) with the addition of human astrocytes (HA) would influence treatment efficacy. Methods: Spheroid stiffness was investigated using advanced non-invasive optical techniques, nanobomb optical coherence elastography (nb-OCE) and Brillouin microscopy to obtain new biomechanical insights by assessing local tumor progression or response to therapy using GBM cells (LN229). Results: The treated monocultured GBM groups showed a significant …


Chronic Circadian Misalignment Accelerates Sarcopenia Progression In Mice, Takashi Seya, Nobuya Koike, Naoki Okubo, Yasuhiro Umemura, Yoshiki Tsuchiya, Yasuhiro Endo, Akiyo Kakibuchi, Akira Sugimoto, Kenji Takahashi, Seung-Hee Yoo, Zheng Chen, Kazuhiro Yagita Jan 2025

Chronic Circadian Misalignment Accelerates Sarcopenia Progression In Mice, Takashi Seya, Nobuya Koike, Naoki Okubo, Yasuhiro Umemura, Yoshiki Tsuchiya, Yasuhiro Endo, Akiyo Kakibuchi, Akira Sugimoto, Kenji Takahashi, Seung-Hee Yoo, Zheng Chen, Kazuhiro Yagita

Faculty, Staff and Student Publications

Introduction: In today's 24/7 society, circadian misalignment caused by environmental and lifestyle factors is associated with various adverse health consequences. Understanding tissue-specific pathology is required to counter this growing public health challenge. A potential association of environmental circadian misalignment with sarcopenia, or accelerated loss of skeletal muscle strength and mass, is poorly documented.

Methods: 14-week-old wild-type C57BL/6J male mice were exposed to a chronic jet lag (CJL) paradigm consisting of an 8-h phase advance every 4 days (the ADV group) or a fixed light-dark cycle (the LD group) for 64 weeks. Grip strength was measured during the experiment, and hindlimb …


Overview Of The Head And Neck Tumor Segmentation For Magnetic Resonance Guided Applications (Hnts-Mrg) 2024 Challenge, Kareem A Wahid, Cem Dede, Dina M El-Habashy, Serageldin Kamel, Michael K Rooney, Moamen R A Abdelaal, Kelsey L Corrigan, Enoch Chang, Stephanie O Dudzinski, Travis C Salzillo, Brigid A Mcdonald, Samuel L Mulder, Lucas Mccullum, Qusai Alakayleh, Carlos Sjogreen, Renjie He, Abdallah S R Mohamed, Stephen Y Lai, John P Christodouleas, Andrew J Schaefer, Mohamed A Naser, Clifton D Fuller Jan 2025

Overview Of The Head And Neck Tumor Segmentation For Magnetic Resonance Guided Applications (Hnts-Mrg) 2024 Challenge, Kareem A Wahid, Cem Dede, Dina M El-Habashy, Serageldin Kamel, Michael K Rooney, Moamen R A Abdelaal, Kelsey L Corrigan, Enoch Chang, Stephanie O Dudzinski, Travis C Salzillo, Brigid A Mcdonald, Samuel L Mulder, Lucas Mccullum, Qusai Alakayleh, Carlos Sjogreen, Renjie He, Abdallah S R Mohamed, Stephen Y Lai, John P Christodouleas, Andrew J Schaefer, Mohamed A Naser, Clifton D Fuller

Faculty, Staff and Student Publications

Magnetic resonance (MR)-guided radiation therapy (RT) is enhancing head and neck cancer (HNC) treatment through superior soft tissue contrast and longitudinal imaging capabilities. However, manual tumor segmentation remains a significant challenge, spurring interest in artificial intelligence (AI)-driven automation. To accelerate innovation in this field, we present the Head and Neck Tumor Segmentation for MR-Guided Applications (HNTS-MRG) 2024 Challenge, a satellite event of the 27th International Conference on Medical Image Computing and Computer Assisted Intervention. This challenge addresses the scarcity of large, publicly available AI-ready adaptive RT datasets in HNC and explores the potential of incorporating multi-timepoint data to enhance RT …


Clinical Criteria For Limbic-Predominant Age-Related Tdp-43 Encephalopathy, David A Wolk, Peter T Nelson, Liana Apostolova, Konstantinos Arfanakis, Patricia A Boyle, Nick Corriveau-Lecavalier, Bradford C Dickerson, Kimiko Domoto-Reilly, Brittany N Dugger, Rebecca Edelmayer, David W Fardo, Michel J Grothe, Timothy J Hohman, David J Irwin, Gregory A Jicha, David T Jones, Claudia H Kawas, Edward B Lee, Karen Lincoln, Gladys E Maestre, Elizabeth C Mormino, Chiadi U Onyike, Ronald C Petersen, Gil D Rabinovici, Rosa Rademakers, Rema Raman, Katya Rascovsky, Robert A Rissman, Emily Rogalski, Philip Scheltens, Reisa A Sperling, Hyun-Sik Yang, Lei Yu, Henrik Zetterberg, Julie A Schneider Jan 2025

Clinical Criteria For Limbic-Predominant Age-Related Tdp-43 Encephalopathy, David A Wolk, Peter T Nelson, Liana Apostolova, Konstantinos Arfanakis, Patricia A Boyle, Nick Corriveau-Lecavalier, Bradford C Dickerson, Kimiko Domoto-Reilly, Brittany N Dugger, Rebecca Edelmayer, David W Fardo, Michel J Grothe, Timothy J Hohman, David J Irwin, Gregory A Jicha, David T Jones, Claudia H Kawas, Edward B Lee, Karen Lincoln, Gladys E Maestre, Elizabeth C Mormino, Chiadi U Onyike, Ronald C Petersen, Gil D Rabinovici, Rosa Rademakers, Rema Raman, Katya Rascovsky, Robert A Rissman, Emily Rogalski, Philip Scheltens, Reisa A Sperling, Hyun-Sik Yang, Lei Yu, Henrik Zetterberg, Julie A Schneider

Faculty, Staff and Student Publications

Limbic predominant age-related TDP-43 encephalopathy neuropathologic change (LATE-NC) is highly prevalent in late life and a common co-pathology with Alzheimer's disease neuropathologic change (ADNC). LATE-NC is a slowly progressive, amnestic clinical syndrome. Alternatively, when present with ADNC, LATE-NC is associated with a more rapid course. With the emergence of anti-amyloid therapeutics, discrimination of LATE-NC from ADNC is critical and will lead to greater clinical recognition of amnestic patients without ADNC. Furthermore, co-pathology with LATE-NC may influence outcomes of these therapeutics. Thus there is a need to identify patients during life with likely LATE-NC. We propose criteria for clinical diagnosis of …


Characterization Of Additive Gene-Environment Interactions For Colorectal Cancer Risk, Claire E Thomas, Yi Lin, Michelle Kim, Eric S Kawaguchi, Conghui Qu, Brigid M Lynch, Kostas Tsilidis, Robert Carreras-Torres, Franzel J B Van Duijnhoven, Lori C Sakoda, Peter T Campbell, Yu Tian, Jenny Chang-Claude, Stéphane Bézieau, Arif Budiarto, Julie R Palmer, Polly A Newcomb, Graham Casey, Loic Le Marchandz, Marios Giannakis, Christopher I Li, Andrea Gsur, Christina Newton, Mireia Obón-Santacana, Victor Moreno, Pavel Vodicka, Hermann Brenner, Michael Hoffmeister, Andrew J Pellatt, Robert E Schoen, Niki Dimou, Neil Murphy, Marc J Gunter, Sergi Castellví-Bel, Jane C Figueiredo, Andrew T Chan, Mingyang Song, Li Li, D Timothy Bishop, Stephen B Gruber, James W Baurley, Stephanie A Bien, David V Conti, Jeroen R Huyghe, Anshul Kundaje, Yu-Ru Su, Jun Wang, Temitope O Keku, Michael O Woods, Sonja I Berndt, Stephen J Chanock, Catherine M Tangen, Alicja Wolk, Andrea Burnett-Hartman, Anna H Wu, Emily White, Matthew A Devall, Virginia Díez-Obrero, David A Drew, Edward Giovannucci, Akihisa Hidaka, Andre E Kim, Juan Pablo Lewinger, John Morrison, Jennifer Ose, Nikos Papadimitriou, Bens Pardamean, Anita R Peoples, Edward A Ruiz-Narvaez, Anna Shcherbina, Mariana C Stern, Xuechen Chen, Duncan C Thomas, Elizabeth A Platz, W James Gauderman, Ulrike Peters, Li Hsu Jan 2025

Characterization Of Additive Gene-Environment Interactions For Colorectal Cancer Risk, Claire E Thomas, Yi Lin, Michelle Kim, Eric S Kawaguchi, Conghui Qu, Brigid M Lynch, Kostas Tsilidis, Robert Carreras-Torres, Franzel J B Van Duijnhoven, Lori C Sakoda, Peter T Campbell, Yu Tian, Jenny Chang-Claude, Stéphane Bézieau, Arif Budiarto, Julie R Palmer, Polly A Newcomb, Graham Casey, Loic Le Marchandz, Marios Giannakis, Christopher I Li, Andrea Gsur, Christina Newton, Mireia Obón-Santacana, Victor Moreno, Pavel Vodicka, Hermann Brenner, Michael Hoffmeister, Andrew J Pellatt, Robert E Schoen, Niki Dimou, Neil Murphy, Marc J Gunter, Sergi Castellví-Bel, Jane C Figueiredo, Andrew T Chan, Mingyang Song, Li Li, D Timothy Bishop, Stephen B Gruber, James W Baurley, Stephanie A Bien, David V Conti, Jeroen R Huyghe, Anshul Kundaje, Yu-Ru Su, Jun Wang, Temitope O Keku, Michael O Woods, Sonja I Berndt, Stephen J Chanock, Catherine M Tangen, Alicja Wolk, Andrea Burnett-Hartman, Anna H Wu, Emily White, Matthew A Devall, Virginia Díez-Obrero, David A Drew, Edward Giovannucci, Akihisa Hidaka, Andre E Kim, Juan Pablo Lewinger, John Morrison, Jennifer Ose, Nikos Papadimitriou, Bens Pardamean, Anita R Peoples, Edward A Ruiz-Narvaez, Anna Shcherbina, Mariana C Stern, Xuechen Chen, Duncan C Thomas, Elizabeth A Platz, W James Gauderman, Ulrike Peters, Li Hsu

Faculty, Staff and Student Publications

Background: Colorectal cancer (CRC) is a common, fatal cancer. Identifying subgroups who may benefit more from intervention is of critical public health importance. Previous studies have assessed multiplicative interaction between genetic risk scores and environmental factors, but few have assessed additive interaction, the relevant public health measure.

Methods: Using resources from CRC consortia, including 45,247 CRC cases and 52,671 controls, we assessed multiplicative and additive interaction (relative excess risk due to interaction, RERI) using logistic regression between 13 harmonized environmental factors and genetic risk score, including 141 variants associated with CRC risk.

Results: There was no evidence of multiplicative interaction …


Novel Use And Value Of Contrast-Enhanced Susceptibility-Weighted Imaging Morphologic And Radiomic Features In Predicting Extremity Soft Tissue Undifferentiated Pleomorphic Sarcoma Treatment Response, Raul F Valenzuela, Elvis De Jesus Duran Sierra, Mathew A Canjirathinkal, Behrang Amini, Ken-Pin Hwang, Keila E Torres, Wei-Lien Wang, Robert S Benjamin, Andrew J Bishop, John E Madewell, William A Murphy, Colleen M Costelloe Jan 2025

Novel Use And Value Of Contrast-Enhanced Susceptibility-Weighted Imaging Morphologic And Radiomic Features In Predicting Extremity Soft Tissue Undifferentiated Pleomorphic Sarcoma Treatment Response, Raul F Valenzuela, Elvis De Jesus Duran Sierra, Mathew A Canjirathinkal, Behrang Amini, Ken-Pin Hwang, Keila E Torres, Wei-Lien Wang, Robert S Benjamin, Andrew J Bishop, John E Madewell, William A Murphy, Colleen M Costelloe

Faculty, Staff and Student Publications

Purpose: Undifferentiated pleomorphic sarcomas (UPSs) demonstrate therapy-induced hemosiderin deposition, granulation tissue formation, fibrosis, and calcification. We aimed to determine the treatment-assessment value of morphologic tumoral hemorrhage patterns and first- and high-order radiomic features extracted from contrast-enhanced susceptibility-weighted imaging (CE-SWI).

Materials and methods: This retrospective institutional review board-authorized study included 33 patients with extremity UPS with magnetic resonance imaging and resection performed from February 2021 to May 2023. Volumetric tumor segmentation was obtained at baseline, postsystemic chemotherapy (PC), and postradiation therapy (PRT). The pathology-assessed treatment effect (PATE) in surgical specimens separated patients into responders (R; ≥90%, n = 16), partial responders …


Reproducibility And Repeatability Of 18f-(2s, 4r)-4-Fluoroglutamine Pet Imaging In Preclinical Oncology Models, Gregory D Ayers, Allison S Cohen, Seong-Woo Bae, Xiaoxia Wen, Alyssa Pollard, Trey Claus, Ling Geng, Ping Zhao, Mohammed Noor Tantawy, Seth T Gammon, H Charles Manning Jan 2025

Reproducibility And Repeatability Of 18f-(2s, 4r)-4-Fluoroglutamine Pet Imaging In Preclinical Oncology Models, Gregory D Ayers, Allison S Cohen, Seong-Woo Bae, Xiaoxia Wen, Alyssa Pollard, Trey Claus, Ling Geng, Ping Zhao, Mohammed Noor Tantawy, Seth T Gammon, H Charles Manning

Faculty, Staff and Student Publications

Introduction: Measurement of repeatability and reproducibility (R&R) is necessary to realize the full potential of positron emission tomography (PET). Several studies have evaluated the reproducibility of PET using 18F-FDG, the most common PET tracer used in oncology, but similar studies using other PET tracers are scarce. Even fewer assess agreement and R&R with statistical methods designed explicitly for the task. 18F-(2S, 4R)-4-fluoro-glutamine (18F-Gln) is a PET tracer designed for imaging glutamine uptake and metabolism. This study illustrates high reproducibility and repeatability with 18F-Gln for in vivo research.

Methods: Twenty mice bearing colorectal cancer cell line xenografts were injected with ~9 …


The Impact Of A Small-Group Mammography Video Discussion On Promoting Screening Uptake Among Nonadherent Chinese American Immigrant Women: A Randomized Controlled Trial, Naomi Q P Tan, Grace X Ma, Annette E Maxwell, Roger L Brown, Kathy Zhou, Lucy Young, Qian Lu, Judy Huei-Yu Wang Jan 2025

The Impact Of A Small-Group Mammography Video Discussion On Promoting Screening Uptake Among Nonadherent Chinese American Immigrant Women: A Randomized Controlled Trial, Naomi Q P Tan, Grace X Ma, Annette E Maxwell, Roger L Brown, Kathy Zhou, Lucy Young, Qian Lu, Judy Huei-Yu Wang

Faculty, Staff and Student Publications

Background: The objective of this study was to evaluate the efficacy of an in-person, small-group mammography video discussion (SMVD) intervention on mammography uptake among nonadherent Chinese American immigrant women.

Methods: Women (N = 956) were randomized into either an SMVD group, where Chinese-speaking community health workers (CHWs) used an effective, culturally appropriate video to discuss mammography, or a video-only group, which viewed the cultural video sent by mail. Outcomes were mammography uptake at 6 months and 21 months postintervention.

Results: Women in both groups increased mammography uptake, and an outcome analysis revealed no group differences (adjusted odds ratio [AOR], 1.18; …


Efficacy Of A Smartphone Application Assisting Home-Based Rehabilitation And Symptom Management For Patients With Lung Cancer Undergoing Video-Assisted Thoracoscopic Lobectomy: A Prospective, Single-Blinded, Randomised Control Trial (Popper Study, Chao Lv, Fangliang Lu, Xiugeng Zhou, Xiang Li, Wenhua Yu, Kaishen Chen, Chao Han, Jia Wang, Yuzhao Wang, Shaolei Li, Liang Wang, Yinan Liu, Shanyuan Zhang, Miao Huang, Dongdong Song, Dachuan Zhao, Bing Liu, Yaqi Wang, Xinrun Cui, Zhiwei Zhou, Shi Yan, Nan Wu Jan 2025

Efficacy Of A Smartphone Application Assisting Home-Based Rehabilitation And Symptom Management For Patients With Lung Cancer Undergoing Video-Assisted Thoracoscopic Lobectomy: A Prospective, Single-Blinded, Randomised Control Trial (Popper Study, Chao Lv, Fangliang Lu, Xiugeng Zhou, Xiang Li, Wenhua Yu, Kaishen Chen, Chao Han, Jia Wang, Yuzhao Wang, Shaolei Li, Liang Wang, Yinan Liu, Shanyuan Zhang, Miao Huang, Dongdong Song, Dachuan Zhao, Bing Liu, Yaqi Wang, Xinrun Cui, Zhiwei Zhou, Shi Yan, Nan Wu

Faculty, Staff and Student Publications

Background: Video-assisted thoracoscopic (VATS) lobectomy can affect patients' pulmonary function and quality of life significantly. No optimal protocol combining patient-reported outcome-based symptom management and postdischarge rehabilitation programme has yet been established. This study aimed to assess the efficacy of a novel smartphone app designed for home-based symptom management and rehabilitation.

Methods: The app was developed based on three modules: a symptom reporting system with alerts, aerobic and respiratory training exercises, and educational material. Four core symptoms were selected based on a questionnaire survey of 201 patients and three rounds of Delphi voting by 30 experts. The authors screened 265 patients …


A Novel Automated Ct Biomarker To Predict Outcomes In Acute Ischemic Stroke: Net Water Uptake, Monica Mallavarapu, Hyun Woo Kim, Ananya Iyyangar, Sergio Salazar-Marioni, Albert J Yoo, Sunil A Sheth Jan 2025

A Novel Automated Ct Biomarker To Predict Outcomes In Acute Ischemic Stroke: Net Water Uptake, Monica Mallavarapu, Hyun Woo Kim, Ananya Iyyangar, Sergio Salazar-Marioni, Albert J Yoo, Sunil A Sheth

Faculty, Staff and Student Publications

Background: Recent trials of large core thrombectomy have shown that our traditional understanding of infarct characteristics and reperfusion benefit may be incomplete for patients with acute ischemic stroke (AIS). The Alberta Stroke Program Early CT Score (ASPECTS) has wide inter-rater variability, and modern studies have also shown that reperfusion therapies can benefit some patients regardless of the ASPECTS. Reproducible imaging metrics that account for the degree of hypo-attenuation on non-contrast computed tomography (NCCT) may be better suited to guide treatments. Here, we evaluate Net Water Uptake (NWU), a novel NCCT metric that can be calculated in a rapid and automated …


Inhibition Of Nitric Oxide Synthase Transforms Carotid Occlusion-Mediated Benign Oligemia Into De Novo Large Cerebral Infarction, Ha Kim, Jinyong Chung, Jeong Wook Kang, Dawid Schellingerhout, Soo Ji Lee, Inyeong Park, Dong-Seok Gwak, Ji Sung Lee, Sung-Ha Hong, Kang-Hoon Je, Hee-Joon Bae, Joohon Sung, Eng H Lo, James Faber, Cenk Ayata, Dong-Eog Kim Jan 2025

Inhibition Of Nitric Oxide Synthase Transforms Carotid Occlusion-Mediated Benign Oligemia Into De Novo Large Cerebral Infarction, Ha Kim, Jinyong Chung, Jeong Wook Kang, Dawid Schellingerhout, Soo Ji Lee, Inyeong Park, Dong-Seok Gwak, Ji Sung Lee, Sung-Ha Hong, Kang-Hoon Je, Hee-Joon Bae, Joohon Sung, Eng H Lo, James Faber, Cenk Ayata, Dong-Eog Kim

Faculty, Staff and Student Publications

No abstract provided.


Patient-Reported Outcomes During Pelvic Radiation Therapy: A Secondary Analysis On Sexual Function From Nrg-Rtog 1203, Kelsey L Corrigan, Rebecca Paulus, Ann H Klopp, Lari B Wenzel, Anamaria R Yeung, Desiree E Doncals, Nancy H Wiggers, Dasarahally S Mohan, Sharad A Ghamande, Shannon N Westin, Kara L Schnarr, Michael L Haas, David K Gaffney, Steven E Waggoner, Pamela J Vanderwall, Noha T Jastaniyah, Stephanie L Pugh, Lisa A Kachnic Jan 2025

Patient-Reported Outcomes During Pelvic Radiation Therapy: A Secondary Analysis On Sexual Function From Nrg-Rtog 1203, Kelsey L Corrigan, Rebecca Paulus, Ann H Klopp, Lari B Wenzel, Anamaria R Yeung, Desiree E Doncals, Nancy H Wiggers, Dasarahally S Mohan, Sharad A Ghamande, Shannon N Westin, Kara L Schnarr, Michael L Haas, David K Gaffney, Steven E Waggoner, Pamela J Vanderwall, Noha T Jastaniyah, Stephanie L Pugh, Lisa A Kachnic

Faculty, Staff and Student Publications

Purpose: NRG-RTOG 1203 reported that intensity-modulated radiation therapy (IMRT) reduced patient-reported GI toxicities in patients with cervical/endometrial cancer receiving postoperative RT, compared with 3-dimensional conformal radiation therapy (3DRT). We conducted a secondary analysis of patient-reported sexual function (PR-SF) among treatment groups to identify factors associated with sexual dysfunction.

Methods and materials: Patients on NRG-RTOG 1203 were randomly assigned to 3DRT versus IMRT and completed Patient-Reported Outcomes (PRO)-Common Terminology Criteria for Adverse Events (CTCAE) and FACT-Cx surveys at baseline, week 5 of RT, and at 4-6 weeks, 1 year, and 3 years after RT. Patient responses to FACT-Cx sexual function questions …


Individualized Frequency And Montage Tacs To Engage Theta-Gamma Coupling And Enhance Working Memory In Mild Cognitive Impairment, Mina Mirjalili, Iryna S Palamarchuk, Heather Brooks, Reza Zomorrodi, Ashley Melichercik, Sean M Nestor, Abhishek Datta, Christopher Bowie, Bernadette Mdawar, Kullervo Hynynen, Sanjeev Kumar, Tarek K Rajji Jan 2025

Individualized Frequency And Montage Tacs To Engage Theta-Gamma Coupling And Enhance Working Memory In Mild Cognitive Impairment, Mina Mirjalili, Iryna S Palamarchuk, Heather Brooks, Reza Zomorrodi, Ashley Melichercik, Sean M Nestor, Abhishek Datta, Christopher Bowie, Bernadette Mdawar, Kullervo Hynynen, Sanjeev Kumar, Tarek K Rajji

Faculty, Staff and Student Publications

Mild Cognitive Impairment (MCI) is a clinical prodromal stage of Alzheimer's disease. Enhancing executive functions in patients with MCI could optimize cognitive compensatory mechanisms and slow cognitive decline. The prefrontal cortex (PFC) and its connections to the hippocampus support executive functions, including working memory. Transcranial alternating current stimulation (tACS) can modulate these connections by engaging theta-gamma coupling (TGC) and may thereby strengthen working memory. This study, "tACS to engage theta-gamma coupling and enhance working memory in MCI" (tACS-MCI), will assess the feasibility and cognitive effects of EEG and MRI-guided individualized tACS. The stimulation will target the prefrontal and temporal cortices …


Development, Delivery, And Evaluation Of The Texas Epidemic Public Health Institute Pilot Infection Control Lecture Series, Eric L Brown Jan 2025

Development, Delivery, And Evaluation Of The Texas Epidemic Public Health Institute Pilot Infection Control Lecture Series, Eric L Brown

Faculty, Staff and Student Publications

Introduction: The Texas Epidemic Public Health Institute (TEPHI) aims to keep Texans healthy and the economy strong by preparing for the next infectious disease outbreak. TEPHI's Small Rural Healthcare Preparedness core developed, delivered, and evaluated a pilot infection prevention and control webinar series called Infection Control for rural-serving health professionals and organizations based on infection prevention and control field best practices.

Methods: Data from the first year of the Infection Control series was collected through attendee registration forms, attendance records, knowledge, and post-lecture evaluation surveys using Qualtrics. The data were analyzed using Qualtrics software. Lectures were free and open to …


Evaluating The Emotional Accuracy Of Ai-Generated Facial Expressions In Neurotypical Individuals Jan 2025

Evaluating The Emotional Accuracy Of Ai-Generated Facial Expressions In Neurotypical Individuals

Faculty, Staff and Student Publications

This study examines the ability of generative artificial intelligence to produce facial expressions representing basic emotions in a neutral context using black-and-white cartoon imagery. Mentalization, the capacity to recognize and interpret one’s own and others’ mental states, is critical for social interaction and emotional regulation. We explored the emotional validation of artificial intelligence (AI)-generated images by assessing the agreement between human interpretations of emotions and those generated by an AI model. Thirty-four participants evaluated images depicting six basic emotions: sadness, anger, happiness, surprise, fear, and disgust. Our findings revealed significant variability in human agreement, with higher concordance for sadness, anger, …


Measurement Of Oxygen Consumption Rate In Mouse Aortic Tissue, Jay Dunn Jan 2025

Measurement Of Oxygen Consumption Rate In Mouse Aortic Tissue, Jay Dunn

Faculty, Staff and Student Publications

Thoracic aortic aneurysm and dissection (TAD) is a life-threatening vascular disorder, and smooth muscle cell mitochondrial dysfunction leads to cell death, contributing to TAD. Accurate measurements of metabolic processes are essential for understanding cellular homeostasis in both healthy and diseased states. While assays for evaluating mitochondrial respiration have been well established for cultured cells and isolated mitochondria, no optimized application has been developed for aortic tissue. In this study, we generate an optimized protocol using the Agilent Seahorse XFe24 analyzer to measure mitochondrial respiration in mouse aortic tissue. This method allows for precise measurement of mitochondrial oxygen consumption in mouse …


Designing A Narrative-Based Video Game For Adolescents Coping With A Parent's Cancer, Carlos Martinez, Jane Hamilton, Muhammad Tuan Amith, Licong Cui Jan 2025

Designing A Narrative-Based Video Game For Adolescents Coping With A Parent's Cancer, Carlos Martinez, Jane Hamilton, Muhammad Tuan Amith, Licong Cui

Faculty, Staff and Student Publications

We developed the narrative video game Sophia that immerses users in the story of a 13-year-old girl during her father's 18-month battle with glioblastoma and her journey toward resilience during her high school years following his passing. The game is designed to engage adolescents coping with parental cancer in multiple gameplay modes and levels, the character, and the outcome of the story as a way to build connections and explore the themes of illness, dying, bereavement, and resilience. The scenes at each level correspond to the stages of glioblastoma illness as well as the teenage milestones she passes through without …


Refinement Of A Published Gene-Physical Activity Interaction Impacting Hdl-Cholesterol: Role Of Sex And Lipoprotein Subfractions, Margery A Connelly, Alexis C Wood, Michael Y Tsai, Kent D Taylor, Stephen S Rich, Jerome I Rotter, James D Otvos, Amy R Bentley, Samia Mora, Hugues Aschard, D C Rao, Charles Gu, Daniel I Chasman, Alisa K Manning Jan 2025

Refinement Of A Published Gene-Physical Activity Interaction Impacting Hdl-Cholesterol: Role Of Sex And Lipoprotein Subfractions, Margery A Connelly, Alexis C Wood, Michael Y Tsai, Kent D Taylor, Stephen S Rich, Jerome I Rotter, James D Otvos, Amy R Bentley, Samia Mora, Hugues Aschard, D C Rao, Charles Gu, Daniel I Chasman, Alisa K Manning

Faculty, Staff and Students Publications

Large-scale gene-environment interaction (GxE) discovery efforts often involve analytical compromises for the sake of data harmonization and statistical power. Refinement of exposures, covariates, outcomes, and population subsets may be helpful to establish often-elusive replication and evaluate potential clinical utility. Here, we used additional datasets, an expanded set of statistical models, and interrogation of lipoprotein metabolism via nuclear magnetic resonance (NMR)-based lipoprotein subfractions to refine a previously discovered GxE modifying the relationship between physical activity (PA) and HDL-cholesterol (HDL-C). We explored this GxE in the Women’s Genome Health Study (WGHS; N=23,294; the strongest cohort-specific signal in the original meta-analysis), the UK …


From Trials To Practice: Implementing A Clinical Intervention In Community Settings, Craig A Johnston, Salim S Virani, Ashok Balasubramanyam, Christie M Ballantyne, Aanand D Naik Jan 2025

From Trials To Practice: Implementing A Clinical Intervention In Community Settings, Craig A Johnston, Salim S Virani, Ashok Balasubramanyam, Christie M Ballantyne, Aanand D Naik

Faculty, Staff and Students Publications

Introduction/objectives: Diabetes increases the risk of complications, especially for vulnerable populations. Our previous randomized clinical trial (RCT), TIME (Telehealth-supported, Integrated Community Health Workers (CHWs), Medication access, group visit Education), showed the efficacy of CHW-led diabetes care. This study aimed to gather data on transitioning TIME from clinical trials to practical implementation.

Methods: We conducted a 12-month RCT at a nonprofit community clinic using the Consolidated Framework for Implementation Research (CFIR). Participants, Hispanic adults without insurance and with type 2 diabetes (N = 58; 29/arm), were randomized to TIME (intervention) or usual care (control). The intervention included monthly group visits and …


Home Dialysis For Latinx Individuals Living With Kidney Failure: A Qualitative Study Of Interdisciplinary Dialysis Clinicians, Sushrut S Waikar Jan 2025

Home Dialysis For Latinx Individuals Living With Kidney Failure: A Qualitative Study Of Interdisciplinary Dialysis Clinicians, Sushrut S Waikar

Faculty, Staff and Student Publications

Key Points:

  1. Individual-level advocacy to overcome structural barriers to home dialysis is key in improving home dialysis access for Latinx individuals.

  2. Acknowledging patient influences on dialysis modality choice is critical for Latinx individuals with kidney failure.

  3. Early, repeated education from a trusted source is important for Latinx individuals with kidney failure.

Background: Latinx individuals experience two times the incidence of kidney failure compared with non-Latinx individuals and are less likely to use home dialysis therapies. In this qualitative study, interdisciplinary home dialysis clinicians were interviewed to understand the key factors and strategies used by clinicians to improve home dialysis uptake …


Virtually Assisted Home Rehabilitation After Acute Stroke (Vast-Rehab): A Descriptive Pilot Study For Young And Underserved Stroke Survivors, Aylen Sosa, Mary E Russell, Sean I Savitz Jan 2025

Virtually Assisted Home Rehabilitation After Acute Stroke (Vast-Rehab): A Descriptive Pilot Study For Young And Underserved Stroke Survivors, Aylen Sosa, Mary E Russell, Sean I Savitz

Faculty, Staff and Student Publications

Introduction: The objective of Virtually Assisted home rehabilitation after acute STroke was to offer a fully remote telerehabilitation intervention to stroke survivors during the COVID-19 pandemic.

Methods: Participants were recruited from acute care, inpatient rehab, or provider/self-referral if they had a stroke within the previous year, prestroke modified Rankin Scale < 3, were recommended to participate in rehab, and had internet access. Exclusions were: prior injury/diagnoses that impacted functional level, life expectancy of less than six months, or safety concerns. Outcomes were within one week prior to initiation and within one week after completion of telerehabilitation sessions. Video call sessions were completed 1-2 times a week for 12 weeks. Occupational therapy, physical therapy, and/or speech therapy were provided. Analyses involved descriptive statistics; qualitative comments were aggregated and analyzed for broader themes. Twenty participants were consented.

Results: Of the 20 participants (39-71 years old, 35% White, 50% female), 12 completed study activities, five completed exit interview; 10 demonstrated improvement on National Institute of Health Stroke Scale from a mean of 5.6 at baseline to 2.7 at end of study, six demonstrated improvement in modified Rankin Score …


Treatment Refusal By Cancer Patients: A Qualitative Study Of Oncology Health Professionals’ Views And Experiences In Australia, Moira O’Connor, Ashleigh Pantaleo, Tracey Williams, Mary Theophilus, Jordan Joseph, Nicolas H. Hart, Darren Haywood Jan 2025

Treatment Refusal By Cancer Patients: A Qualitative Study Of Oncology Health Professionals’ Views And Experiences In Australia, Moira O’Connor, Ashleigh Pantaleo, Tracey Williams, Mary Theophilus, Jordan Joseph, Nicolas H. Hart, Darren Haywood

Research outputs 2022 to 2026

In some cases, against medical advice, a person with cancer decides not to undergo any conventional, evidence-based cancer treatments including chemotherapy, radiotherapy hormone therapy and others. Estimates for treatment refusal range from 2.6% to 14.55%. Refusing evidence-based conventional cancer treatments is linked to rapid deterioration, poor prognosis and a higher risk of premature death. This study aimed to explore oncology health professionals’ experiences and views on why patients refuse standard cancer treatments. We employed an in-depth qualitative research design, adopting a social constructionist framework. Fourteen health professionals in Western Australia (WA) with experience working in oncology were interviewed. Four themes …


Lyrical Stillness, Madhav Patel Dec 2024

Lyrical Stillness, Madhav Patel

HCA Healthcare Journal of Medicine

“Lyrical Stillness” is a poem I wrote during my radiation oncology rotation, during which I was provided the opportunity to learn more about multidisciplinary cancer care while delving deeper into radiotherapy. Cancer can be an overwhelming disease process physically, psychologically, and emotionally. Patients undergoing treatment often experience stress and anxiety with the uncertainty of their prognoses. In this poem, I describe a patient receiving radiation therapy whom I enjoyed speaking to about his favorite hobby: bird watching. During his subsequent radiation treatment sessions, I decided to play a CD of mockingbirds singing in a tropical forest, in the hopes it …


Assessment Of The European Hernia Society Classification Of Ventral Hernias And Clinical Outcomes, Oluwatunmininu A. Anwoju, Ashtyn Barrientes, Connor Hogan, Erik Askenasy, Jacob Greenberg, Keith Jerrod, Scott J. Roth, Zuhair Ali, Mike K. Liang Dec 2024

Assessment Of The European Hernia Society Classification Of Ventral Hernias And Clinical Outcomes, Oluwatunmininu A. Anwoju, Ashtyn Barrientes, Connor Hogan, Erik Askenasy, Jacob Greenberg, Keith Jerrod, Scott J. Roth, Zuhair Ali, Mike K. Liang

HCA Healthcare Journal of Medicine

Background

Ventral hernias are a common but heterogeneous disease. Communication among key stakeholders (eg, patients, clinicians, administrators, payers, and researchers) can be augmented by a widely utilized classification system. The European Hernia Society (EHS) developed an expert-opinion-based hernia classification system organized by hernia type (primary versus incisional) and size. We sought to assess what components of the EHS ventral hernia classification system were correlated to real-world clinical outcomes.

Methods

This was a multicenter cohort study. All hospitals contributing to the database were affiliated with 1 of 6 academic institutions. All adult patients who underwent ventral hernia repair over a 4-year …


College Student-Athlete Perceptions Of Characterizations And Interpersonal Trust In Their Athletic Trainer: A Point-Of-Care Research Study, Ryan N. Moran, Deidre Leaver-Dunn, Jeff Allen, Jessica Wallace Dec 2024

College Student-Athlete Perceptions Of Characterizations And Interpersonal Trust In Their Athletic Trainer: A Point-Of-Care Research Study, Ryan N. Moran, Deidre Leaver-Dunn, Jeff Allen, Jessica Wallace

Clinical Practice in Athletic Training

Patient-centered care is essential in athletic training with limited research examining the relationship between patient and clinician. Previous theory has identified constructs of quality athletic trainers (ATs); however, it remains unknown how current athletes perceive these theorized constructs in the ATs providing them medical care. The purpose of this study was to determine the perceptions of characterizations of a quality athletic trainer and interpersonal trust between the student-athlete and AT in the collegiate setting and establish reliability of these surveys. A second aim was to explore differences between sex, previous exposure to an AT, and having had access to an …


The Impact Of Video-Assisted Education On Knowledge And Retention Compared To Paper Education Material, Keiona M. Nance, Matthew J. Drescher, Lindsey E. Eberman, Matthew J. Rivera Dec 2024

The Impact Of Video-Assisted Education On Knowledge And Retention Compared To Paper Education Material, Keiona M. Nance, Matthew J. Drescher, Lindsey E. Eberman, Matthew J. Rivera

Clinical Practice in Athletic Training

When educating patients, clinicians must be effective to assure patients understand their treatment plan and abide by such to achieve optimal outcomes. Teaching methods that stimulate numerous senses more positively impact learning outcomes. The purpose of this study is to compare paper and video-assisted education at the point-of-care with the aim of changing patient education and local practice in a system for individuals undergoing total hip arthroplasties (THAs). We used a randomized cohort design to explore patient knowledge and retention and educational method at the point-of-care. We compared the current education method (paper) to video-assisted materials using pre and post-education …


Comparing Mental Health Between Ncaa Division Iii Student-Athletes Competing In Team- And Individual-Sports, Autumn Presley, Tiffany Franklin, Jeffrey Williams Dec 2024

Comparing Mental Health Between Ncaa Division Iii Student-Athletes Competing In Team- And Individual-Sports, Autumn Presley, Tiffany Franklin, Jeffrey Williams

Clinical Practice in Athletic Training

Mental health is a topic that has gained attention in recent years, but few studies have examined NCAA Division III student-athletes. Division III student-athletes are known to experience high levels of distress, and previous literature indicates there may be a significant psychological difference between student-athletes who compete in individual-sports compared to those who participate in team-sports. The purpose of this study was to explore mental health challenges (levels of depression, stress, and anxiety symptoms) among Division III student-athletes, particularly between those participating in team- and individual-sports. A cross-sectional survey design was used. The independent variable was group (team-sport athletes and …


Medical Disqualification As A Barrier To Healthcare In Military Service Members, Kaitlyn A. Jones, Joshua R. Jaime, Zachary K. Winkelmann Dec 2024

Medical Disqualification As A Barrier To Healthcare In Military Service Members, Kaitlyn A. Jones, Joshua R. Jaime, Zachary K. Winkelmann

Clinical Practice in Athletic Training

N/a


Treating Chronic Low Back Pain And Plantar Fasciitis With Myokinesthetic System: A Case Study, Sadie Buboltz-Dubs, Russell Baker Dec 2024

Treating Chronic Low Back Pain And Plantar Fasciitis With Myokinesthetic System: A Case Study, Sadie Buboltz-Dubs, Russell Baker

Clinical Practice in Athletic Training

The purpose of this case study was to report the effects of the MyoKinesthetic (MYK) System on the pain and function of a collegiate softball player previously diagnosed with chronic non-specific low back pain and foot pain. The patient had been experiencing bilateral foot pain since childhood and conservative treatment options had failed to resolve her pain long term. Additionally, the patient had been experiencing persistent back tightness and soreness. Upon arrival at the university, the patient was evaluated using the MYK postural analysis to identify if a primary nerve root dysfunction could be the cause of her pain. The …


A Review Of Automated External Defibrillator Considerations In Athletic Training, Bryana M. Mammana, Susan W. Yeargin, Zachary K. Winkelmann Dec 2024

A Review Of Automated External Defibrillator Considerations In Athletic Training, Bryana M. Mammana, Susan W. Yeargin, Zachary K. Winkelmann

Clinical Practice in Athletic Training

N/a