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Rnase1-Driven Alk-Activation Is An Oncogenic Driver And Therapeutic Target In Non-Small Cell Lung Cancer, Zhengyu Zha, Chunxiao Liu, Meisi Yan, Cong Chen, Cheng Yu, Yaohui Chen, Chenhao Zhou, Lu Li, Yi-Chuan Li, Hiro Yamaguchi, Leiguang Ye, Tong Liu, Ying-Nai Wang, Heng-Huan Lee, Wen-Hao Yang, Li-Chuan Chan, Baozhen Ke, Jennifer L Hsu, Lieming Ding, Dong Ji, Peng Pan, Yiran Meng, Yue Pu, Lunxu Liu, Mien-Chie Hung Apr 2025

Rnase1-Driven Alk-Activation Is An Oncogenic Driver And Therapeutic Target In Non-Small Cell Lung Cancer, Zhengyu Zha, Chunxiao Liu, Meisi Yan, Cong Chen, Cheng Yu, Yaohui Chen, Chenhao Zhou, Lu Li, Yi-Chuan Li, Hiro Yamaguchi, Leiguang Ye, Tong Liu, Ying-Nai Wang, Heng-Huan Lee, Wen-Hao Yang, Li-Chuan Chan, Baozhen Ke, Jennifer L Hsu, Lieming Ding, Dong Ji, Peng Pan, Yiran Meng, Yue Pu, Lunxu Liu, Mien-Chie Hung

Faculty, Staff and Student Publications

Targeted therapy has achieved significant success in the treatment of non-small cell lung cancer (NSCLC), particularly in patients harboring common oncogenic driver mutations such as EGFR, KRAS, and ALK rearrangement. However, ~35-50% of NSCLC patients without tyrosine kinase mutation or rearrangement (non-mutated) cannot benefit from these targeted treatments, highlighting the urgent need for novel therapeutic strategies for this patient population. In this study, we report a non-canonical role of human secretory ribonuclease 1 (RNase1), which binds to and activates wild-type ALK in lung cancer cells, thereby triggering its downstream signaling pathway. RNase1-driven ALK-activation (RDAA) cells exhibit enhanced cell proliferation, migration, …


Molecular Mechanism Establishing The Off Pathway In Vision, Florentina Soto, Chin-I Lin, Andrew Jo, Ssu-Yu Chou, Ellen G Harding, Philip A Ruzycki, Gail K Seabold, Ronald S Petralia, Daniel Kerschensteiner Apr 2025

Molecular Mechanism Establishing The Off Pathway In Vision, Florentina Soto, Chin-I Lin, Andrew Jo, Ssu-Yu Chou, Ellen G Harding, Philip A Ruzycki, Gail K Seabold, Ronald S Petralia, Daniel Kerschensteiner

2020-Current year OA Pubs

Parallel ON and OFF (positive- and negative-contrast) pathways fundamental to vision arise at the complex synapse of cone photoreceptors. Cone pedicles form spatially segregated functionally opposite connections with ON and OFF bipolar cells. Here, we discover that mammalian cones express LRFN2, a cell-adhesion molecule, which localizes to the pedicle base. LRFN2 stabilizes basal contacts between cone pedicles and OFF bipolar cell dendrites to guide pathway-specific partner choices, encompassing multiple cell types. In addition, LRFN2 trans-synaptically organizes glutamate receptor clusters, determining the contrast preferences of the OFF pathway. ON and OFF pathways converge in the inner retina to regulate bipolar cell …


Enhancement Of The Endocannabinoid System Through Monoacylglycerol Lipase Inhibition Relieves Migraine-Associated Pain In Mice, Elizaveta Mangutov, Yaseen Awad-Igbaria, Kendra Siegersma, Francois Gastambide, Ayodeji A Asuni, Amynah A A Pradhan Apr 2025

Enhancement Of The Endocannabinoid System Through Monoacylglycerol Lipase Inhibition Relieves Migraine-Associated Pain In Mice, Elizaveta Mangutov, Yaseen Awad-Igbaria, Kendra Siegersma, Francois Gastambide, Ayodeji A Asuni, Amynah A A Pradhan

2020-Current year OA Pubs

BACKGROUND: Migraine affects over 1 billion people worldwide and is a leading cause of disability. Targeting the cannabinoid system offers a promising approach for pain and migraine relief. This study evaluated a novel monoacylglycerol lipase (MAGL) inhibitor to prolong endocannabinoid action in acute and chronic mouse models of migraine. It also examined MAGL and cannabinoid receptor 1 (CB

METHODS: C57BL6/J male and female mice received the human migraine trigger nitroglycerin (NTG) acutely or every other day for 9 days. Allodynia was assessed by von Frey hair stimulation of the periorbital area. A single dose of MAGL inhibitor (ABD-1970) was tested …


Progesterone Signaling In Oviductal Epithelial Cells Modulates The Immune Response To Support Preimplantation Embryonic Development, Emily A Mcglade, Jiude Mao, Kalli K Stephens, Ryan M Marquardt, Feyza Nur Arguc, Peter F Lais, San-Pin Wu, Sarayut Winuthayanon, Haval Shirwan, Esma S Yolcu, Mark I Hunter, James K Pru, John P Lydon, Francesco J Demayo, Wipawee Winuthayanon Apr 2025

Progesterone Signaling In Oviductal Epithelial Cells Modulates The Immune Response To Support Preimplantation Embryonic Development, Emily A Mcglade, Jiude Mao, Kalli K Stephens, Ryan M Marquardt, Feyza Nur Arguc, Peter F Lais, San-Pin Wu, Sarayut Winuthayanon, Haval Shirwan, Esma S Yolcu, Mark I Hunter, James K Pru, John P Lydon, Francesco J Demayo, Wipawee Winuthayanon

Faculty, Staff and Students Publications

More than 60% of pregnancy losses occur during the first trimester, highlighting the need to understand the role of the oviduct in early pregnancy. In this study, we conditionally ablated the classical progesterone receptor (Pgr) in oviductal epithelial cells, called the Pgrd/d mouse model. We found that 40% of embryos collected from Pgrd/d females were nonviable or developmentally delayed, indicating that epithelial PGR expression is crucial for embryonic development. Single-cell RNA sequencing revealed up-regulation of proinflammatory genes, including interleukin-22 (IL-22), in the epithelial cells of Pgrd/d females. Pharmacological inhibition of inflammation using nonsteroidal anti-inflammatory drugs …


Application For Prediction Of Heart Failure; The Next Step In Machine Learning For Healthcare, Amy Adyanthaya, Dawn Bowerman, Rachel Liercke, Robert Slater Apr 2025

Application For Prediction Of Heart Failure; The Next Step In Machine Learning For Healthcare, Amy Adyanthaya, Dawn Bowerman, Rachel Liercke, Robert Slater

SMU Data Science Review

Heart failure (HF) is a serious medical condition affecting approximately 6.7 million U.S. adults and is expected to impact 8.5 million Americans by 2030 [1]. Heart failure is a complicated clinical ailment and characterizes the final course of numerous heart diseases [2]. This paper introduces a machine-learning-based application that utilizes Support Vector Machine (SVM), Multi-Layer Perceptron (MLP), and XGBoost models, implemented through the Python Flask framework, to predict HF risk using clinical data. The results indicate high model performance, with precision and recall metrics underscoring the application’s reliability in identifying at-risk patients. By providing real-time, accessible insights, this tool aims …


Robust Sex Determination In The Caenorhabditis Nigoni Germ Line, Jonathan P Harbin, Yongquan Shen, Shin-Yi Lin, Kevin Kemper, Eric S Haag, Erich M Schwarz, Ronald E Ellis Apr 2025

Robust Sex Determination In The Caenorhabditis Nigoni Germ Line, Jonathan P Harbin, Yongquan Shen, Shin-Yi Lin, Kevin Kemper, Eric S Haag, Erich M Schwarz, Ronald E Ellis

Rowan-Virtua School of Osteopathic Medicine Departmental Research

Sexual characteristics and reproductive systems are dynamic traits in many taxa, but the developmental modifications that allow change and innovation are largely unknown. A leading model for this process is the evolution of self-fertile hermaphrodites from male/female ancestors. However, these studies require direct analysis of sex-determination in male/female species, as well as in the hermaphroditic species that are related to them. In Caenorhabditis nematodes this has only become possible recently, with the discovery of new species. Here, we use gene editing to characterize major sex-determination genes in C. nigoni, a sister to the widely studied hermaphroditic species C. briggsae. These …


The Role Of Myosin 5b In Intestinal Health And Disease: From Microvilli Assembly To Colorectal Cancer Progression, Sarah Aline Dooley Apr 2025

The Role Of Myosin 5b In Intestinal Health And Disease: From Microvilli Assembly To Colorectal Cancer Progression, Sarah Aline Dooley

MUSC Theses and Dissertations

Background: Myosin Vb (Myo5b) is an essential molecular motor responsible for delivering diverse cargo to the apical membrane of enterocytes. Mutations in Myo5b cause congenital enteropathies, but its broader role in maintaining the integrity of the intestinal brush border under normal physiological conditions and in disease remain unclear. We hypothesize that Myo5b participates in the assembly and maintenance of the intestinal brush border by transporting members of the intermicrovillar adhesion complex (IMAC) and the xenobiotic efflux pump P-glycoprotein (P-gp) to the apical membrane of enterocytes. We further hypothesize that dysregulation of the myosin chaperone protein, UNC45A, and downregulation of Myo5b …


Comparative Vasorelaxant Effects Of Atorvastatin And Rosuvastatin In Rat Aorta:Investigating The Role Of Perivascular Adipose Tissue, Deni̇z Kaleli̇ Durman, Meryem Aras, Gülsüm Ruveyda Aktaş, Bi̇rsel Sönmez Uydeş Doğan Apr 2025

Comparative Vasorelaxant Effects Of Atorvastatin And Rosuvastatin In Rat Aorta:Investigating The Role Of Perivascular Adipose Tissue, Deni̇z Kaleli̇ Durman, Meryem Aras, Gülsüm Ruveyda Aktaş, Bi̇rsel Sönmez Uydeş Doğan

Turkish Journal of Medical Sciences

Background/aim: Statins are known to display pleiotropic effects on the vascular system, beyond their lipid-lowering properties. Studieson isolated vascular preparations have demonstrated their acute relaxant effects on vascular tone. Considering the increased evidence inregard to the contribution of perivascular adipose tissue (PVAT) in the regulation of vascular homeostasis, we aimed to investigate thepossible modulatory role of PVAT in the vascular effects of atorvastatin and rosuvastatin in isolated rat aorta.

Materials and methods: Thoracic aortas isolated from young male Wistar rats were divided into two groups: rings with intact PVAT(+) and rings without PVAT (-), and then mounted in an isolated …


The Effects Of Liraglutide On Expressions Of Insulin Secretion And Beta Cell Survive Associated Gpcr Genes In Pancreatic Beta Cells, Meli̇kenur Türkol, Türker Bi̇lgen Apr 2025

The Effects Of Liraglutide On Expressions Of Insulin Secretion And Beta Cell Survive Associated Gpcr Genes In Pancreatic Beta Cells, Meli̇kenur Türkol, Türker Bi̇lgen

Turkish Journal of Medical Sciences

Background/aim: Liraglutide as a long-acting glucagon-like peptide drug has anti-hyperglycemic and antiobesity effects. G protein-coupled receptors (GPCRs) are well- known drug target molecules that conduct critical signaling pathways related with diseases. Research has confirmed the role of many GPCRs genes in the regulation of pancreatic beta cell functions and insulin secretion. Liraglutide dependent expressional changes in GPCR genes may let us determine new drug targets.

Materials and methods: Therefore, we investigated the changes in expression of GPR75, GPR56, GLP1R, M3R, and CB1R genes, which are the GPCR family members, in response to liraglutide treatment in the NIT-1 mouse pancreatic beta …


Evaluation Of Clinical Features And Treatment Modality Of Pediatric Patients With Steven Johnson Syndrome/Toxic Epidermal Necrolysis: A Single-Center Experience, Funda Ayteki̇n Güveni̇r, Vi̇ldan Seli̇n Çayhan, Selman Kürşat Balci, Ragip Dere, Hati̇ce Irmak Çeli̇k, Serhat Emeksi̇z, Ahmet Selmanoğlu, Zeynep Şengül Emeksi̇z, Emrah Şenel, Emi̇ne Di̇bek Misirlioğlu Apr 2025

Evaluation Of Clinical Features And Treatment Modality Of Pediatric Patients With Steven Johnson Syndrome/Toxic Epidermal Necrolysis: A Single-Center Experience, Funda Ayteki̇n Güveni̇r, Vi̇ldan Seli̇n Çayhan, Selman Kürşat Balci, Ragip Dere, Hati̇ce Irmak Çeli̇k, Serhat Emeksi̇z, Ahmet Selmanoğlu, Zeynep Şengül Emeksi̇z, Emrah Şenel, Emi̇ne Di̇bek Misirlioğlu

Turkish Journal of Medical Sciences

Background/aim: Steven Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN) are rare but life-threatening severe cutaneous drug hypersensitivity reactions. The aim of our study was to evaluate the clinical features of pediatric patients diagnosed with SJS, TEN or SJS/TEN overlap and to examine treatment modalities.

Materials and methods: Patients aged 0–18 years who were followed up with SJS, TEN or SJS/TEN overlap at Ankara Bilkent City Hospital between August 2019 and January 2024 were retrospectively analyzed.

Results: Twelve patients who met the inclusion criteria were included in the study. Five of the patients had SJS, four had SJS/TEN overlap, and …


The Impact Of An Iron-Rich Diet On Fatigue In Menstruating Women With Non-Anemic Iron Deficiency, Meagan Seraydar, Lauren Latimer, Sam Miragliatto Apr 2025

The Impact Of An Iron-Rich Diet On Fatigue In Menstruating Women With Non-Anemic Iron Deficiency, Meagan Seraydar, Lauren Latimer, Sam Miragliatto

Department of Nutrition Student Projects

Fatigue without diagnosed anemia is prevalent in menstruating women, with iron deficiency being a potential contributor. While iron supplementation is a standard intervention, dietary sources of iron may offer a sustainable alternative. This study aims to assess the impact of an iron-rich diet on fatigue levels in menstruating women. A 12-week randomized controlled trial (RCT) will be conducted, assigning participants to either an iron-rich diet group or a control group following their usual diet without specific iron recommendations. Fatigue will be measured using the Fatigue Severity Scale (FSS) at baseline, six weeks, and twelve weeks, alongside iron status biomarkers, including …


The Impact Of Aspartame On Mood Regulation: Examining Neurophysiological Effects In Individuals With Anxiety, Kyra Triepke, Valentina Guzman Cortes, Mateus Ismael Ribeiro Apr 2025

The Impact Of Aspartame On Mood Regulation: Examining Neurophysiological Effects In Individuals With Anxiety, Kyra Triepke, Valentina Guzman Cortes, Mateus Ismael Ribeiro

Department of Nutrition Student Projects

Despite being widely used as sugar alternatives, artificial sweeteners (AS), especially aspartame, remains debated regarding their potential effects on mental health. While some studies suggest aspartame has no discernible impact on stress, anxiety, or cognitive performance, others indicate that it may affect serotonin pathways and contribute to mood disorders. Given these contradictory findings, further research is needed to clarify aspartame’s effect on mood regulation. This study aims to evaluate the impact of aspartame on stress-related biomarkers and mood modulation, focusing on individuals with anxiety. A controlled experimental design will be used, in which participants with anxiety will be randomly assigned …


Benzyl Alcohol Improves Ang Ii-Induced Vascular And Renal Injury, Qi Hua, Zhenyu Gu Apr 2025

Benzyl Alcohol Improves Ang Ii-Induced Vascular And Renal Injury, Qi Hua, Zhenyu Gu

Turkish Journal of Medical Sciences

Background/aim: The etiology of hypertension in pediatric populations is complex and multifactorial, with metabolic abnormalitiesplaying a fundamental role in the pathogenesis of the condition. This study investigates the therapeutic effects of Benzyl alcohol (BA),identified through metabolomics analysis of pediatric hypertension serum, on Angiotensin II (Ang II)-induced vascular and renalinjury in murine models.

Materials and methods: Male C57BL/6 mice were used to establish a vascular remodeling model by continuous 4-week Ang II infusionusing a subcutaneous osmotic pump. Bioinformatics was used to identify target metabolites. The tail artery, common carotid arterydiastolic, and systolic pressures in mice were determined with a blood pressure …


Asynchronous Development Of The Mouse Auditory Cortex Is Driven By Hemispheric Identity And Sex, Ashlan P Reid, Demetrios Neophytou, Robert Levy, Cody Pham, Hysell V Oviedo Apr 2025

Asynchronous Development Of The Mouse Auditory Cortex Is Driven By Hemispheric Identity And Sex, Ashlan P Reid, Demetrios Neophytou, Robert Levy, Cody Pham, Hysell V Oviedo

2020-Current year OA Pubs

Lateralized auditory processing is essential for specialized functions such as speech processing, typically dominated by the Left Auditory Cortex (ACx) in humans. Hemispheric specializations also occur in the adult mouse ACx, but their developmental origins are unclear. Our study finds that the Left and Right ACx in mice reach developmental milestones at different ages. Thalamocortical responses and maturation of synaptic dynamics develop earlier in the Right ACx than the Left. We show that this timing offset predicts hemisphere-dependent differences in sensory-driven plasticity. Juvenile tone exposure at specific times results in imbalanced adult tone frequency representations in the Right and Left …


The Essential Calcium Channel Of Sperm Catsper Is Temperature-Gated, Dilip K Swain, Citlalli Vergara, Júlia Castro-Arnau, Polina V Lishko Apr 2025

The Essential Calcium Channel Of Sperm Catsper Is Temperature-Gated, Dilip K Swain, Citlalli Vergara, Júlia Castro-Arnau, Polina V Lishko

2020-Current year OA Pubs

The flagellar calcium channel CatSper is essential for male fertility, as it regulates calcium influx to trigger the hyperactive motility required for sperm to fertilize the egg. Precise activation of CatSper is critical, as premature activation can impair sperm function. While optimal temperature is known to influence fertilization, its effect on CatSper remains unknown. By directly recording from mouse spermatozoa, we reveal that CatSper functions as a temperature-gated ion channel, with a thermal threshold of 33.5 °C and a temperature coefficient Q


Age-Related Meningeal Extracellular Matrix Remodeling Compromises Cns Lymphatic Function, Kate Hitpass Romero, Taylor J Stevenson, Leon C D Smyth, Ben Watkin, Samuel J C Mccullough, Luca Vinnell, Amy M Smith, Patrick Schweder, Jason A Correia, Jonathan Kipnis, Mike Dragunow, Justin Rustenhoven Apr 2025

Age-Related Meningeal Extracellular Matrix Remodeling Compromises Cns Lymphatic Function, Kate Hitpass Romero, Taylor J Stevenson, Leon C D Smyth, Ben Watkin, Samuel J C Mccullough, Luca Vinnell, Amy M Smith, Patrick Schweder, Jason A Correia, Jonathan Kipnis, Mike Dragunow, Justin Rustenhoven

2020-Current year OA Pubs

Efficient clearance of central nervous system (CNS) waste proteins and appropriate immune surveillance is essential for brain health. These processes are facilitated by lymphatic networks present in the meninges that drain cerebrospinal fluid (CSF). Age-related impairments to meningeal lymphatic drainage contribute to CNS waste accumulation and immune dysfunction, yet the underlying mechanisms remain poorly understood. Here, we identify extracellular matrix (ECM) remodeling in the aged dura as a key driver of CSF clearance deficits, demonstrating that peri-lymphatic collagen accumulation disrupts lymphatic function. Exploring immune-derived factors contributing to this ECM remodeling, we identify transforming growth factor beta 1 (TGFβ1) as a …


Dietary Patterns And Their Effects On C-Reactive Protein Regarding Female Reproductive Disorders, Mckenzie Moe Apr 2025

Dietary Patterns And Their Effects On C-Reactive Protein Regarding Female Reproductive Disorders, Mckenzie Moe

Theses and Dissertations

Objectives: Chronic inflammation, as indicated by elevated C-reactive protein (CRP), plays a critical role in women’s reproductive health disorders. CRP is one of the most common biomarkers of inflammation. Dietary components, lifestyle factors, and women’s reproductive health disorders are major components that influence the levels of CRP within the body. Other influential factors include injury, infection, and illness. The purpose of this review is to explore the findings of literature available on nutrition interventions for CRP levels in consideration of women's reproductive disorders.

Methods: This narrative review examines the works of 15 articles, including 10 cross-sectional and five longitudinal designs. …


A Deep Learning Strategy To Identify Cell Types Across Species From High-Density Extracellular Recordings, Maxime Beau, David J Herzfeld, Francisco Naveros, Marie E Hemelt, Federico D'Agostino, Marlies Oostland, Alvaro Sánchez-López, Young Yoon Chung, Michael Maibach, Stephen Kyranakis, Hannah N Stabb, M Gabriela Martínez Lopera, Agoston Lajko, Marie Zedler, Shogo Ohmae, Nathan J Hall, Beverley A Clark, Dana Cohen, Stephen G Lisberger, Dimitar Kostadinov, Court Hull, Michael Häusser, Javier F Medina Apr 2025

A Deep Learning Strategy To Identify Cell Types Across Species From High-Density Extracellular Recordings, Maxime Beau, David J Herzfeld, Francisco Naveros, Marie E Hemelt, Federico D'Agostino, Marlies Oostland, Alvaro Sánchez-López, Young Yoon Chung, Michael Maibach, Stephen Kyranakis, Hannah N Stabb, M Gabriela Martínez Lopera, Agoston Lajko, Marie Zedler, Shogo Ohmae, Nathan J Hall, Beverley A Clark, Dana Cohen, Stephen G Lisberger, Dimitar Kostadinov, Court Hull, Michael Häusser, Javier F Medina

Faculty, Staff and Students Publications

High-density probes allow electrophysiological recordings from many neurons simultaneously across entire brain circuits but fail to reveal cell type. Here, we develop a strategy to identify cell types from extracellular recordings in awake animals and reveal the computational roles of neurons with distinct functional, molecular, and anatomical properties. We combine optogenetics and pharmacology using the cerebellum as a testbed to generate a curated ground-truth library of electrophysiological properties for Purkinje cells, molecular layer interneurons, Golgi cells, and mossy fibers. We train a semi-supervised deep learning classifier that predicts cell types with greater than 95% accuracy based on the waveform, discharge …


Pandemic Mythmaking: Covid-19 And Mythological Symbolism In Indian Folk Art, Ishani Anwesha Joshi, Sathyaraj Venkatesan Apr 2025

Pandemic Mythmaking: Covid-19 And Mythological Symbolism In Indian Folk Art, Ishani Anwesha Joshi, Sathyaraj Venkatesan

Mythlore: A Journal of J.R.R. Tolkien, C.S. Lewis, Charles Williams, and Mythopoeic Literature

Through a comprehensive analysis of Durga Bai Vyam’s “Samura Manthan” and Rupsona and Bahadur Chitrakar’s “Corona Rakshasa,” this article aims to investigate how mythological stories and themes have been used in the Indian context in folk art during the COVID-19 pandemic. The investigation will offer insights into how artists have leveraged mythological symbolism to infuse their works with richer layers of meaning, thereby engaging readers in a deeper exploration of the pandemic’s impact on society and the human psyche. By close-reading the aforementioned paintings, this study aims to illustrate the evolving visual representation of cultural narratives …


Taraxacum Officinale Effect On The Reduction Of Pro-Inflammatory Cytokines Il-6 And Tnf-A, Bailee Bad Heart Bull, Kat Kraemer, Kira Mccallum, Ruth Teeple Apr 2025

Taraxacum Officinale Effect On The Reduction Of Pro-Inflammatory Cytokines Il-6 And Tnf-A, Bailee Bad Heart Bull, Kat Kraemer, Kira Mccallum, Ruth Teeple

Undergraduate Research Symposium 2025

Dandelion (Taraxacum officinale) is a ubiquitous plant found in every continent except Antarctica. Despite its condemnation as a weed, it has been used for centuries in traditional European, Indian, and Chinese herbal medicine for its purported digestive and diuretic properties. Its leaves contain antioxidants and bioactive compounds like taraxasterol, which have been reported to reduce reactive oxygen species production and inhibit nitric oxide production. There have been claims that taraxasterol can reduce inflammation by reducing the production of pro-inflammatory cytokines; a cytokine is a small protein released by immune cells that helps regulate inflammation, immune responses, and cell communication. Our …


Nursing Education On The Health Benefits Of Animal Assisted Therapy, Sara C. Barker, Allie P. Dunlap, Daniel T. Do, Charde Willis Apr 2025

Nursing Education On The Health Benefits Of Animal Assisted Therapy, Sara C. Barker, Allie P. Dunlap, Daniel T. Do, Charde Willis

SPARK Symposium Presentations

Background: Does nurse education for pediatric oncology families teaching daily animal-assisted therapy (AAT) health benefits reduce anxiety from 35% to 18% compared to current practice?

Methods: A literature search was conducted using CINAHL (356 articles), PubMed (412 articles), and Google Scholar (289 articles) with keywords including animal-assisted interaction, pediatric cancer, pet therapy, psychological support, caregivers, and psychosocial outcomes. Filters applied included peer-reviewed articles, English language, full text, publication within the last five years, randomized controlled or quasi-experimental study design, and relevance to nursing practice. 4 articles were chosen due to being directly relevant to education related to AAT and psychosocial …


Elevated Mitochondrial Membrane Potential Is A Therapeutic Vulnerability In Dnmt3a-Mutant Clonal Hematopoiesis, Kira A Young, Grant A Challen, Et Al. Apr 2025

Elevated Mitochondrial Membrane Potential Is A Therapeutic Vulnerability In Dnmt3a-Mutant Clonal Hematopoiesis, Kira A Young, Grant A Challen, Et Al.

2020-Current year OA Pubs

The competitive advantage of mutant hematopoietic stem and progenitor cells (HSPCs) underlies clonal hematopoiesis (CH). Drivers of CH include aging and inflammation; however, how CH-mutant cells gain a selective advantage in these contexts is an unresolved question. Using a murine model of CH (Dnmt3a


Imaging Peripheral Nerves In Vivo With Ct Neurogram Using Novel 2,4,6-Tri-Iodinated Lidocaine Contrast Agent, Rui Tang, Ron Perez, David M Brogan, Mikhail Y Berezin, James E Mccarthy Apr 2025

Imaging Peripheral Nerves In Vivo With Ct Neurogram Using Novel 2,4,6-Tri-Iodinated Lidocaine Contrast Agent, Rui Tang, Ron Perez, David M Brogan, Mikhail Y Berezin, James E Mccarthy

2020-Current year OA Pubs

Peripheral nerve injuries are a significant concern in surgical procedures, often leading to chronic pain and functional impairment. Despite advancements in imaging, preoperative and intraoperative visualization of peripheral nerves remains a challenge. This study introduces and evaluates a novel tri-iodinated lidocaine-based contrast agent for computed tomography neurography, aiming to enhance the intraoperative visibility of peripheral nerves in vivo. A tri-iodinated lidocaine analogue was synthesized and characterized for its radiodensity, sodium channel binding and nerve affinity. Sodium channel affinity was performed using molecular docking. In vitro contrast enhancement was assessed by comparing the agent's Hounsfield unit (HU) values with those of …


A Narrative Review Of Physical Fitness And Injury Research In Equestrians, Jennifer Austin, Erin Schneider-Gaal Apr 2025

A Narrative Review Of Physical Fitness And Injury Research In Equestrians, Jennifer Austin, Erin Schneider-Gaal

Internet Journal of Allied Health Sciences and Practice

Purpose: This narrative review aims to summarize the body of literature surrounding the topic to best understand performance demands of equestrians, to inform future training recommendations, and to identify areas of research that can optimize the health and performance of equestrians

Study Design: Narrative Systematic review

Methods: Literature searches were conducted in PubMed, Google Scholar, SPORTDiscus, MEDLINE, Cumulative Index to Nursing and Allied Health Literature (CINAHL). No limitations were placed on the dates of the searches with the final search completed in January 2024. Keywords were equestrian, strength, training, aerobic training, posture, injury, injury rates, and performance requirements. Forward and …


Exploring Clinical Instructors' Views On Effective Role Modeling In Physical Therapy Education: Insights From A Qualitative Study Through The Lens Of Social Cognitive Theory, Brittney M. Gunterstockman, Kellee Harper-Hanigan, Andrew Bartlett, Ian Rheault, Karen Menard Apr 2025

Exploring Clinical Instructors' Views On Effective Role Modeling In Physical Therapy Education: Insights From A Qualitative Study Through The Lens Of Social Cognitive Theory, Brittney M. Gunterstockman, Kellee Harper-Hanigan, Andrew Bartlett, Ian Rheault, Karen Menard

Internet Journal of Allied Health Sciences and Practice

Purpose: Acting as a role model is an essential competency and requirement for physical therapy clinical instructors. The social cognitive theory may explain how physical therapy students learn from clinical instructors during clinical education experiences. This theory suggests that individuals learn through observation of models who are competent, credible, enthusiastic, and similar to the observer. This study aimed to explore clinical instructors’ perceptions of effective role modeling. Methods: This phenomenological qualitative study used one-on-one virtual semi-structured interviews with clinical instructors (n=7) to explore effective role modeling in physical therapy clinical education. Inductive coding was used to develop codes and themes …


A Review Of Recent Studies On The Pathogenesis Of Systemic Sclerosis: Focus On Fibrosis Pathways, Sergio A. Jimenez, Fabian A. Mendoza, Sonsoles Piera-Velazquez Apr 2025

A Review Of Recent Studies On The Pathogenesis Of Systemic Sclerosis: Focus On Fibrosis Pathways, Sergio A. Jimenez, Fabian A. Mendoza, Sonsoles Piera-Velazquez

Scleroderma Center Faculty Papers

Systemic Sclerosis (SSc) is a systemic autoimmune disease of unknown etiology characterized by the development of frequently progressive cutaneous and internal organ fibrosis accompanied by severe vascular alterations. The pathogenesis of SSc is highly complex and, despite extensive investigation, has not been fully elucidated. Numerous studies have suggested that unknown etiologic factors cause multiple alterations in genetically receptive hosts, leading to SSc development and progression. These events may be functionally and pathologically interconnected and include: 1) Structural and functional microvascular and endothelial cell abnormalities; 2) Severe oxidative stress and high reactive oxygen species (3); Frequently progressive cutaneous and visceral fibrosis; …


Zonal Hepatocellular Responses To Acute Ethanol: Impacts On Mitochondrial Function And Metabolism, Matthew T. Savoca Apr 2025

Zonal Hepatocellular Responses To Acute Ethanol: Impacts On Mitochondrial Function And Metabolism, Matthew T. Savoca

MUSC Theses and Dissertations

Background: Ethanol (EtOH) consumption causes hepatocellular mitochondrial depolarization (mtDepo) and mitophagy. Here, the Aims were to develop techniques to characterize sublobular hepatocellular metabolism and the distribution of mtDepo and mitophagy after acute EtOH. Methods: Wildtype and GFP-LC3 transgenic mice were treated with EtOH or vehicle and administered the covalently labeling mitochondrial membrane potential (ΔΨ) reporter, MitoTracker Red (MTR), and/or the non-covalent ΔΨ reporter, rhodamine 123 (Rh123), prior to intravital imaging, liver fixation, or hepatocyte isolation. After in vivo MTR, hepatocytes were isolated and sorted. Enrichment in E-cadherin (ECAD) and cytochrome P4502E1 in periportal (PP) and pericentral (PC) hepatocytes, respectively, validated …


The Effects Of Cyclic Peptide [R4w4] In Combination With First-Line Therapy On The Survival Of Mycobacterium Avium, Melissa Kelley, Kayvan Sasaninia, Ali Badaoui, Ira Glassman, Arbi Abnousian, Nadia Rai, Rakesh K. Tiwari, Vishwanath Venketaraman Apr 2025

The Effects Of Cyclic Peptide [R4w4] In Combination With First-Line Therapy On The Survival Of Mycobacterium Avium, Melissa Kelley, Kayvan Sasaninia, Ali Badaoui, Ira Glassman, Arbi Abnousian, Nadia Rai, Rakesh K. Tiwari, Vishwanath Venketaraman

Pharmacy Faculty Articles and Research

Background: Mycobacterium avium (M. avium) is a nontuberculous mycobacterium (NTM) that can cause pulmonary and extrapulmonary infections mostly in immunocompromised individuals, such as those with HIV and diabetes. Traditionally, rifampicin (RIF) and azithromycin (AZ) have been used for a 12-month duration as first-line antibiotics against M. avium. Due to the increased multidrug resistance, novel ways, such as enhancement of macrophages response, are needed to provide adequate immune response required to clear M. avium infection.

Methods and findings: In this study, we aim to study the effects of using THP-1 cells, which are monocyte-like cells, to induce a …


G-Protein-Coupled Estrogen Receptor 1 And Pregnancy Confer Protection Against Hypertension In Older Females, Ravneet Singh, Supaporn Kulthinee, Victoria L Nasci, Elvis A Akwo, Chibundu Juliet Umunna, Rawan N Almutlaq, Oleh M Pochynyuk, Cassianne Robinson-Cohen, Eman Y Gohar Apr 2025

G-Protein-Coupled Estrogen Receptor 1 And Pregnancy Confer Protection Against Hypertension In Older Females, Ravneet Singh, Supaporn Kulthinee, Victoria L Nasci, Elvis A Akwo, Chibundu Juliet Umunna, Rawan N Almutlaq, Oleh M Pochynyuk, Cassianne Robinson-Cohen, Eman Y Gohar

Faculty, Staff and Student Publications

No abstract provided.


Nanopore Sequencing For The Detection And Preliminary Identification Of Viruses In Amblyomma Americanum L. (Acari: Ixodidae), Mary Katherine Humphrey, Lorenza Beati, Ella Zierdt, Saviour Dralabu Apr 2025

Nanopore Sequencing For The Detection And Preliminary Identification Of Viruses In Amblyomma Americanum L. (Acari: Ixodidae), Mary Katherine Humphrey, Lorenza Beati, Ella Zierdt, Saviour Dralabu

Honors College Theses

Hard-bodied ticks are known to carry a wide range of viruses, some of which can cause human diseases. In the U.S., the tick Amblyomma americanum is an important disease vector. The tick has recently expanded its distribution range and its abundance is rising in many areas of the U.S. Its virome is, however, largely underexplored. In this preliminary study, we used a Nanopore MinION sequencer to detect and identify the viral fauna in nymphal ticks (n=43) collected in Statesboro, GA. Extracted DNA and RNA were analyzed separately. Nucleic acids were pooled into 6 groups according to their collection dates and …