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Articles 871 - 900 of 40016
Full-Text Articles in Entire DC Network
Experiences Of Maternal Care In The Gypsy, Roma, And Traveller Population In The United Kingdom: A Cultural Care Model, Sarah Englebert Crowson
Experiences Of Maternal Care In The Gypsy, Roma, And Traveller Population In The United Kingdom: A Cultural Care Model, Sarah Englebert Crowson
Walden Dissertations and Doctoral Studies
Gypsy, Roma, and Traveller women (GRT) in the United Kingdom face persistent maternal health disparities and show poor engagement with healthcare services. Exclusion, discrimination, and a lack of cultural competence from healthcare professionals contribute to poor health outcomes including preterm births; and GRT women have more babies born with congenital anomalies than non-GRT women in the United Kingdom. The purpose of this focused ethnographic qualitative study was to explore how self-identified GRT women living in the United Kingdom experienced maternal care and how cultural identity and social structures influenced their interactions with healthcare providers based on Madeleine Leininger’s cultural care …
Effects Of Preslaughter Fasting On Ph And Bacterial Contamination In Akkaraman And Anatolian Merino Sheep, Sai̇m Boztepe, Özcan Şahi̇n, Talha Demi̇rci̇, Gi̇zem Coşkun, İbrahi̇m Ayteki̇n, İsmai̇l Keski̇n
Effects Of Preslaughter Fasting On Ph And Bacterial Contamination In Akkaraman And Anatolian Merino Sheep, Sai̇m Boztepe, Özcan Şahi̇n, Talha Demi̇rci̇, Gi̇zem Coşkun, İbrahi̇m Ayteki̇n, İsmai̇l Keski̇n
Turkish Journal of Veterinary & Animal Sciences
The present study investigates the effects of the preslaughter fasting on pH and bacterial contamination in Akkaraman and Anatolian Merino sheep. Included in the study were 10 Akkaraman and 10 Anatolian Merino sheep (n = 20) that were fasted for 24 h prior to slaughter, and a further 10 Akkaraman and 10 Anatolian Merino sheep (n = 20) that continued to be fed until slaughter as a control group. The total mesophilic aerobic bacteria (TMAB) measured at 0 and 24 h in the fasting Akkaraman and Anatolian Merino sheep were 4.87/4.79 and 4.75/5.57 log CFU/g, respectively, and the corresponding Enterobacteriaceae …
Ethically Integrating Ai In Occupational Therapy Education: Enhancing Learning And Practice For The Future, Amy Sadek, Sabrina Gowette
Ethically Integrating Ai In Occupational Therapy Education: Enhancing Learning And Practice For The Future, Amy Sadek, Sabrina Gowette
The Open Journal of Occupational Therapy
Artificial intelligence (AI) has been around since the 1950s and is gaining traction in higher education and among health care professions. In this era of technology, it is imperative we equip both educators and students to have tech centric skills to support learning, improve efficiency, and enhance skills. Faculty and students alike need to be able to understand the ethics behind using digital information, such as that from AI tools and sources. As educators and students become more reliant on technology, and specifically AI, it is imperative not to lose the human connection in education. Educators are an integral part …
Prmt5 Inhibition Impairs Fanconi Anemia Pathway-Mediated Homologous Recombination And Enhances The Antitumor Efficacy Of Temozolomide In Glioblastoma, Shumpei Onishi, Sridharan Jayamohan, Ashis Chowdhury, Sarah Rivas, Yoshihiro Otani, Celine Ertekin, Jean-Paul Bryant, Sara A Murphy, Kimberly A Rivera-Caraballo, Stuart Walbridge, Bayu Sisay, Dragan Maric, Abdel Elkahloun, Kory Johnson, Desmond A Brown, John D Heiss, Ashish H Shah, Tae Jin Lee, Sangamesh G Kumbar, Ji Young Yoo, Andrew J Brenner, Balveen Kaur, Gangadhara R Sareddy, Yeshavanth Kumar Banasavadi-Siddegowda
Prmt5 Inhibition Impairs Fanconi Anemia Pathway-Mediated Homologous Recombination And Enhances The Antitumor Efficacy Of Temozolomide In Glioblastoma, Shumpei Onishi, Sridharan Jayamohan, Ashis Chowdhury, Sarah Rivas, Yoshihiro Otani, Celine Ertekin, Jean-Paul Bryant, Sara A Murphy, Kimberly A Rivera-Caraballo, Stuart Walbridge, Bayu Sisay, Dragan Maric, Abdel Elkahloun, Kory Johnson, Desmond A Brown, John D Heiss, Ashish H Shah, Tae Jin Lee, Sangamesh G Kumbar, Ji Young Yoo, Andrew J Brenner, Balveen Kaur, Gangadhara R Sareddy, Yeshavanth Kumar Banasavadi-Siddegowda
Faculty, Staff and Student Publications
Despite multimodal therapy of surgical resection, radiation, and chemotherapy, glioblastoma patients show a dismal prognosis. Protein Arginine Methyltransferase 5 (PRMT5) is overexpressed in glioblastoma, and its inhibition imparts an anti-tumor effect. Tumor cells invariably develop resistance to Temozolomide (TMZ), the standard chemotherapeutic agent for glioblastoma. However, the mechanistic role of PRMT5 in treatment-resistant glioblastoma is unknown. Patient-derived glioma stem-like cells (GSCs), treated with PRMT5 inhibitor (LLY-283) or transfected with PRMT5-target-specific siRNA, were treated with TMZ and subjected to in vitro functional and mechanistic studies. The intracranial mouse xenograft model was used to test the in vivo antitumor efficacy of combination …
Process Evaluation Of The Cheers Automated A1c Follow-Up Reminder System In Primary Care, Heather E. Lewis
Process Evaluation Of The Cheers Automated A1c Follow-Up Reminder System In Primary Care, Heather E. Lewis
Doctoral Dissertations & Projects
Background: Missed diabetes follow-up contributes to suboptimal glycemic control in primary care. Health record embedded reminder systems may improve continuity of care, but process evaluation is needed to understand real-world implementation (Bugge, 2024; Rathod et al., 2024).
Objective: To evaluate fidelity, workflow processes, and reach of the Cheers automated A1c reminder program among adults with type 2 diabetes in primary care.
Methods: This retrospective process evaluation used EHR data guided by the CDC Program Evaluation Framework (CDC, 2024). Measures included reminder delivery, follow-up completion, fidelity, and contextual factors.
Results: Of 72 eligible patients, 26 met success criteria (36.1%); 92.0% completed …
Convergent Rna Pathophysiology In Amyotrophic Lateral Sclerosis, Hunter Lee Patterson
Convergent Rna Pathophysiology In Amyotrophic Lateral Sclerosis, Hunter Lee Patterson
Arts & Sciences Graduate Student Theses and Dissertations
This dissertation explores the connection between amyotrophic lateral sclerosis pathogenesis and RNA biology via two mechanisms: microRNA regulation of gene expression in the spinal cord and modulation of TDP-43 pathology through synthetic oligonucleotides. Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disease characterized by selective loss of motor neurons in the brain and spinal cord that leads to progressive weakness. However, despite this shared clinical pattern the known causes of ALS are extremely varied. Only about 10% of ALS cases are familial while the other 90% occur sporadically. Even among that small fraction of familial cases, researchers have identified dozens …
G1p3 Dysregulates Interferon-Stimulated Gene Expression In Er (+) Breast Cancer Cells, Karina Santana
G1p3 Dysregulates Interferon-Stimulated Gene Expression In Er (+) Breast Cancer Cells, Karina Santana
Honors Theses
Even with advances in diagnosis and treatment, breast cancer remains the second leading cause of cancer-related death in women, with nearly 90% of fatalities linked to drug resistance driven by metastasis and recurrence. G1P3, an anti-apoptotic mitochondrial protein, is upregulated in breast cancer and has been associated with increased metastatic potential and poor prognosis. Recent findings show that G1P3 enhances interactions between Rab5-containing endosomes (RCEs) and mitochondria, and emerging evidence suggests that mitochondria play a critical role in initiating interferon (IFN) responses. Based on this, we hypothesized that G1P3-mediated interactions between RCEs and mitochondria promote interferon-stimulated gene (ISG) expression in …
To Seize Or Not To Seize? That Is The (Epigenetic) Question, Corey St Romain, Jeannie Chin
To Seize Or Not To Seize? That Is The (Epigenetic) Question, Corey St Romain, Jeannie Chin
Faculty, Staff and Students Publications
No abstract provided.
Inflammation- And Resolution-Programmed Myeloid Circuits Govern Therapeutic Resistance In Epithelial And Mesenchymal Triple-Negative Breast Cancer, Liqun Yu, Charlotte Rivas, Fengshuo Liu, Yichao Shen, Ling Wu, Zhan Xu, Yunfeng Ding, Xiaoxin Hao, Weijie Zhang, Hilda L Chan, Jun Liu, Bo Wei, Yang Gao, Luis Becerra-Dominguez, Yi-Hsuan Wu, Siyue Wang, Tobie D Lee, Xuan Li, Xiang Chen, David G Edwards, Xiang H-F Zhang
Inflammation- And Resolution-Programmed Myeloid Circuits Govern Therapeutic Resistance In Epithelial And Mesenchymal Triple-Negative Breast Cancer, Liqun Yu, Charlotte Rivas, Fengshuo Liu, Yichao Shen, Ling Wu, Zhan Xu, Yunfeng Ding, Xiaoxin Hao, Weijie Zhang, Hilda L Chan, Jun Liu, Bo Wei, Yang Gao, Luis Becerra-Dominguez, Yi-Hsuan Wu, Siyue Wang, Tobie D Lee, Xuan Li, Xiang Chen, David G Edwards, Xiang H-F Zhang
Faculty, Staff and Students Publications
Single-cell analysis of human triple-negative breast cancer revealed heterogeneous macrophage populations with opposing phenotypes - proinflammatory and proresolution of inflammation. Paradoxically, both subsets accumulated in therapy-refractory residual tumors but showed inverse correlations across patients, suggesting mutually exclusive resistance mechanisms. Inflammatory macrophages localized preferentially to epithelial-like tumors, whereas proresolution macrophages were enriched in mesenchymal-like tumors. Mouse models faithfully recapitulated these patterns. After chemoimmunotherapy, mesenchymal-like tumors expanded proresolution macrophages through phagocytosis/efferocytosis, ω-3 fatty acid uptake, and resolvin production. Macrophage-secreted C1q emerged as a principal antagonist of T cell function by targeting mitochondria and inducing metabolic dysfunction. By contrast, epithelial-like tumors accumulated inflammatory …
Retinal Microvascular And Neuroretinal Structural Changes In Pulmonary Arterial Hypertension Assessed By Octa: A Comparative Study , Murat Erdağ, Tunahan Çalişkan, Hakan Yildirim, Tarik Kivrak, Mehmet Canleblebi̇ci̇, Ali̇ Dal, Mehmet Balbaba
Retinal Microvascular And Neuroretinal Structural Changes In Pulmonary Arterial Hypertension Assessed By Octa: A Comparative Study , Murat Erdağ, Tunahan Çalişkan, Hakan Yildirim, Tarik Kivrak, Mehmet Canleblebi̇ci̇, Ali̇ Dal, Mehmet Balbaba
Turkish Journal of Medical Sciences
Background/aim: Pulmonary arterial hypertension (PAH) is a progressive disorder with systemic vasculopathy, and noninvasive assessment remains challenging. The retina, sharing anatomical similarities with the cerebral microcirculation, is an accessible site for visualizing systemic vascular compromise. This study quantitatively evaluated retinal microvascular and neuroretinal structural changes in PAH patients compared to healthy controls using optical coherence tomography angiography (OCTA).
Materials and methods: In this single-center, cross-sectional case-control study, 40 patients with group 1 PAH and 38 healthy controls were enrolled. For statistical independence, only the right eye of each participant was analyzed (total: 78 eyes). All participants underwent high-resolution OCTA imaging. …
Post-Exposure Prophylaxis For Hiv Among Healthcare Workers In Türkiye: A Descriptive, Multicenter Retrospective Study, Veysel Akca, İlkay Akbulut, Gül Ruhsar Yilmaz, Alper Tahmaz, Nefi̇se Öztoprak Çuvalci, İlknur Esen Yildiz, Mehmet Çabalak, Şeyma Topal, Özgür Günal, Bi̇rcan Kayaaslan, Fatma Eser, Tuba Damar Çakirca, Deni̇z Özer, Ali̇ye Baştuğ, Fi̇rdevs Aksoy, Hani̇fe Nur Karakoç Parlayan, Beyza Süllü, Damla Verendağ, Hatun Öztürk Çeri̇k, Mehmet Ali̇ Aşan, Ayhan Akbulut, Gülden Eser Karlidağ, Behi̇ce Kurtaran, Hüsnü Pullukçu, Turhan Togan
Post-Exposure Prophylaxis For Hiv Among Healthcare Workers In Türkiye: A Descriptive, Multicenter Retrospective Study, Veysel Akca, İlkay Akbulut, Gül Ruhsar Yilmaz, Alper Tahmaz, Nefi̇se Öztoprak Çuvalci, İlknur Esen Yildiz, Mehmet Çabalak, Şeyma Topal, Özgür Günal, Bi̇rcan Kayaaslan, Fatma Eser, Tuba Damar Çakirca, Deni̇z Özer, Ali̇ye Baştuğ, Fi̇rdevs Aksoy, Hani̇fe Nur Karakoç Parlayan, Beyza Süllü, Damla Verendağ, Hatun Öztürk Çeri̇k, Mehmet Ali̇ Aşan, Ayhan Akbulut, Gülden Eser Karlidağ, Behi̇ce Kurtaran, Hüsnü Pullukçu, Turhan Togan
Turkish Journal of Medical Sciences
Background/aim: Post-exposure prophylaxis (PEP) for human immunodeficiency virus (HIV) plays a vital role in preventing transmission among healthcare workers following occupational exposure. Despite its clinical importance, epidemiological data regarding PEP implementation in Türkiye remain scarce. This study aimed to assess PEP practices, prophylactic treatment regimens, and follow-up outcomes among healthcare workers at risk of occupational HIV exposure.
Materials and methods: This retrospective, multicenter study was conducted between January 2020 and December 2024 across 16 healthcare facilities participating in the National HIV/AIDS Working Group. Healthcare workers aged 18 years and older who presented for evaluation following occupational exposure to HIV were …
Clinical Applications Of Topical Platelet-Rich Plasma In Cardiac Surgery: A Scoping Review, Jaron M. Davis
Clinical Applications Of Topical Platelet-Rich Plasma In Cardiac Surgery: A Scoping Review, Jaron M. Davis
Student Works
Background: Postoperative wound complications persist as a significant challenge within adult cardiac surgery. Deep and superficial sternal wound infections, along with complications at saphenous vein harvest sites, are linked to increased morbidity, extended hospital stays, and substantial healthcare expenses. Topical platelet-rich plasma (PRP), commonly known as platelet gel, has been suggested as a biologically active adjunct that may facilitate tissue repair and mitigate postoperative complications. While PRP has garnered attention in surgical practice, the overall scope and consistency of the supporting evidence in cardiac surgery remain ambiguous.
Objective: The purpose of this scoping review is to map and describe the …
Artificial Intelligence-Assisted Neuropharmacology: Reshaping Drug Discovery And Translational Strategies For Neurological Diseases , Pri̇yanka Rathee, Suni̇thi̇ Lohan, Sari̇ta Khatkar, Neelam Mali̇k, Esra Akkol, Renu Sehrawat, Pooja Rathee, Anurag Khatkar
Artificial Intelligence-Assisted Neuropharmacology: Reshaping Drug Discovery And Translational Strategies For Neurological Diseases , Pri̇yanka Rathee, Suni̇thi̇ Lohan, Sari̇ta Khatkar, Neelam Mali̇k, Esra Akkol, Renu Sehrawat, Pooja Rathee, Anurag Khatkar
Turkish Journal of Medical Sciences
The rapid expansion of data-driven technologies, particularly machine learning (ML) and artificial intelligence (AI), has substantially influenced biomedical research and drug discovery. In neuropharmacology, the availability of large-scale genomic, proteomic, chemical, and clinical datasets has stimulated the adoption of AI-based approaches to address persistent challenges in neurological drug development, including high attrition rates and the scarcity of disease-modifying therapies. Unlike prior reviews that broadly discuss AI applications in drug discovery or neurology, this narrative review focuses specifically on neuropharmacology, with an emphasis on translational relevance, disease-oriented examples, and real-world constraints. We critically examine the application of AI and ML across …
Asthma Data In Türkiye Between 2016 And 2022: A Nationwide Descriptive And Observational Study Covering The Entire Adult Population, Kurtuluş Aksu, Gürgün Tuğçe Vural Solak, Nai̇m Ata, Mustafa Hami̇dullah Türkkani, Mustafa Mahi̇r Ülgü, Şuayi̇p Bi̇ri̇nci̇, Funda Aksu
Asthma Data In Türkiye Between 2016 And 2022: A Nationwide Descriptive And Observational Study Covering The Entire Adult Population, Kurtuluş Aksu, Gürgün Tuğçe Vural Solak, Nai̇m Ata, Mustafa Hami̇dullah Türkkani, Mustafa Mahi̇r Ülgü, Şuayi̇p Bi̇ri̇nci̇, Funda Aksu
Turkish Journal of Medical Sciences
Background/aim: Determining the current burden of asthma in countries is important in the diagnosis and follow-up of asthma patients and for the development of national health policies. Our study aimed to clarify the epidemiological and clinical data regarding asthmatic adults in Türkiye.
Materials and methods: The study was designed as a nationwide descriptive, observational cross-sectional study. Data on adult patients who were followed with the diagnosis of asthma in all public, private, and university hospitals in Türkiye between January 2016 and December 2022 were obtained from the e-Nabız database of the Ministry of Health and analyzed.
Results: The number of …
Dapk2 Regulates Pkm2 Phosphorylation At Threonine 45 To Facilitate Disturbed Flow-Induced Atherosclerosis, Shuai Guo, Long Xu, Yixin Chen, Yuan Zhao, Yuting Zhang, Runfa Yu, Kaixiang Cao, Litao Wang, Wenjia Ai, Jiang-Yun Luo, Lu Lu, Jun He, Yuan Zhou, Li Wang, Andrew H Baker, Yuqing Huo, Yiming Xu
Dapk2 Regulates Pkm2 Phosphorylation At Threonine 45 To Facilitate Disturbed Flow-Induced Atherosclerosis, Shuai Guo, Long Xu, Yixin Chen, Yuan Zhao, Yuting Zhang, Runfa Yu, Kaixiang Cao, Litao Wang, Wenjia Ai, Jiang-Yun Luo, Lu Lu, Jun He, Yuan Zhou, Li Wang, Andrew H Baker, Yuqing Huo, Yiming Xu
Faculty, Staff and Students Publications
Background: Oscillatory shear stress (OSS), resulting from disturbed blood flow, is implicated in atherosclerotic plaque formation by incompletely understood mechanisms. This study aims to elucidate the involvement of death-associated protein kinase (DAPK) 2 in OSS-induced endothelial cell (EC) activation and atherosclerosis.
Methods: Publicly available resources, including genome-wide microarray, RNA sequencing, and single-cell RNA sequencing, were utilized to identify key OSS-sensitive regulatory factors. Techniques such as mass spectrometry, immunoprecipitation, proximity ligation assay, and RNA sequencing were employed to identify pyruvate kinase M2 (PKM2) as the binding protein of DAPK2 and determine the specific site of PKM2 phosphorylation by DAPK2. To assess …
The Intersection Of Artificial Intelligence And State Dental Board Regulations An Emerging Area In 2026, Paul Supan Dds, Rick Jackomis Dds, Jd, Munira Muluke Dmd, Ms
The Intersection Of Artificial Intelligence And State Dental Board Regulations An Emerging Area In 2026, Paul Supan Dds, Rick Jackomis Dds, Jd, Munira Muluke Dmd, Ms
Virginia Dental Journal
No abstract provided.
Va Dent J April, May And June 2026
Va Dent J April, May And June 2026
Virginia Dental Journal
This issue of the Virginia Dental Journal highlights the key forces shaping dentistry in 2026, including workforce shortages, legislative advocacy, and emerging technologies. It examines the impact of artificial intelligence on clinical care and regulation, alongside ongoing efforts to expand access to care and strengthen the dental workforce in Virginia. The issue also addresses changes in professional engagement, practice management trends, and the importance of organized dentistry in navigating policy and industry challenges. Overall, it underscores a profession adapting to rapid change while prioritizing patient care and collaboration.
Adoptive Cell Therapies For Glioblastoma: A Quest For Cures From Within, Jia-Shiun Leu, Xin Ge, Charles Robin Yu, Guang Peng, Jiyong Liang
Adoptive Cell Therapies For Glioblastoma: A Quest For Cures From Within, Jia-Shiun Leu, Xin Ge, Charles Robin Yu, Guang Peng, Jiyong Liang
The Brown Foundation: Institute of Molecular Medicine
Glioblastomas (GBMs) are the most aggressive form of brain cancer recalcitrant to both current standard-of-care and immune checkpoint therapies that benefit other cancer patients. Adoptive cell therapies (ACT) using patients' own immune cells have long been explored as a treatment strategy, including the historically studied lymphokine-activated killer (LAK) cells, the evolving chimeric antigen receptor (CAR) directed immune cells, the newly emerging tumor-infiltrating T lymphocyte (TIL) therapies, and others. Preclinical and clinical studies have shown promise but also highlighted significant challenges. In this review, we summarize these findings, highlight recent developments, discuss current limitations, and emphasize how ACT may benefit from …
A Multidomain Peptide Hydrogel-Liposome Composite For Controlled Release Of A Cyclic Dinucleotide In Oral Cancer, Joseph W R Swain, Andrea H Molina, Gemalene M Sunga, Danielle Chew-Martinez, Neeraja Dharmaraj, Alejandra Cobos Perez, Arghadip Dey, Ephraim J Vázquez-Rosado, Simon Young, Jeffrey D Hartgerink
A Multidomain Peptide Hydrogel-Liposome Composite For Controlled Release Of A Cyclic Dinucleotide In Oral Cancer, Joseph W R Swain, Andrea H Molina, Gemalene M Sunga, Danielle Chew-Martinez, Neeraja Dharmaraj, Alejandra Cobos Perez, Arghadip Dey, Ephraim J Vázquez-Rosado, Simon Young, Jeffrey D Hartgerink
Faculty, Staff and Student Publications
While immunotherapy is a promising treatment strategy for cancer, the majority of head and neck squamous cell carcinoma (HNSCC) patients treated with single-agent immunotherapy do not respond. Therefore, researchers are investigating combination treatments with immunostimulatory molecules that can maximize anti-tumor responses. Cyclic dinucleotides (CDNs) are STING agonists that hold promise in combination approaches, but they require frequent intratumoral administration when used in both preclinical models of HNSCC and clinical trials. To reduce administration frequency, we have created a peptide hydrogel–liposome composite system, K2-Lip(CDN), for local and prolonged availability of CDN. We investigated the loading limits of cationic liposomes in both …
Loss Of Znrf3/Rnf43 Unleashes Egrfr In Cancer, Fei Yue, Amy T Ku, Payton D Stevens, Megan N Michalski, Weiyu Jiang, Jianghua Tu, Zhongcheng Shi, Yongchao Dou, Yi Wang, Xin-Hua Feng, Galen Hostetter, Xiangwei Wu, Shixia Huang, Noah F Shroyer, Bing Zhang, Bart O Williams, Qingyun Liu, Xia Lin, Yi Li
Loss Of Znrf3/Rnf43 Unleashes Egrfr In Cancer, Fei Yue, Amy T Ku, Payton D Stevens, Megan N Michalski, Weiyu Jiang, Jianghua Tu, Zhongcheng Shi, Yongchao Dou, Yi Wang, Xin-Hua Feng, Galen Hostetter, Xiangwei Wu, Shixia Huang, Noah F Shroyer, Bing Zhang, Bart O Williams, Qingyun Liu, Xia Lin, Yi Li
Faculty, Staff and Students Publications
ZNRF3 and RNF43 are closely related transmembrane E3 ubiquitin ligases with significant roles in development and cancer. Conventionally, their biological functions have been associated with regulating WNT signaling receptor ubiquitination and degradation. However, our proteogenomic studies have revealed EGFR as the protein most negatively correlated with ZNRF3/RNF43 mRNA levels in multiple human cancers. Through biochemical investigations, we demonstrate that ZNRF3/RNF43 interact with EGFR via their extracellular domains, leading to EGFR ubiquitination and subsequent degradation facilitated by the E3 ligase RING domain. Overexpression of ZNRF3 reduces EGFR levels and suppresses cancer cell growth in vitro and in vivo, whereas knockout of …
Single-Cell Tcr Mapping Reveals Spatially Coordinated T Cell States In Head And Neck Cancer, Kelli A Mccord, Emerald Kan, Sean Hyslop, Amanda Y Xia, Colby J Hofferek, James S Lewis, Andreas Wieland, David J Hernandez, Vlad C Sandulache, William H Hudson
Single-Cell Tcr Mapping Reveals Spatially Coordinated T Cell States In Head And Neck Cancer, Kelli A Mccord, Emerald Kan, Sean Hyslop, Amanda Y Xia, Colby J Hofferek, James S Lewis, Andreas Wieland, David J Hernandez, Vlad C Sandulache, William H Hudson
Faculty, Staff and Students Publications
Current spatial T cell receptor (TCR) profiling approaches lack the resolution needed to link clonal identity, transcriptional state, and spatial positioning of individual T cells in the tumor microenvironment. Here, we introduce a spatial TCR profiling strategy that resolves individual T cell clones together with their transcriptional states at single-cell resolution and applied the method to human head and neck squamous cell carcinoma. Presumed tumor-specific T cells were broadly dispersed throughout the tumor microenvironment, and cells of the same clone occupied distinct transcriptional states in different locations: Immune-rich regions contained more plastic or progenitor cells, whereas tumor-dense regions were enriched …
Constitutive Ampk Activation Prevents Hepatocellular Carcinoma Development Through Inhibition Of Hnf4Α Activity, Zhen Sun, Bernard Linares, Cassidy Urdiales, Fiyad Alsarmi, Boyuan Sang, Nagireddy Putluri, Jeanine L Van Nostrand
Constitutive Ampk Activation Prevents Hepatocellular Carcinoma Development Through Inhibition Of Hnf4Α Activity, Zhen Sun, Bernard Linares, Cassidy Urdiales, Fiyad Alsarmi, Boyuan Sang, Nagireddy Putluri, Jeanine L Van Nostrand
Faculty, Staff and Students Publications
Hepatocellular carcinoma (HCC) is a major cause of cancer-related mortality and is largely driven by metabolic disorders such as obesity and type 2 diabetes. The AMP-activated protein kinase (AMPK) is a master regulator of metabolism, and its activation has been proposed as a therapeutic strategy for treating metabolic disorders. However, although AMPK activity is down-regulated in HCC, the precise role of AMPK in HCC development has not been clearly delineated. Here, we investigated the ability of constitutive AMPK activation to prevent HCC development using a constitutively active AMPK transgenic mouse model and a pharmacological AMPK activator. We observed that AMPK …
H3 Dopaminylation And Camkii Modulate Diffuse Midline Glioma Response To Cdk9 Inhibition, Rebecca L Murdaugh, Brittany R Eberl, Rosemary U Richard, Ena I Campos-Hensley, Adanze N Nnyagu, W Austin Elam, Ai-Ni Tsao, Jack R Tremblay, Ruiying Ma, Alfred K Dei-Ampeh, Kieu Pham, Daniel C Kraushaar, Kwanha Yu, Calla M Olson, Akdes Serin-Harmanci, Benjamin Deneen, Jamie N Anastas
H3 Dopaminylation And Camkii Modulate Diffuse Midline Glioma Response To Cdk9 Inhibition, Rebecca L Murdaugh, Brittany R Eberl, Rosemary U Richard, Ena I Campos-Hensley, Adanze N Nnyagu, W Austin Elam, Ai-Ni Tsao, Jack R Tremblay, Ruiying Ma, Alfred K Dei-Ampeh, Kieu Pham, Daniel C Kraushaar, Kwanha Yu, Calla M Olson, Akdes Serin-Harmanci, Benjamin Deneen, Jamie N Anastas
Faculty, Staff and Students Publications
Aberrant neurotransmitter signaling and transcriptional dysregulation are hallmarks of gliomagenesis and represent potential therapeutic targets. Monoamine neurotransmitters such as dopamine and serotonin primarily activate GPCRs but can also function epigenetically as histone H3 modifications. Here, we uncover mechanisms of crosstalk between monoamine neurotransmitter signaling, H3 dopaminylation, and RNA polymerase II (Pol2) transcription in diffuse midline glioma (DMG). We find that co-treatment with Pol2-targeting CDK9 inhibitors (CDK9i) and FDA-approved neuropsychiatric drugs, including selective serotonin reuptake inhibitors (SSRIs), synergistically reduces DMG growth. Mechanistically, CDK9i+SSRI treatment alters H3 dopaminylation patterns and represses synaptic and neurodevelopmental gene transcription associated with CDK9i resistance. Further phospho-proteomic …
Condensate State As Determinant Of Amyloid Pathology In Neurodegeneration, Lathan Lucas, Josephine C Ferreon, Allan Chris M Ferreon
Condensate State As Determinant Of Amyloid Pathology In Neurodegeneration, Lathan Lucas, Josephine C Ferreon, Allan Chris M Ferreon
Faculty, Staff and Students Publications
Neurodegenerative diseases arise when normally functional aggregation-prone proteins transition into stable cross-β amyloid fibrils. Although these fibrils share a conserved architecture, the pathways that lead to fibrillation vary across proteins and cellular environments. Liquid-liquid phase separation is now recognized as a central organizer of intracellular biochemistry that modulates protein aggregation. Physiological condensation can buffer aggregation by maintaining macromolecular solubility and providing partner interactions that compete against pathological protein-protein interactions. However, condensates can transform and age into gel-like states that can favor the emergence of β-rich oligomers and solid-state fibrils. Across six disease-linked proteins that include Tau, α-synuclein, amyloid-β, TDP-43, FUS, …
Exploring Healthcare Career Pathways: Survey Findings From The Unmc High School Alliance Program, Jana L. Wardian Phd, Rachael Jaixen, Jaynie Bird, Heidi Kaschke
Exploring Healthcare Career Pathways: Survey Findings From The Unmc High School Alliance Program, Jana L. Wardian Phd, Rachael Jaixen, Jaynie Bird, Heidi Kaschke
Innovations in Health Sciences Education Journal
The ongoing demand for a well-prepared and adequately staffed healthcare workforce in the United States highlights the value of effective educational pipeline programs. The University of Nebraska Medical Center (UNMC) High School Alliance (HSA) was created as an immersive, academic enrichment initiative to expose motivated high school students from a range of educational and socioeconomic backgrounds to health professions, with the long-term aim of strengthening the healthcare workforce in Nebraska. This article evaluates the design, curriculum, and measurable impact of the UNMC HSA over its 16-year history. Students participate daily throughout the school year, engaging in courses such as patient …
Relationship Between Hepatitis B Virus Screening, Vaccination, And Spread In Sierra Leone, Muhammed Sarmodu Mansaray
Relationship Between Hepatitis B Virus Screening, Vaccination, And Spread In Sierra Leone, Muhammed Sarmodu Mansaray
Walden Dissertations and Doctoral Studies
Hepatitis B virus (HBV) presents a significant public health burden in Sierra Leone. Although the estimated prevalence was 8.7% in 2021, comprehensive statistical data has been limited in general. Programmatic interventions for HBV control such as systematic screening and vaccination have remained limited as well. The purpose of this quantitative cross-sectional study was to examine the relationship between screening and vaccination practices and HBV prevalence in Sierra Leone while controlling for age, sex, education and health care access. The theoretical framework incorporated the Integrated Screening Action model, which highlights screening as a critical disease prevention strategy, and the Social Ecological …
Analysis Of The Effects Of Magnetic Field, Heat Transfer, And Thermal Radiation On Blood Flow Through Bifurcated Artery To Enhance Tumor Treatments, Abdullahi Isah, Dauda Gulibur Yakubu, Ali Musa
Analysis Of The Effects Of Magnetic Field, Heat Transfer, And Thermal Radiation On Blood Flow Through Bifurcated Artery To Enhance Tumor Treatments, Abdullahi Isah, Dauda Gulibur Yakubu, Ali Musa
Tanzania Journal of Science
The work presents the effects of some pertinent parameters on blood flow through bifurcated artery to enhance tumor treatments. Combining appropriately the basic equations, together with the fractionalized Maxwell fluid model allow us to determine the velocity, temperature and concentration of blood flow through bifurcated artery. The study adopted the Atangana-Baleanu fractional time derivative on fluid model to describe the non-Newtonian behavior of blood flow. The numerical simulations were performed using the combined Laplace transform and the method of undetermined coefficients and the results obtained with the aid of Mathcad software were simulated and presented graphically. From the graphical results, …
Integration Of Aged Brain Multi-Omics Reveals Cross-System Mechanisms Underlying Alzheimer’S Disease Heterogeneity, Lucas P Scheidemantel, Katia De Paiva Lopes, Chris Gaiteri, Vilas Menon, Philip L De Jager, Julie A Schneider, Aron S Buchman, Yanling Wang, Shinya Tasaki, Roberto T Raittz, David A Bennett, Ricardo A Vialle
Integration Of Aged Brain Multi-Omics Reveals Cross-System Mechanisms Underlying Alzheimer’S Disease Heterogeneity, Lucas P Scheidemantel, Katia De Paiva Lopes, Chris Gaiteri, Vilas Menon, Philip L De Jager, Julie A Schneider, Aron S Buchman, Yanling Wang, Shinya Tasaki, Roberto T Raittz, David A Bennett, Ricardo A Vialle
Faculty, Staff and Student Publications
The molecular correlates of Alzheimer's disease (AD) are increasingly being defined by multi-omics. However, findings from different data types are often difficult to reconcile. Here, we apply a data-driven multi-omics framework integrating seven omics layers from up to 1,358 aged human brain samples from the Religious Orders Study and Rush Memory and Aging Project. We demonstrate sprawling cross-omics biological factors relating to AD phenotypes. The strongest AD-associated factor (factor 8) is characterized by elevated immune activity at the epigenetic level, decreased heat shock gene expression in the transcriptome, and disrupted energy metabolism and cytoskeletal dynamics in the proteome. Unsupervised clustering …
The Experiences Of Service-Learning From The Perspectives Of Physician Preceptors: A Phenomenological Qualitative Study, Claudia Moore
The Experiences Of Service-Learning From The Perspectives Of Physician Preceptors: A Phenomenological Qualitative Study, Claudia Moore
Doctoral Dissertations and Projects
The purpose of this phenomenological study was to describe the lived experiences of supervising medical students for physician preceptors at service-learning sites in the mid-Atlantic region of the United States. The theory guiding this study was the experiential learning theory, posited by Dewey and refined by Kolb, concerning service-learning and undergraduate medical education. This study explored four research questions presented to physician preceptors to examine the barriers to implementing service-learning requirements at medical schools. These questions stemmed from the central research question: What are the lived experiences of supervising medical students for physician preceptors at a service-learning site? This research …
Examining Moderators In The Relationship Between Injury/Injury Anxiety And Eating Disturbances In College Women Athletes, Lydia M. Reichley
Examining Moderators In The Relationship Between Injury/Injury Anxiety And Eating Disturbances In College Women Athletes, Lydia M. Reichley
Undergraduate Theses
Introduction: Injury and injury-related anxiety are common in collegiate athletes and may contribute to maladaptive psychological and behavioral outcomes, including eating disturbances. This study examined the relationship between injury/injury anxiety and eating disturbances, and whether athletic identity, injury self-efficacy, and body shame moderated this relationship. Methods: A cross-sectional design was used with 57 female collegiate and club athletes from Bellarmine University (M age = 19.98 + 1.37). Participants completed an online survey including the Sport Injury Anxiety Scale (SIAS), Athletic Identity Measurement Scale (AIMS), Athletic Injury Self-Efficacy Questionnaire (AISEQ), Eating Attitudes Test (EAT-26), and the Objectified Body Consciousness Scale (OBC; …