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Articles 511 - 540 of 18291
Full-Text Articles in Entire DC Network
Rna-Micelles As Self-Assembling Structures For Efficient Co-Delivery Of Synergistic Sirna And Nucleoside Analogues To Treat Crc Lung Metastasis, Kai Jin, Piotr G. Rychahou, Daniel W. Binzel, B. Mark Evers, Peixuan Guo
Rna-Micelles As Self-Assembling Structures For Efficient Co-Delivery Of Synergistic Sirna And Nucleoside Analogues To Treat Crc Lung Metastasis, Kai Jin, Piotr G. Rychahou, Daniel W. Binzel, B. Mark Evers, Peixuan Guo
Markey Cancer Center Faculty Publications
SiRNA has been widely studied in cancer gene silencing over the last 25 years. However, few siRNA-based therapeutics have been approved by the FDA. An RNA-micelle platform provides a powerful therapeutic tool through simple one-step, high-yield production that is capable of efficient colorectal cancer lung metastasis treatment, a current lethal condition with a short survival rate post-diagnosis. Here, it is reported that the use of RNA-micelles co-carrying siRNA and nucleoside analogues to completely inhibit lung metastasis of colorectal cancer (CRC). The major advantage of the RNA-micelle is the successful co-delivery of siRNA and chemotherapeutic agent in a single delivery vehicle …
Geographic Clusters Of Human Papillomavirus-Associated Cancer Incidence In The Us, 2008–2022, Todd Burus, Krystle A. Lang Kuhs, Ashish A. Deshmukh, Haluk Damgacioglu
Geographic Clusters Of Human Papillomavirus-Associated Cancer Incidence In The Us, 2008–2022, Todd Burus, Krystle A. Lang Kuhs, Ashish A. Deshmukh, Haluk Damgacioglu
Markey Cancer Center Faculty Publications
Objective: Despite known state and regional differences, United States (US) county-level patterns of human papillomavirus (HPV)-associated cancer incidence remain unexplored. Methods: In this cross-sectional study, we analyzed US county-level HPV-associated cancer incidence rates from 2008 to 2022 using the US Cancer Statistics Incidence Analytic Database to identify geographic clusters of high and low incidence. Clusters were identified using the Getis-Ord Gi* statistic and assessed for differences in cluster-level sociodemographic characteristics and sex-and-site-specific incidence. Results: We found 373 hot spot and 409 cold spot counties, with median incidence rates of 16.14 and 10.62 per 100,000, respectively. Hot spot counties were particularly …
A Major Update And Improved Validation Functionality In The Mwtab Python Library And The Metabolomics Workbench File Status Website, P. Travis Thompson, Hunter N. B. Moseley
A Major Update And Improved Validation Functionality In The Mwtab Python Library And The Metabolomics Workbench File Status Website, P. Travis Thompson, Hunter N. B. Moseley
Markey Cancer Center Faculty Publications
Background: The Metabolomics Workbench (MW) is a public scientific data repository consisting of experimental data and metadata from metabolomics studies collected with mass spectroscopy (MS) and nuclear magnetic resonance (NMR) analyses. Although not as rapidly as in the past, MW has steadily evolved, updating its mwTab and JSON deposition text file formats and its web-based infrastructure. However, the growth of MW has been exponential since its inception in 2013 and continues to be exponential, with the number of datasets hosted on the repository increasing by 50% since April 2024. As part of regular maintenance to keep up with changes to …
Case Report: Prolonged Response To Cabozantinib And Pembrolizumab In Treatment-Refractory Metastatic Pancreatic Ductal Adenocarcinoma, Anna M. Reagan, Hannah G. Mcdonald, Jaewon Kang, Hoda Saghaeiannejad Esfahani, Caroline G. Wright, Charles J. Bailey, Carleton S. Ellis, Kaylyn R. Collette, Reema A. Patel, Mayte Murillo, Samantha F. Stokley, Michael J. Cavnar, Prakash Pandalai, Mautin T. Barry-Hundeyin, Jessica Moss, Joseph Kim
Case Report: Prolonged Response To Cabozantinib And Pembrolizumab In Treatment-Refractory Metastatic Pancreatic Ductal Adenocarcinoma, Anna M. Reagan, Hannah G. Mcdonald, Jaewon Kang, Hoda Saghaeiannejad Esfahani, Caroline G. Wright, Charles J. Bailey, Carleton S. Ellis, Kaylyn R. Collette, Reema A. Patel, Mayte Murillo, Samantha F. Stokley, Michael J. Cavnar, Prakash Pandalai, Mautin T. Barry-Hundeyin, Jessica Moss, Joseph Kim
Markey Cancer Center Faculty Publications
Immunotherapy has yet to demonstrate durable efficacy in pancreatic ductal adenocarcinoma (PDAC) despite the fact that pancreatic cancer cells have higher levels of immune checkpoint expression than other cancer cell types in which immunotherapy efficacy has been well established. We observed effective cytotoxicity with the combination therapy of pembrolizumab (an anti-PD-1 monoclonal antibody, mAb) and cabozantinib (an anti-MET small molecule) in vivo. This served as the basis for an investigator-initiated phase II clinical trial (NCT05052723). The trial was open to patients with treatment-refractory metastatic PDAC with a single-arm treatment protocol of pembrolizumab and cabozantinib. Here, we report the case of …
Survival Of Patients Diagnosed With Cancer During The Covid-19 Pandemic, Todd Burus, Haluk Damgacioglu, Bin Huang, Thomas C. Tucker, Ashish A. Deshmukh, Krystle A. Lang Kuhs
Survival Of Patients Diagnosed With Cancer During The Covid-19 Pandemic, Todd Burus, Haluk Damgacioglu, Bin Huang, Thomas C. Tucker, Ashish A. Deshmukh, Krystle A. Lang Kuhs
Markey Cancer Center Faculty Publications
Importance The effects of COVID-19 pandemic–related disruptions on cancer diagnosis in the US have been widely observed, but their impact on short-term survival has not been assessed.
Objective To examine 1-year cause-specific survival (CSS) rates among patients diagnosed with cancer during 2020 and 2021 using high-quality cancer registry data.
Design, Setting, and Participants This population-based cohort study of cancer survival between 2015 and 2021 used the Surveillance, Epidemiology, and End Results 21 Registries (SEER-21) database. The population included individuals with an invasive cancer diagnosis and complete follow-up reported to registries included in SEER-21 between January 1, 2015, and December 31, …
A Phase 1 Dose Escalation Of Lapatinib And Paclitaxel In Recurrent Ovarian Cancer, Connie D. Cao, Joseph Robert Mccorkle, Donglin Yan, Hoda Saghaeiannejad Esfahani, Rani Jayswal, Dava W. Piecoro, Ning Li, Lauren Baldwin, Rachel W. Miller, Christopher P. Desimone, Charles S. Dietrich, Frederick R. Ueland, Jill M. Kolesar
A Phase 1 Dose Escalation Of Lapatinib And Paclitaxel In Recurrent Ovarian Cancer, Connie D. Cao, Joseph Robert Mccorkle, Donglin Yan, Hoda Saghaeiannejad Esfahani, Rani Jayswal, Dava W. Piecoro, Ning Li, Lauren Baldwin, Rachel W. Miller, Christopher P. Desimone, Charles S. Dietrich, Frederick R. Ueland, Jill M. Kolesar
Markey Cancer Center Faculty Publications
Objective: The development of ABCB1-mediated resistance limits the clinical efficacy of paclitaxel. Lapatinib is a small-molecule reversible tyrosine kinase and ABCB1 inhibitor that could prevent resistance. Our objective was to determine a recommended phase 2 dose (RP2D) of the combination of paclitaxel and lapatinib.
Methods: A phase 1 dose-escalation study utilizing a Bayesian optimal interval (BOIN) design in recurrent ovarian cancer patients was conducted. Patients were pretreated with pulsed lapatinib in the 48 h preceding weekly paclitaxel (80 mg/m2) in 28-day cycles for up to three cycles. We evaluated three lapatinib doses, escalating from 750 to 2000 mg …
Dna-Pkcs Promotes Therapy Resistance And Metastatic Recurrence In Neuroblastoma, Mahnaz Norouzi, Subin Kim, Beibei Zhu, Chi Wang, Natalie Wu, Katherine Somers, Eddy Shih-Hsin Yang, B. Mark Evers, Eric J. Rellinger, Piotr G. Rychahou
Dna-Pkcs Promotes Therapy Resistance And Metastatic Recurrence In Neuroblastoma, Mahnaz Norouzi, Subin Kim, Beibei Zhu, Chi Wang, Natalie Wu, Katherine Somers, Eddy Shih-Hsin Yang, B. Mark Evers, Eric J. Rellinger, Piotr G. Rychahou
Markey Cancer Center Faculty Publications
Purpose: High-risk neuroblastoma presents a serious clinical challenge with survival rates below 50%. Disease relapse most commonly occurs at distant metastatic sites and remains the primary driver of poor outcomes, emphasizing the need for therapies to target drivers of relapse.
Experimental design: This study identified DNA-PKcs as a critical determinant of poor survival and metastatic relapse in neuroblastoma patients. We evaluated which therapeutic modality—chemotherapy or radiotherapy—when combined with DNA-PKcs inhibition, more effectively reduces metastatic burden and prevents recurrence.
Results: Colony-forming assays revealed that established neuroblastoma colonies resist doxorubicin alone and require high-dose doxorubicin paired with DNA-PKcs inhibition to suppress progression. …
A Unique Protein Adjuvant For Precision Immunotherapy To Prevent Recurrence Of Surgically Resected Colorectal Cancer, Yasuhiro Suzuki, Rajesh Mani, B. Mark Evers
A Unique Protein Adjuvant For Precision Immunotherapy To Prevent Recurrence Of Surgically Resected Colorectal Cancer, Yasuhiro Suzuki, Rajesh Mani, B. Mark Evers
Markey Cancer Center Faculty Publications
Effectively activating protective CD8+ T cell immunity specifically against cancer antigens is an important pathway to prevent the growth of various types of cancers. A major obstacle in this approach is variations in cancer antigens among patients. A valuable material to overcome the antigen variation among cancer patients is the use of each individual’s own cancer cells for immunization. In colorectal cancer (CRC), approximately one-third of the patients who receive curative surgical resection have a recurrence of cancer. Therefore, the use of surgically resected CRC for immunotherapy to specifically activate the protective CD8+ T cells against their own …
Mental Health Needs Of Families Of Patients In Intensive Care Units And The Role Of Mobile Health: Survey Study, Anthony Faiola, Saira Soroya, Zhonglin Hao, Reinhold Munker
Mental Health Needs Of Families Of Patients In Intensive Care Units And The Role Of Mobile Health: Survey Study, Anthony Faiola, Saira Soroya, Zhonglin Hao, Reinhold Munker
Markey Cancer Center Faculty Publications
Background: The experiences of patients with COVID-19 and their families manifested the most devastating effects of family separation since the 1918 Spanish influenza pandemic and, with it, a call for solutions to patient isolation and its effect on family mental health.
Objective: This study examined the recent experiences of families of critical care (intensive care unit; ICU) patients related to anxiety and depression (AD), satisfaction with clinician-family communication, and counseling from mental health and social services. This study explored correlations between these factors and family interest in mobile health (mHealth) designed to improve information flow and communication from patient bedside …
Survival Outcomes Of First-Line Therapy In De Novo Metastatic Urothelial Carcinoma With Histologic Subtypes: A National Cancer Database Analysis, Zin W. Myint, Feitong Lei, Bin Huang
Survival Outcomes Of First-Line Therapy In De Novo Metastatic Urothelial Carcinoma With Histologic Subtypes: A National Cancer Database Analysis, Zin W. Myint, Feitong Lei, Bin Huang
Markey Cancer Center Faculty Publications
Background: Urothelial carcinoma with histologic subtypes represent an aggressive and understudied population frequently excluded from prospective clinical trials. Evidence guiding optimal first-line systemic therapy in de novo metastatic disease with histologic subtypes remains limited.
Method: Patients with de novo stage IV urothelial carcinoma with histologic subtypes diagnosed between 2016 and 2021 were identified from the National Cancer Database (NCDB). Eligible patients received first-line chemotherapy, immunotherapy, or concurrent chemoimmunotherapy (both modalities initiated within 30 days). Overall survival (OS) was compared across groups using Kaplan–Meier methods and compared using log-rank tests and multivariable Cox regression. Result: Among 800 patients, 596 (74.5%) received …
Person‑Level Health Factors Partially Mediate The Association Between Lesbian, Gay, Or Bisexual (Lgb) Identity, Allostatic Load, And Cancer Mortality In Nhanes, Justin Xavier Moore, Alisha Patel, Missy Spears, Tracy Casanova, Heidi L. Weiss, Marvin E. Langston, Keith J. Watts, Donte Boyd, Prajakta Adsul, Meredith S. Duncan, Sydney Howard
Person‑Level Health Factors Partially Mediate The Association Between Lesbian, Gay, Or Bisexual (Lgb) Identity, Allostatic Load, And Cancer Mortality In Nhanes, Justin Xavier Moore, Alisha Patel, Missy Spears, Tracy Casanova, Heidi L. Weiss, Marvin E. Langston, Keith J. Watts, Donte Boyd, Prajakta Adsul, Meredith S. Duncan, Sydney Howard
Markey Cancer Center Faculty Publications
Purpose: Individuals identifying as Lesbian, Gay, or Bisexual (LGB) with high allostatic load have more than double the cancer mortality risk of heterosexual individuals with high allostatic load. This study explored how person-level health factors mediate the relationship between individuals identifying as LGB with high allostatic load and subsequent risk of cancer mortality.
Methods: We conducted a retrospective analysis of 12,470 participants in the National Health and Nutrition Examination Survey (2001–2010) linked to the National Death Index through 31 December 2019. Survey-weighted Cox regression assessed associations of individuals identifying as LGB and allostatic load with cancer mortality. Person-level health factors …
Oncology Clinicians’ Attitudes On Hormonal Therapy After Chemoradiotherapy For Cervical Cancer, Morgan S. Levy, Marilyn Huang, Charles S. Dietrich, Denise Fabian
Oncology Clinicians’ Attitudes On Hormonal Therapy After Chemoradiotherapy For Cervical Cancer, Morgan S. Levy, Marilyn Huang, Charles S. Dietrich, Denise Fabian
Markey Cancer Center Faculty Publications
No abstract provided.
Assessing The Value Of Sequential Next-Generation Sequencing And Multiple Molecular Tumor Board Reviews For Patients With Solid-Tumor Malignancies, Allison L. Swiecki-Sikora, Lydia Williams, Ning Li, Donglin Yan, Evan Bryon, Derek B. Allison, Rachel W. Miller, Charles S. Dietrich, Jill M. Kolesar
Assessing The Value Of Sequential Next-Generation Sequencing And Multiple Molecular Tumor Board Reviews For Patients With Solid-Tumor Malignancies, Allison L. Swiecki-Sikora, Lydia Williams, Ning Li, Donglin Yan, Evan Bryon, Derek B. Allison, Rachel W. Miller, Charles S. Dietrich, Jill M. Kolesar
Markey Cancer Center Faculty Publications
Purpose: Multidisciplinary molecular tumor boards (MTBs) have demonstrated improved clinical outcomes in various malignancies. Sequential next-generation sequencing (NGS) is widely performed at the time of recurrence, which may lead to multiple MTB reviews. This study assessed the clinical benefit of multiple MTB reviews for sequential NGS. Methods: A retrospective cohort review was performed to compare patients reviewed once at a single-institution MTB and those reviewed multiple times for the same diagnosis with sequential NGS between January 2016 and December 2023. Demographics were compared, and regression and survival analysis was performed. Results: In all, 3,702 patients were included, 3,446 (91.6%) were …
Case Report: Prostate Adenocarcinoma With Peritoneal Carcinomatosis And Elevated Cea Mimicking Colorectal Cancer: A Diagnostic Dilemma, Hala Majeed, Nathan R. Shelman, Jitesh A. Patel, Janeesh S. Veedu, Insija I. Selene, Ashlyn Whitesell, Zin W. Myint
Case Report: Prostate Adenocarcinoma With Peritoneal Carcinomatosis And Elevated Cea Mimicking Colorectal Cancer: A Diagnostic Dilemma, Hala Majeed, Nathan R. Shelman, Jitesh A. Patel, Janeesh S. Veedu, Insija I. Selene, Ashlyn Whitesell, Zin W. Myint
Markey Cancer Center Faculty Publications
This case report describes an exceptionally rare manifestation of prostate adenocarcinoma presenting with peritoneal carcinomatosis, rectal obstruction, and markedly elevated carcinoembryonic antigen (CEA), closely mimicking colorectal cancer. A 65-year-old man with localized high-grade prostate adenocarcinoma (Gleason 4 + 4) underwent robotic prostatectomy in November 2020, followed by salvage radiation and stereotactic body radiation therapy for early biochemical recurrence. He achieved an excellent response to androgen deprivation therapy (ADT) combined with abiraterone and prednisone, maintaining an undetectable prostate-specific antigen (PSA) level for over 2 years. In late 2024, the patient developed hematochezia, narrow stools, and abdominal pain. Imaging revealed a rectal …
Eef2k Promotes Immune Evasion In Melanoma Via Cyclin D1–Mediated Stabilization Of Pd-L1, Yijie Ren, Darby J. Ballard, Anil Kumar, Andy F. Song, Mitiksha Gupta, Xiaofang Xiong, Xingcong Ren, Jugal Kishore Das, Jin-Ming Yang, Jianxun Song
Eef2k Promotes Immune Evasion In Melanoma Via Cyclin D1–Mediated Stabilization Of Pd-L1, Yijie Ren, Darby J. Ballard, Anil Kumar, Andy F. Song, Mitiksha Gupta, Xiaofang Xiong, Xingcong Ren, Jugal Kishore Das, Jin-Ming Yang, Jianxun Song
Markey Cancer Center Faculty Publications
Eukaryotic elongation factor 2 kinase (eEF2K) is a stress-responsive regulator of protein synthesis implicated in melanoma progression, but its role in tumor immune evasion remains poorly defined. We investigated how eEF2K influences programmed death ligand 1 (PD-L1) expression through modulation of Cyclin D1. We analyzed gene expression and dependency datasets from The Cancer Genome Atlas and the Cancer Dependency Map. Protein–protein interactions were assessed by co-immunoprecipitation. Cyclin D1 was inhibited pharmacologically with palbociclib. Immune responses were evaluated in murine B16-OVA and human A2058 melanoma models using flow cytometry and immunohistochemistry after genetic or pharmacologic modulation of eEF2K and Cyclin D1. …
Characteristics Of The Health-Associated Oral Microbiome In Young Nonhuman Primates, J. L. Ebersole, O. A. Gonzalez
Characteristics Of The Health-Associated Oral Microbiome In Young Nonhuman Primates, J. L. Ebersole, O. A. Gonzalez
Markey Cancer Center Faculty Publications
Nonhuman primates have been shown to develop periodontitis with clinical and demographic features similar to humans. This preclinical disease model is well-positioned to advance the elucidation of novel biologic-based preventive and therapeutic approaches to controlling periodontitis, a chronic infection and immunoinflammatory disease. In this analysis, the oral microbiomes of younger (10–19 human years; n = 30) nonhuman primates are compared for matriline (an indicator of heritability), sex, and age variations. A holistic assessment of the microbiome similarities/differences suggested two primary conclusions in this younger group of orally healthy nonhuman primates. First, at the microbiome level of phyla, orders, and families, …
Prognostic Value Of Lung Injury Biomarkers In Patients Hospitalized With Covid-19 Without Respiratory Failure At Admission, Jennifer G. Wilson, Greg A. Grandits, Birgit Grund, Shweta S. Mistry, Carolyn Leroux, Angelika Ringor, Neil R. Aggarwal, Daniel D. Murray, Christina E. Barkauskas, Samuel M. Brown, Elizabeth Higgs, Kathryn Shaw-Saliba, Adam Rupert, Virginia L. Kan, Jeremy R. Beitler, Omar Awan, Jamie L. Sturgill, Halima Dawood, Andre C. Kalil, Ioannis Kalomenidis, Abhijit Duggal, Sarah C. Sasson, Minh Q. Ho, Hien H. Nguyen, Jens D. Lundgren, Adit A. Ginde, Wesley H. Self, H. Clifford Lane, Michael A. Matthay, Angela J. Rogers
Prognostic Value Of Lung Injury Biomarkers In Patients Hospitalized With Covid-19 Without Respiratory Failure At Admission, Jennifer G. Wilson, Greg A. Grandits, Birgit Grund, Shweta S. Mistry, Carolyn Leroux, Angelika Ringor, Neil R. Aggarwal, Daniel D. Murray, Christina E. Barkauskas, Samuel M. Brown, Elizabeth Higgs, Kathryn Shaw-Saliba, Adam Rupert, Virginia L. Kan, Jeremy R. Beitler, Omar Awan, Jamie L. Sturgill, Halima Dawood, Andre C. Kalil, Ioannis Kalomenidis, Abhijit Duggal, Sarah C. Sasson, Minh Q. Ho, Hien H. Nguyen, Jens D. Lundgren, Adit A. Ginde, Wesley H. Self, H. Clifford Lane, Michael A. Matthay, Angela J. Rogers
Markey Cancer Center Faculty Publications
Objectives: – The COVID-19 pandemic highlighted an urgent need to more efficiently identify patients at highest risk for developing respiratory failure. We investigated whether plasma levels of lung injury biomarkers are associated with progression to respiratory failure among adults hospitalized with COVID-19 pneumonia without respiratory failure at admission. Design: – This was a nested case-control study of COVID-19 patients enrolled in the Accelerating COVID-19 Therapeutic Interventions and Vaccines-3 (ACTIV-3)/Therapeutics for Inpatients with COVID-19 (TICO) platform trial who were on less than 20 L/min supplemental oxygen at enrollment. We compared baseline measurements of lung injury biomarkers between participants who progressed to …
The Effect Of Cover Crop Management Strategies On Nutrient Availability In No-Till Corn, Emily C. Marsh
The Effect Of Cover Crop Management Strategies On Nutrient Availability In No-Till Corn, Emily C. Marsh
Theses and Dissertations--Plant and Soil Sciences
Cover crops are reported to have long-term soil health improvements, one of which is reducing erosion. However, popular cereal cover crops, such as rye (Secale cereale L.), have the potential to cause a yield penalty in the following corn (Zea mays L.) crop due to a reduction in available nitrogen. Legumes, such as Austrian winter pea (Pisum sativum L. var. arvense), are thought to reduce this yield penalty due to their capacity to fix nitrogen. Sulfur is another nutrient of interest, especially as rates of atmospheric deposition of sulfur have declined, leading to more deficiencies being …
Robotizing Complex Welding Processes Through Imitation Learning And Generative Models From Human Demonstration, Yue Cao
Theses and Dissertations--Electrical and Computer Engineering
Arc welding processes demand real-time adaptive control that current robotic systems cannot achieve autonomously. This dissertation develops a systematic framework to robotize complex welding by learning from human demonstration, integrating generative modeling, physics-informed reconstruction, and model-based imitation learning. First, human--robot collaboration systems are established for both Gas Tungsten Arc Welding (GTAW) and Double-Electrode Gas Metal Arc Welding, combining robotic teleoperation with virtual reality interfaces to capture high-quality operator demonstrations. Second, a physics-informed neural network framework reconstructs complete molten pool flow fields from high-speed imaging, enriching process understanding beyond direct sensor observation. Third, generative models, including a hybrid latent variational autoencoder …
Challenges And Applications Of Fine-Grained Temporal Action Understanding: Modeling Temporal Granularity And Data Efficiency, Halil I. Helvaci
Challenges And Applications Of Fine-Grained Temporal Action Understanding: Modeling Temporal Granularity And Data Efficiency, Halil I. Helvaci
Theses and Dissertations--Electrical and Computer Engineering
Fine-grained Temporal Action Segmentation (TAS) has become a cornerstone of video understanding, offering dense frame-level predictions essential for clinical assessment, surgical skill evaluation, and human-computer interaction. While TAS methods have delivered strong results on coarse-grained benchmarks, two fundamental challenges persist: (1) global attention mechanisms dilute boundary information critical for subsecond precision, a phenomenon we term the temporal granularity bottleneck, and (2) dense frame-level annotation remains prohibitively expensive, with most datasets requiring exhaustive labeling of lengthy untrimmed videos. These challenges are particularly pronounced in medical domains, where sub-second primitives define clinical outcomes while expert annotation remains scarce. In this dissertation, we …
Making Sense Of Membership: Organizational Socialization Of African Immigrant Employees In U.S. Workplaces, Ikeola J. Bodunde
Making Sense Of Membership: Organizational Socialization Of African Immigrant Employees In U.S. Workplaces, Ikeola J. Bodunde
Theses and Dissertations--Communication
This dissertation examines how African immigrant employees make sense of organizational socialization in U.S. workplaces. As global mobility reshapes the labor force, nearly one in five U.S. workers is foreign-born, making organizational socialization an increasingly complex communicative process. Classic socialization models assume linear, uniform adjustment, yet international employees often face ambiguity, cultural mismatch, and racialized expectations that complicate early workplace experiences. Guided by sensemaking theory, this study conceptualizes socialization as an ongoing, nonlinear process through which newcomers notice cues, construct interpretations, act on provisional understandings, and revise meanings as contexts shift. Using a qualitative, interpretive design, I conducted semi-structured interviews …
Modeling Inherited Retinal Disease In Zebrafish, Meet Patel
Modeling Inherited Retinal Disease In Zebrafish, Meet Patel
Theses and Dissertations--Biology
Inherited retinal diseases (IRDs) affect millions of people worldwide. Majority of IRDs are caused by degeneration of rod and cone photoreceptor cells (PRCs) due to gene mutations. The overarching goal of my dissertation is to model and evaluate the molecular role of various gene candidates involved in IRDs such as cone rod dystrophy (CRD) and retinitis pigmentosa (RP).
Mutations in CDHR1, a photoreceptor specific cadherin have been associated with CRD and recapitulated in mouse CDHR1 knockouts. However, the molecular function of CDHR1 remains unknown. CDHR1 has been shown to localize at the leading edge of murine rod nascent outer segment …
Implementing A Competency-Based Cross-Training Program To Enhance Patient Flow, Jill E. Shanklin
Implementing A Competency-Based Cross-Training Program To Enhance Patient Flow, Jill E. Shanklin
DNP Projects
Objective: To evaluate the effect of a competency-based cross-training program on perinatal nurses’ preparedness to care for medical-surgical (med-surg) overflow patients and to support patient flow.
Design: Quality improvement project using a quasi-experimental pre–post design.
Setting: A 44-bed perinatal unit within a university-affiliated medical center in the United States.
Participants: Registered nurses employed in the perinatal unit for ≥6 months; 24 completed the preintervention survey and 28 completed the postintervention survey.
Interventions: A competency-based cross-training program consisting of e-learning modules, simulation-based competency validation, and structured policy and procedure review.
Main Outcome Measures: Self-reported comfort, …
Enhancing Tray Integrity: A Quality Improvement Project To Reduce Central Sterile Processing Defects, Ashley Conn
Enhancing Tray Integrity: A Quality Improvement Project To Reduce Central Sterile Processing Defects, Ashley Conn
DNP Projects
Background: Instrument tray defects contribute to surgical delays, workflow disruptions, rework in sterile processing, inefficient instrument utilization, and patient safety risks.
Purpose: The purpose of this quality improvement project was to reduce orthopedic instrument tray defects through targeted education and standardized tray audits with double-check verification in a large academic medical center.
Methods: A quasi-experimental pre-post design was utilized to evaluate the impact of the intervention. Tray errors were captured using a standardized binary indicator. Staff satisfaction and confidence surveys were measured using Likert-scale surveys.
Results: Orthopedic trays were analyzed before (n=1,017) and after (n=941) implementation. Post-implementation, tray errors decreased …
Riddle Me Resilient: Investigating The Impact Of Riddle Based Class Openings On Student Resilience And Well-Being, Carolyn T. Brown
Riddle Me Resilient: Investigating The Impact Of Riddle Based Class Openings On Student Resilience And Well-Being, Carolyn T. Brown
DNP Projects
Abstract
Background: Burnout among nurses and nursing students is a widespread and well‑documented problem that adversely affects professional performance and psychological well‑being. Resilience serves as a key protective factor, helping buffer the effects of academic stress and reducing burnout over time. Incorporating brief, low‑stakes cognitive challenges—such as a riddle—can help foster resilience.
Purpose: This project evaluated the impact of incorporating riddles into a wellness-focused course, Introduction to Mindfulness and Wellness, on resilience and well-being among undergraduate nursing students.
Methods: This project employed an Institutional Review Board approved pre-post survey design to measure the effect of an intervention focused on …
Evaluating The Implementation And Use Of A Standardized Screening Process To Increase Flu Vaccine Uptake In A Rural Health Primary Care Clinic, Mackenzie L. Pierce
Evaluating The Implementation And Use Of A Standardized Screening Process To Increase Flu Vaccine Uptake In A Rural Health Primary Care Clinic, Mackenzie L. Pierce
DNP Projects
Background: Research has shown that an annual influenza vaccine is the most effective way to both prevent and reduce the risk of hospitalization and severe health complications of the flu. A yearly influenza vaccination is recommended for everyone age 6 moths and older.
Local Problem: Rural communities have lower rates of influenza vaccination which can be due in part to a lack of screening and education on vaccines and their importance. No process for influenza vaccine status screening existed at the project site prior to this project.
Methods: A quality-improvement project was conducted to evaluate the implementation of a standardized …
Evaluation Of A Nicotine Prevention Program In A Third Grade Classroom, Jennifer A. Pile
Evaluation Of A Nicotine Prevention Program In A Third Grade Classroom, Jennifer A. Pile
DNP Projects
Purpose: The purpose of this project was to increase knowledge of nicotine products and promote negative perceptions of nicotine use among third-grade students through early prevention education.
Background: Prevention is key and to prevent nicotine use, there must be an educational program with that aim in a much younger population. Third grade encompasses 8-, 9-, and 10-year-olds. This group is in the middle childhood stage and begin more complex thinking and problem-solving skills. There is physical and emotional development among this group.
Methods: This is a quasi-experimental study among third grade students in Breckinridge County Kentucky with pretest and …
Unintentional Medication Discrepancies In Outpatient Cardiac Procedures: Identifying Modifiable Barriers, Julie M. Turner
Unintentional Medication Discrepancies In Outpatient Cardiac Procedures: Identifying Modifiable Barriers, Julie M. Turner
DNP Projects
Background: Medication reconciliation (MR) reduces medication errors during care transitions; however, unintentional medication discrepancies (UMDs) remain common due to variable practices and lack of standardization. Patients undergoing elective cardiac procedures are particularly vulnerable given complex medication regimens.
Purpose: This quality improvement project evaluated implementation of a Medication Reconciliation Barrier Identification Checklist (MRBIC) in the cardiac catheterization laboratory to identify patient, staff, and system-level contributors to UMDs.
Methods: A quasi-experimental pre–post design was conducted at a large academic medical center. During a six-week intervention, nurses and providers completed the MRBIC during pre-procedure MR. Barrier scores were compared with …
Advancing Rural Health Equity Through Systematic Sdoh Screening- A Quality Improvement Initiative, Laura C. Combs
Advancing Rural Health Equity Through Systematic Sdoh Screening- A Quality Improvement Initiative, Laura C. Combs
DNP Projects
Background: Social determinants of health (SDoH) significantly affect health outcomes and healthcare utilization, particularly in rural communities. In 2024, the Centers for Medicare & Medicaid Services mandated SDoH screenings in the inpatient setting, with recommendation to implement in rural clinics without specifying a standardized tool, resulting in inconsistent identification of needs, e.g., food insecurity, housing instability, mental health concerns, financial strain, and transportation barriers.
Purpose: This quality improvement initiative implemented a standardized SDoH screening tool in a rural outpatient clinic to evaluate changes in referral rates to community-based resources pre- and post-implementation and to improve patient reporting of social needs. …
Building Confidence And Team Communication: Implementation Of A Rapid Response In Situ Simulation Program In The Neonatal Intensive Care Unit, Janell F. Hacker
Building Confidence And Team Communication: Implementation Of A Rapid Response In Situ Simulation Program In The Neonatal Intensive Care Unit, Janell F. Hacker
DNP Projects
Background: Neonatal code events are high-risk, low-frequency occurrences in the neonatal intensive care unit (NICU). Simulation-based training is used to support skill development, maintain competencies, and enhance team performance.
Purpose: The purpose was to determine if a multidisciplinary, high-fidelity, rapid response in situ simulation program would impact confidence and communication among frontline healthcare providers during neonatal code events.
Methods: A quasi-experimental, pretest-posttest study was conducted in a 90-bed Level IV NICU. A multidisciplinary, high-fidelity in situ rapid response simulation program was implemented over a 3-month period for frontline NICU healthcare providers. Pre- and post-surveys assessed perceptions of role clarity, …