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Articles 1 - 30 of 81
Full-Text Articles in Biological Phenomena, Cell Phenomena, and Immunity
Developing Antibodies Against Galectin-3 And Galectin-9 To Target Endometriosis, Ashleigh Burger, Noah Farnsworth, Jared J. Reisnouer, Cheyenne Vue
Developing Antibodies Against Galectin-3 And Galectin-9 To Target Endometriosis, Ashleigh Burger, Noah Farnsworth, Jared J. Reisnouer, Cheyenne Vue
2026 Symposium
Endometriosis is a disease characterized by pelvic pain and the formation of endometrial-like tissue on the outside of the uterine lining. This condition affects nearly 10% of women across the globe and confirming whether someone has endometriosis requires visualization in surgery. While the specific causes of this disease remain unclear, the over-expression of the Galectins 3 and 9 in ectopic endometrial tissues suggests a role in the development and maintenance of the condition. Monoclonal antibodies (mAbs) are highly specific proteins with potential as diagnostic or treatment tools. The goal of this study is to generate antibodies against Gal3 and Gal9. …
Methionine Restriction Enhances Platinum-Based Chemotherapy-Induced Immunogenic Cell Death In Triple Negative Breast Cancer Cells, Mallory Thompson, Laura Sipe Ph.D.
Methionine Restriction Enhances Platinum-Based Chemotherapy-Induced Immunogenic Cell Death In Triple Negative Breast Cancer Cells, Mallory Thompson, Laura Sipe Ph.D.
Departmental Honors & Graduate Capstone Projects
When cancer cells are treated with chemotherapy, they can release Damage-Associated Molecular Patterns (DAMPs) as they die that can alert and engage the immune system, a process known as an immunogenic cell death (ICD). The dying cancer cell can release certain molecules, including ATP or calreticulin, that immune cells first recognize as abnormal before initiating an anti-tumor response. However, not all chemotherapies cause the release of these beneficial signals as they kill the cell. This study aims to determine whether a specific deprivation technique, called methionine restriction, enhances the ICD process and DAMP expression when used in conjunction with chemotherapy …
Sexually Dimorphic Effects Of Gpnmb Modulation On Vertebral Bone Mass Regulation And Intravertebral Disc Health, Hakem Altawil, Fayez Safadi
Sexually Dimorphic Effects Of Gpnmb Modulation On Vertebral Bone Mass Regulation And Intravertebral Disc Health, Hakem Altawil, Fayez Safadi
Williams Honors College, Honors Research Projects
Osteoporosis and vertebral degeneration are major contributors to musculoskeletal morbidity, yet the molecular mechanisms regulating vertebral bone and intervertebral disc (IVD) homeostasis remain incompletely understood. GPNMB (osteoactivin) has been identified as a regulator of bone remodeling, though its role in spine health is unclear. This study evaluated the effects of GPNMB deficiency on lumbar vertebral bone microarchitecture and IVD integrity in a sex-dependent context.
Six-month-old male and female wild-type (WT) and GPNMB knockout (KO) mice were analyzed using micro–computed tomography (µCT) of lumbar vertebrae (L4–L6) and histological assessment of the L5–L6 IVD. KO males exhibited increased bone volume fraction, bone …
Investigation Of Genx Exposure To Pathways Associated With Colorectal Cancer Risk, Emily J. Ferguson
Investigation Of Genx Exposure To Pathways Associated With Colorectal Cancer Risk, Emily J. Ferguson
Theses and Dissertations--Toxicology and Cancer Biology
Per- and polyfluoroalkyl substances (PFAS) are persistent environmental contaminants widely detected in drinking water and food sources, resulting in chronic human exposure. Among these compounds, hexafluoropropylene oxide dimer acid (HFPO-DA), commonly known as GenX, has been introduced as a short-chain replacement for legacy PFAS such as perfluorooctanesulfonic acid (PFOS) and perfluorooctanoic acid (PFOA). Although GenX is believed to be a safer alternative, emerging research suggests it can still affect human health.
Colorectal cancer (CRC) is the third most commonly diagnosed cancer and the second leading cause of cancer-related death in the United States, highlighting the need to better understand environmental …
Electrochemical Detection Of No And Ca2+ During Cold Atmospheric Plasma Treatment Of Acute Wounds: Sensor Selectivity And Stability In The Plasma-Bio-System, Jonathan E. Thomas, Kristina Pattison, Suneel Kumar, Gagana Karkada, Duncan Trosan, Aunic Goodin, Jason Rainone, Dnyaneshwari Rananavare, Vandana Miller, Francois Berthiaume, Katharina Stapelmann
Electrochemical Detection Of No And Ca2+ During Cold Atmospheric Plasma Treatment Of Acute Wounds: Sensor Selectivity And Stability In The Plasma-Bio-System, Jonathan E. Thomas, Kristina Pattison, Suneel Kumar, Gagana Karkada, Duncan Trosan, Aunic Goodin, Jason Rainone, Dnyaneshwari Rananavare, Vandana Miller, Francois Berthiaume, Katharina Stapelmann
Kimmel Cancer Center Faculty Papers
Cold atmospheric plasmas (CAP) are a versatile tool in medical applications like wound healing. Its therapeutic benefits are partially attributed to the generation of biologically active reactive oxygen and nitrogen species (RONS). Characterization of RONS, however, typically only occurs after treatment. Here we report the first real-time in situ detection of CAP-generated nitric oxide (NO), and the simultaneous detection of cellular calcium ions (Ca²⁺) release using electrochemical sensors during CAP treatment of murine wounds. In vivo, NO rose rapidly within the first minute of CAP treatment but accumulated less overall than in PBS, reflecting reactions with wound-bed targets. In situ …
Overview Of Huntington's Disease And Emerging Treatment Strategies: A Narrative Review, Alexis J. Vega, Gabriel V. Hernandez, Pearse A. O'Malley, Connor J. Robin, Amanda N. Parra, Giustino Varrassi, Sahar Shekoohi, Alan D. Kaye
Overview Of Huntington's Disease And Emerging Treatment Strategies: A Narrative Review, Alexis J. Vega, Gabriel V. Hernandez, Pearse A. O'Malley, Connor J. Robin, Amanda N. Parra, Giustino Varrassi, Sahar Shekoohi, Alan D. Kaye
School of Medicine Faculty Publications
Huntington's disease (HD) is an autosomal dominant, progressive neurodegenerative disorder caused by a cytosine-adenine-guanine trinucleotide repeat expansion in the huntingtin (HTT) gene. The symptoms of HD include severe motor dysfunction, cognitive issues, and emotional dysregulation. These combined issues are not only debilitating but also lead to depression/anxiety, increased suicide rates, and caregiver burnout. Our narrative review summarizes several recent studies examining the efficacy and differences among emerging treatment strategies for HD. A systematic search of peer-reviewed literature was conducted, focusing on recent studies that describe molecular genetic manipulation of the HTT gene/huntingtin protein. The results of our narrative review reveal …
Sulindac Sulfide Suppresses Oncogenic Transformation Through Let-7b-Mediated Repression Of K-Ras Signaling, Zhipin Liang, Ruixia Ma, Bin Yi, Adam I. Riker, Yaguang Xi
Sulindac Sulfide Suppresses Oncogenic Transformation Through Let-7b-Mediated Repression Of K-Ras Signaling, Zhipin Liang, Ruixia Ma, Bin Yi, Adam I. Riker, Yaguang Xi
School of Graduate Studies Faculty Publications
No abstract provided.
Aberrant Expression Of A Disintegrin And Metalloproteinase With Thrombospondin Motifs 13 (Adamts13) In Pancreatic Cancer Leads To Dichotomic Functions, Stephanie Allmang, Hagen R. Witzel, Anne Hausen, Simone Marquard, Christoph Eckert, Nicole Marnet, Nina Hörner, Philipp Mayer, Stefan Heinrich, Hien Dang, Wilfried Roth, Matthias M. Gaida
Aberrant Expression Of A Disintegrin And Metalloproteinase With Thrombospondin Motifs 13 (Adamts13) In Pancreatic Cancer Leads To Dichotomic Functions, Stephanie Allmang, Hagen R. Witzel, Anne Hausen, Simone Marquard, Christoph Eckert, Nicole Marnet, Nina Hörner, Philipp Mayer, Stefan Heinrich, Hien Dang, Wilfried Roth, Matthias M. Gaida
Department of Surgery Faculty Papers
Pancreatic ductal adenocarcinoma (PDAC) is one of the most aggressive cancers characterized by highly invasive growth into the surrounding peripancreatic fat tissue, where tumor cells can directly interact with adipocytes. Due to poor response to the currently available (radio)chemotherapies, there is an urgent need for advanced therapy concepts. The present study shows that ADAMTS13 (a disintegrin and metalloproteinase with thrombospondin motifs 13), a key factor in blood coagulation, is significantly overexpressed in human PDAC. Immunohistochemical analysis revealed that ADAMTS13 expression is associated with prolonged survival and negatively correlated with vascular density. In vitro and in vivo experiments demonstrate its partial …
Assessing The Tumor Suppressive Impact And Regulatory Mechanisms Of Spdef Expression In Breast Cancer, Maansi Solanky, Maninder Khosla, Suresh K. Alahari
Assessing The Tumor Suppressive Impact And Regulatory Mechanisms Of Spdef Expression In Breast Cancer, Maansi Solanky, Maninder Khosla, Suresh K. Alahari
School of Graduate Studies Faculty Publications
Background/Objectives: Breast cancer is a heterogeneous disease, and the role of the transcription factor SPDEF remains controversial. We aimed to clarify the prognostic value of SPDEF, explore demographic and molecular correlates of its expression, and investigate potential regulatory mechanisms underlying its dysregulation. Methods: Genomic and clinical data for 1218 breast cancer tumors were obtained from The Cancer Genome Atlas (TCGA). SPDEF mRNA expression was compared across intrinsic subtypes, age, and race, and prognostic significance was evaluated by Kaplan–Meier analysis. Promoter methylation patterns and DNA methyltransferase (DNMT) expression were examined as potential regulatory drivers. Co-expression analysis was performed using gene panels …
Distinct Transcriptional Regulation Of The Wnt And Tgfβ Signaling Families Associated With Wound Healing And Fibrotic Outcomes To Lens Injury, Catherine Lalman, Kylie R. Stabler, Joshua Disatham, Lisa A. Brennan, Marc Kantorow, Janice L. Walker
Distinct Transcriptional Regulation Of The Wnt And Tgfβ Signaling Families Associated With Wound Healing And Fibrotic Outcomes To Lens Injury, Catherine Lalman, Kylie R. Stabler, Joshua Disatham, Lisa A. Brennan, Marc Kantorow, Janice L. Walker
Department of Pathology, Anatomy, and Cell Biology Faculty Papers
Posterior capsule opacification (PCO) is a fibrotic complication of cataract surgery caused by aberrant repair of residual lens cells. It remains unclear how the lens injury response shifts toward a pathological repair process. Here, we performed a transcriptional analysis of two major pro-fibrotic pathways, the TGF-β superfamily and Wnt signaling pathways to determine how they are differentially regulated during regenerative wound healing versus fibrosis in a lens injury model. For these studies, RNA sequencing was performed on an ex vivo lens explant system that models post-surgical healing within regenerative and fibrotic microenvironments, from 0 to 3 days post-injury. Fibrotic conditions …
Current Mechanobiological Pathways And Therapies Driving Spinal Health, Rahul Kumar, Kyle Sporn, Harlene Kaur, Akshay Khanna, Phani Paladugu, Nasif Zaman, Alireza Tavakkoli
Current Mechanobiological Pathways And Therapies Driving Spinal Health, Rahul Kumar, Kyle Sporn, Harlene Kaur, Akshay Khanna, Phani Paladugu, Nasif Zaman, Alireza Tavakkoli
SKMC Student Presentations and Publications
Spinal health depends on the dynamic interplay between mechanical forces, biochemical signaling, and cellular behavior. This review explores how key molecular pathways, including integrin, yeas-associated protein (YAP) and transcriptional coactivator with PDZ-binding motif (TAZ), Piezo, and Wingless/Integrated (Wnt) with β-catenin, actively shape the structural and functional integrity of spinal tissues. These signaling mechanisms respond to physical cues and interact with inflammatory mediators such as interleukin-1 beta (IL-1β), interleukin-6 (IL-6), and tumor necrosis factor alpha (TNF-α), driving changes that lead to disc degeneration, vertebral fractures, spinal cord injury, and ligament failure. New research is emerging that shows scaffold designs that can …
Silvestrol Inhibits Nasopharyngeal Carcinoma Cells And Synergizes With Cx‑5461: Insights From A Proteomics Study, Maelinda Daker, Munirah Ahmad, Alan Khoo, Lu Ping Tan, Siok-Fong Chin, Siaw San Hwang, Paul Neilsen
Silvestrol Inhibits Nasopharyngeal Carcinoma Cells And Synergizes With Cx‑5461: Insights From A Proteomics Study, Maelinda Daker, Munirah Ahmad, Alan Khoo, Lu Ping Tan, Siok-Fong Chin, Siaw San Hwang, Paul Neilsen
Department of Medical Oncology Faculty Papers
Nasopharyngeal carcinoma (NPC) is a cancer arising from the epithelial cells of the nasopharynx, which is rare in Western countries but extremely prevalent in Borneo and the Southern China region. Present-day hurdles in NPC treatment that lead to poor quality of life and poor survival include distant metastasis and resistance to chemoradiotherapy. Silvestrol and its 5'''-epimer, episilvestrol, are compounds isolated from the plant Aglaia stellatopilosa, which is endemic to Borneo. Silvestrol, a protein synthesis inhibitor, preferentially inhibits the translation of cancer-associated mRNAs. CX-5461 is an inhibitor of RNA polymerase I that catalyzes rRNA synthesis. The present study sought to …
Dietary Protein’S Effect On The Gut Microbiome And Its Metabolites: Protocol Description And Virtual Recruitment Efforts For A Remote Randomized Controlled Trial, Karyn M. Gallivan, Kristin S. Ondrak, Denise M. Danos, Meng Luo, Christopher M. Taylor, Lauren E. Meyer, Ann M. Byerley, Alexander W. Nguyen, Sabyasachi Chatterjee, Jiri Adamec, Lauri O. Byerley
Dietary Protein’S Effect On The Gut Microbiome And Its Metabolites: Protocol Description And Virtual Recruitment Efforts For A Remote Randomized Controlled Trial, Karyn M. Gallivan, Kristin S. Ondrak, Denise M. Danos, Meng Luo, Christopher M. Taylor, Lauren E. Meyer, Ann M. Byerley, Alexander W. Nguyen, Sabyasachi Chatterjee, Jiri Adamec, Lauri O. Byerley
School of Medicine Faculty Publications
Fiber’s effect on our gut microbes has been studied extensively, while knowledge of the effect of protein is sparse. Colonic putrefaction of dietary protein is known to produce several potentially detrimental compounds. This randomized controlled trial (RCT) uses a pre- and post-study design to investigate the effect of consuming higher levels of dietary protein on the gut microbiota and the metabolites it produces. Here, we describe our virtual recruitment efforts and RCT protocol. Potential participants lived throughout the contiguous US. Several recruitment methods were employed, of which email reached the largest group of people (approximately 9,100) and generated a 0.3% …
Neutrophil-To-Lymphocyte, Monocyte-To-Lymphocyte, And Platelet-To-Lymphocyte Ratio In Acute Hospitalized Patients With Schizophrenia, Apichan Dangrungroj, Mayteewat Chiddaycha
Neutrophil-To-Lymphocyte, Monocyte-To-Lymphocyte, And Platelet-To-Lymphocyte Ratio In Acute Hospitalized Patients With Schizophrenia, Apichan Dangrungroj, Mayteewat Chiddaycha
Chulalongkorn Medical Journal
Background: Schizophrenia has been increasingly linked to inflammation. The neutrophil-to-lymphocyte ratio (NLR), monocyte-to-lymphocyte ratio (MLR), and platelet-to-lymphocyte ratio (PLR) have emerged as potential indicators of systemic inflammation.
Objectives: The objectives are to compare NLR, MLR, and PLR between patients with schizophrenia and healthy controls, and to investigate the factors associated with NLR. Methods: This retrospective study included 102 sex- and age-matched patients hospitalized with schizophrenia and control subjects. NLR, MLR, and PLR were calculated from the Complete Blood Count (CBC) results and compared between groups. Sociodemographic data and clinical characteristics were analyzed using multiple linear regression to identify …
Neovascular Pruning By Ido1 Inhibitors Can Potentiate Immunogenic Cytotoxicity Of Ischemia-Targeted Agents To Synergistically Enhance Anti-Pd-1 Responsiveness, Shih-Chun Shen, Souvik Dey, James B. Duhadaway, Erika Sutanto-Ward, Maurice T. Hampton, Serguei V. Kozlov, George C. Prendergast, Alexander J. Muller
Neovascular Pruning By Ido1 Inhibitors Can Potentiate Immunogenic Cytotoxicity Of Ischemia-Targeted Agents To Synergistically Enhance Anti-Pd-1 Responsiveness, Shih-Chun Shen, Souvik Dey, James B. Duhadaway, Erika Sutanto-Ward, Maurice T. Hampton, Serguei V. Kozlov, George C. Prendergast, Alexander J. Muller
Department of Pathology, Anatomy, and Cell Biology Faculty Papers
BACKGROUND: Strategies for deploying indoleamine 2,3-dioxygenase 1 (IDO1)-targeted therapies for use against cancer have focused on IDO1's role in promoting peripheral immune tolerance that shields tumors from effector T cells. However, preclinical investigation of both primary and metastatic tumor development in the lungs has uncovered a previously unappreciated role for IDO1 in directing a counterregulatory response to interferon (IFN)-γ that realigns the local inflammatory environment to promote tumor neovascularization. Understanding how to therapeutically leverage the ability of IDO1 inhibitors to subvert inflammatory neovascularization within the tumor microenvironment has potential ramifications for future clinical development of these compounds.
METHODS: Pulmonary metastases …
Elv-N34, Rvd6-Isomer, Or Npd1 Halt Replication Of Sars-Cov-2 Omicron Ba.5 Virus In Human Lung And Nasal Cells, Jorgelina M. Calandria, Haydee E. Bazan, Surjyadipta Bhattacharjee, Marie-Audrey I. Kautzmann, Nicholas J. Maness, Nicolas G. Bazan
Elv-N34, Rvd6-Isomer, Or Npd1 Halt Replication Of Sars-Cov-2 Omicron Ba.5 Virus In Human Lung And Nasal Cells, Jorgelina M. Calandria, Haydee E. Bazan, Surjyadipta Bhattacharjee, Marie-Audrey I. Kautzmann, Nicholas J. Maness, Nicolas G. Bazan
School of Medicine Faculty Publications
Current vaccines rely on the sequence of Spike (S) protein to induce immunity against the severe acute respiratory coronavirus-2 (SARS-CoV-2) virus. Because of the high mutation rate of the viral S protein, new mutant strains are developed to generate new infectivity profiles. Bioactive lipid mediators (LMs) derived from docosahexaenoic acid (DHA) are synthesized on demand to sustain homeostasis. The purpose of this study was to determine the action of selected LMs in the viral replication of SARS-CoV-2 Omicron BA.5 variant in human lung and nasal epithelial cells. Cells from healthy donors were infected with Omicron BA.5 for one hour and …
Exploring Cisd1 As A Multifaceted Biomarker In Cancer: Implications For Diagnosis, Prognosis, And Immunotherapeutic Response, Caiyue Li, Zhipin Liang, Gabrielle Vontz, Connor Kent, Wenbo Ma, Lei Liu, Riya Dahal, Jovanny Zabaleta, Guoshuai Cai, Jia Zhou, Huangen Ding, Qiang Shen
Exploring Cisd1 As A Multifaceted Biomarker In Cancer: Implications For Diagnosis, Prognosis, And Immunotherapeutic Response, Caiyue Li, Zhipin Liang, Gabrielle Vontz, Connor Kent, Wenbo Ma, Lei Liu, Riya Dahal, Jovanny Zabaleta, Guoshuai Cai, Jia Zhou, Huangen Ding, Qiang Shen
School of Graduate Studies Faculty Publications
CISD1, an outer mitochondrial membrane iron-sulfur cluster protein, regulates intracellular iron levels, oxidative stress, and mitochondrial dynamics, playing critical roles in cellular bioenergetics and redox homeostasis. Although CISD1 has been identified as a prognostic biomarker in specific cancers, its broader implications in tumorigenesis, cancer progression, and immunotherapy remain unclear. Given the heterogeneity of cancer and the need for robust biomarkers across cancers, this study conducts the first comprehensive pan-cancer analysis of CISD1 by evaluating its roles in cancer and treatment. We obtained and analyzed data from databases including TCGA, GTEx, THPA, GEPIA2.0, SangerBox, cBioPortal, TIMER2.0, CAMOIP, DAVID, SRPLOT, and TISIDB. …
Evolution Of The Tumor Immune Landscape During Treatment With Tebentafusp, A T Cell Receptor-Cd3 Bispecific, Joseph Sacco, Peter Kirk, Emma Leach, Alexander Shoushtari, Richard Carvajal, Camille Britton-Rivet, Sophie Khakoo, Laura Collins, Luis De La Cruz-Merino, Zeynep Eroglu, Alexandra Ikeguchi, Paul Nathan, Omid Hamid, Marcus Butler, Sarah Stanhope, Koustubh Ranade, Takami Sato
Evolution Of The Tumor Immune Landscape During Treatment With Tebentafusp, A T Cell Receptor-Cd3 Bispecific, Joseph Sacco, Peter Kirk, Emma Leach, Alexander Shoushtari, Richard Carvajal, Camille Britton-Rivet, Sophie Khakoo, Laura Collins, Luis De La Cruz-Merino, Zeynep Eroglu, Alexandra Ikeguchi, Paul Nathan, Omid Hamid, Marcus Butler, Sarah Stanhope, Koustubh Ranade, Takami Sato
Department of Medical Oncology Faculty Papers
Metastatic uveal melanoma is an aggressive disease with poor outcome, which is refractory to immune checkpoint inhibitors. A T cell receptor (TCR)-based CD3 bispecific, tebentafusp, delivers clinical benefit in patients with metastatic uveal melanoma. Understanding the molecular basis for the anti-tumor activity of tebentafusp in an indication where checkpoint inhibitors are ineffective could aid in identification of other solid tumor indications where CD3 bispecifics may serve an unmet need. By analyzing tumor biopsies taken prior to treatment, early on-treatment, and at progression (NCT02570308), using RNA sequencing (RNA-seq) and immunohistochemistry (IHC), we show that expression of interferon-related genes in the tumor …
Radial Glia Integrin Avb8 Regulates Cell Autonomous Microglial Tgfβ1 Signaling That Is Necessary For Microglial Identity, Gabriel Mckinsey, Nicolas Santander, Xiaoming Zhang, Kilian Kleemann, Lauren Tran, Aditya Katewa, Kaylynn Conant, Matthew Barraza, Kian Waddell, Carlos Lizama, Marie La Russa, Ji Hyun Koo, Hyunji Lee, Dibyanti Mukherjee, Helena Paidassi, E. S. Anton, Kamran Atabai, Dean Sheppard, Oleg Butovsky, Thomas Arnold
Radial Glia Integrin Avb8 Regulates Cell Autonomous Microglial Tgfβ1 Signaling That Is Necessary For Microglial Identity, Gabriel Mckinsey, Nicolas Santander, Xiaoming Zhang, Kilian Kleemann, Lauren Tran, Aditya Katewa, Kaylynn Conant, Matthew Barraza, Kian Waddell, Carlos Lizama, Marie La Russa, Ji Hyun Koo, Hyunji Lee, Dibyanti Mukherjee, Helena Paidassi, E. S. Anton, Kamran Atabai, Dean Sheppard, Oleg Butovsky, Thomas Arnold
Department of Medicine Faculty Papers
Microglial diversity arises from the interplay between inherent genetic programs and external environmental signals. However, the mechanisms by which these processes develop and interact within the growing brain are not yet fully understood. Here, we show that radial glia-expressed integrin beta 8 (ITGB8) activates microglia-expressed TGFβ1 to drive microglial development. Domain-restricted deletion of Itgb8 in these progenitors results in regionally restricted and developmentally arrested microglia that persist into adulthood. In the absence of autocrine TGFβ1 signaling, microglia adopt a similar phenotype, leading to neuromotor symptoms almost identical to Itgb8 mutant mice. In contrast, microglia lacking the canonical TGFβ signal transducers …
The Guanine Nucleotide Exchange Factor Ric-8a Regulates The Sensitivity Of Constitutively Active Gαq To The Inhibitor Ym-254890, Morgan Dwyer, Jiansong Luo, Tyson Todd, Kendall Blumer, Gregory Tall, Philip Wedegaertner
The Guanine Nucleotide Exchange Factor Ric-8a Regulates The Sensitivity Of Constitutively Active Gαq To The Inhibitor Ym-254890, Morgan Dwyer, Jiansong Luo, Tyson Todd, Kendall Blumer, Gregory Tall, Philip Wedegaertner
Department of Biochemistry and Molecular Biology Faculty Papers
Heterotrimeric G proteins are stimulated under normal circumstances by G protein-coupled receptors to promote downstream intracellular signaling. Mutations can occur in αq at glutamine 209 (Q209) that cause constitutive, G protein-coupled receptor independent signaling due to disruption of GTPase activity. Specifically, Q209L/P mutations are oncogenic drivers of uveal melanoma. YM-254890 (YM) has been shown to selectively inhibit both WT and constitutively active (CA) αqQ209L/P by preventing the release of GDP and exchange for GTP, thereby halting downstream signaling. Because αqQL/P are thought to be primarily GTP-bound and GTPase deficient, the current mechanistic understanding of YM inhibition needs further investigation to …
Bilateral Carotid Body Paragangliomas With Succinate Dehydrogenase Complex Subunit D Gene Mutation, Abdul R. Khan, Kelvin Li, Neel D. Gupta, Jagan D. Gupta, Mohammed M. Ansari, Triet M. Do, Enrique Palacios
Bilateral Carotid Body Paragangliomas With Succinate Dehydrogenase Complex Subunit D Gene Mutation, Abdul R. Khan, Kelvin Li, Neel D. Gupta, Jagan D. Gupta, Mohammed M. Ansari, Triet M. Do, Enrique Palacios
School of Medicine Faculty Publications
No abstract provided.
A Galleria Mellonella Study: Protective Effects Of Sulforaphane On Immune Function In Binge Alcohol Exposure, Robert Kento Darby, Braydon Black, Vincent Tran, Dallen James, Scott Quimby
A Galleria Mellonella Study: Protective Effects Of Sulforaphane On Immune Function In Binge Alcohol Exposure, Robert Kento Darby, Braydon Black, Vincent Tran, Dallen James, Scott Quimby
Annual Research Symposium
Alcohol is associated with increased mortality and morbidity. Pulmonary infections with opportunistic pathogens can occur in healthy humans; however, hazardous alcohol exposure like binge alcohol intoxication (≥ 0.08% BAC) is a major risk factor. We’ve previously investigated the efficacy of Sulforaphane (SFN) prophylaxis in protecting human and murine alveolar macrophage function against opportunistic infections when exposed to binge alcohol conditions in vitro. However, an in vivo model investigating SFN and hazardous alcohol exposure in the context of infection is not well understood. The aim of this study is to 1) establish a G. mellonella larvae model by determining the LD50 …
Axl Signaling In Cancer: From Molecular Insights To Targeted Therapies, Monika Yadav, Akansha Sharma, Ketki Patne, Saba Tabasum, Jyoti Suryavanshi, Laxminarayan Rawat, Marc Machaalani, Marc Eid, Rana Singh, Toni Choueiri, Soumitro Pal, Akash Sabarwal
Axl Signaling In Cancer: From Molecular Insights To Targeted Therapies, Monika Yadav, Akansha Sharma, Ketki Patne, Saba Tabasum, Jyoti Suryavanshi, Laxminarayan Rawat, Marc Machaalani, Marc Eid, Rana Singh, Toni Choueiri, Soumitro Pal, Akash Sabarwal
Department of Microbiology and Immunology Faculty Papers
AXL, a member of the TAM receptor family, has emerged as a potential target for advanced-stage human malignancies. It is frequently overexpressed in different cancers and plays a significant role in various tumor-promoting pathways, including cancer cell proliferation, invasion, metastasis, epithelial-mesenchymal transition (EMT), angiogenesis, stemness, DNA damage response, acquired therapeutic resistance, immunosuppression, and inflammatory responses. Beyond oncology, AXL also facilitates viral infections, including SARS-CoV-2 and Zika highlighting its importance in both cancer and virology. In preclinical models, small-molecule kinase inhibitors targeting AXL have shown promising anti-tumorigenic potential. This review primarily focuses on the induction, regulation and biological functions of AXL …
Facilitation Of Chemotherapy Efficacy Through Targeted Drug Delivery In Lung Cancer Cells Via Ultrasound And Implications On Health Interventions, Ibrahim Nasim
Honors Undergraduate Theses
Lung Cancer (small cell and non-small cell) is the leading cause of cancer death in the US, accounting for about 20% of all cancer deaths. Paclitaxel (PTX) is a chemotherapeutic agent commonly used to treat lung cancer. It works by slowing and stopping cancer growth by stiffening microtubules within cells, promoting mitotic halt and cell death. Carboplatin (CP) is another agent given to lung cancer patients containing platinum and works via direct damage of oncolytic DNA. The exact mechanism of how PTX and CP cause cell death is still an under-studied area. This thesis aims to provide insight into how …
The Complexity And Significance Of Fibroblast Growth Factor (Fgf) Signaling For Fgf-Targeted Cancer Therapies, Anh Nguyen, Caroline Facey, Bruce Boman
The Complexity And Significance Of Fibroblast Growth Factor (Fgf) Signaling For Fgf-Targeted Cancer Therapies, Anh Nguyen, Caroline Facey, Bruce Boman
Department of Pharmacology and Experimental Therapeutics Faculty Papers
Fibroblast growth factors (FGFs) have diverse functions in the regulation of cell proliferation and differentiation in development, tissue maintenance, wound repair, and angiogenesis. The goal of this review paper is to (i) deliberate on the role of FGFs and FGF receptors (FGFRs) in different cancers, (ii) present advances in FGF-targeted cancer therapies, and (iii) explore cell signaling mechanisms that explain how FGF expression becomes dysregulated during cancer development. FGF is often mutated and overexpressed in cancer and the different FGF and FGFR isoforms have unique expression patterns and distinct roles in different cancers. Among the FGF members, the FGF 15/19 …
5-Fluorouracil Induced Oxidative Stress Is Variable Across Triple Negative Breast Cancer Cell Lines, Rachel L. Walker
5-Fluorouracil Induced Oxidative Stress Is Variable Across Triple Negative Breast Cancer Cell Lines, Rachel L. Walker
Departmental Honors & Graduate Capstone Projects
Triple-negative breast cancer (TNBC) is an aggressive subtype of breast cancer with treatment limited to chemotherapy. However, not all patient tumors respond to chemotherapy. The variable cytotoxic effects of chemotherapies may be due to how cancer cells regulate reactive oxygen species (ROS). In this study, we examined two mouse breast cancer cell lines: 4T1 and EO771, vary when treated with hydrogen peroxide (H2O2) and 5-Fluorouracil (5FU), known ROS-inducing substances. In 4T1 cells H2O2 increased oxidized DNA but caused minimal cell death. While in EO771 cells that same amount of H2O2 caused complete apoptosis. Cell number, ROS, and cell death showed …
Functions Of Tam Receptors And Ligands Protein S And Gas6 In Atherosclerosis And Cardiovascular Disease, Teagan Prouse, Samarpan Majumder, Rinku Majumder
Functions Of Tam Receptors And Ligands Protein S And Gas6 In Atherosclerosis And Cardiovascular Disease, Teagan Prouse, Samarpan Majumder, Rinku Majumder
School of Medicine Faculty Publications
Atherosclerosis and cardiovascular disease are associated with high morbidity and mortality in industrialized nations. The Tyro3, Axl, and Mer (TAM) family of receptor tyrosine kinases is involved in the amplification or resolution of atherosclerosis pathology and other cardiovascular pathology. The ligands of these receptors, Protein S (PS) and growth arrest specific protein 6 (Gas6), are essential for TAM receptor functions in the amplification and resolution of atherosclerosis. The Axl-Gas6 interaction has various effects on cardiovascular disease. Mer and PS dampen inflammation, thereby protecting against atherosclerosis progression. Tyro3, the least studied TAM receptor in cardiovascular disease, appears to protect against fibrosis …
Evaluation Of Myogenic Differentiation Potential Of Bmd Ipscs In Vitro And The Effect Of Ubiquitination Inhibitors On Dystrophin Stability In Vivo, Muchen Liu
Dissertations and Theses (Open Access)
Background: Muscular dystrophies are heterogeneous groups of inherited diseases leading to progressive muscular weakness and degeneration. In the case of Becker muscular dystrophy (BMD), non-disrupting mutations of the DMD gene reading frame is the causative defect. By the age of 30s, about 60 to 70% of BMD patients develop cardiomyopathy, which is often lethal. Unfortunately, there is currently no cure for BMD. Meanwhile, improvement of dystrophin stability by repressing polyubiquitination is a promising strategy. The application of human iPSCs in tissue regeneration also serves as a potential therapeutic strategy. This study aims to test the efficacy of selected drugs interfering …
Uses Of Herbal Extracts In Endodontology: A Literature Review, Reem Chamseddine, Roula S. Abiad
Uses Of Herbal Extracts In Endodontology: A Literature Review, Reem Chamseddine, Roula S. Abiad
BAU Journal - Science and Technology
The use of natural herbal extracts in the field of dentistry, and specifically in endodontology had gained a high popularity in the past few years. The main objective of endodontic treatment is to prevent and eliminate the infection from the root canal, seize the invasion of microorganisms to periradicular tissues and preserve the natural dentition. Studies had shown that some herbs are better alternatives to traditional chemical irrigants or medicaments used in root canal treatment, based on their potential antimicrobial effect, smear layer removal capabilities, tissue dissolution effect, antioxidant, anti-inflammatory and regenerative properties. Aim: The purpose of this literature review …
An Exploration Of The Effectiveness Of Xanthorrhiza Simplicissima And Its Secondary Alkaloids As Antibiotics Against Staphylococcus Aureus With The Use Of Reserpine, Donald Bothe, Savita Chaurasia
An Exploration Of The Effectiveness Of Xanthorrhiza Simplicissima And Its Secondary Alkaloids As Antibiotics Against Staphylococcus Aureus With The Use Of Reserpine, Donald Bothe, Savita Chaurasia
Undergraduate Theses
Xanthorhiza simplicissima is a plant that is steeped in medical history. It has been used for hundreds of years by the Native Americans, and later by the Europeans, of Appalachia for its medicinal properties. One of the most useful medical applications of this plant are its antibiotic properties, as typified by its use as a tea that was consumed to treat mouth sores. These antibiotic properties can be attributed to some of its secondary alkaloids such as berberine, liriodenine, oxyacanthine, and magnoflorine. These compounds have been studied in other systems; however, oxyacanthine and magnoflorine have not been researched in tandem …