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Articles 2461 - 2490 of 4794
Full-Text Articles in Medical Specialties
An Examination Of The Association Between State Medicaid Perinatal Services And Birth Outcomes, Joy Morgan Myers
An Examination Of The Association Between State Medicaid Perinatal Services And Birth Outcomes, Joy Morgan Myers
Honors Theses
This thesis investigated the connection between socioeconomic status, healthcare coverage, and birth outcomes. The research question that was posed specifically looked at twenty perinatal services that states covered under Medicaid to varying degrees to see their association, if any, with premature birth rates and low birthweight rates. State-level and Mississippi county-level data were compiled regarding preterm birth rates, low birthweight rates, presumptive eligibility adoption, and coverage of twenty different perinatal services. Using these data, the correlation between state Medicaid expansion status and birth outcomes was first calculated in order to determine if variation in birth outcomes was associated with expanded …
Socioeconomic Status And Symptoms Of Anxiety And Depression In Pregnant Women, Meagan Mandabach
Socioeconomic Status And Symptoms Of Anxiety And Depression In Pregnant Women, Meagan Mandabach
Honors Theses
Pregnancy is a period of great change in a woman’s body as her baby develops. During this period, women commonly experience symptoms of anxiety (Dennis et al., 2017) and depression (Shidhaye & Giri, 2014). Literature has suggested that socioeconomic status (SES) can contribute to the severity at which pregnant women experience anxiety and depression (Arora & Aeri, 2019; Field et al., 2008; Shagufta & Shams, 2019), and women of low socioeconomic status may be more likely to experience symptoms of anxiety and depression during pregnancy (Field et al., 2008). The present study aimed to assess the relationships between household income …
Characterization Of A Plasmid-Based Dna Vaccine For Simian Immunodeficiency Virus, Priya Sanipara
Characterization Of A Plasmid-Based Dna Vaccine For Simian Immunodeficiency Virus, Priya Sanipara
Honors Theses
Described as one of the world’s worst pandemics, HIV (Human Immunodeficiency Virus) infects millions of people each year and is the cause for AIDS (Acquired Immunodeficiency Syndrome). Despite the development of vaccines for numerous infectious diseases such as polio, small pox, and influenza, a vaccine for HIV remains elusive due to the virus’s high mutation rate and ability to evade the immune system. HIV causes depletion of CD4+ lymphocytes, resulting in a weakened immune system. However, the development of a plasmid-based DNA vaccine approach may help revolutionize vaccine development for HIV due to its ability to confer cellular and humoral …
The Effects Of Alpha-Tocopherol And Ascorbic Acid On Metastatic Breast Cancer Cells, Scout Treadwell
The Effects Of Alpha-Tocopherol And Ascorbic Acid On Metastatic Breast Cancer Cells, Scout Treadwell
Honors Theses
Breast cancer is a multifaceted, complex disease that affects hundreds of thousands of patients every year. Although there has a been a decline in the mortality rate of this disease, it is still vital to investigate and discover new possible treatments. One area of research involves the generation of reactive oxygen species (ROS) in cancer cells and the possibility of ROS-induced apoptosis. Antioxidants such as Vitamin C and Vitamin E have been shown to serve as pro-oxidants. Instead of detoxifying the cell from damaging ROS, these compounds can stimulate ROS production, triggering an apoptotic cascade in the cell. In this …
Planning And Facilitating The Training Of Emergency Medical Services On The Safe Transport Of Patients With Highly Infectious Diseases, Mohammed Alhallaf
Planning And Facilitating The Training Of Emergency Medical Services On The Safe Transport Of Patients With Highly Infectious Diseases, Mohammed Alhallaf
Theses & Dissertations
Emergency Medical Services (EMS) personnel are the first line of treatment and are the first exposed health care workers to infectious diseases (IDs). Consequently, the EMS setting is a relatively vulnerable environment for disease transmission and cross-contamination. Also, serious and emerging IDs, such as highly pathogenic viral hemorrhagic fevers and novel Coronaviruses, in a time of increased globalization, require comprehensive EMS training and preparedness. This project had the objective of identifying best practices for the EMS transport of patients with IDs. The methods for this project were done in two phases. In the first stage, we …
Development Of Fluorescent Hyaluronic Acid Nanoparticles For Intraoperative Tumor Detection, Nicholas E. Wojtynek
Development Of Fluorescent Hyaluronic Acid Nanoparticles For Intraoperative Tumor Detection, Nicholas E. Wojtynek
Theses & Dissertations
Surgical resection remains to be the primary treatment for the majority of solid tumors, including breast cancer. The complete removal of the primary tumor, local metastases, and metastatic lymph nodes dramatically improve a patient’s treatment outcome and prognosis. Nevertheless, surgeons are limited to tactile and visual cues in distinguishing malignant and healthy tissue. This can result in a positive surgical margin (PSM), which occurs when tumor goes undetected and is left behind in the surgical cavity. PSMs decreases a patient’s prognosis and necessitate additional treatment in the form of surgery, radiation, and chemotherapy. An emerging imaging modality, known as fluorescence-guided …
Exploring The Relationship Between Dietary Self-Monitoring With A Mobile App And Weight Change, Jason Payne
Exploring The Relationship Between Dietary Self-Monitoring With A Mobile App And Weight Change, Jason Payne
Electronic Theses and Dissertations
Background: Approximately 70% of the adult population in the United States has overweight or obesity and increased risk for developing chronic diseases. Dietary self-monitoring adherence using a paper diary is associated with weight loss; however, few studies have examined this association with dietary self-monitoring apps. Objectives: 1) explore if an association exists between app-based dietary self-monitoring and weight change among adults with overweight or obesity and 2) explore the relationships between the frequency, consistency, and completeness of self-monitoring and weight change. Methods: Participants self-monitored dietary intake for 8 weeks using the app Calorie Counter by FatSecret. Participants were assigned …
Projected Deaths Of Despair From Covid-19, Stephen Petterson, John M. Westfall, Benjamin F. Miller
Projected Deaths Of Despair From Covid-19, Stephen Petterson, John M. Westfall, Benjamin F. Miller
Articles, Abstracts, and Reports
More Americans could lose their lives to deaths of despair, deaths due to drug, alcohol, and suicide, if we do not do something immediately. Deaths of despair have been on the rise for the last decade, and in the context of COVID-19, deaths of despair should be seen as the epidemic within the pandemic. The goal of this report is to predict what deaths of despair we might see based on three assumptions during COVID-19: economic recovery, relationship between deaths of despair and unemployment, and geography. Across nine different scenarios, additional deaths of despair range from 27,644 (quick recovery, smallest …
Laryngotracheal Stenosis, Kelsey Stuckey
Laryngotracheal Stenosis, Kelsey Stuckey
Doctor of Nursing Practice Projects
Laryngotracheal stenosis (LTS) is the luminal compromise at the laryngeal, subglottic, or tracheal level (Gelbard et al., 2014). Various etiologies for LTS exist. Endotracheal cuff over-inflation, inappropriately sized endotracheal tubes, and sudden movements of the tube contribute to injury, as well as anatomical differences(Cardillo et al., 2010; Divatia & Bhowmick, 2005; Medina et al., 2009; Miñambres et al., 2009; Nikolovski et al., 2019; Zaghi et al.,2016). The influence of estrogen may contribute to the development of LTS in women during the third through fifth decades Dedo & Catten, 2001; Poetker et al., 2006; Valdez & Shapshay, 2002). The project goal …
Computer Based Learning Module: Neuraxial And Peripheral Nerve Blocks, Altan Halici
Computer Based Learning Module: Neuraxial And Peripheral Nerve Blocks, Altan Halici
Doctor of Nursing Practice Projects
Neuraxial and peripheral nerve blocks (PNB) have been present for many years, but recently these pain management techniques are gaining popularity as an alternative to the use of opioids. Neuraxial and PNB reduce the opioid usage during and after the surgery and improve postoperative recovery in terms of pain relief, pain-related sleep disruption, and reduction of side effects, such as nausea and vomiting. Conversely, inadequate pain management after surgery may delay surgical recovery, decreased patient satisfaction, increased length of hospital stay, increased readmissions and healthcare costs (Patacsil, McAuliffe, Feyh, & Sigmon, 2016).
Perioperative nurses are instrumental during the post-operative period …
Scald Injury-Induced T Cell Dysfunction Can Be Mitigated By Gr1+ Cell Depletion And Blockage Of Cd47/Cd172a Signaling, Nadine Beckmann, Franziska Huber, Marc Hanschen, Barbara St. Pierre Schneider, Vanessa Nomelli, Charles C. Caldwell
Scald Injury-Induced T Cell Dysfunction Can Be Mitigated By Gr1+ Cell Depletion And Blockage Of Cd47/Cd172a Signaling, Nadine Beckmann, Franziska Huber, Marc Hanschen, Barbara St. Pierre Schneider, Vanessa Nomelli, Charles C. Caldwell
Nursing Faculty Research
Infection is a common and severe complication of burn injury: Sepsis accounts for 47% of postburn mortality. Burn-induced T cell suppression likely contributes to the increased infection susceptibility in burn patients. However, little is known about the kinetics of T cell dysfunction after burn and its underlying mechanisms. In this study, we show in a murine scald injury model that T cell activation of both CD4+ and CD8+ T cells as well as T cell cytokine production is suppressed acutely and persistently for at least 11 days after burn injury. Purified T cells from scald-injured mice exhibit normal T cell …
Endobronchial Tuberculosis: A Rare Presentation, Nadeem Kassam, Omar M. Aziz, Samina Somji, Grace Shayo
Endobronchial Tuberculosis: A Rare Presentation, Nadeem Kassam, Omar M. Aziz, Samina Somji, Grace Shayo
Internal Medicine, East Africa
Endobronchial tuberculosis (EBTB) is an infection of the tracheobronchial tree by Mycobacterium tuberculosis. It is common among young females. Patient can present with fever, cough, wheeze, with or without any constitutional symptoms. It presents as a diagnostic dilemma, as patient sputum smear can be false negative. CT scan may or may not show any abnormality, or any endobronchial lesion. Bronchoscopy with bronchoalveolar lavage and biopsy offers the diagnostic choice. We hereby report a case of a young immunocompetent Asian female who was found to have endobronchial pathology, leading to diagnosis and timely therapy.
Endorepellin Evokes An Angiostatic Stress Signaling Cascade In Endothelial Cells., Aastha Kapoor, Carolyn G Chen, Renato V Iozzo
Endorepellin Evokes An Angiostatic Stress Signaling Cascade In Endothelial Cells., Aastha Kapoor, Carolyn G Chen, Renato V Iozzo
Department of Pathology, Anatomy, and Cell Biology Faculty Papers
Endorepellin, the C-terminal fragment of the heparan sulfate proteoglycan perlecan, influences various signaling pathways in endothelial cells by binding to VEGFR2. In this study, we discovered that soluble endorepellin activates the canonical stress signaling pathway consisting of PERK, eIF2α, ATF4, and GADD45α. Specifically, endorepellin evoked transient activation of VEGFR2, which, in turn, phosphorylated PERK at Thr980 Subsequently, PERK phosphorylated eIF2α at Ser51, upregulating its downstream effector proteins ATF4 and GADD45α. RNAi-mediated knockdown of PERK or eIF2α abrogated the endorepellin-mediated up-regulation of GADD45α, the ultimate effector protein of this stress signaling cascade. To functionally validate these findings, we utilized an ex …
The Society For Immunotherapy Of Cancer Perspective On Regulation Of Interleukin-6 Signaling In Covid-19-Related Systemic Inflammatory Response, Fernanda I. Arnaldez, Steven J. O'Day, Charles G. Drake, Bernard A Fox, Bingqing Fu, Walter Urba, Vincenzo Montesarchio, Jeffrey S. Weber, Haiming Wei, Jon M. Wigginton, Paolo Antonio Ascierto
The Society For Immunotherapy Of Cancer Perspective On Regulation Of Interleukin-6 Signaling In Covid-19-Related Systemic Inflammatory Response, Fernanda I. Arnaldez, Steven J. O'Day, Charles G. Drake, Bernard A Fox, Bingqing Fu, Walter Urba, Vincenzo Montesarchio, Jeffrey S. Weber, Haiming Wei, Jon M. Wigginton, Paolo Antonio Ascierto
Articles, Abstracts, and Reports
The pandemic caused by the novel coronavirus SARS-CoV-2 has placed an unprecedented burden on healthcare systems around the world. In patients who experience severe disease, acute respiratory distress is often accompanied by a pathological immune reaction, sometimes referred to as ‘cytokine storm’. One hallmark feature of the profound inflammatory state seen in patients with COVID-19 who succumb to pneumonia and hypoxia is marked elevation of serum cytokines, especially interferon gamma, tumor necrosis factor alpha, interleukin 17 (IL-17), interleukin 8 (IL-8) and interleukin 6 (IL-6). Initial experience from the outbreaks in Italy, China and the USA has anecdotally demonstrated improved outcomes …
The Effects Of Generalized Stress And Anxiety On Clinical Athletic Training Students: A Qualitative Study, Morgan E. Dumont
The Effects Of Generalized Stress And Anxiety On Clinical Athletic Training Students: A Qualitative Study, Morgan E. Dumont
Masters Theses, 2020-current
Stress and anxiety are present and acknowledged on our society as seven out of 10 United States adults deal with moderate stress or anxiety on a daily basis (Beiter et al., 2015). Sport research has primarily focused on student-athletes, how they struggle, and the resources that can be provided to help this population cope and manage their stress. However, there is lack of research about stress and anxiety among those individuals who provide the care to student-athletes, specifically the athletic training students within their clinical assignments. Athletic training students lead similar schedules to student-athletes by devoting time to prepare for …
Goals Of Care 101, Alexandra Evans, Do, Adam Pennarola, Md, Elham Siddiqui, Md
Goals Of Care 101, Alexandra Evans, Do, Adam Pennarola, Md, Elham Siddiqui, Md
Department of Family & Community Medicine Presentations and Grand Rounds
Hospice and Palliative Medicine - Alexandra Evans, DO
Approaching Goals of Care in the Outpatient World - Elham Siddiqui, MD
Inpatient Goals of Care Discussion - Adam Pennarola, MD
The Neurology Of Covid-19 Revisited: A Proposal From The Environmental Neurology Specialty Group Of The World Federation Of Neurology To Implement International Neurological Registries, Gustavo C. Román, Peter S. Spencer, Jacques Reis, Alain Buguet, Mostafa El Alaoui Faris, Sarosh M. Katrak, Miguel Láinez, Marco Tulio Medina, Chandrashekhar Meshram, Mohammad Wasay
The Neurology Of Covid-19 Revisited: A Proposal From The Environmental Neurology Specialty Group Of The World Federation Of Neurology To Implement International Neurological Registries, Gustavo C. Román, Peter S. Spencer, Jacques Reis, Alain Buguet, Mostafa El Alaoui Faris, Sarosh M. Katrak, Miguel Láinez, Marco Tulio Medina, Chandrashekhar Meshram, Mohammad Wasay
Section of Neurology
A comprehensive review of the neurological disorders reported during the current COVID-19 pandemic demonstrates that infection with SARS-CoV-2 affects the central nervous system (CNS), the peripheral nervous system (PNS) and the muscle. CNS manifestations include: headache and decreased responsiveness considered initial indicators of potential neurological involvement; anosmia, hyposmia, hypogeusia, and dysgeusia are frequent early symptoms of coronavirus infection. Respiratory failure, the lethal manifestation of COVID-19, responsible for 264,679 deaths worldwide, is probably neurogenic in origin and may result from the viral invasion of cranial nerve I, progressing into rhinencephalon and brainstem respiratory centers. Cerebrovascular disease, in particular large-vessel ischemic strokes, …
A Goldenbraid Cloning System For Synthetic Biology In Social Amoebae, Peter Kundert, Alejandro Sarrion-Perdigones, Yezabel Gonzalez, Mariko Katoh-Kurasawa, Shigenori Hirose, Peter Lehmann, Koen J T Venken, Gad Shaulsky
A Goldenbraid Cloning System For Synthetic Biology In Social Amoebae, Peter Kundert, Alejandro Sarrion-Perdigones, Yezabel Gonzalez, Mariko Katoh-Kurasawa, Shigenori Hirose, Peter Lehmann, Koen J T Venken, Gad Shaulsky
Faculty, Staff and Students Publications
GoldenBraid is a rapid, modular, and robust cloning system used to assemble and combine genetic elements. Dictyostelium amoebae represent an intriguing synthetic biological chassis with tractable applications in development, chemotaxis, bacteria-host interactions, and allorecognition. We present GoldenBraid as a synthetic biological framework for Dictyostelium, including a library of 250 DNA parts and assemblies and a proof-of-concept strain that illustrates cAMP-chemotaxis with four fluorescent reporters coded by one plasmid.
Intraoperative Laser Speckle Contrast Imaging For Real-Time Visualization Of Cerebral Blood Flow In Cerebrovascular Surgery: Results From Pre-Clinical Studies., Antonella Mangraviti, Francesco Volpin, Jaepyeong Cha, Samantha I Cunningham, Karan Raje, M Jason Brooke, Henry Brem, Alessandro Olivi, Judy Huang, Betty M Tyler, Abhishek Rege
Intraoperative Laser Speckle Contrast Imaging For Real-Time Visualization Of Cerebral Blood Flow In Cerebrovascular Surgery: Results From Pre-Clinical Studies., Antonella Mangraviti, Francesco Volpin, Jaepyeong Cha, Samantha I Cunningham, Karan Raje, M Jason Brooke, Henry Brem, Alessandro Olivi, Judy Huang, Betty M Tyler, Abhishek Rege
Pediatrics Faculty Publications
No abstract provided.
Chagas Disease In The New York City Metropolitan Area, Crystal Zheng, Orlando Quintero, Elizabeth K. Revere, Michael B. Oey, Fabiola Espinoza, Yoram A. Puius, Diana Ramirez-Baron, Carlos R. Salama, Luis F. Hidalgo, Fabiana S Machado, Omar Saeed, Jooyoung Shin, Snehal R. Patel, Christina M. Coyle, Herbert B. Tanowitz
Chagas Disease In The New York City Metropolitan Area, Crystal Zheng, Orlando Quintero, Elizabeth K. Revere, Michael B. Oey, Fabiola Espinoza, Yoram A. Puius, Diana Ramirez-Baron, Carlos R. Salama, Luis F. Hidalgo, Fabiana S Machado, Omar Saeed, Jooyoung Shin, Snehal R. Patel, Christina M. Coyle, Herbert B. Tanowitz
Internal Medicine Faculty Publications
Background
Chagas disease, caused by the parasite Trypanosoma cruzi, once considered a disease confined to Mexico, Central America, and South America, is now an emerging global public health problem. An estimated 300 000 immigrants in the United States are chronically infected with T. cruzi. However, awareness of Chagas disease among the medical community in the United States is poor.
Methods
We review our experience managing 60 patients with Chagas disease in hospitals throughout the New York City metropolitan area and describe screening, clinical manifestations, EKG findings, imaging, and treatment.
Results
The most common country of origin of our patients …
Immunity And Field Efficacy Of Type 2-Containing Polio Vaccines After Cessation Of Trivalent Oral Polio Vaccine: A Population-Based Serological Study In Pakistan, Arie Voorman, Atif Habib, Imtiaz Hussain, Rana Muhammad Safdar, Jamal A. Ahmed, William C. Weldon, Imran Ahmed, Muhammad Umer, Jeffrey Partridge, Sajid Bashir Soofi
Immunity And Field Efficacy Of Type 2-Containing Polio Vaccines After Cessation Of Trivalent Oral Polio Vaccine: A Population-Based Serological Study In Pakistan, Arie Voorman, Atif Habib, Imtiaz Hussain, Rana Muhammad Safdar, Jamal A. Ahmed, William C. Weldon, Imran Ahmed, Muhammad Umer, Jeffrey Partridge, Sajid Bashir Soofi
Department of Paediatrics and Child Health
Background: In Pakistan and other countries using oral polio vaccine (OPV), immunity to type 2 poliovirus is now maintained by a single dose of inactivated polio vaccine (IPV) in routine immunization, supplemented in outbreak settings by monovalent OPV type 2 (mOPV2) and IPV. While well-studied in clinical trials, population protection against poliovirus type 2 achieved in routine and outbreak settings is generally unknown.
Methods: We conducted two phases of a population-based serological survey of 7940 children aged 6-11 months old, between November 2016 and October 2017 from 13 polio high-risk locations in Pakistan.
Results: Type 2 seroprevalence was 50% among …
How Can We Stop Cancer?, Joseph R. Current
How Can We Stop Cancer?, Joseph R. Current
The Review: A Journal of Undergraduate Student Research
Cancer is a disease that humans have been struggling to combat for centuries. It originates from the accumulation of several mutations over the life of a cell that causes it to evade cell death and multiply rapidly. It can affect any tissue in the body and can spread to other parts of the body through metastasis. Cancer comes in numerous shapes and sizes with different levels of aggression, growth speeds, and health risks. Many treatments for cancer exist today, three of the most popular being surgery, chemotherapy, and radiation therapy, which can be used in combinations with other treatments to …
Pacemaker Implantation In Patient With Persistent Left Superior Vena Cava And Absent Right Superior Vena Cava., Syed Rafay Ali Sabzwari, James R. Kimber, Sara Godil Md, Waqas Khan, Jawad Mir
Pacemaker Implantation In Patient With Persistent Left Superior Vena Cava And Absent Right Superior Vena Cava., Syed Rafay Ali Sabzwari, James R. Kimber, Sara Godil Md, Waqas Khan, Jawad Mir
Cardiology Division
Persistent left superior vena cava (LSVC) is an asymptomatic congenital heart disease. It is usually found incidentally on imaging, during central line placements or while undergoing electrophysiological procedures. We present a case of a 91-year-old female who initially presented with seizures and was diagnosed with tachy-brady syndrome. She was planned to undergo dual-chamber permanent pacemaker placement. However, during the procedure, she was incidentally found to have an LSVC without a right superior vena cava. Due to challenging anatomy, her pacemaker was changed to a single-chamber atrial lead pacemaker. This case highlights the clinical implications of this unusual structural anomaly, technical …
Ccne1 Amplification As A Predictive Biomarker Of Chemotherapy Resistance In Epithelial Ovarian Cancer, Justin W. Gorski, Frederick R. Ueland, Jill M. Kolesar
Ccne1 Amplification As A Predictive Biomarker Of Chemotherapy Resistance In Epithelial Ovarian Cancer, Justin W. Gorski, Frederick R. Ueland, Jill M. Kolesar
Obstetrics and Gynecology Faculty Publications
Ovarian cancer is the most-deadly gynecologic malignancy, with greater than 14,000 women expected to succumb to the disease this year in the United States alone. In the front-line setting, patients are treated with a platinum and taxane doublet. Although 40-60% of patients achieve complete clinical response to first-line chemotherapy, 25% are inherently platinum-resistant or refractory with a median overall survival of about one year. More than 80% of women afflicted with ovarian cancer will recur. Many attempts have been made to understand the mechanism of platinum and taxane based chemotherapy resistance. However, despite decades of research, few predictive markers of …
Analysis Of Different Characteristics Of Smile, Mehwish Khan, Syed Murtaza Raza Kazmi, Farhan Raza Khan, Imran Samejo
Analysis Of Different Characteristics Of Smile, Mehwish Khan, Syed Murtaza Raza Kazmi, Farhan Raza Khan, Imran Samejo
Section of Dental-Oral Maxillofacial Surgery
Introduction: Analysis of smile is imperative in the diagnosis and treatment planning phases of aesthetic dentistry.
Aim: To evaluate the components of smile among students of a dental institution.
Methods: Frontal view digital photographs with posed smile of 157 dental students were assessed using Adobe Photoshop7.0. Smile characteristics evaluated included; smile line, smile arc, smile design, upper lip curvature, labiodental relationship and number of teeth displayed. Data were analyzed using SPSS version 23.0. Pearson chi-square test was used to determine the gender based differences for various parameters.
Results: Average smile line (43.3%), consonant smile arcs (45.2%), cuspid smiles (45.9%), upward …
Anti-Signal Recognition Particle Antibody-Associated Severe Interstitial Lung Disease Requiring Lung Transplantation., Anam Qureshi, Daniel F. Brown Md, Lawrence Brent
Anti-Signal Recognition Particle Antibody-Associated Severe Interstitial Lung Disease Requiring Lung Transplantation., Anam Qureshi, Daniel F. Brown Md, Lawrence Brent
Department of Pathology & Laboratory Medicine
Anti-signal recognition particle (SRP) antibodies are typically associated with immune-mediated necrotizing myopathy. Some patients with anti-SRP antibodies may have extramuscular manifestations including mild respiratory symptoms secondary to interstitial lung disease. We present a case of a 40-year-old female presenting with acute hypoxic respiratory failure secondary to anti-SRP antibody-associated interstitial lung disease with mildly elevated creatinine kinase but without evidence of necrotizing myopathy on muscle biopsy. After a complicated six-month hospitalization, the patient successfully received double lung transplantation and was eventually discharged on room air. Unexplained worsening interstitial infiltrates leading to persistent hypoxic respiratory failure in the setting of nonspecifically elevated …
The Current Neuroscientific Understanding Of Alzheimer's Disease, Rachel A. Brandes
The Current Neuroscientific Understanding Of Alzheimer's Disease, Rachel A. Brandes
Pursuit - The Journal of Undergraduate Research at The University of Tennessee
Alzheimer’s disease is a degenerative neurological illness characterized by the deterioration of brain regions implicated in memory and cognitive function. While researchers have yet to find a cure or effective treatment, they have gained a better understanding of its pathology and development. Through years of neuroscience research, scientists have discovered much of what happens in the brain during Alzheimer’s disease onset and how this causes its symptoms; many hypotheses regarding this aspect of the illness involve temporal lobe atrophy, neurofibrillary tangles, and amyloid plaques. Although Alzheimer’s disease affects millions of people every day, it seems that most are unaware of …
Histone Deacetylase 1 And 2 Drive Differentiation And Fusion Of Progenitor Cells In Human Placental Trophoblasts, Gargi Jaju Bhattad, Mariyan J. Jeyarajah, Megan G. Mcgill, Vanessa Dumeaux, Hiroaki Okae, Takahiro Arima, Patrick Lajoie, Nathalie G. Bérubé, Stephen J. Renaud
Histone Deacetylase 1 And 2 Drive Differentiation And Fusion Of Progenitor Cells In Human Placental Trophoblasts, Gargi Jaju Bhattad, Mariyan J. Jeyarajah, Megan G. Mcgill, Vanessa Dumeaux, Hiroaki Okae, Takahiro Arima, Patrick Lajoie, Nathalie G. Bérubé, Stephen J. Renaud
Paediatrics Publications
Cell fusion occurs when several cells combine to form a multinuclear aggregate (syncytium). In human placenta, a syncytialized trophoblast (syncytiotrophoblast) layer forms the primary interface between maternal and fetal tissue, facilitates nutrient and gas exchange, and produces hormones vital for pregnancy. Syncytiotrophoblast development occurs by differentiation of underlying progenitor cells called cytotrophoblasts, which then fuse into the syncytiotrophoblast layer. Differentiation is associated with chromatin remodeling and specific changes in gene expression mediated, at least in part, by histone acetylation. However, the epigenetic regulation of human cytotrophoblast differentiation and fusion is poorly understood. In this study, we found that human syncytiotrophoblast …
Gut Microbiome-Modified Polyphenolic Compounds Inhibit Α-Synuclein Seeding And Spreading In Α-Synucleinopathies, Tritia R. Yamasaki, Kenjiro Ono, Lap Ho, Giulio M. Pasinetti
Gut Microbiome-Modified Polyphenolic Compounds Inhibit Α-Synuclein Seeding And Spreading In Α-Synucleinopathies, Tritia R. Yamasaki, Kenjiro Ono, Lap Ho, Giulio M. Pasinetti
Neurology Faculty Publications
Misfolding, aggregation and deposition of α-synuclein (α-syn) are major pathologic characteristics of Parkinson’s disease (PD) and the related synucleinopathy, multiple system atrophy (MSA). The spread of α-syn pathology across brain regions is thought to play a key role in the onset and progression of clinical phenotypes. Thus, there is increasing interest in developing strategies that target and attenuate α-syn aggregation and spread. Recent studies of brain-penetrating polyphenolic acids, namely, 3-hydroxybenzoic acid (3-HBA), 3,4-dihydroxybenzoic acid (3,4-diHBA), and 3-(3-hydroxyphenyl)propionic acid (3-HPPA) that are derived from gut microbiota metabolism of dietary polyphenols, show in vitro ability to effectively modulate α-syn misfolding, oligomerization, and …
Nk Cell-Derived Gm-Csf Potentiates Inflammatory Arthritis And Is Negatively Regulated By Cis, Cynthia Louis, Fernando Souza-Fonseca-Guimaraes, Yuyan Yang, Damian D'Silva, Tobias Kratina, Laura Dagley, Soroor Hediyeh-Zadeh, Jai Rautela, Seth Lucian Masters, Melissa J Davis, Jeffrey J Babon, Bogoljub Ciric, Eric Vivier, Warren S Alexander, Nicholas D Huntington, Ian P Wicks
Nk Cell-Derived Gm-Csf Potentiates Inflammatory Arthritis And Is Negatively Regulated By Cis, Cynthia Louis, Fernando Souza-Fonseca-Guimaraes, Yuyan Yang, Damian D'Silva, Tobias Kratina, Laura Dagley, Soroor Hediyeh-Zadeh, Jai Rautela, Seth Lucian Masters, Melissa J Davis, Jeffrey J Babon, Bogoljub Ciric, Eric Vivier, Warren S Alexander, Nicholas D Huntington, Ian P Wicks
Department of Neurology Faculty Papers
Despite increasing recognition of the importance of GM-CSF in autoimmune disease, it remains unclear how GM-CSF is regulated at sites of tissue inflammation. Using GM-CSF fate reporter mice, we show that synovial NK cells produce GM-CSF in autoantibody-mediated inflammatory arthritis. Synovial NK cells promote a neutrophilic inflammatory cell infiltrate, and persistent arthritis, via GM-CSF production, as deletion of NK cells, or specific ablation of GM-CSF production in NK cells, abrogated disease. Synovial NK cell production of GM-CSF is IL-18–dependent. Furthermore, we show that cytokine-inducible SH2-containing protein (CIS) is crucial in limiting GM-CSF signaling not only during inflammatory arthritis but also …