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2023

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Prognostic Significance Of Early Platelet Dynamics In Staphylococcus Aureus Bacteremia, Rachid Douglas-Louis, Mimi Lou, Brian Lee, Emi Minejima, Juliane Bubeck-Wardenburg, Annie Wong-Beringer Feb 2023

Prognostic Significance Of Early Platelet Dynamics In Staphylococcus Aureus Bacteremia, Rachid Douglas-Louis, Mimi Lou, Brian Lee, Emi Minejima, Juliane Bubeck-Wardenburg, Annie Wong-Beringer

2020-Current year OA Pubs

BACKGROUND: Platelets are recognized as key immune effectors, but they are targets of bacterial virulence factors. In the present study, we aimed to examine the relationship between early platelet dynamics and the outcome of Staphylococcus aureus bacteremia (SAB).

METHOD: Electronic medical records of adult patients hospitalized for SAB between July 2012 and November 2020 were retrospectively reviewed for relevant demographic, laboratory, and clinical data. The outcome endpoints were mortality and microbial persistence.

RESULTS: Among the 811 patients evaluated, 29% experienced thrombocytopenia on Day 1. Platelet count nadir occurred on Days 2-3 following SAB onset, and Day 4 was a determining …


2023 Sdsu Data Science Symposium Presentation Abstracts, Department Of Mathematics & Statistics Feb 2023

2023 Sdsu Data Science Symposium Presentation Abstracts, Department Of Mathematics & Statistics

SDSU Data Science Symposium

This document contains abstracts for presentations and posters 2023 SDSU Data Science Symposium.


Impact Of Population Based Indoor Residual Spraying With And Without Mass Drug Administration With Dihydroartemisinin-Piperaquine On Malaria Prevalence In A High Transmission Setting: A Quasi-Experimental Controlled Before-And-After Trial In Northeastern Uganda, Richard C. Elliott Feb 2023

Impact Of Population Based Indoor Residual Spraying With And Without Mass Drug Administration With Dihydroartemisinin-Piperaquine On Malaria Prevalence In A High Transmission Setting: A Quasi-Experimental Controlled Before-And-After Trial In Northeastern Uganda, Richard C. Elliott

Materials Science and Engineering Faculty Publications and Presentations

Background: Declines in malaria burden in Uganda have slowed. Modelling predicts that indoor residual spraying (IRS) and mass drug administration (MDA), when co-timed, have synergistic impact. This study investigated additional protective impact of population-based MDA on malaria prevalence, if any, when added to IRS, as compared with IRS alone and with standard of care (SOC).

Methods: The 32-month quasi-experimental controlled before-and-after trial enrolled an open cohort of residents (46,765 individuals, 1st enumeration and 52,133, 4th enumeration) of Katakwi District in northeastern Uganda. Consented participants were assigned to three arms based on residential subcounty at study start: MDA+IRS, IRS, SOC. IRS …


Factors Affecting Knowledge, Attitude, And Practice Of Covid-19: A Study Among Undergraduate University Students In Bangladesh, Mufti Nadimul Quamar Ahmed, Shamim Al Aziz Lalin, Saeed Ahmad Feb 2023

Factors Affecting Knowledge, Attitude, And Practice Of Covid-19: A Study Among Undergraduate University Students In Bangladesh, Mufti Nadimul Quamar Ahmed, Shamim Al Aziz Lalin, Saeed Ahmad

Sociology and Anthropology Student Research

The global expansion of the COVID-19 outbreak is one of the worst disasters the world has faced in recent decades. This study explored various factors of knowledge, attitude, and practice regarding COVID-19 among Bangladeshi undergraduate university students. In addition, we also look at how COVID-19 based knowledge, attitude, and practice influence each other. Using a random sampling technique and a self-administered structured questionnaire survey, this study collected data from 167 private university students in Bangladesh from 1st October to 30th October 2020. Data were analyzed using descriptive statistics (including frequencies, percentages, and means), binary logistic regression, bivariate regression analysis, and …


Wave Goodbye To The Jones Act: Why A Waiver Of The Jones Act Should And Can Be Granted For Offshore Wind Farm Installation, Chad Thornton Feb 2023

Wave Goodbye To The Jones Act: Why A Waiver Of The Jones Act Should And Can Be Granted For Offshore Wind Farm Installation, Chad Thornton

LSU Journal of Energy Law and Resources

No abstract provided.


Therapeutic Options For Covid-19: Drug Repurposing Of Serine Protease Inhibitor Against Tmprss2, Mohammad Wildan Abiyyi, Surya Dwira, Arleni Bustami, Linda Erlina Feb 2023

Therapeutic Options For Covid-19: Drug Repurposing Of Serine Protease Inhibitor Against Tmprss2, Mohammad Wildan Abiyyi, Surya Dwira, Arleni Bustami, Linda Erlina

Indonesian Journal of Medical Chemistry and Bioinformatics

The SARS-Coronavirus 2 (SARS-CoV-2) outbreak is a serious global public health threat. Researchers around the world are conducting mass research to control this epidemic, starting from the discovery of vaccines, to new drugs that have specific activities as antivirals. Drug repurposing is a potential method of using drugs with known activity for reuse as COVID-19 therapy. This method has the advantage that it can reduce costs and also the duration in the development of potential drugs. The initial step in drug repurposing can be done computationally to determine the effectiveness and specificity of the drug on the target protein. Molecular …


Pulse Oximetry: Why Oxygen Saturation Is Still Not A Part Of Standard Pediatric Guidelines In Low-And-Middle-Income Countries (Lmics), Maheen Sheikh, Huzaifa Ahmad, Romesa Ibrahim, Muhammad Imran Nisar, Fyezah Jehan Feb 2023

Pulse Oximetry: Why Oxygen Saturation Is Still Not A Part Of Standard Pediatric Guidelines In Low-And-Middle-Income Countries (Lmics), Maheen Sheikh, Huzaifa Ahmad, Romesa Ibrahim, Muhammad Imran Nisar, Fyezah Jehan

Department of Paediatrics and Child Health

Background: With the high frequency of acute respiratory infections in children worldwide, particularly so in low-resource countries, the development of effective diagnostic support is crucial. While pulse oximetry has been found to be an acceptable method of hypoxemia detection, improving clinical decision making and efficient referral, many healthcare set ups in low- and middle-income countries have not been able to implement pulse oximetry into their practice.
Main body: A review of past pulse oximetry implementation attempts in low- and middle-income countries proposes the barriers and potential solutions for complete integration in the healthcare systems. The addition of pulse oximetry into …


Comparison Of Two Diagnostic Assays For The Detection Of Serum Neutralizing Antibody To Porcine Epidemic Diarrhea Virus, Justin Brown, Korakrit Poonsuk, Ting-Yu Cheng, Chris Rademacher, Erin Kalkwarf, Liying Tian, Lauren A. Mckeen, Chong Wang, Luis Gimenez-Lirola, David Baum, Locke A. Karriker Feb 2023

Comparison Of Two Diagnostic Assays For The Detection Of Serum Neutralizing Antibody To Porcine Epidemic Diarrhea Virus, Justin Brown, Korakrit Poonsuk, Ting-Yu Cheng, Chris Rademacher, Erin Kalkwarf, Liying Tian, Lauren A. Mckeen, Chong Wang, Luis Gimenez-Lirola, David Baum, Locke A. Karriker

School of Veterinary and Biomedical Sciences: Faculty Publications

Lactogenic immunity is important for the protection of piglets against many pathogens including porcine epidemic diarrhea virus. Circulating neutralizing antibodies levels in sow sera may help determine if a detectable immune response could confer protection to piglets. Neutralizing antibodies can be detected through various diagnostic assays. This study evaluated the diagnostic characteristics of two neutralizing antibody assays for porcine epidemic diarrhea virus neutralizing antibodies in serum of challenged gilts. Four treatment groups, control, non-vaccinated, vaccinated prior to challenge, and vaccinated following challenge, were comprised of 20 gilts. Serum sample were collected from each gilt prior to and following challenge with …


Bacterial Infections And Cancer: Exploring This Association And Its Implications For Cancer Patients., Kafayat Yusuf, Venkatesh Sampath, Shahid Umar Feb 2023

Bacterial Infections And Cancer: Exploring This Association And Its Implications For Cancer Patients., Kafayat Yusuf, Venkatesh Sampath, Shahid Umar

Manuscripts, Articles, Book Chapters and Other Papers

Bacterial infections are common in the etiology of human diseases owing to the ubiquity of bacteria. Such infections promote the development of periodontal disease, bacterial pneumonia, typhoid, acute gastroenteritis, and diarrhea in susceptible hosts. These diseases may be resolved using antibiotics/antimicrobial therapy in some hosts. However, other hosts may be unable to eliminate the bacteria, allowing them to persist for long durations and significantly increasing the carrier's risk of developing cancer over time. Indeed, infectious pathogens are modifiable cancer risk factors, and through this comprehensive review, we highlight the complex relationship between bacterial infections and the development of several cancer …


Dietary Methanolic Extract Of Fenugreek Enhanced The Growth, Haematobiochemical, Immune Responses, And Resistance Against Aeromonas Hydrophila In Nile Tilapia, Oreochromis Niloticus, Amany M. Diab, Basant T. Al-Khefa, Malik M. Khalafallah, Abdallah S. Salah Feb 2023

Dietary Methanolic Extract Of Fenugreek Enhanced The Growth, Haematobiochemical, Immune Responses, And Resistance Against Aeromonas Hydrophila In Nile Tilapia, Oreochromis Niloticus, Amany M. Diab, Basant T. Al-Khefa, Malik M. Khalafallah, Abdallah S. Salah

Faculty Journal Articles

No abstract provided.


Hmgb1/Gpc3 Dual Targeting Vaccine Induces Dendritic Cells-Mediated Cd8+T Cell Immune Response And Elicits Potential Therapeutic Effect In Hepatocellular Carcinoma, Xiaoqing Shi, Jiage Ding, Yanyan Zheng, Jiawei Wang, Navid Sobhani, Praveen Neeli, Gang Wang, Junnian Zheng, Dafei Chai Feb 2023

Hmgb1/Gpc3 Dual Targeting Vaccine Induces Dendritic Cells-Mediated Cd8+T Cell Immune Response And Elicits Potential Therapeutic Effect In Hepatocellular Carcinoma, Xiaoqing Shi, Jiage Ding, Yanyan Zheng, Jiawei Wang, Navid Sobhani, Praveen Neeli, Gang Wang, Junnian Zheng, Dafei Chai

Faculty, Staff and Students Publications

Hepatocellular carcinoma (HCC) is a fatal malignant tumor, but effective clinical interventions are limited. PLGA/PEI-mediated DNA vaccine encoding the dual targets of high-mobility group box 1 (HMGB1) or GPC3 was developed for HCC treatment. Compared with PLGA/PEI-GPC3 immunization, PLGA/PEI-HMGB1/GPC3 co-immunization significantly inhibited the subcutaneous tumor growth, while increasing the infiltration of CD8


Gauging The Role Of Personality In Risk Perception During A Health Crisis And Its Impact On Tourist Consumption Behaviour, Akshita Agarwal Feb 2023

Gauging The Role Of Personality In Risk Perception During A Health Crisis And Its Impact On Tourist Consumption Behaviour, Akshita Agarwal

Journal of Sustainability and Resilience

This study examines the influence of the tourist personality and the use of technology on the traveler behavior and the risk perception about travelling. The purpose of this study is to investigate the link between personality, risk perception, and travel behavior among French travelers. An online survey was conducted using a sample of 422 responses to examine individual variations in risk perception during a health crisis and their influence on travel behavior. The study was carried out using PLS-SEM, and a model was proposed that considered the substantial Average Variance Extracted (AVE) and Composite Reliability test findings. The findings demonstrated …


Clinical Outcomes Of Pediatric Osteomyelitis, Kylie Disch, Deidre A. Hill, Harry Snow, Walter Dehority Feb 2023

Clinical Outcomes Of Pediatric Osteomyelitis, Kylie Disch, Deidre A. Hill, Harry Snow, Walter Dehority

Pediatrics Research and Scholarship

Background

Osteomyelitis in children may produce severe sequelae. However, the frequency and distribution of such complications by type of osteomyelitis (chronic or acute) is not well described.

Methods

We searched the HealthFacts® database (containing medical information on 68 million individual patients in the United States) with 238 International Classification of Diseases (ICD) version 10 codes for acute osteomyelitis and chronic osteomyelitis appearing in 2015. Outcomes were recorded for each subject, including development of limb length discrepancies, pathologic fractures, mortality, and need for multiple surgeries or prolonged orthopedic care (one to two years following diagnosis). Gender, age and season of diagnosis …


Care Through Connection: Patient Mutuality And Working Alliance Curriculum, N Mariam Salas, Kathryn Lenberg Feb 2023

Care Through Connection: Patient Mutuality And Working Alliance Curriculum, N Mariam Salas, Kathryn Lenberg

HSC Education Days

Background: There is clear evidence in the psychology literature that beyond “people skills,” providers who give the patient an active role in developing the treatment plan can increase the adherence to the medical plan by 70%. Though this is utilized extensively in psychology, medical trainees are not routinely taught these communication skills. To arm our fellows with these necessary skills, we worked with our clinical psychologist, Dr. Kathryn Lenberg, to develop an integrated curriculum over the 2-year period of the fellowship. Implementation: We began a phased roll out of the curriculum in 2020. During elective rotations, fellows spent 1 hour …


Remote Staff Instruction To Implement Thorough Handwashing With Individuals With Autism, Monica Patel Feb 2023

Remote Staff Instruction To Implement Thorough Handwashing With Individuals With Autism, Monica Patel

Doctoral Dissertations

Behavioral skills training (BST), a behavior analytic training model including instructions, modeling, rehearsal, and feedback, has been a widely effective training method for staff, caregivers, and students. Results from BST component analyses suggest that instructions, when presented without subsequent rehearsal and feedback, are often ineffective; however, the occurrence of the COVID-19 pandemic and the physical distancing measures required to prevent its spread have increased the need for easily disseminated virtual staff training models, particularly with respect to implementing activities of daily living programs which may further help to prevent the spread of infectious disease in the workplace. Thus, we evaluated …


Kotter’S 8-Step Model For Leading Change Applied To Lgbtq Healthcare Curriculum Interventions, Jonathan P. Hulse, Tk King, Lucia Vulcan Feb 2023

Kotter’S 8-Step Model For Leading Change Applied To Lgbtq Healthcare Curriculum Interventions, Jonathan P. Hulse, Tk King, Lucia Vulcan

HSC Education Days

The LGBT community experiences unique health needs that many healthcare providers do not possess adequate training to address. This critical barrier to promoting the health of the LGBT population contributes to health disparities and discrimination, especially the transgender population who experience high rates of discrimination and difficulty accessing gender affirming care. This session will address strategies for creating and implementing curricula that addresses LGBT specific health needs.


A Phenomenological Study In Understanding The Influence Of Educators On Strengthening Resiliency In Homeless And Highly Mobile Students, Mary E. Thrasher Feb 2023

A Phenomenological Study In Understanding The Influence Of Educators On Strengthening Resiliency In Homeless And Highly Mobile Students, Mary E. Thrasher

Doctoral Dissertations and Projects

The purpose of this phenomenological study was to discover how educators identified homeless and highly mobile students and encouraged the characteristics of resiliency. This study was conducted using the educators at an urban school district in southern California. The theory guiding this study was Garmezy’s theory on resiliency as it pertained to the development and encouragement of the characteristics of resiliency in homeless and highly mobile students. The study was a transcendental phenomenological study. The sample were volunteers who are educators at the urban southern California school district. To facilitate triangulation, data collection was conducted by semi-structured interviews, a focus …


Immunogenetic Determinants Of Susceptibility To Head And Neck Cancer In The Million Veteran Program Cohort, Yanhong Liu, Jennifer R Kramer, Vlad C Sandulache, Robert Yu, Guojun Li, Liang Chen, Zenab I Yusuf, Yunling Shi, Saiju Pyarajan, Spyros Tsavachidis, Li Jiao, Michelle L Mierzwa, Elizabeth Chiao, Yvonne M Mowery, Andrew Shuman, Sanjay Shete, Andrew G Sikora, Donna L White Feb 2023

Immunogenetic Determinants Of Susceptibility To Head And Neck Cancer In The Million Veteran Program Cohort, Yanhong Liu, Jennifer R Kramer, Vlad C Sandulache, Robert Yu, Guojun Li, Liang Chen, Zenab I Yusuf, Yunling Shi, Saiju Pyarajan, Spyros Tsavachidis, Li Jiao, Michelle L Mierzwa, Elizabeth Chiao, Yvonne M Mowery, Andrew Shuman, Sanjay Shete, Andrew G Sikora, Donna L White

Faculty, Staff and Student Publications

Increasing rates of human papillomavirus (HPV)-driven oropharyngeal cancer (OPC) have largely offset declines in tobacco-associated head and neck squamous cell carcinoma (HNSCC) at non-OPC sites. Host immunity is an important modulator of HPV infection, persistence, and clearance, and also of immune evasion in both virally- and nonvirally-driven cancers. However, the association between collective known cancer-related immune gene variants and HNSCC susceptibility has not been fully characterized. Here, we conducted a genetic association study in the multiethnic Veterans Affairs Million Veteran Program cohort, evaluating 16,050 variants in 1,576 immune genes in 4,012 HNSCC cases (OPC = 1,823; non-OPC = 2,189) and …


Bats Increased Foraging Activity At Experimental Prey Patches Near Hibernacula, Winifred F. Frick, Yvonne A. Dzal, Kristin A. Jonasson, Michael D. Whitby, Amanda M. Adams, Christen Long, John E. Depue, Christian M. Newman, Craig K. R. Willis, Tina L. Cheng Feb 2023

Bats Increased Foraging Activity At Experimental Prey Patches Near Hibernacula, Winifred F. Frick, Yvonne A. Dzal, Kristin A. Jonasson, Michael D. Whitby, Amanda M. Adams, Christen Long, John E. Depue, Christian M. Newman, Craig K. R. Willis, Tina L. Cheng

Nebraska Cooperative Fish and Wildlife Research Unit: Staff Publications

  1. Emerging infectious diseases in wildlife can threaten vulnerable host populations. Actions targeting habitat improvements to aid population resilience and recovery may be beneficial long-term strategies, yet testing the efficacy of such strategies before major conservation investments are made can be challenging.

  2. The disease white-nose syndrome (WNS) has caused severe declines in several species of North American hibernating bats. We tested a novel conservation approach targeted at improving foraging conditions near bat hibernacula by experimentally manipulating insect density in the pre-hibernation fattening period and spring emergence recovery period. We measured foraging (feeding buzzes) and echolocation activity of little brown bats Myotis …


Technology In Action: Multiplex Pcr In The Tripledemic, Aditya Loganathan, Ishan S. Abdullah, Andrew C. Meltzer Feb 2023

Technology In Action: Multiplex Pcr In The Tripledemic, Aditya Loganathan, Ishan S. Abdullah, Andrew C. Meltzer

URGENT Matters

No abstract provided.


Deciphering Microbiota Of Acute Upper Respiratory Infections: A Comparative Analysis Of Pcr And Mngs Methods For Lower Respiratory Trafficking Potential, Sadia Almas, Rob E. Carpenter, Anuradha Singh, Chase Rowan, Vaibhav Tamrakar, Rahul Sharma Feb 2023

Deciphering Microbiota Of Acute Upper Respiratory Infections: A Comparative Analysis Of Pcr And Mngs Methods For Lower Respiratory Trafficking Potential, Sadia Almas, Rob E. Carpenter, Anuradha Singh, Chase Rowan, Vaibhav Tamrakar, Rahul Sharma

Human Resource Development Faculty Publications and Presentations

Although it is clinically important for acute respiratory tract (co)infections to have a rapid and accurate diagnosis, it is critical that respiratory medicine understands the advantages of current laboratory methods. In this study, we tested nasopharyngeal samples (n = 29) with a commercially available PCR assay and compared the results with those of a hybridization-capture-based mNGS workflow. Detection criteria for positive PCR samples was Ct < 35 and for mNGS samples it was >40% target coverage, median depth of 1X and RPKM > 10. A high degree of concordance (98.33% PPA and 100% NPA) was recorded. However, mNGS yielded positively 29 additional microorganisms (23 bacteria, 4 viruses, and …


Fetal Demise And Wernicke–Korsakoff Syndrome In A Patient With Hyperemesis Gravidarum: A Case Report, Alisa Olmsted, Andrea Desimone, Jahaira Lopez-Pastrana, Madeleine Becker Feb 2023

Fetal Demise And Wernicke–Korsakoff Syndrome In A Patient With Hyperemesis Gravidarum: A Case Report, Alisa Olmsted, Andrea Desimone, Jahaira Lopez-Pastrana, Madeleine Becker

Department of Psychiatry and Human Behavior Faculty Papers

Background: Wernicke–Korsakoff syndrome is a neuropsychiatric disorder caused by thiamine deficiency composed of two related disorders accounting for an acute presentation and chronic progression. Hyperemesis gravidarum presents a significant risk factor for Wernicke–Korsakoff syndrome as symptoms may rapidly progress in the setting of pregnancy. We present the first-reported case of hyperemesis-gravidarum-associated Wernicke encephalopathy in a patient in the first half of pregnancy in which a missed diagnosis led to septic shock, fetal demise, and eventual profound Korsakoff syndrome.

Case Presentation: We present the case of a 33-year-old primigravid African American woman at 15 weeks gestational age who initially presented at …


Presence Of Symptoms 6 Weeks After Covid-19 Among Vaccinated And Unvaccinated Us Healthcare Personnel: A Prospective Cohort Study, Nicholas M. Mohr, Ian D. Plumb, Kari K. Harland, Tamara Pilishvili, Katherine E. Fleming-Dutra, Anusha Krishnadasan, Karin F. Hoth, Sharon H. Saydah, Zachary Mankoff, John P. Haran, Melissa Briggs-Hagen, Eliezer Santos León, David A. Talan Feb 2023

Presence Of Symptoms 6 Weeks After Covid-19 Among Vaccinated And Unvaccinated Us Healthcare Personnel: A Prospective Cohort Study, Nicholas M. Mohr, Ian D. Plumb, Kari K. Harland, Tamara Pilishvili, Katherine E. Fleming-Dutra, Anusha Krishnadasan, Karin F. Hoth, Sharon H. Saydah, Zachary Mankoff, John P. Haran, Melissa Briggs-Hagen, Eliezer Santos León, David A. Talan

Department of Emergency Medicine Faculty Papers

OBJECTIVES: Although COVID-19 vaccines offer protection against infection and severe disease, there is limited information on the effect of vaccination on prolonged symptoms following COVID-19. Our objective was to determine differences in prevalence of prolonged symptoms 6 weeks after onset of COVID-19 among healthcare personnel (HCP) by vaccination status, and to assess differences in timing of return to work.

DESIGN: Cohort analysis of HCP with COVID-19 enrolled in a multicentre vaccine effectiveness study. HCP with COVID-19 between December 2020 and August 2021 were followed up 6 weeks after illness onset.

SETTING: Health systems in 12 US states.

PARTICIPANTS: HCP participating …


Interactions Between Humans And Dogs During The Covid-19 Pandemic: Recent Updates And Future Perspectives, Mohamed S. Kamel, Amr A. El-Sayed, Rachel A. Munds, Mohit S. Verma Feb 2023

Interactions Between Humans And Dogs During The Covid-19 Pandemic: Recent Updates And Future Perspectives, Mohamed S. Kamel, Amr A. El-Sayed, Rachel A. Munds, Mohit S. Verma

Purdue University Libraries Open Access Publishing Fund

COVID-19 is one of the deadliest epidemics. This pandemic is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), but the role of dogs in spreading the disease in human society is poorly understood. This review sheds light on the limited susceptibility of dogs to COVID-19 infections which is likely attributed to the relatively low levels of angiotensin-converting enzyme 2 (ACE2) in the respiratory tract and the phylogenetic distance of ACE2 in dogs from the human ACE2 receptor. The low levels of ACE2 affect the binding affinity between spike and ACE2 proteins resulting in it being uncommon for dogs to …


Comprehensive Smn1 And Smn2 Profiling For Spinal Muscular Atrophy Analysis Using Long-Read Pacbio Hifi Sequencing., Xiao Chen, John Harting, Emily G. Farrow, Isabelle Thiffault, Dalia Kasperaviciute, Genomics England Research Consortium, Alexander Hoischen, Christian Gilissen, T Pastinen, Michael A. Eberle Feb 2023

Comprehensive Smn1 And Smn2 Profiling For Spinal Muscular Atrophy Analysis Using Long-Read Pacbio Hifi Sequencing., Xiao Chen, John Harting, Emily G. Farrow, Isabelle Thiffault, Dalia Kasperaviciute, Genomics England Research Consortium, Alexander Hoischen, Christian Gilissen, T Pastinen, Michael A. Eberle

Manuscripts, Articles, Book Chapters and Other Papers

Spinal muscular atrophy, a leading cause of early infant death, is caused by bi-allelic mutations of SMN1. Sequence analysis of SMN1 is challenging due to high sequence similarity with its paralog SMN2. Both genes have variable copy numbers across populations. Furthermore, without pedigree information, it is currently not possible to identify silent carriers (2+0) with two copies of SMN1 on one chromosome and zero copies on the other. We developed Paraphase, an informatics method that identifies full-length SMN1 and SMN2 haplotypes, determines the gene copy numbers, and calls phased variants using long-read PacBio HiFi data. The SMN1 and SMN2 copy-number …


Insights Into Cell-Specific Functions Of Microtubules In Skeletal Muscle Development And Homeostasis, Lathan Lucas, Thomas A Cooper Feb 2023

Insights Into Cell-Specific Functions Of Microtubules In Skeletal Muscle Development And Homeostasis, Lathan Lucas, Thomas A Cooper

Faculty, Staff and Students Publications

The contractile cells of skeletal muscles, called myofibers, are elongated multinucleated syncytia formed and maintained by the fusion of proliferative myoblasts. Human myofibers can be hundreds of microns in diameter and millimeters in length. Myofibers are non-mitotic, obviating the need for microtubules in cell division. However, microtubules have been adapted to the unique needs of these cells and are critical for myofiber development and function. Microtubules in mature myofibers are highly dynamic, and studies in several experimental systems have demonstrated the requirements for microtubules in the unique features of muscle biology including myoblast fusion, peripheral localization of nuclei, assembly of …


A Dlg1-Arhgap31-Cdc42 Axis Is Essential For The Intestinal Stem Cell Response To Fluctuating Niche Wnt Signaling, David Castillo-Azofeifa, Tomas Wald, Efren A Reyes, Aaron Gallagher, Julia Schanin, Stephanie Vlachos, Nathalie Lamarche-Vane, Carolyn Bomidi, Sarah Blutt, Mary K Estes, Todd Nystul, Ophir D Klein Feb 2023

A Dlg1-Arhgap31-Cdc42 Axis Is Essential For The Intestinal Stem Cell Response To Fluctuating Niche Wnt Signaling, David Castillo-Azofeifa, Tomas Wald, Efren A Reyes, Aaron Gallagher, Julia Schanin, Stephanie Vlachos, Nathalie Lamarche-Vane, Carolyn Bomidi, Sarah Blutt, Mary K Estes, Todd Nystul, Ophir D Klein

Faculty, Staff and Students Publications

A central factor in the maintenance of tissue integrity is the response of stem cells to variations in the levels of niche signals. In the gut, intestinal stem cells (ISCs) depend on Wnt ligands for self-renewal and proliferation. Transient increases in Wnt signaling promote regeneration after injury or in inflammatory bowel diseases, whereas constitutive activation of this pathway leads to colorectal cancer. Here, we report that Discs large 1 (Dlg1), although dispensable for polarity and cellular turnover during intestinal homeostasis, is required for ISC survival in the context of increased Wnt signaling. RNA sequencing (RNA-seq) and genetic mouse models demonstrated …


Hepatoprotective And Anti-Inflammatory Effects Of Entecavir Or Probiotics On Oxaliplatin-Induced Liver Injury In The Rats, Asem Anwar Askandar, Ansam Naji Alhassani Feb 2023

Hepatoprotective And Anti-Inflammatory Effects Of Entecavir Or Probiotics On Oxaliplatin-Induced Liver Injury In The Rats, Asem Anwar Askandar, Ansam Naji Alhassani

Polytechnic Journal

Oxaliplatin (OXA), a current cancer chemotherapeutic, has low efficacy and is linked to serious adverse effects, including liver damage. We anticipated that probiotics and entecavir would help reduce OXA-induced liver damage because the pathophysiology of drug-induced liver damage is thought to be related to the disordered gut microbiota. Twenty-four rats were used in this study and divided into 4 groups: control group (n=6), OXA group (n=6), entecavir (ENT) group (n=6), and probiotics (PRO) group (n=6). After 3 weeks, all rats were sacrificed, and blood samples were analyzed for alkaline phosphatase (ALP), alanine aminotransferase (ALT) and aspartate aminotransferase (AST), interleukin 6 …


Gw Ophthalmology On-Call: 02/2023, Yusuf Bade, Meredith Wells, Sasha Narain, Jacob Diaz Feb 2023

Gw Ophthalmology On-Call: 02/2023, Yusuf Bade, Meredith Wells, Sasha Narain, Jacob Diaz

GW Ophthalmology On-Call

No abstract provided.


Animal Welfare - Environment - Sustainable Development Nexus: Scoping Study, Janice H. Cox Feb 2023

Animal Welfare - Environment - Sustainable Development Nexus: Scoping Study, Janice H. Cox

Nexus – UNEP – Animal Welfare, Environment, Sustainable Development

A detailed report on the links between animal welfare, environmental health and global sustainability. Issues discussed include climate change, biodiversity, pollution and waste management, one health, sustainable development and just transitions.