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2023

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Articles 17851 - 17880 of 27454

Full-Text Articles in Medicine and Health Sciences

National Heart Center/Saudi Heart Association 2023 Guidelines On The Management Of Hypertension, Waleed Alhabeeb, Adel Abdulkader Tash, Mostafa Alshamiri, Mohamed Arafat, Mohammed Ali Balghith, Ali Almasood, Abdulla Eltayeb, Hossam Elghetany, Taher Hassan, Owayed Alshemmari Mar 2023

National Heart Center/Saudi Heart Association 2023 Guidelines On The Management Of Hypertension, Waleed Alhabeeb, Adel Abdulkader Tash, Mostafa Alshamiri, Mohamed Arafat, Mohammed Ali Balghith, Ali Almasood, Abdulla Eltayeb, Hossam Elghetany, Taher Hassan, Owayed Alshemmari

Journal of the Saudi Heart Association

Background: Hypertension is a highly prevalent disease in Saudi Arabia with poor control rates. Updated guidelines are needed to guide the management of hypertension and improve treatment outcomes. Methodology: A panel of experts representing the National Heart Center (NHC) and the Saudi Heart Association (SHA) reviewed existing evidence and formulated guidance relevant to the local population, clinical practice and the healthcare system. The recommendations were reviewed to ensure scientific and medical accuracy. Recommendations: Hypertension was defined and a new classification was proposed as relevant to the Saudi population. Recommendations on diagnosis, clinical evaluation, cardiovascular assessment were detailed, along with guidance …


Implicit Bias And Stigma Theory In Clinical Practice: Developing “Habits Of Mind” For Clinical Inquiry, James Peter Meza Mar 2023

Implicit Bias And Stigma Theory In Clinical Practice: Developing “Habits Of Mind” For Clinical Inquiry, James Peter Meza

Clinical Research in Practice: The Journal of Team Hippocrates

The editor introduces a new article type in this issue, Translational Social Science, and reflects on the social theory required to perceive and counteract implicit bias.


Stigma Is A Very Real Part Of Clinical Practice, Aaron Rivkin Mar 2023

Stigma Is A Very Real Part Of Clinical Practice, Aaron Rivkin

Clinical Research in Practice: The Journal of Team Hippocrates

The author reflects on avoiding stigmatizing language in clinical practice.


2023-03-14_Michiganoverview_Covidcounts, Michigan Department Of Health & Human Services Mar 2023

2023-03-14_Michiganoverview_Covidcounts, Michigan Department Of Health & Human Services

Michigan COVID-19 Confirmed Cases by Date of Onset Data

Data was downloaded as an Excel spreadsheet which appeared in the Public Use Datasets section under the Cumulative Data link of Michigan's Coronavirus webpage, under the url https://www.michigan.gov/coronavirus/stats.

Cases are aggregated by the date of onset of COVID-19 symptoms, if known, otherwise by laboratory specimen date if known, otherwise by case referral date. Deaths are aggregated by the date of death if known, otherwise by the last date of a change to the case status.


2023-03-14_Michiganoverview_Isdreporting, Michigan Department Of Health & Human Services Mar 2023

2023-03-14_Michiganoverview_Isdreporting, Michigan Department Of Health & Human Services

Michigan COVID-19 Outbreak Reports

The K-12 Aged ISD Reporting page was obtained from Michigan's COVID-19 data page: https://www.michigan.gov/coronavirus/stats/k-to-12-aged-isd-reporting.

This report is created from data reported by the Michigan Disease Surveillance System (MDSS) the Michigan Department of Health and Human Services' web-based communicable disease reporting system. Data is updated every week.

The purpose of the dashboard is to report the 7 day average of COVID-19 cases in Michigan school students aged 5 through 18 at the intermediate school district and school district levels, as well as display trends over time to better illustrate the changing nature of the COVID-19 pandemic. Cases are attributed to …


2023-03-14_Michiganoverview_Covidstats, Michigan Department Of Health & Human Services Mar 2023

2023-03-14_Michiganoverview_Covidstats, Michigan Department Of Health & Human Services

Cumulative Michigan COVID-19 Data

The COVID Overview page was obtained from Michigan's main COVID-19 page: https://www.michigan.gov/coronavirus/stats.

The State of Michigan is working around the clock to test and treat COVID-19 patients. Below is the most recent data healthcare experts across the state have compiled. COVID case and testing data will be posted once a week on Tuesdays.

This report is provisional and subject to change. City of Detroit and Wayne County are reported separately. MDHHS began tracking probable cases April 5, 2020. FCI indicates federal correctional institute. MDOC indicates Michigan Department of Corrections. Diagnostic tests, including nucleic acid amplification/real-time polymerase chain reaction (NAAT/RT-PCR) …


Adverse Outcomes Of Atrial Fibrillation Ablation In Heart Failure Patients With And Without Cardiac Amyloidosis: A Nationwide Readmissions Database Analysis (2015-2019), Waqas Ullah, Max Ruge, Md, Alexander G. Hajduczok, Kirpal Kochar, Daniel R. Frisch, Behzad B. Pavri, René J Alvarez, Indranee N. Rajapreyar, Yevgeniy Brailovsky Mar 2023

Adverse Outcomes Of Atrial Fibrillation Ablation In Heart Failure Patients With And Without Cardiac Amyloidosis: A Nationwide Readmissions Database Analysis (2015-2019), Waqas Ullah, Max Ruge, Md, Alexander G. Hajduczok, Kirpal Kochar, Daniel R. Frisch, Behzad B. Pavri, René J Alvarez, Indranee N. Rajapreyar, Yevgeniy Brailovsky

Jefferson Hospital Staff Papers and Presentations

AIMS: Atrial fibrillation (AF) in patients with cardiac amyloidosis (CA) has been linked with a worse prognosis. The current study aimed to determine the outcomes of AF catheter ablation in patients with CA.

METHODS AND RESULTS: The Nationwide Readmissions Database (2015-2019) was used to identify patients with AF and concomitant heart failure. Among these, patients who underwent catheter ablation were classified into two groups, patients with and without CA. The adjusted odds ratio (aOR) of index admission and 30-day readmission outcomes was calculated using a propensity score matching (PSM) analysis. A total of 148 134 patients with AF undergoing catheter …


2023-03-14_Michiganoverview_Covidlongtermcare, Michigan Department Of Health & Human Services Mar 2023

2023-03-14_Michiganoverview_Covidlongtermcare, Michigan Department Of Health & Human Services

Michigan COVID-19 Long Term Care Data

The COVID Long Term Care Facilities page was obtained from Michigan's COVID-19 data page: https://www.michigan.gov/coronavirus/stats/data-about-places/long-term-care-data.

This report is created by the Michigan Department of Health & Human Services from data self-reported by long-term care facilities into EMResource. Data for all reporting facilities is posted weekly each Monday.

The information below represents COVID-19 data reported directly to MDHHS by licensed and operating Skilled Nursing, Home for the Aged and Adult Foster Care facilities (licensed to serve 13 or more individuals) in Michigan from January 1, 2020. All long-term care facilities additionally have an obligation to report COVID-positive residents and/or staff …


T-Cell Receptor Repertoire Sequencing In The Era Of Cancer Immunotherapy, Meredith L Frank, Kaylene Lu, Can Erdogan, Yi Han, Jian Hu, Tao Wang, John V Heymach, Jianjun Zhang, Alexandre Reuben Mar 2023

T-Cell Receptor Repertoire Sequencing In The Era Of Cancer Immunotherapy, Meredith L Frank, Kaylene Lu, Can Erdogan, Yi Han, Jian Hu, Tao Wang, John V Heymach, Jianjun Zhang, Alexandre Reuben

Faculty, Staff and Student Publications

T cells are integral components of the adaptive immune system, and their responses are mediated by unique T-cell receptors (TCR) that recognize specific antigens from a variety of biological contexts. As a result, analyzing the T-cell repertoire offers a better understanding of immune responses and of diseases like cancer. Next-generation sequencing technologies have greatly enabled the high-throughput analysis of the TCR repertoire. On the basis of our extensive experience in the field from the past decade, we provide an overview of TCR sequencing, from the initial library preparation steps to sequencing and analysis methods and finally to functional validation techniques. …


Genetic Architecture Of Spatial Electrical Biomarkers For Cardiac Arrhythmia And Relationship With Cardiovascular Disease, William J Young, Jeffrey Haessler, Jan-Walter Benjamins, Linda Repetto, Jie Yao, Aaron Isaacs, Andrew R Harper, Julia Ramirez, Sophie Garnier, Stefan Van Duijvenboden, Antoine R Baldassari, Maria Pina Concas, Thuyvy Duong, Luisa Foco, Jonas L Isaksen, Hao Mei, Raymond Noordam, Casia Nursyifa, Anne Richmond, Meddly L Santolalla, Colleen M Sitlani, Negin Soroush, Sébastien Thériault, Stella Trompet, Stefanie Aeschbacher, Fariba Ahmadizar, Alvaro Alonso, Jennifer A Brody, Archie Campbell, Adolfo Correa, Dawood Darbar, Antonio De Luca, Jean-François Deleuze, Christina Ellervik, Christian Fuchsberger, Anuj Goel, Christopher Grace, Xiuqing Guo, Torben Hansen, Susan R Heckbert, Rebecca D Jackson, Jan A Kors, Maria Fernanda Lima-Costa, Allan Linneberg, Peter W Macfarlane, Alanna C Morrison, Pau Navarro, David J Porteous, Peter P Pramstaller, Alexander P Reiner, Lorenz Risch, Ulrich Schotten, Xia Shen, Gianfranco Sinagra, Elsayed Z Soliman, Monika Stoll, Eduardo Tarazona-Santos, Andrew Tinker, Katerina Trajanoska, Eric Villard, Helen R Warren, Eric A Whitsel, Kerri L Wiggins, Dan E Arking, Christy L Avery, David Conen, Giorgia Girotto, Niels Grarup, Caroline Hayward, J Wouter Jukema, Dennis O Mook-Kanamori, Morten Salling Olesen, Sandosh Padmanabhan, Bruce M Psaty, Cristian Pattaro, Antonio Luiz P Ribeiro, Jerome I Rotter, Bruno H Stricker, Pim Van Der Harst, Cornelia M Van Duijn, Niek Verweij, James G Wilson, Michele Orini, Philippe Charron, Hugh Watkins, Charles Kooperberg, Henry J Lin, James F Wilson, Jørgen K Kanters, Nona Sotoodehnia, Borbala Mifsud, Pier D Lambiase, Larisa G Tereshchenko, Patricia B Munroe Mar 2023

Genetic Architecture Of Spatial Electrical Biomarkers For Cardiac Arrhythmia And Relationship With Cardiovascular Disease, William J Young, Jeffrey Haessler, Jan-Walter Benjamins, Linda Repetto, Jie Yao, Aaron Isaacs, Andrew R Harper, Julia Ramirez, Sophie Garnier, Stefan Van Duijvenboden, Antoine R Baldassari, Maria Pina Concas, Thuyvy Duong, Luisa Foco, Jonas L Isaksen, Hao Mei, Raymond Noordam, Casia Nursyifa, Anne Richmond, Meddly L Santolalla, Colleen M Sitlani, Negin Soroush, Sébastien Thériault, Stella Trompet, Stefanie Aeschbacher, Fariba Ahmadizar, Alvaro Alonso, Jennifer A Brody, Archie Campbell, Adolfo Correa, Dawood Darbar, Antonio De Luca, Jean-François Deleuze, Christina Ellervik, Christian Fuchsberger, Anuj Goel, Christopher Grace, Xiuqing Guo, Torben Hansen, Susan R Heckbert, Rebecca D Jackson, Jan A Kors, Maria Fernanda Lima-Costa, Allan Linneberg, Peter W Macfarlane, Alanna C Morrison, Pau Navarro, David J Porteous, Peter P Pramstaller, Alexander P Reiner, Lorenz Risch, Ulrich Schotten, Xia Shen, Gianfranco Sinagra, Elsayed Z Soliman, Monika Stoll, Eduardo Tarazona-Santos, Andrew Tinker, Katerina Trajanoska, Eric Villard, Helen R Warren, Eric A Whitsel, Kerri L Wiggins, Dan E Arking, Christy L Avery, David Conen, Giorgia Girotto, Niels Grarup, Caroline Hayward, J Wouter Jukema, Dennis O Mook-Kanamori, Morten Salling Olesen, Sandosh Padmanabhan, Bruce M Psaty, Cristian Pattaro, Antonio Luiz P Ribeiro, Jerome I Rotter, Bruno H Stricker, Pim Van Der Harst, Cornelia M Van Duijn, Niek Verweij, James G Wilson, Michele Orini, Philippe Charron, Hugh Watkins, Charles Kooperberg, Henry J Lin, James F Wilson, Jørgen K Kanters, Nona Sotoodehnia, Borbala Mifsud, Pier D Lambiase, Larisa G Tereshchenko, Patricia B Munroe

Faculty, Staff and Student Publications

The 3-dimensional spatial and 2-dimensional frontal QRS-T angles are measures derived from the vectorcardiogram. They are independent risk predictors for arrhythmia, but the underlying biology is unknown. Using multi-ancestry genome-wide association studies we identify 61 (58 previously unreported) loci for the spatial QRS-T angle (N = 118,780) and 11 for the frontal QRS-T angle (N = 159,715). Seven out of the 61 spatial QRS-T angle loci have not been reported for other electrocardiographic measures. Enrichments are observed in pathways related to cardiac and vascular development, muscle contraction, and hypertrophy. Pairwise genome-wide association studies with classical ECG traits identify shared genetic …


Student Preferences For Active Learning And Their Beliefs, Experiences, And Knowledge, Tammy Shilling, Jerome Thayer, Anneris Coria-Navia, Heather Ferguson Mar 2023

Student Preferences For Active Learning And Their Beliefs, Experiences, And Knowledge, Tammy Shilling, Jerome Thayer, Anneris Coria-Navia, Heather Ferguson

Faculty Publications

Active teaching methods are believed to facilitate higher-order thinking skills and prepare allied health students for independent clinical decision-making. This quantitative, correlational study aimed to explain the relationships between student preferences for active over traditional methods and their beliefs, the frequency and positiveness of their experiences, and the extent of knowledge they have received regarding active and traditional teaching methods. Two hundred and thirty students completed a 53-item online survey. Students were enrolled in a Doctor of Physical Therapy, Masters in Speech-language Pathology, or Bachelor of Science Nursing program in one of seventeen participating institutions across a ten-state Midwest region. …


Magnetized Chitosan Hydrogel And Silk Fibroin, Reinforced With Pva: A Novel Nanobiocomposite For Biomedical And Hyperthermia Applications, Reza Eivazzadeh-Keihan, Zeinab Pajoum, Hooman Aghamirza Moghim Aliabadi, Adibeh Mohammadi, Amir Kashtiaray, Milad Salimi Bani, Banafshe Pishva, Ali Maleki, Majid M Heravi, Mohammad Mahdavi, Elaheh Ziaei Ziabari Mar 2023

Magnetized Chitosan Hydrogel And Silk Fibroin, Reinforced With Pva: A Novel Nanobiocomposite For Biomedical And Hyperthermia Applications, Reza Eivazzadeh-Keihan, Zeinab Pajoum, Hooman Aghamirza Moghim Aliabadi, Adibeh Mohammadi, Amir Kashtiaray, Milad Salimi Bani, Banafshe Pishva, Ali Maleki, Majid M Heravi, Mohammad Mahdavi, Elaheh Ziaei Ziabari

Department of Orthopaedic Surgery Faculty Papers

Herein, a multifunctional nanobiocomposite was designed for biological application, amongst which hyperthermia cancer therapy application was specifically investigated. This nanobiocomposite was fabricated based on chitosan hydrogel (CS), silk fibroin (SF), water-soluble polymer polyvinyl alcohol (PVA) and iron oxide magnetic nanoparticles (Fe3O4 MNPs). CS and SF as natural compounds were used to improve the biocompatibility, biodegradability, adhesion and cell growth properties of the nanobiocomposite that can prepare this nanocomposite for the other biological applications such as wound healing and tissue engineering. Since the mechanical properties are very important in biological applications, PVA polymer was used to increase the …


Glut1 Is Redundant In Hypoxic And Glycolytic Nucleus Pulposus Cells Of The Intervertebral Disc, Shira N. Johnston, Elizabeth S. Silagi, Vedavathi Madhu, Duc H. Nguyen, Irving M. Shapiro, Makarand V. Risbud Mar 2023

Glut1 Is Redundant In Hypoxic And Glycolytic Nucleus Pulposus Cells Of The Intervertebral Disc, Shira N. Johnston, Elizabeth S. Silagi, Vedavathi Madhu, Duc H. Nguyen, Irving M. Shapiro, Makarand V. Risbud

Department of Orthopaedic Surgery Faculty Papers

Glycolysis is central to homeostasis of nucleus pulposus (NP) cells in the avascular intervertebral disc. Since the glucose transporter, GLUT1, is a highly enriched phenotypic marker of NP cells, we hypothesized that it is vital for the development and postnatal maintenance of the disc. Surprisingly, primary NP cells treated with 2 well-characterized GLUT1 inhibitors maintained normal rates of glycolysis and ATP production, indicating intrinsic compensatory mechanisms. We showed in vitro that NP cells mitigated GLUT1 loss by rewiring glucose import through GLUT3. Of note, we demonstrated that substrates, such as glutamine and palmitate, did not compensate for glucose restriction resulting …


March 2023: Region 10 Emerging Special Pathogen Treatment Center (Resptc) At Providence Sacred Heart Medical Center & Children’S Hospital, Providence - Special Pathogens Program Mar 2023

March 2023: Region 10 Emerging Special Pathogen Treatment Center (Resptc) At Providence Sacred Heart Medical Center & Children’S Hospital, Providence - Special Pathogens Program

Special Pathogens Newsletters

REGION 10 SPECIAL PATHOGENS NEWSLETTER


Use Of Dual Genomic Sequencing To Screen Mitochondrial Diseases In Pediatrics: A Retrospective Analysis, Teng-Hui Wu, Jing Peng, Li Yang, Yan-Hui Chen, Xiu-Lan Lu, Jiao-Tian Huang, Jie-Yu You, Wen-Xian Ou-Yang, Yue-Yu Sun, Yi-Nan Xue, Xiao Mao, Hui-Ming Yan, Rong-Na Ren, Jing Xie, Zhi-Heng Chen, Victor-Wei Zhang, Gui-Zhen Lyu, Fang He Mar 2023

Use Of Dual Genomic Sequencing To Screen Mitochondrial Diseases In Pediatrics: A Retrospective Analysis, Teng-Hui Wu, Jing Peng, Li Yang, Yan-Hui Chen, Xiu-Lan Lu, Jiao-Tian Huang, Jie-Yu You, Wen-Xian Ou-Yang, Yue-Yu Sun, Yi-Nan Xue, Xiao Mao, Hui-Ming Yan, Rong-Na Ren, Jing Xie, Zhi-Heng Chen, Victor-Wei Zhang, Gui-Zhen Lyu, Fang He

Children’s Nutrition Research Center Staff Publications

Mitochondrial diseases (MDs) were a large group multisystem disorders, attributable in part to the dual genomic control. The advent of massively sequencing has improved diagnostic rates and speed, and was increasingly being used as a first-line diagnostic test. Paediatric patients (aged <  18 years) who underwent dual genomic sequencing were enrolled in this retrospective multicentre study. We evaluated the mitochondrial disease criteria (MDC) and molecular diagnostic yield of dual genomic sequencing. Causative variants were identified in 177 out of 503 (35.2%) patients using dual genomic sequencing. Forty-six patients (9.1%) had mitochondria-related variants, including 25 patients with nuclear DNA (nDNA) variants, 15 with mitochondrial DNA (mtDNA) variants, and six with dual genomic variants (MT-ND6 and POLG; MT-ND5 and RARS2; MT-TL1 and NARS2; MT-CO2 and NDUFS1; MT-CYB and SMARCA2; and CHRNA4 and MT-CO3). Based on the MDC, 15.2% of the patients with mitochondria-related variants were classified as "unlikely to have mitochondrial disorder". Moreover, 4.5% of the patients with non-mitochondria-related variants and 1.43% with negative genetic tests, were classified as "probably having mitochondrial disorder". Dual genomic sequencing in suspected MDs provided a more comprehensive and accurate diagnosis for pediatric patients, especially for patients with dual genomic variants.


Renal Cell Carcinoma Unclassified With Medullary Phenotype In A Patient With Neurofibromatosis Type 2, Sanila Sarkar, Whitney Throckmorton, Racheal Bingham, Pavlos Msaouel, Giannicola Genovese, John Slopis, Priya Rao, Zsila Sadighi, Cynthia E Herzog Mar 2023

Renal Cell Carcinoma Unclassified With Medullary Phenotype In A Patient With Neurofibromatosis Type 2, Sanila Sarkar, Whitney Throckmorton, Racheal Bingham, Pavlos Msaouel, Giannicola Genovese, John Slopis, Priya Rao, Zsila Sadighi, Cynthia E Herzog

Faculty, Staff and Student Publications

We present, to our knowledge, the first reported case of germline neurofibromatosis Type 2 (NF2) associated with renal cell carcinoma unclassified with medullary phenotype (RCCU-MP) with somatic loss by immunohistochemistry of the SMARCB1 tumor suppressor gene located centromeric to NF2 on chromosome 22q. Our patient is a 15-year-old with germline neurofibromatosis Type 2 (NF2) confirmed by pathogenic mutation of c.-854-??46+??deletion. Her NF2 history is positive for a right optic nerve sheath meningioma, CNIII schwannoma requiring radiation therapy and post gross total resection of right frontotemporal anaplastic meningioma followed by radiation. At age 15 she developed new onset weight loss and …


Enzalutamide-Induced Signatures Revealed By Epigenetic Plasticity Using Single-Cell Multi-Omics Sequencing In Prostate Cancer, Huihui Fan, Jinze Li, Astrid M Manuel, Zhongming Zhao Mar 2023

Enzalutamide-Induced Signatures Revealed By Epigenetic Plasticity Using Single-Cell Multi-Omics Sequencing In Prostate Cancer, Huihui Fan, Jinze Li, Astrid M Manuel, Zhongming Zhao

Faculty, Staff and Student Publications

Prostate cancer is morphologically and molecularly heterogeneous, which poses obstacles for early diagnosis and treatment. Advancements in understanding the heterogeneity of prostate cancer will help navigate through these challenges and ultimately benefit patients. In this study, we integrated single-cell sequencing for transposase-accessible chromatin and whole transcriptome in prostate cancer cell lines, aiming to decode the epigenetic plasticity upon enzalutamide (ENZ) treatment. By comparing the cell populations representing early-treatment response or resistance to the initial tumor cells, we identified seven signature gene sets; they present consistent trends of chromatin closing co-occurred with down-regulated genes during early response and chromatin opening with …


Relationship Between Treatment Comorbidities And Hiv Viral Suppression Among People Who Live With Aids In Johannesburg., Nwogo Immaculata Ekeji, Tolulope A. Osoba, Hebatullah Tawfik, Mehdi Agha Mar 2023

Relationship Between Treatment Comorbidities And Hiv Viral Suppression Among People Who Live With Aids In Johannesburg., Nwogo Immaculata Ekeji, Tolulope A. Osoba, Hebatullah Tawfik, Mehdi Agha

Journal of Social, Behavioral, and Health Sciences

HIV has globally infected over 37.9 million people, of which 28.2 million (73%) are on antiretroviral treatment, and 66% of those on treatment are virally suppressed. In South Africa, however, low rate of viral suppression (47%) among people living with HIV is a major health problem that has continued to fuel HIV prevalence. A cross-sectional quantitative research design was used to investigate the relationship between treatment comorbidities and viral suppression among HIV-infected adults aged 18–49 who were diabetic, had cancer, or tuberculosis in Johannesburg. HIV Care Continuum formed the theoretical framework for this research. An existing HIV-infected patient de-identifiable dataset …


Validation Of The Alfa-1200 Model In Older Patients With Aml Treated With Intensive Chemotherapy, Hussein A Abbas, Hanxiao Sun, Sherry Pierce, Rashmi Kanagal-Shamanna, Ziyi Li, Musa Yilmaz, Gautam Borthakur, Adam J Dipippo, Elias Jabbour, Marina Konopleva, Nicholas J Short, Courtney Dinardo, Naval Daver, Farhad Ravandi, Tapan M Kadia Mar 2023

Validation Of The Alfa-1200 Model In Older Patients With Aml Treated With Intensive Chemotherapy, Hussein A Abbas, Hanxiao Sun, Sherry Pierce, Rashmi Kanagal-Shamanna, Ziyi Li, Musa Yilmaz, Gautam Borthakur, Adam J Dipippo, Elias Jabbour, Marina Konopleva, Nicholas J Short, Courtney Dinardo, Naval Daver, Farhad Ravandi, Tapan M Kadia

Faculty, Staff and Student Publications

No abstract provided.


Downregulated Klf2 In Polycythemia Vera And Essential Thrombocythemia Induces Prothrombotic Gene Expression, Jihyun Song, Soo Jin Kim, Jahnavi Gollamudi, Perumal Thiagarajan, Josef T Prchal Mar 2023

Downregulated Klf2 In Polycythemia Vera And Essential Thrombocythemia Induces Prothrombotic Gene Expression, Jihyun Song, Soo Jin Kim, Jahnavi Gollamudi, Perumal Thiagarajan, Josef T Prchal

Faculty, Staff and Students Publications

Thromboses are major causes of morbidity and mortality in polycythemia vera (PV) and essential thrombocythemia (ET) diseases associated with JAK2V617F mutation. However, the molecular mechanism(s) of increased thrombosis in PV and ET remain unknown. Kruppel-like factor 2 (KLF2) is a transcription factor that regulates expression of genes associated with inflammation and thrombosis; the absence of KLF2 in neutrophils causes thrombosis by inducing tissue factor. We studied the role of KLF2 in regulating prothrombotic gene expression in PV and ET. Neutrophils and platelets KLF2 expression in PV and ET was lower than the controls. Furthermore, in patients with thromboses, KLF2 transcripts …


Tsks Localizes To Nuage In Spermatids And Regulates Cytoplasmic Elimination During Spermiation, Keisuke Shimada, Soojin Park, Seiya Oura, Taichi Noda, Akane Morohoshi, Martin M Matzuk, Masahito Ikawa Mar 2023

Tsks Localizes To Nuage In Spermatids And Regulates Cytoplasmic Elimination During Spermiation, Keisuke Shimada, Soojin Park, Seiya Oura, Taichi Noda, Akane Morohoshi, Martin M Matzuk, Masahito Ikawa

Faculty, Staff and Students Publications

Spermatozoa have a streamlined shape to swim through the oviduct to fertilize oocytes. To become svelte spermatozoa, spermatid cytoplasm must be eliminated in several steps including sperm release, which is part of spermiation. Although this process has been well observed, the molecular mechanisms that underlie it remain unclear. In male germ cells, there are membraneless organelles called nuage, which are observed by electron microscopy in various forms of dense material. Reticulated body (RB) and chromatoid body remnant (CR) are two types of nuage in spermatids, but the functions of both are unknown. Using CRISPR/Cas9 technology, we deleted the entire coding …


Human Schistosomiasis Vaccines As Next Generation Control Tools, Peter J Hotez, Maria Elena Bottazzi Mar 2023

Human Schistosomiasis Vaccines As Next Generation Control Tools, Peter J Hotez, Maria Elena Bottazzi

Faculty, Staff and Students Publications

No abstract provided.


Shedding Light On Mechanisms Of Myocarditis With Covid-19 Mrna Vaccines, Biykem Bozkurt Mar 2023

Shedding Light On Mechanisms Of Myocarditis With Covid-19 Mrna Vaccines, Biykem Bozkurt

Faculty, Staff and Students Publications

No abstract provided.


Acute Acat1/Soat1 Blockade Increases Mam Cholesterol And Strengthens Er-Mitochondria Connectivity., Taylor C Harned, Radu V Stan, Ze Cao, Rajarshi Chakrabarti, Henry N Higgs, Catherine C Y Chang, Ta Yuan Chang Mar 2023

Acute Acat1/Soat1 Blockade Increases Mam Cholesterol And Strengthens Er-Mitochondria Connectivity., Taylor C Harned, Radu V Stan, Ze Cao, Rajarshi Chakrabarti, Henry N Higgs, Catherine C Y Chang, Ta Yuan Chang

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

Cholesterol is a key component of all mammalian cell membranes. Disruptions in cholesterol metabolism have been observed in the context of various diseases, including neurodegenerative disorders such as Alzheimer's disease (AD). The genetic and pharmacological blockade of acyl-CoA:cholesterol acyltransferase 1/sterol O-acyltransferase 1 (ACAT1/SOAT1), a cholesterol storage enzyme found on the endoplasmic reticulum (ER) and enriched at the mitochondria-associated ER membrane (MAM), has been shown to reduce amyloid pathology and rescue cognitive deficits in mouse models of AD. Additionally, blocking ACAT1/SOAT1 activity stimulates autophagy and lysosomal biogenesis; however, the exact molecular connection between the ACAT1/SOAT1 blockade and these observed benefits remain …


Hypermitotic Meningiomas Harbor Dna Methylation Subgroups With Distinct Biological And Clinical Features, Abrar Choudhury, William C Chen, Calixto-Hope G Lucas, James C Bayley, Akdes S Harmanci, Sybren L N Maas, Sandro Santagata, Tiemo Klisch, Arie Perry, Wenya Linda Bi, Felix Sahm, Akash J Patel, Stephen T Magill, David R Raleigh Mar 2023

Hypermitotic Meningiomas Harbor Dna Methylation Subgroups With Distinct Biological And Clinical Features, Abrar Choudhury, William C Chen, Calixto-Hope G Lucas, James C Bayley, Akdes S Harmanci, Sybren L N Maas, Sandro Santagata, Tiemo Klisch, Arie Perry, Wenya Linda Bi, Felix Sahm, Akash J Patel, Stephen T Magill, David R Raleigh

Faculty, Staff and Students Publications

BACKGROUND: Meningiomas, the most common primary intracranial tumors, can be separated into 3 DNA methylation groups with distinct biological drivers, clinical outcomes, and therapeutic vulnerabilities. Alternative meningioma grouping schemes using copy number variants, gene expression profiles, somatic short variants, or integrated molecular models have been proposed. These data suggest meningioma DNA methylation groups may harbor subgroups unifying contrasting theories of meningioma biology.

METHODS: A total of 565 meningioma DNA methylation profiles from patients with comprehensive clinical follow-up at independent discovery (n = 200) or validation (n = 365) institutions were reanalyzed and classified into Merlin-intact, Immune-enriched, or Hypermitotic DNA methylation …


In Vivo Functional Characterization Of Egfr Variants Identifies Novel Drivers Of Glioblastoma, Kwanha Yu, Kathleen Kong, Brittney Lozzi, Estefania Luna-Figueroa, Alexis Cervantes, Rachel Curry, Carrie A Mohila, Ganesh Rao, Ali Jalali, Gordon B Mills, Kenneth L Scott, Benjamin Deneen Mar 2023

In Vivo Functional Characterization Of Egfr Variants Identifies Novel Drivers Of Glioblastoma, Kwanha Yu, Kathleen Kong, Brittney Lozzi, Estefania Luna-Figueroa, Alexis Cervantes, Rachel Curry, Carrie A Mohila, Ganesh Rao, Ali Jalali, Gordon B Mills, Kenneth L Scott, Benjamin Deneen

Faculty, Staff and Students Publications

BACKGROUND: Glioblastoma is the most common and aggressive primary brain tumor. Large-scale sequencing initiatives have cataloged its mutational landscape in hopes of elucidating mechanisms driving this deadly disease. However, a major bottleneck in harnessing this data for new therapies is deciphering "driver" and "passenger" events amongst the vast volume of information.

METHODS: We utilized an autochthonous, in vivo screening approach to identify driver, EGFR variants. RNA-Seq identified unique molecular signatures of mouse gliomas across these variants, which only differ by a single amino acid change. In particular, we identified alterations to lipid metabolism, which we further validated through an unbiased …


The Thin Line Between Conventional Dendritic Cells (Cdcs) And Group 3 Innate Lymphoid Cells (Ilc3s) In The Gut, Alina Ulezko Antonova, José Luís Fachi, Susan Gilfillan, Marco Colonna Mar 2023

The Thin Line Between Conventional Dendritic Cells (Cdcs) And Group 3 Innate Lymphoid Cells (Ilc3s) In The Gut, Alina Ulezko Antonova, José Luís Fachi, Susan Gilfillan, Marco Colonna

2020-Current year OA Pubs

Dendritic cells (DCs) express major histocompatibility complex class II (MHC-II) and are best known for proficiently presenting antigens to T cells, thereby eliciting specific adaptive T cell responses. Moreover, conventional DCs (cDCs) are specifically adept at handling intestinal antigens. Relatively recent discoveries and investigations have proven the existence of a new group of innate lymphocytes that reside in tissues like the intestine. They lack specific antigen receptors and can express MHC-II. These group 3 innate lymphoid cells (ILC3s) comprise a subset of heterogeneous innate lymphocytes that mirror the phenotype and functions of T-helper cells and act in the first line …


Noninvasive Electromyometrial Imaging Of Human Uterine Maturation During Term Labor, Hui Wang, Zichao Wen, Wenjie Wu, Zhexian Sun, Zulfia Kisrieva-Ware, Yiqi Lin, Sicheng Wang, Hansong Gao, Haonan Xu, Peinan Zhao, Qing Wang, Alan L Schwartz, Phillip Cuculich, Yong Wang, Et Al. Mar 2023

Noninvasive Electromyometrial Imaging Of Human Uterine Maturation During Term Labor, Hui Wang, Zichao Wen, Wenjie Wu, Zhexian Sun, Zulfia Kisrieva-Ware, Yiqi Lin, Sicheng Wang, Hansong Gao, Haonan Xu, Peinan Zhao, Qing Wang, Alan L Schwartz, Phillip Cuculich, Yong Wang, Et Al.

2020-Current year OA Pubs

Electromyometrial imaging (EMMI) was recently developed to image the three-dimensional (3D) uterine electrical activation during contractions noninvasively and accurately in sheep. Herein we describe the development and application of a human EMMI system to image and evaluate 3D uterine electrical activation patterns at high spatial and temporal resolution during human term labor. We demonstrate the successful integration of the human EMMI system during subjects' clinical visits to generate noninvasively the uterine surface electrical potential maps, electrograms, and activation sequence through an inverse solution using up to 192 electrodes distributed around the abdomen surface. Quantitative indices, including the uterine activation curve, …


Innovative Research Framework For Strengthening Health Care And Public Health Engagement In Neighborhood Change As A Social Determinant Of Health, Christopher Williams, Nathaniel Woodard, Charlene Chao-Li Kuo Mar 2023

Innovative Research Framework For Strengthening Health Care And Public Health Engagement In Neighborhood Change As A Social Determinant Of Health, Christopher Williams, Nathaniel Woodard, Charlene Chao-Li Kuo

Advances in Clinical Medical Research and Healthcare Delivery

Background

Neighborhood change is a social determinant of health (SDOH) that has been associated with adverse health and increased health care utilization. The number of cities and neighborhoods undergoing intense gentrification, defined as an influx of wealthy populations into a working-class neighborhood, is not highly numerous. Public health and health systems are increasingly engaged with SDOH in community-level interventions. Pathways to study and affect NC-related health impacts are limited. This unfunded study provides a research framework to address concerns about financial investment, identifying population health needs, and community stakeholder engagement.

Methods

The authors conducted a cross-sectional pilot study in a …


Review Of Orthoplastic Techniques For Lower Extremity Reconstruction: Part One, Benjamin Heddy, Brady Webb Mar 2023

Review Of Orthoplastic Techniques For Lower Extremity Reconstruction: Part One, Benjamin Heddy, Brady Webb

Advances in Clinical Medical Research and Healthcare Delivery

Orthoplastic techniques are effective tools for limb salvage in the lower extremity. In order to apply proper techniques successfully, a surgeon must be aware of all the different types of flaps available. Proper pre-operative evaluation and patient selection are also important factors. The following review covers six papers that give surgeons a strong foundation in the anatomical basis and surgical technique of intrinsic muscle flaps and other fasciocutaneous or adipofascial flaps of the foot. These flaps, along with split thickness skin grafts, external fixation, and dermal regenerative templates, quickly close soft tissue deficits in the foot and ankle that often …