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Articles 12571 - 12600 of 18741

Full-Text Articles in Medical Specialties

Conjugation's Toolkit: The Roles Of Nonstructural Proteins In Bacterial Sex, Matthew B Cooke, Christophe Herman Mar 2023

Conjugation's Toolkit: The Roles Of Nonstructural Proteins In Bacterial Sex, Matthew B Cooke, Christophe Herman

Faculty, Staff and Students Publications

Bacterial conjugation, a form of horizontal gene transfer, relies on a type 4 secretion system (T4SS) and a set of nonstructural genes that are closely linked. These nonstructural genes aid in the mobile lifestyle of conjugative elements but are not part of the T4SS apparatus for conjugative transfer, such as the membrane pore and relaxosome, or the plasmid maintenance and replication machineries. While these nonstructural genes are not essential for conjugation, they assist in core conjugative functions and mitigate the cellular burden on the host. This review compiles and categorizes known functions of nonstructural genes by the stage of conjugation …


Pd-L1 + Macrophages Are Associated With Favorable Features In Primary Mediastinal (Thymic) Large B-Cell Lymphoma, Raphael E Steiner, Edwin R Parra, Francisco Vega, Lei Feng, Jason R Westin, Sattva S Neelapu, Paolo Strati, Michael R Green, Christopher R Flowers, Luisa M Solis, Ignacio I Wistuba, Sairah Ahmed, Ranjit Nair, Fredrick B Hagemeister, Mansoor Noorani, Mario L Marques-Piubelli Mar 2023

Pd-L1 + Macrophages Are Associated With Favorable Features In Primary Mediastinal (Thymic) Large B-Cell Lymphoma, Raphael E Steiner, Edwin R Parra, Francisco Vega, Lei Feng, Jason R Westin, Sattva S Neelapu, Paolo Strati, Michael R Green, Christopher R Flowers, Luisa M Solis, Ignacio I Wistuba, Sairah Ahmed, Ranjit Nair, Fredrick B Hagemeister, Mansoor Noorani, Mario L Marques-Piubelli

Faculty, Staff and Student Publications

Primary mediastinal (thymic) large B-cell lymphoma (PMBCL) is a rare, aggressive subtype of non-Hodgkin lymphoma and has a complex inflammatory microenvironment. Although most patients can be cured with standard-of-care immunochemotherapy, patients who have disease relapse have an unfavorable prognosis. Pre-treatment prognostic biomarkers in PMBCL are needed. In this retrospective study, we analyzed the clinical features and outcomes of PMBCL patients and their association with immune cell subpopulations identified by multiplex immunofluorescence at initial diagnosis. Two different antibody panels were used to assess macrophages in tissue biopsy specimens collected before the initiation of induction therapy. Twelve PMBCL patients, including five patients …


Rhodium‐Catalyzed Asymmetric Arylation Of Cyclobutenone Ketals, David Egea-Arrebola, F Wieland Goetzke, Stephen P Fletcher Mar 2023

Rhodium‐Catalyzed Asymmetric Arylation Of Cyclobutenone Ketals, David Egea-Arrebola, F Wieland Goetzke, Stephen P Fletcher

Faculty, Staff and Student Publications

Complex cyclobutanes are important motifs in both bioactive molecules and natural products, yet their enantioselective preparation has not been widely explored. In this work, we describe rhodium-catalyzed enantioselective additions of aryl and vinyl boronic acids to cyclobutenone ketals. This transformation involves enantioselective carbometalation to give cyclobutyl-rhodium intermediates, followed by β-oxygen elimination to afford enantioenriched enol ethers. Overall, this addition serves as a surrogate for Rh-catalyzed 1,4-additions to cyclobutenone.


Scurvy, Abnormal Mri, And Gelatinous Bone Marrow In An Adolescent With Avoidant Restrictive Food Intake Disorder, Ginny Claire Kim, Asha M Davidson, Rebecca M Beyda, Mona A Eissa Mar 2023

Scurvy, Abnormal Mri, And Gelatinous Bone Marrow In An Adolescent With Avoidant Restrictive Food Intake Disorder, Ginny Claire Kim, Asha M Davidson, Rebecca M Beyda, Mona A Eissa

Faculty, Staff and Student Publications

BACKGROUND: Although medical literature describes pediatric scurvy as "rare", a growing number of case reports suggests otherwise. Patients often undergo costly and unnecessary workup due to unfamiliarity with the presentation of scurvy. This case report further supports the small yet growing literature documenting scurvy and its manifestations in patients with eating disorders.

CASE PRESENTATION: A 15-year-old female presented to the emergency department with bilateral knee and ankle swelling and pain in the setting of chronic lower limb rash and BMI of 16.3. For years, she had restricted her diet to carbohydrates. Exam showed perifollicular petechial hemorrhagic rash with corkscrew hairs, …


Dna Damage Response-Related Proteins Are Prognostic For Outcome In Both Adult And Pediatric Acute Myelogenous Leukemia Patients: Samples From Adults And From Children Enrolled In A Children's Oncology Group Study, Stefan E Hubner, Eduardo S De Camargo Magalhães, Fieke W Hoff, Brandon D Brown, Yihua Qiu, Terzah M Horton, Steven M Kornblau Mar 2023

Dna Damage Response-Related Proteins Are Prognostic For Outcome In Both Adult And Pediatric Acute Myelogenous Leukemia Patients: Samples From Adults And From Children Enrolled In A Children's Oncology Group Study, Stefan E Hubner, Eduardo S De Camargo Magalhães, Fieke W Hoff, Brandon D Brown, Yihua Qiu, Terzah M Horton, Steven M Kornblau

Faculty, Staff and Student Publications

The survival of malignant leukemic cells is dependent on DNA damage repair (DDR) signaling. Reverse Phase Protein Array (RPPA) data sets were assembled using diagnostic samples from 810 adult and 500 pediatric acute myelogenous leukemia (AML) patients and were probed with 412 and 296 strictly validated antibodies, respectively, including those detecting the expression of proteins directly involved in DDR. Unbiased hierarchical clustering identified strong recurrent DDR protein expression patterns in both adult and pediatric AML. Globally, DDR expression was associated with gene mutational statuses and was prognostic for outcomes including overall survival (OS), relapse rate, and remission duration (RD). In …


Multicenter Phase Ii Trial Of The Wee1 Inhibitor Adavosertib In Refractory Solid Tumors Harboring, Siqing Fu, Shuyang Yao, Yuan Yuan, Rebecca A Previs, Anthony D Elias, Richard D Carvajal, Thomas J George, Ying Yuan, Lihou Yu, Shannon N Westin, Yan Xing, Ecaterina E Dumbrava, Daniel D Karp, Sarina A Piha-Paul, Apostolia M Tsimberidou, Jordi Rodon Ahnert, Naoko Takebe, Karen Lu, Khandan Keyomarsi, Funda Meric-Bernstam Mar 2023

Multicenter Phase Ii Trial Of The Wee1 Inhibitor Adavosertib In Refractory Solid Tumors Harboring, Siqing Fu, Shuyang Yao, Yuan Yuan, Rebecca A Previs, Anthony D Elias, Richard D Carvajal, Thomas J George, Ying Yuan, Lihou Yu, Shannon N Westin, Yan Xing, Ecaterina E Dumbrava, Daniel D Karp, Sarina A Piha-Paul, Apostolia M Tsimberidou, Jordi Rodon Ahnert, Naoko Takebe, Karen Lu, Khandan Keyomarsi, Funda Meric-Bernstam

Faculty, Staff and Student Publications

PURPOSE: Preclinical cancer models harboring

PATIENTS AND METHODS: Patients aged ≥ 18 years with measurable disease and refractory solid tumors harboring

RESULTS: Thirty patients were enrolled. The median follow-up duration was 9.9 months. Eight patients had partial responses (PRs), and three had stable disease (SD) ≥ 6 months, with an ORR of 27% (95% CI, 12 to 46), a SD ≥ 6 months/PR rate of 37% (95% CI, 20 to 56), a median progression-free survival duration of 4.1 months (95% CI, 1.8 to 6.4), and a median overall survival duration of 9.9 months (95% CI, 4.8 to 15). Fourteen patients …


A First-In-Human Phase I Study Of Milademetan, An Mdm2 Inhibitor, In Patients With Advanced Liposarcoma, Solid Tumors, Or Lymphomas, Mrinal M Gounder, Todd M Bauer, Gary K Schwartz, Amy M Weise, Patricia Lorusso, Prasanna Kumar, Ben Tao, Ying Hong, Parul Patel, Yasong Lu, Arnaud Lesegretain, Vijaya G Tirunagaru, Feng Xu, Robert C Doebele, David S Hong Mar 2023

A First-In-Human Phase I Study Of Milademetan, An Mdm2 Inhibitor, In Patients With Advanced Liposarcoma, Solid Tumors, Or Lymphomas, Mrinal M Gounder, Todd M Bauer, Gary K Schwartz, Amy M Weise, Patricia Lorusso, Prasanna Kumar, Ben Tao, Ying Hong, Parul Patel, Yasong Lu, Arnaud Lesegretain, Vijaya G Tirunagaru, Feng Xu, Robert C Doebele, David S Hong

Faculty, Staff and Student Publications

Purpose: This study evaluated the safety, pharmacokinetics, pharmacodynamics, and preliminary efficacy of milademetan, a small-molecule murine double minute-2 (MDM2) inhibitor, in patients with advanced cancers.

Patients and methods: In this first-in-human phase I study, patients with advanced solid tumors or lymphomas received milademetan orally once daily as extended/continuous (days 1-21 or 1-28 every 28 days) or intermittent (days 1-7, or days 1-3 and 15-17 every 28 days) schedules. The primary objective was to determine the recommended phase II dose and schedule. Secondary objectives included tumor response according to standard evaluation criteria. Predefined analyses by tumor type were performed. Safety and …


Author Correction: Repeated Out-Of-Africa Expansions Of Helicobacter Pylori Driven By Replacement Of Deleterious Mutations, Harry A Thorpe, Elise Tourrette, Koji Yahara, Filipa F Vale, Siqi Liu, Mónica Oleastro, Teresa Alarcon, Tsachi-Tsadok Perets, Saeid Latifi-Navid, Yoshio Yamaoka, Beatriz Martinez-Gonzalez, Ioannis Karayiannis, Timokratis Karamitros, Dionyssios N Sgouras, Wael Elamin, Ben Pascoe, Samuel K Sheppard, Jukka Ronkainen, Pertti Aro, Lars Engstrand, Lars Agreus, Sebastian Suerbaum, Kaisa Thorell, Daniel Falush Mar 2023

Author Correction: Repeated Out-Of-Africa Expansions Of Helicobacter Pylori Driven By Replacement Of Deleterious Mutations, Harry A Thorpe, Elise Tourrette, Koji Yahara, Filipa F Vale, Siqi Liu, Mónica Oleastro, Teresa Alarcon, Tsachi-Tsadok Perets, Saeid Latifi-Navid, Yoshio Yamaoka, Beatriz Martinez-Gonzalez, Ioannis Karayiannis, Timokratis Karamitros, Dionyssios N Sgouras, Wael Elamin, Ben Pascoe, Samuel K Sheppard, Jukka Ronkainen, Pertti Aro, Lars Engstrand, Lars Agreus, Sebastian Suerbaum, Kaisa Thorell, Daniel Falush

Faculty, Staff and Students Publications

No abstract provided.


Ad-Syn-Net: Systematic Identification Of Alzheimer's Disease-Associated Mutation And Co-Mutation Vulnerabilities Via Deep Learning, Xingxin Pan, Zeynep H Coban Akdemir, Ruixuan Gao, Xiaoqian Jiang, Gloria M Sheynkman, Erxi Wu, Jason H Huang, Nidhi Sahni, S Stephen Yi Mar 2023

Ad-Syn-Net: Systematic Identification Of Alzheimer's Disease-Associated Mutation And Co-Mutation Vulnerabilities Via Deep Learning, Xingxin Pan, Zeynep H Coban Akdemir, Ruixuan Gao, Xiaoqian Jiang, Gloria M Sheynkman, Erxi Wu, Jason H Huang, Nidhi Sahni, S Stephen Yi

Faculty, Staff and Student Publications

Alzheimer's disease (AD) is one of the most challenging neurodegenerative diseases because of its complicated and progressive mechanisms, and multiple risk factors. Increasing research evidence demonstrates that genetics may be a key factor responsible for the occurrence of the disease. Although previous reports identified quite a few AD-associated genes, they were mostly limited owing to patient sample size and selection bias. There is a lack of comprehensive research aimed to identify AD-associated risk mutations systematically. to address this challenge, we hereby construct a large-scale AD mutation and co-mutation framework ('AD-Syn-Net'), and propose deep learning models named Deep-SMCI and Deep-CMCI configured …


Cognitive Sparing In Proton Versus Photon Radiotherapy For Pediatric Brain Tumor Is Associated With White Matter Integrity: An Exploratory Study, Lisa E Mash, Lisa S Kahalley, Kimberly P Raghubar, Naomi J Goodrich-Hunsaker, Tracy J Abildskov, Luz A De Leon, Marianne Macleod, Heather Stancel, Kelley Parsons, Brian Biekman, Nilesh K Desai, David R Grosshans, Arnold C Paulino, Zili D Chu, William E Whitehead, Mehmet Fatih Okcu, Murali Chintagumpala, Elisabeth A Wilde Mar 2023

Cognitive Sparing In Proton Versus Photon Radiotherapy For Pediatric Brain Tumor Is Associated With White Matter Integrity: An Exploratory Study, Lisa E Mash, Lisa S Kahalley, Kimberly P Raghubar, Naomi J Goodrich-Hunsaker, Tracy J Abildskov, Luz A De Leon, Marianne Macleod, Heather Stancel, Kelley Parsons, Brian Biekman, Nilesh K Desai, David R Grosshans, Arnold C Paulino, Zili D Chu, William E Whitehead, Mehmet Fatih Okcu, Murali Chintagumpala, Elisabeth A Wilde

Faculty, Staff and Student Publications

Radiotherapy for pediatric brain tumors is associated with reduced white matter structural integrity and neurocognitive decline. Superior cognitive outcomes have been reported following proton radiotherapy (PRT) compared to photon radiotherapy (XRT), presumably due to improved sparing of normal brain tissue. This exploratory study examined the relationship between white matter change and late cognitive effects in pediatric brain tumor survivors treated with XRT versus PRT. Pediatric brain tumor survivors treated with XRT (


Confronting The Evolution And Expansion Of Anti-Vaccine Activism In The Usa In The Covid-19 Era, Richard M Carpiano, Timothy Callaghan, Renee Diresta, Noel T Brewer, Chelsea Clinton, Alison P Galvani, Rekha Lakshmanan, Wendy E Parmet, Saad B Omer, Alison M Buttenheim, Regina M Benjamin, Arthur Caplan, Jad A Elharake, Lisa C Flowers, Yvonne A Maldonado, Michelle M Mello, Douglas J Opel, Daniel A Salmon, Jason L Schwartz, Joshua M Sharfstein, Peter J Hotez Mar 2023

Confronting The Evolution And Expansion Of Anti-Vaccine Activism In The Usa In The Covid-19 Era, Richard M Carpiano, Timothy Callaghan, Renee Diresta, Noel T Brewer, Chelsea Clinton, Alison P Galvani, Rekha Lakshmanan, Wendy E Parmet, Saad B Omer, Alison M Buttenheim, Regina M Benjamin, Arthur Caplan, Jad A Elharake, Lisa C Flowers, Yvonne A Maldonado, Michelle M Mello, Douglas J Opel, Daniel A Salmon, Jason L Schwartz, Joshua M Sharfstein, Peter J Hotez

Faculty, Staff and Students Publications

No abstract provided.


Endogenous But Not Sensory-Driven Activity Controls Migration, Morphogenesis And Survival Of Adult-Born Juxtaglomerular Neurons In The Mouse Olfactory Bulb, Kaizhen Li, Katherine Figarella, Xin Su, Yury Kovalchuk, Jessika Gorzolka, Jonas J Neher, Nima Mojtahedi, Nicolas Casadei, Ulrike B S Hedrich, Olga Garaschuk Mar 2023

Endogenous But Not Sensory-Driven Activity Controls Migration, Morphogenesis And Survival Of Adult-Born Juxtaglomerular Neurons In The Mouse Olfactory Bulb, Kaizhen Li, Katherine Figarella, Xin Su, Yury Kovalchuk, Jessika Gorzolka, Jonas J Neher, Nima Mojtahedi, Nicolas Casadei, Ulrike B S Hedrich, Olga Garaschuk

Faculty, Staff and Student Publications

The development and survival of adult-born neurons are believed to be driven by sensory signaling. Here, in vivo analyses of motility, morphology and Ca2+ signaling, as well as transcriptome analyses of adult-born juxtaglomerular cells with reduced endogenous excitability (via cell-specific overexpression of either Kv1.2 or Kir2.1 K+ channels), revealed a pronounced impairment of migration, morphogenesis, survival, and functional integration of these cells into the mouse olfactory bulb, accompanied by a reduction in cytosolic Ca2+ fluctuations, phosphorylation of CREB and pCREB-mediated gene expression. Moreover, K+ channel overexpression strongly downregulated genes involved in neuronal migration, differentiation, and morphogenesis …


The Association Between Medication Use In Older Women With Early-Stage Operable Primary Breast Cancer And Decision Regarding Primary Treatment, Natalie Tse, Ruth M Parks, Holly M Holmes, Kwok-Leung Cheung Mar 2023

The Association Between Medication Use In Older Women With Early-Stage Operable Primary Breast Cancer And Decision Regarding Primary Treatment, Natalie Tse, Ruth M Parks, Holly M Holmes, Kwok-Leung Cheung

Faculty, Staff and Student Publications

Background: Polypharmacy is one factor contributing to increased mortality, hospitalization, and adverse drug reactions in older adults. The aim of this study was to measure the prevalence of polypharmacy in a cohort of older women with early-stage operable primary breast cancer and the relationship of polypharmacy to primary treatment decision and functional status.

Methods: A total of 139 patients with a new diagnosis of early-stage operable primary breast cancer proven histologically were recruited as part of a prospective study. The average age was 77 years. Assessment using a cancer-specific Comprehensive Geriatric Assessment (CGA) tool was conducted within 6 weeks of …


Protocols For Single-Cell Rna-Seq And Spatial Gene Expression Integration And Interactive Visualization, Surbhi Sona, Matthew Bradley, Angela H Ting Mar 2023

Protocols For Single-Cell Rna-Seq And Spatial Gene Expression Integration And Interactive Visualization, Surbhi Sona, Matthew Bradley, Angela H Ting

Faculty, Staff and Student Publications

There is a wealth of software that utilizes single-cell RNA-seq (scRNA-seq) data to deconvolve spatial transcriptomic spots, which currently are not yet at single-cell resolution. Here we provide protocols for implementing Seurat and Giotto packages to elucidate cell-type distribution in our example human ureter scRNA-seq dataset. We also describe how to create a stand-alone interactive web application using Seurat libraries to visualize and share our results. For complete details on the use and execution of this protocol, please refer to Fink et al. (2022).


A Mast Cell-Thermoregulatory Neuron Circuit Axis Regulates Hypothermia In Anaphylaxis, Chunjing Bao, Ouyang Chen, Huaxin Sheng, Jeffrey Zhang, Yikai Luo, Byron W Hayes, Han Liang, Wolfgang Liedtke, Ru-Rong Ji, Soman N Abraham Mar 2023

A Mast Cell-Thermoregulatory Neuron Circuit Axis Regulates Hypothermia In Anaphylaxis, Chunjing Bao, Ouyang Chen, Huaxin Sheng, Jeffrey Zhang, Yikai Luo, Byron W Hayes, Han Liang, Wolfgang Liedtke, Ru-Rong Ji, Soman N Abraham

Faculty, Staff and Student Publications

IgE-mediated anaphylaxis is an acute life-threatening systemic reaction to allergens, including certain foods and venoms. Anaphylaxis is triggered when blood-borne allergens activate IgE-bound perivascular mast cells (MCs) throughout the body, causing an extensive systemic release of MC mediators. Through precipitating vasodilatation and vascular leakage, these mediators are believed to trigger a sharp drop in blood pressure in humans and in core body temperature in animals. We report that the IgE/MC-mediated drop in body temperature in mice associated with anaphylaxis also requires the body's thermoregulatory neural circuit. This circuit is activated when granule-borne chymase from MCs is deposited on proximal TRPV1+ …


Comparison Of Four Clinical Prognostic Scores In Patients With Advanced Gastric And Esophageal Cancer, Lucy X Ma, Osvaldo Espin-Garcia, Yvonne Bach, Hiroko Aoyama, Michael J Allen, Xin Wang, Gail E Darling, Jonathan Yeung, Carol J Swallow, Savtaj Brar, Patrick Veit-Haibach, Sangeetha Kalimuthu, Rebecca Wong, Eric X Chen, Grainne M O'Kane, Raymond W Jang, Elena Elimova Mar 2023

Comparison Of Four Clinical Prognostic Scores In Patients With Advanced Gastric And Esophageal Cancer, Lucy X Ma, Osvaldo Espin-Garcia, Yvonne Bach, Hiroko Aoyama, Michael J Allen, Xin Wang, Gail E Darling, Jonathan Yeung, Carol J Swallow, Savtaj Brar, Patrick Veit-Haibach, Sangeetha Kalimuthu, Rebecca Wong, Eric X Chen, Grainne M O'Kane, Raymond W Jang, Elena Elimova

Faculty, Staff and Student Publications

Background: Prognostic scores that can identify patients at risk for early death are needed to aid treatment decision-making and patient selection for clinical trials. We compared the accuracy of four scores to predict early death (within 90 days) and overall survival (OS) in patients with metastatic gastric and esophageal (GE) cancer.

Methods: Advanced GE cancer patients receiving first-line systemic therapy were included. Prognostic risks were calculated using: Royal Marsden Hospital (RMH), MD Anderson Cancer Centre (MDACC), Gustave Roussy Immune (GRIm-Score), and MD Anderson Immune Checkpoint Inhibitor (MDA-ICI) scores. Overall survival (OS) was estimated using the Kaplan-Meier method. Cox proportional hazards …


A Differentiation Roadmap Of Murine Placentation At Single-Cell Resolution, Xiangxiang Jiang, Yue Wang, Zhenyu Xiao, Long Yan, Shanshan Guo, Yiming Wang, Hao Wu, Xuehan Zhao, Xiaoyin Lu, Hongmei Wang Mar 2023

A Differentiation Roadmap Of Murine Placentation At Single-Cell Resolution, Xiangxiang Jiang, Yue Wang, Zhenyu Xiao, Long Yan, Shanshan Guo, Yiming Wang, Hao Wu, Xuehan Zhao, Xiaoyin Lu, Hongmei Wang

Faculty, Staff and Student Publications

The placenta is one of the most important yet least understood organs. Due to the limitations of conventional research approaches, we are still far from a comprehensive understanding of mouse placentation, especially regarding the differentiation of trophoblast lineages at the early developmental stage. To decipher cell compositions and developmental processes, we systematically profile the single-cell transcriptomes of trophoblast cells from extraembryonic tissues (embryonic day 7.5 (E7.5) and E8.5) and placentae (E9.5-E14.5) at one-day intervals. We identify distinct trophoblast cell types during mouse placentation, including unreported progenitor cells and intermediate precursor cells. An updated differentiation roadmap of mouse trophoblast lineages is …


Ferroptosis Hijacking By Mycobacterium Tuberculosis, Boyi Gan Mar 2023

Ferroptosis Hijacking By Mycobacterium Tuberculosis, Boyi Gan

Faculty, Staff and Student Publications

A recent study from Nature Communications reveals that Mycobacterium tuberculosis can hijack epigenetic machinery in host cells and induce host cell ferroptosis, which promotes pathogen pathogenicity and spread. These findings also suggest new therapeutic strategies to treat tuberculosis.


Hervs And Cancer-A Comprehensive Review Of The Relationship Of Human Endogenous Retroviruses And Human Cancers, Erik Stricker, Erin C Peckham-Gregory, Michael E Scheurer Mar 2023

Hervs And Cancer-A Comprehensive Review Of The Relationship Of Human Endogenous Retroviruses And Human Cancers, Erik Stricker, Erin C Peckham-Gregory, Michael E Scheurer

Center for Medical Ethics and Health Policy Staff Publications

Genomic instability and genetic mutations can lead to exhibition of several cancer hallmarks in affected cells such as sustained proliferative signaling, evasion of growth suppression, activated invasion, deregulation of cellular energetics, and avoidance of immune destruction. Similar biological changes have been observed to be a result of pathogenic viruses and, in some cases, have been linked to virus-induced cancers. Human endogenous retroviruses (HERVs), once external pathogens, now occupy more than 8% of the human genome, representing the merge of genomic and external factors. In this review, we outline all reported effects of HERVs on cancer development and discuss the HERV …


Comparison Of Efficacy And Inflammatory Response To Thermoconjunctivoplasty Performed With Cautery Or Pulsed 1460 Nm Laser, Rodrigo Guimaraes De Souza, David Huang, Scott Prahl, Lauren Nakhleh, Stephen C Pflugfelder Mar 2023

Comparison Of Efficacy And Inflammatory Response To Thermoconjunctivoplasty Performed With Cautery Or Pulsed 1460 Nm Laser, Rodrigo Guimaraes De Souza, David Huang, Scott Prahl, Lauren Nakhleh, Stephen C Pflugfelder

Faculty, Staff and Students Publications

Conjunctivochalasis is a degenerative condition of the conjunctiva that disrupts tear distribution and causes irritation. Thermoreduction of the redundant conjunctiva is required if symptoms are not relieved with medical therapy. Near-infrared laser treatment is a more controlled method to shrink the conjunctiva than thermocautery. This study compared tissue shrinkage, histology, and postoperative inflammation in thermoconjunctivoplasty performed on the mouse conjunctiva using either thermocautery or pulsed 1460 nm near-infrared laser irradiation. Three sets of experiments were performed on female C57BL/6J mice (


Cyanobacteria And Algal-Based Biological Life Support System (Blss) And Planetary Surface Atmospheric Revitalizing Bioreactor Brief Concept Review, Ryan Keller, Karthik Goli, William Porter, Aly Alrabaa, Jeffrey A Jones Mar 2023

Cyanobacteria And Algal-Based Biological Life Support System (Blss) And Planetary Surface Atmospheric Revitalizing Bioreactor Brief Concept Review, Ryan Keller, Karthik Goli, William Porter, Aly Alrabaa, Jeffrey A Jones

Faculty, Staff and Students Publications

Exploring austere environments required a reimagining of resource acquisition and utilization. Cyanobacterial in situ resources utilization (ISRU) and biological life support system (BLSS) bioreactors have been proposed to allow crewed space missions to extend beyond the temporal boundaries that current vehicle mass capacities allow. Many cyanobacteria and other microscopic organisms evolved during a period of Earth's history that was marked by very harsh conditions, requiring robust biochemical systems to ensure survival. Some species work wonderfully in a bioweathering capacity (siderophilic), and others are widely used for their nutritional power (non-siderophilic). Playing to each of their strengths and having them grow …


Random Forest Model Reveals The Interaction Between N6-Methyladenosine Modifications And Rna-Binding Proteins, Wei Hong, Yanding Zhao, Yi-Lan Weng, Chao Cheng Mar 2023

Random Forest Model Reveals The Interaction Between N6-Methyladenosine Modifications And Rna-Binding Proteins, Wei Hong, Yanding Zhao, Yi-Lan Weng, Chao Cheng

Faculty, Staff and Students Publications

RNA-binding proteins (RBPs) have critical roles in N6-methyladenosine (m6A) modification process. We designed a Random Forest (RF) model to systematically analyze the interaction among RBPs and m6A modifications by integrating the binding signals from hundreds of RBPs. Accurate prediction of m6A sites demonstrated significant connections between RBP bindings and m6A modifications. The relative importance of different RBPs from the model provided a quantitative metric to evaluate their interactions with m6A modifications. Redundancy analysis showed that several RBPs may have similar binding patterns with m6A sites. The RF model exhibited fairly high prediction accuracy across cell lines, suggesting a conservative RBP …


Comparative Evaluation Of The Effect Of Calcium Silicate And Epoxy Resinbased Root Canal Sealers On Postoperative Pain In Patients With Primary Endodontic Lesion: A Randomized Clinical Study, Kaur Supreet, Karkala Venkappa Kishan, Nimisha Chinmay Shah, Ruchi Shah, Manan G Shroff, Shreya Volety Mar 2023

Comparative Evaluation Of The Effect Of Calcium Silicate And Epoxy Resinbased Root Canal Sealers On Postoperative Pain In Patients With Primary Endodontic Lesion: A Randomized Clinical Study, Kaur Supreet, Karkala Venkappa Kishan, Nimisha Chinmay Shah, Ruchi Shah, Manan G Shroff, Shreya Volety

Faculty, Staff and Student Publications

INTRODUCTION: This study's objective was to assess and compare postoperative pain response between bioceramic sealer (Nishika BG) and epoxy resin based (AH Plus) in patients with primary endodontic lesion at time interval of 24 h, 48 h, and 7 days using the Visual Analog Scale (VAS).

MATERIALS AND METHODS: The study included 40 individuals with necrotic pulp and apical periodontitis. Calcium hydroxide was administered as the intracanal medication during the two-visit endodontic therapy. They were subsequently allocated randomly to either the AH Plus root canal sealer or the Nishika Canal Sealer BG, with a total of 20 participants in each …


Clinical Evaluation Of Winged Versus Wingless Rubber Dam Clamps In Single Tooth Isolation – A Randomized Clinical Study, Rohan Jiteshkumar Doshi, Nimisha Chinmay Shah, R S Mohan Kumar, Ruchi Shah, Niral Kotecha Mar 2023

Clinical Evaluation Of Winged Versus Wingless Rubber Dam Clamps In Single Tooth Isolation – A Randomized Clinical Study, Rohan Jiteshkumar Doshi, Nimisha Chinmay Shah, R S Mohan Kumar, Ruchi Shah, Niral Kotecha

Faculty, Staff and Student Publications

Context:

Retention of the rubber dam is done with metallic or nonmetallic clamps for isolation. The two types of metallic clamps most frequently used are winged and wingless. The clinical efficacy of both clamps is needed to be compared.

Aim:

The aim of the study was to evaluate and compare the postoperative pain and clinical efficacy of winged clamps and wingless metallic clamps in rubber dam isolation of permanent molars in class I restoration.

Materials and Methods:

After obtaining ethical approval and CTRI registration, a total of 60 patients with mild-to-moderate deep class I caries were included after obtaining informed …


How Erastin Assassinates Cells By Ferroptosis Revealed, Boyi Gan Mar 2023

How Erastin Assassinates Cells By Ferroptosis Revealed, Boyi Gan

Faculty, Staff and Student Publications

No abstract provided.


How Have Researchers Defined Institutions, Politics, Organizations And Governance In Research Related To Epidemic And Pandemic Response? A Scoping Review To Map Current Concepts, Austin Wu, Shivangi Khanna, Shelly Keidar, Peter Berman, Laura Jane Brubacher Mar 2023

How Have Researchers Defined Institutions, Politics, Organizations And Governance In Research Related To Epidemic And Pandemic Response? A Scoping Review To Map Current Concepts, Austin Wu, Shivangi Khanna, Shelly Keidar, Peter Berman, Laura Jane Brubacher

Faculty, Staff and Student Publications

In recent years, the literature on public health interventions and health outcomes in the context of epidemic and pandemic response has grown immensely. However, relatively few of these studies have situated their findings within the institutional, political, organizational and governmental (IPOG) context in which interventions and outcomes exist. This conceptual mapping scoping study synthesized the published literature on the impact of IPOG factors on epidemic and pandemic response and critically examined definitions and uses of the terms IPOG in this literature. This research involved a comprehensive search of four databases across the social, health and biomedical sciences as well as …


Esrage-Expressing Ohsv Enhances Anti-Tumor Efficacy By Inhibition Of Endothelial Cell Activation, Jessica Swanner, Ji Seon Shim, Kimberly A Rivera-Caraballo, Karina Vázquez-Arreguín, Bangxing Hong, Alberto J Bueso-Perez, Tae Jin Lee, Yeshavanth Kumar Banasavadi-Siddegowda, Balveen Kaur, Ji Young Yoo Mar 2023

Esrage-Expressing Ohsv Enhances Anti-Tumor Efficacy By Inhibition Of Endothelial Cell Activation, Jessica Swanner, Ji Seon Shim, Kimberly A Rivera-Caraballo, Karina Vázquez-Arreguín, Bangxing Hong, Alberto J Bueso-Perez, Tae Jin Lee, Yeshavanth Kumar Banasavadi-Siddegowda, Balveen Kaur, Ji Young Yoo

Faculty, Staff and Student Publications

High-mobility group box 1 (HMGB1) is a damage-associated molecular pattern (DAMP) molecule that plays an important role in inflammation and tumorigenesis. Receptor for advanced glycation end products (RAGE) is one of the major receptors to which extracellular HMGB1 binds to mediate its activity. RAGE is highly expressed on the endothelial cells (ECs) and regulates endothelial permeability during inflammation. Here, we introduced the endogenous secretory form of RAGE (esRAGE) as a decoy receptor for RAGE ligands into an oncolytic herpes simplex virus 1 (oHSV) (OVesRAGE), which, upon release, can function to block RAGE signaling. OVesRAGE significantly decreased phosphorylation of MEK1/2 and …


Factors Associated With Open Access Publishing Costs In Oncology Journals: Cross-Sectional Observational Study, Alex Koong, Ulysses Grant Gardner, Jason Burton, Caleb Stewart, Petria Thompson, Clifton David Fuller, Ethan Bernard Ludmir, Michael Kevin Rooney Mar 2023

Factors Associated With Open Access Publishing Costs In Oncology Journals: Cross-Sectional Observational Study, Alex Koong, Ulysses Grant Gardner, Jason Burton, Caleb Stewart, Petria Thompson, Clifton David Fuller, Ethan Bernard Ludmir, Michael Kevin Rooney

Faculty, Staff and Student Publications

Background: Open access (OA) publishing represents an exciting opportunity to facilitate the dissemination of scientific information to global audiences. However, OA publishing is often associated with significant article processing charges (APCs) for authors, which may thus serve as a barrier to publication.

Objective: In this observational cohort study, we aimed to characterize the landscape of OA publishing in oncology and, further, identify characteristics of oncology journals that are predictive of APCs.

Methods: We identified oncology journals using the SCImago Journal & Country Rank database. All journals with an OA publication option and APC data openly available were included. We searched …


Venetoclax And Idasanutlin In Relapsed/Refractory Aml: A Nonrandomized, Open-Label Phase 1b Trial, Naval G Daver, Monique Dail, Jacqueline S Garcia, Brian A Jonas, Karen W L Yee, Kevin R Kelly, Norbert Vey, Sarit Assouline, Gail J Roboz, Stefania Paolini, Daniel A Pollyea, Agostino Tafuri, Joseph M Brandwein, Arnaud Pigneux, Bayard L Powell, Pierre Fenaux, Rebecca L Olin, Giuseppe Visani, Giovanni Martinelli, Maika Onishi, Jue Wang, Weize Huang, Cherie Green, Marion G Ott, Wan-Jen Hong, Marina Y Konopleva, Michael Andreeff Mar 2023

Venetoclax And Idasanutlin In Relapsed/Refractory Aml: A Nonrandomized, Open-Label Phase 1b Trial, Naval G Daver, Monique Dail, Jacqueline S Garcia, Brian A Jonas, Karen W L Yee, Kevin R Kelly, Norbert Vey, Sarit Assouline, Gail J Roboz, Stefania Paolini, Daniel A Pollyea, Agostino Tafuri, Joseph M Brandwein, Arnaud Pigneux, Bayard L Powell, Pierre Fenaux, Rebecca L Olin, Giuseppe Visani, Giovanni Martinelli, Maika Onishi, Jue Wang, Weize Huang, Cherie Green, Marion G Ott, Wan-Jen Hong, Marina Y Konopleva, Michael Andreeff

Faculty, Staff and Student Publications

This phase 1b trial (NCT02670044) evaluated venetoclax-idasanutlin in patients with relapsed/refractory (R/R) acute myeloid leukemia (AML) ineligible for cytotoxic chemotherapy. Two-dimensional dose escalation (DE, n = 50) was performed for venetoclax daily with idasanutlin on days 1 to 5 in 28-day cycles, followed by dosing schedule optimization (n = 6) to evaluate reduced venetoclax schedules (21-/14-day dosing). Common adverse events (occurring in ≥40% of patients) included diarrhea (87.3% of patients), nausea (74.5%), vomiting (52.7%), hypokalemia (50.9%), and febrile neutropenia (45.5%). During DE, across all doses, composite complete remission (CRc; CR + CR with incomplete blood count recovery + CR with …


Partnering With Patients And Families Living With Chronic Conditions To Coproduce Diagnostic Safety Through Ourdx: A Previsit Online Engagement Tool, Sigall K Bell, Zhiyong J Dong, Catherine M Desroches, Nicholas Hart, Stephen Liu, Brianna Mahon, Long H Ngo, Eric J Thomas, Fabienne Bourgeois Mar 2023

Partnering With Patients And Families Living With Chronic Conditions To Coproduce Diagnostic Safety Through Ourdx: A Previsit Online Engagement Tool, Sigall K Bell, Zhiyong J Dong, Catherine M Desroches, Nicholas Hart, Stephen Liu, Brianna Mahon, Long H Ngo, Eric J Thomas, Fabienne Bourgeois

Faculty, Staff and Student Publications

OBJECTIVE: Patients and families are key partners in diagnosis, but methods to routinely engage them in diagnostic safety are lacking. Policy mandating patient access to electronic health information presents new opportunities. We tested a new online tool ("OurDX") that was codesigned with patients and families, to determine the types and frequencies of potential safety issues identified by patients/families with chronic health conditions and whether their contributions were integrated into the visit note.

METHODS: Patients/families at 2 US healthcare sites were invited to contribute, through an online previsit survey: (1) visit priorities, (2) recent medical history/symptoms, and (3) potential diagnostic concerns. …