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Articles 1891 - 1920 of 19642
Full-Text Articles in Entire DC Network
Simple And Complex Phonic Tics In Tourette Syndrome, José Fidel Baizabal-Carvallo, Joseph Jankovic
Simple And Complex Phonic Tics In Tourette Syndrome, José Fidel Baizabal-Carvallo, Joseph Jankovic
Faculty, Staff and Students Publications
Tourette syndrome (TS) is the most common cause of tics. Tics are classified as motor and phonic tics. The latter (previously also referred to as “vocal tics”) are manifested by simple sounds (simple phonic tics) or complex, often semantically meaningful utterances (complex phonic tics). Methods: We compared the clinical and demographic features of consecutive patients with TS who exhibited simple and complex phonic tics. Results: There were 149 patients, 117 (78.5%) of whom were males; the mean age at evaluation was 19.61 ± 12.97 years. In total, 35 (23.5%) of these manifested complex phonic tics, and 26 (17.4%) had verbalizations. …
Assessing Older Adult Behavioral Health Diagnoses In Oregon By Geographical Area, Physical Disability Status, And Age., N F. Parsons, Allyson Stodola, Ellis Hews, Nirmala Dhar, Sheryl Elliott, Sarah Dys, Walter D. Dawson
Assessing Older Adult Behavioral Health Diagnoses In Oregon By Geographical Area, Physical Disability Status, And Age., N F. Parsons, Allyson Stodola, Ellis Hews, Nirmala Dhar, Sheryl Elliott, Sarah Dys, Walter D. Dawson
Institute on Aging Publications
This repeated cross-sectional study aims to assess potential differences among behavioral health (BH) diagnoses for older adults. Differences in services across urban versus rural/remote areas may contribute to deeply entrenched barriers to improved BH for this population.
Swi/Snf Atpase Silenced Hlf Potentiates Lung Metastasis In Solid Cancers, Jin Zhou, Austin Hepperla, Jeremy M Simon, Kangsan Kim, Qing Hu, Chuanhai Zhang, Lei Dong, Lianxin Hu, Cheng Zhang, Chengheng Liao, Alice Fang, Yayoi Adachi, Haoyong Fu, Tao Wang, Qian Liang, Fangzhou Zhao, Hongyi Liu, Masashi Takeda, Jun Fang, Hua Zhong, Peter Ly, Lu Wang, Payal Kapur, Lin Xu, Liwei Jia, Srinivas Malladi, James Brugarolas, M Celeste Simon, Bo Li, Qing Zhang
Swi/Snf Atpase Silenced Hlf Potentiates Lung Metastasis In Solid Cancers, Jin Zhou, Austin Hepperla, Jeremy M Simon, Kangsan Kim, Qing Hu, Chuanhai Zhang, Lei Dong, Lianxin Hu, Cheng Zhang, Chengheng Liao, Alice Fang, Yayoi Adachi, Haoyong Fu, Tao Wang, Qian Liang, Fangzhou Zhao, Hongyi Liu, Masashi Takeda, Jun Fang, Hua Zhong, Peter Ly, Lu Wang, Payal Kapur, Lin Xu, Liwei Jia, Srinivas Malladi, James Brugarolas, M Celeste Simon, Bo Li, Qing Zhang
Faculty, Staff and Student Publications
Metastasis is the main cause of cancer-related deaths, yet the underlying mechanisms remain elusive. Here, using clear cell renal cell carcinoma (ccRCC), a tumor type with frequent lung metastases, we conduct an in vivo genome-wide CRISPR-Cas9 screen and identify HLF as a potent suppressor of lung metastasis. HLF depletion enhances ccRCC cell migration and lung metastasis, whereas HLF overexpression abrogates these effects. In ccRCC patients, HLF expression is reduced at metastatic sites and associates with epigenetic silencing mediated by the SWI/SNF ATPase subunit BRG1. HLF levels negatively correlate with migration potential in collagen. Mechanistically, HLF regulates LPXN expression, modulating the …
Mutual Suppression Between Mutations In The Dictyostelium Greenbeard Pathway Restores Wild-Type Development, Mariko Katoh-Kurasawa, Lena Trnovec, Peter Lehmann, Blaž Zupan, Gad Shaulsky
Mutual Suppression Between Mutations In The Dictyostelium Greenbeard Pathway Restores Wild-Type Development, Mariko Katoh-Kurasawa, Lena Trnovec, Peter Lehmann, Blaž Zupan, Gad Shaulsky
Faculty, Staff and Students Publications
Background: The Dictyostelium greenbeard pathway is mediated by two polymorphic transmembrane proteins, the TgrC1 ligand and the TgrB1 receptor. These proteins mediate allorecognition, altruism, and the developmental transition to multicellularity. A genetic suppressor screen revealed activating mutations in tgrB1 and inactivating mutations in rapgapB, a regulator of the GTPase protein RapA. Inactivation of either tgrB1, tgrC1, or rapgapB leads to developmental defects, but the respective double-mutant strains rapgapB-tgrB1- and rapgapB-tgrC1- develop well and produce spores. This mutual suppression could result from inducing an alternative pathway or from restoring wild-type development, but morphological analyses alone could not resolve this question.
Results: …
Changes In Insulin, Leptin, Resistin And Irisin Levels And Their Associations With Blood Pressure After An 8-Week Supervised, Online “Hiit Mama” Program Vs. Self-Performed Moderate-To-Vigorous Physical Activity During Pregnancy - A Randomized Controlled Trial, Anna Szumilewicz, Junjiang Sun, Rita Santos-Rocha, Jan Mieszkowski, Andrzej Kochanowicz
Changes In Insulin, Leptin, Resistin And Irisin Levels And Their Associations With Blood Pressure After An 8-Week Supervised, Online “Hiit Mama” Program Vs. Self-Performed Moderate-To-Vigorous Physical Activity During Pregnancy - A Randomized Controlled Trial, Anna Szumilewicz, Junjiang Sun, Rita Santos-Rocha, Jan Mieszkowski, Andrzej Kochanowicz
Baltic Journal of Health and Physical Activity
We aimed to determine changes in insulin, leptin, resistin, and irisin levels and their associations with blood pressure (BP) during pregnancy, following an 8-week high-intensity interval training (HIIT) or a self-performed moderate-to-vigorous physical activity (MVPA). The study involved 54 Caucasian women in uncomplicated, singleton pregnancy (age 32 ± 4 years, week of gestation 24 ± 4, mean ± SD). They were randomly allocated to the 8-week supervised, online “HIIT Mama” program (HIIT group, n = 34) or educational intervention and self-performed MVPA (EDU group, n = 20). All participants maintained normotension throughout the study. The HIIT program in-duced a statistically …
Mesenchymal Stem Cells And Fibroblasts Contribute To Microvascular Proliferation In Glioblastoma And Are Correlated With Immunosuppression And Poor Outcome, Candice C Poon, Shelley M Herbrich, Yulong Chen, Anwar Hossain, Gregory N Fuller, Sonali Jindal, Sreyashi Basu, Daniel Ledbetter, Marc Macaluso, Lynnette M Phillips, Joy Gumin, Zhong He, Brittany C Parker Kerrigan, Sanjay K Singh, Pratishtha Singh, Mohammed Fayyad Zaman, Derek Ng Tang, Sangeeta Goswami, Frederick F Lang, Padmanee Sharma
Mesenchymal Stem Cells And Fibroblasts Contribute To Microvascular Proliferation In Glioblastoma And Are Correlated With Immunosuppression And Poor Outcome, Candice C Poon, Shelley M Herbrich, Yulong Chen, Anwar Hossain, Gregory N Fuller, Sonali Jindal, Sreyashi Basu, Daniel Ledbetter, Marc Macaluso, Lynnette M Phillips, Joy Gumin, Zhong He, Brittany C Parker Kerrigan, Sanjay K Singh, Pratishtha Singh, Mohammed Fayyad Zaman, Derek Ng Tang, Sangeeta Goswami, Frederick F Lang, Padmanee Sharma
Faculty, Staff and Student Publications
Microvascular proliferation (MVP) is a disease-defining hallmark of glioblastoma and other World Health Organization grade 4 gliomas. MVP also serves as a poor prognostic marker in various solid tumors. Despite its clinical significance, the mechanisms and biological consequences of MVP are controversial and remain unclear. In this study, we performed single-cell RNA sequencing on paired CD45-CD105+ vascular/perivascular stromal cells (PVSC) and CD45+CD105± immune cells from 16 primary glioma patient samples, both with and without MVP. This analysis revealed the presence of developmentally related mesenchymal stem cells alongside cancer-associated fibroblasts, pericytes, fibromyocytes, and smooth muscle cells within the CD45-CD105+ compartment. RNA …
Deep Learning Based Rapid X-Ray Fluorescence Signal Extraction And Image Reconstruction For Preclinical Benchtop X-Ray Fluorescence Computed Tomography Applications, Amrit Kaphle, Sandun Jayarathna, Sang Hyun Cho
Deep Learning Based Rapid X-Ray Fluorescence Signal Extraction And Image Reconstruction For Preclinical Benchtop X-Ray Fluorescence Computed Tomography Applications, Amrit Kaphle, Sandun Jayarathna, Sang Hyun Cho
Faculty, Staff and Student Publications
Recent research advances have resulted in an experimental benchtop X-ray fluorescence computed tomography (XFCT) system that likely meets the imaging dose/scan time constraints for benchtop XFCT imaging of live mice injected with gold nanoparticles (GNPs). For routine in vivo benchtop XFCT imaging, however, additional challenges, most notably the need for rapid/near-real-time handling of X-ray fluorescence (XRF) signal extraction and XFCT image reconstruction, must be successfully addressed. Here we propose a novel end-to-end deep learning (DL) framework that integrates a one-dimensional convolutional neural network (1D CNN) for rapid XRF signal extraction with a U-Net model for XFCT image reconstruction. We trained …
The Present And Future Of Precision Oncology And Tumor-Agnostic Therapeutic Approaches, Nakul M Shah, Funda Meric-Bernstam
The Present And Future Of Precision Oncology And Tumor-Agnostic Therapeutic Approaches, Nakul M Shah, Funda Meric-Bernstam
Faculty, Staff and Student Publications
Precision oncology has transformed the treatment landscape for patients with advanced solid tumors. Tumor-agnostic therapies, those that have been approved based on genetic mutations or biomarkers across tumor histology types, are important examples of how the implementation of precision oncology can expand therapeutic options for patients, especially those with rare cancer types and treatment-refractory disease. In this review, we first discuss how advances in next-generation sequencing and molecular profiling have enabled the identification of shared actionable alterations. Subsequently, we explore the current landscape of tumor-agnostic therapies that have received approval from the Food and Drug Administration. We discuss the strengths …
Eph Receptors Activate Myeloid Checkpoint Receptor Lilrb5 To Support Tumor Development, Yubo He, Chengcheng Zhang, Lingxiao Tan, Mi Deng, Xiaoye Liu, Ryan Huang, Xing Yang, Jingjing Xie, Qi Lou, Meng Fang, Caroline Smith, Samuel John, Wei Xiong, Xin Li, Cheryl Lewis, Jade Homsi, Ankit Gupta, Ningyan Zhang, Zhiqiang An, Cheng Cheng Zhang
Eph Receptors Activate Myeloid Checkpoint Receptor Lilrb5 To Support Tumor Development, Yubo He, Chengcheng Zhang, Lingxiao Tan, Mi Deng, Xiaoye Liu, Ryan Huang, Xing Yang, Jingjing Xie, Qi Lou, Meng Fang, Caroline Smith, Samuel John, Wei Xiong, Xin Li, Cheryl Lewis, Jade Homsi, Ankit Gupta, Ningyan Zhang, Zhiqiang An, Cheng Cheng Zhang
Faculty, Staff and Student Publications
Immunosuppressive myeloid cells are critical obstacles to T cell-centered immune checkpoint blockade therapies, which have been successful in treating a fraction of patients with cancer. How tumor cells interact with myeloid cells to regulate immune responses and tumor development is unclear. In this study, we report that certain membrane tyrosine kinase Eph receptors, including EphA7 and EphB1, specifically bind the immune inhibitory receptors leukocyte Ig-like receptor family B 5 (LILRB5) and LILRB2. These Eph receptors induce LILRB5-mediated signaling activation, and LILRB5 also activates Eph receptor signaling. Activation of LILRB5 promoted immunosuppressive marker expression and inhibited activating marker expression on myeloid …
Prediction Of Methotrexate Neurotoxicity Using Clinical, Sociodemographic, And Area-Based Information In Children With Acute Lymphoblastic Leukemia, Rachel D Harris, Olga A Taylor, Maria Monica Gramatges, Amy E Hughes, Mark Zobeck, Sandi Pruitt, M Brooke Bernhardt, Ashley Chavana, Van Huynh, Kathleen Ludwig, Laura Klesse, Kenneth Heym, Timothy Griffin, Rodrigo Erana, Juan Carlos Bernini, Ashley Choi, Yuu Ohno, Melissa A Richard, Alanna C Morrison, Han Chen, Bing Yu, Philip J Lupo, Karen R Rabin, Michael E Scheurer, Austin L Brown
Prediction Of Methotrexate Neurotoxicity Using Clinical, Sociodemographic, And Area-Based Information In Children With Acute Lymphoblastic Leukemia, Rachel D Harris, Olga A Taylor, Maria Monica Gramatges, Amy E Hughes, Mark Zobeck, Sandi Pruitt, M Brooke Bernhardt, Ashley Chavana, Van Huynh, Kathleen Ludwig, Laura Klesse, Kenneth Heym, Timothy Griffin, Rodrigo Erana, Juan Carlos Bernini, Ashley Choi, Yuu Ohno, Melissa A Richard, Alanna C Morrison, Han Chen, Bing Yu, Philip J Lupo, Karen R Rabin, Michael E Scheurer, Austin L Brown
Center for Medical Ethics and Health Policy Staff Publications
Background: Methotrexate is a critical component of pediatric acute lymphoblastic leukemia (ALL) therapy that can result in neurotoxicity which has been associated with an increased risk of relapse. We leveraged machine learning to develop a neurotoxicity risk prediction model in a diverse cohort of children with ALL.
Methods: We included children (age 2-20 years) diagnosed with ALL (2005-2019) and treated in Texas without pre-existing neurologic disease. Clinical information was obtained by medical record review. Neurotoxicity occurring post-induction and prior to maintenance therapy was defined as neurologic episodes occurring within 21 days of methotrexate. Suspected cases were independently confirmed by 2 …
Oxygen Saturation Targeting In The Neonatal Intensive Care Unit, Faeq Almudares, Bheru Gandhi, Jonathan Davies, Xanthi Couroucli, Natalie Villafranco, Nidhy Paulose Varghese, Milenka Cuevas Guaman, Charleta Guillory, Binoy Shivanna
Oxygen Saturation Targeting In The Neonatal Intensive Care Unit, Faeq Almudares, Bheru Gandhi, Jonathan Davies, Xanthi Couroucli, Natalie Villafranco, Nidhy Paulose Varghese, Milenka Cuevas Guaman, Charleta Guillory, Binoy Shivanna
Faculty, Staff and Students Publications
Oxygen (O2) is vital for cellular development, function, proliferation, and repair, underscoring its critical role in organogenesis. Both hypoxia (reduced tissue O2) and hyperoxia (excess tissue O2), when prolonged, can trigger inflammation and oxidative stress, contributing to acute and long-term cardiopulmonary and neurodevelopmental morbidity. In sick neonates, immature defense mechanisms and coexisting morbidities demand nuanced and sometimes opposing strategies for O2 saturation targets and therapeutic titration. Most current neonatal O2 targeting guidelines are based on animal models or small clinical studies, resulting in recommendations with limited evidence. This narrative review aims to provide an updated overview of the physiological roles …
Linking Dna Methylation In Brain Regions To Alzheimer’S Disease Risk: A Mendelian Randomization Study, Hua Zhong, Jingjing Zhu, Shuai Liu, Dan Zhou, Quan Long, Chong Wu, Bingxin Zhao, Chao Cheng, Yaohua Yang, Qing Wu, Yong Wu, Changwei Li, Zhaoming Wang, Jianyong Wu, Xingyi Guo, Degui Zhi, Youping Deng, Lang Wu
Linking Dna Methylation In Brain Regions To Alzheimer’S Disease Risk: A Mendelian Randomization Study, Hua Zhong, Jingjing Zhu, Shuai Liu, Dan Zhou, Quan Long, Chong Wu, Bingxin Zhao, Chao Cheng, Yaohua Yang, Qing Wu, Yong Wu, Changwei Li, Zhaoming Wang, Jianyong Wu, Xingyi Guo, Degui Zhi, Youping Deng, Lang Wu
Faculty, Staff and Students Publications
Aim: DNA methylation in brain regions represents a potential mechanism linking genetic variation to Alzheimer's disease (ad) risk, yet most studies have focused on blood-derived methylation markers. In this study, we conducted a systematic Mendelian randomization (MR) study to evaluate associations between predicted brain region-specific DNA methylation levels and ad risk, using methylation quantitative trait loci (mQTL) as genetic instruments.
Methods: We analyzed mQTLs from five human brain regions: cerebellum (CRBLM), frontal cortex (FCTX), causal pons (PONS), and temporal cortex (TCTX) from 600 individuals in Gibbs et al's study, as well as mQTLs from dorsolateral prefrontal cortex (DLPFC) of 543 …
In Situ Structure And Assembly Of The Abc-Type Tripartite Pump Macab-Tolc, Tong Huo, Wenfang Zhang, Zhili Yu, Wei Zheng, Yaoming Wu, Qiuyu Ren, Zekai Wan, Junli Cao, Zhao Wang, Xiaodong Shi
In Situ Structure And Assembly Of The Abc-Type Tripartite Pump Macab-Tolc, Tong Huo, Wenfang Zhang, Zhili Yu, Wei Zheng, Yaoming Wu, Qiuyu Ren, Zekai Wan, Junli Cao, Zhao Wang, Xiaodong Shi
Faculty, Staff and Students Publications
The MacAB-TolC tripartite efflux pump is widely distributed in Gram-negative bacteria, extruding antibiotics and virulence factors that lead to multidrug resistance and pathogenicity. However, the in situ structure and assembly mechanism of MacAB-TolC remain unclear. Here, we resolve the in situ structures of the MacAB-TolC efflux pump in Escherichia coli by electron cryo-tomography and subtomogram averaging. In the cells without antibiotic treatment, we observe a fully assembled MacAB-TolC pump. When Escherichia coli cells are treated with erythromycin, in addition to the tripartite pumps, we also discover the emergence of MacA-TolC subcomplexes without MacB, indicating flexible binding of MacB in the …
Correlations Within And Between Highly Multiplexed Proteomic Assays Of Human Plasma, Mary R Rooney, Jingsha Chen, Christie M Ballantyne, Ron C Hoogeveen, Eric Boerwinkle, Bing Yu, Keenan A Walker, Pascal Schlosser, Elizabeth Selvin, Nilanjan Chatterjee, David Couper, Morgan E Grams, Josef Coresh
Correlations Within And Between Highly Multiplexed Proteomic Assays Of Human Plasma, Mary R Rooney, Jingsha Chen, Christie M Ballantyne, Ron C Hoogeveen, Eric Boerwinkle, Bing Yu, Keenan A Walker, Pascal Schlosser, Elizabeth Selvin, Nilanjan Chatterjee, David Couper, Morgan E Grams, Josef Coresh
Faculty, Staff and Students Publications
Introduction: The number of assays on proteomic platforms has grown rapidly. The leading platforms, SomaScan and Olink, have strengths and limitations. Comparisons of precision on the latest platforms-SomaScan 11k and Olink Explore HT-have not yet been established.
Methods: Among 102 participants in the Atherosclerosis Risk in Communities Study (mean age 74 years, 53% women, 47% Black), we used split plasma samples to measure platform precision. CV and Spearman correlations were calculated for each assay. Cross-platform agreement was assessed for overlapping proteins.
Results: SomaScan 11k demonstrated a median correlation of 0.85 for the 10 778 assays and a median CV of …
Oral Pcsk9 Inhibitors: Can Novel Therapies Overcome Barriers To Effective Ldl-Cholesterol Management?, Christie M Ballantyne, Alberico L Catapano, Khurram Nasir
Oral Pcsk9 Inhibitors: Can Novel Therapies Overcome Barriers To Effective Ldl-Cholesterol Management?, Christie M Ballantyne, Alberico L Catapano, Khurram Nasir
Faculty, Staff and Students Publications
No abstract provided.
Posterior Predictive Design For Phase I Clinical Trials, Chenqi Fu, Shouhao Zhou, J Jack Lee
Posterior Predictive Design For Phase I Clinical Trials, Chenqi Fu, Shouhao Zhou, J Jack Lee
Faculty, Staff and Student Publications
Interval-based designs represent cutting-edge adaptive methodologies for phase I clinical trials to identify the maximum tolerated dose (MTD). These designs exhibit robust performance comparable to more intricate, model-based designs, and their pretabulated decision rule enables them to be implemented as simply as the conventional algorithm-based designs. In this paper, we introduce the posterior predictive (PoP) design, a novel interval-based design that leverages advanced Bayesian predictive hypothesis testing techniques for dose escalation and de-escalation. Our work moves beyond the existing model-assisted interval-based designs by achieving global optimality in dose transition. Theoretically, the global optimality ensures that the proposed design can consistently …
Restoration Of The Tumor Suppressor Function Of Y220c-Mutant P53 By Rezatapopt, A Small-Molecule Reactivator, Anna M Puzio-Kuter, Lizhong Xu, Mary Kate Mcbrayer, Romyr Dominique, Hongju H Li, Bruce J Fahr, Alyssa M Brown, Amy E Wiebesiek, Brandon M Russo, Chris L Mulligan, Hong Yang, Josh Battaglia, Kimberly A Robell, Dafydd H Thomas, Kuo-Sen Huang, Alexander Solovyov, Benjamin D Greenbaum, Jonathan D Oliner, Thomas W Davis, Melissa L Dumble, Melissa L Johnson, Shunbin Xiong, Peirong Yang, Guillermina Lozano, Marc M Fellous, Binh T Vu, Alison M Schram, Arnold J Levine, Masha V Poyurovsky
Restoration Of The Tumor Suppressor Function Of Y220c-Mutant P53 By Rezatapopt, A Small-Molecule Reactivator, Anna M Puzio-Kuter, Lizhong Xu, Mary Kate Mcbrayer, Romyr Dominique, Hongju H Li, Bruce J Fahr, Alyssa M Brown, Amy E Wiebesiek, Brandon M Russo, Chris L Mulligan, Hong Yang, Josh Battaglia, Kimberly A Robell, Dafydd H Thomas, Kuo-Sen Huang, Alexander Solovyov, Benjamin D Greenbaum, Jonathan D Oliner, Thomas W Davis, Melissa L Dumble, Melissa L Johnson, Shunbin Xiong, Peirong Yang, Guillermina Lozano, Marc M Fellous, Binh T Vu, Alison M Schram, Arnold J Levine, Masha V Poyurovsky
Faculty, Staff and Student Publications
Restoration of the tumor suppressor function of tumor-associated p53 mutants, including the Y220C substitution, has posed a significant challenge for therapeutic discovery. In this study, we describe rezatapopt (PC14586), part of a series of compounds designed to reactivate the p53 Y220C mutant. These compounds restore p53 tumor suppressor function by correcting its conformation and enabling it to bind DNA and activate downstream target genes, thus inducing antiproliferative changes in tumor cells. Our findings are supported by biochemical and structural analysis, in vitro and in vivo transcriptomics, and functional data, revealing the recovery of multiple aspects of the wild-type p53 program. …
A Novel Cardiomyopathy Phenotype Linked To A Chd7 Missense Variant, In Young Park, Chih-Wei Hsu, Karim Bouazoune, Christina E Espindola, Madeline Hannah Mclaughlin Armond, Cristian Coarfa, Sandra L Grimm, James F Martin, Donna M Martin, Cheryl Lyn Walker
A Novel Cardiomyopathy Phenotype Linked To A Chd7 Missense Variant, In Young Park, Chih-Wei Hsu, Karim Bouazoune, Christina E Espindola, Madeline Hannah Mclaughlin Armond, Cristian Coarfa, Sandra L Grimm, James F Martin, Donna M Martin, Cheryl Lyn Walker
Center for Medical Ethics and Health Policy Staff Publications
Loss of function in the chromatin remodeler CHD7 causes CHARGE syndrome, characterized by variable penetrance and diverse abnormalities. However, establishing genotype-phenotype correlations has been challenging, as most CHD7 inactivating mutations are null alleles. Through CHD7 missense variant analysis at potential phosphorylation sites, we identified T730 (T720 in mice) as a critical residue associated with pathogenesis. Using a CHD7 T730 missense variant (Chd7T720A) and a frameshift null allele (Chd7fs) in a mouse model, we found that Chd7fs/fs mice were non-viable, while Chd7fs/+ mice exhibited haploinsufficiency-related circling behavior. Notably, Chd7fs/T720A mice died before postnatal …
Beyond The Surface: Mapping Dde's Metabolic Footprint On Adolescent Obesity, Zhenjiang Li, Shudi Pan, Brittney O Baumert, Jiawen Carmen Chen, Jesse A Goodrich, Hongxu Wang, Sarah Rock, Justin Ryder, Damaskini Valvi, Todd Jenkins, Stephanie Sisley, Xiangping Lin, Scott M Bartell, Thomas H Inge, Stavra Xanthakos, Brooklynn Mcneil, Anna R Robuck, Catherine E Mullins, Sandrah P Eckel, Rob S Mcconnell, Michele A La Merrill, Douglas I Walker, David V Conti, Lida Chatzi
Beyond The Surface: Mapping Dde's Metabolic Footprint On Adolescent Obesity, Zhenjiang Li, Shudi Pan, Brittney O Baumert, Jiawen Carmen Chen, Jesse A Goodrich, Hongxu Wang, Sarah Rock, Justin Ryder, Damaskini Valvi, Todd Jenkins, Stephanie Sisley, Xiangping Lin, Scott M Bartell, Thomas H Inge, Stavra Xanthakos, Brooklynn Mcneil, Anna R Robuck, Catherine E Mullins, Sandrah P Eckel, Rob S Mcconnell, Michele A La Merrill, Douglas I Walker, David V Conti, Lida Chatzi
Faculty, Staff and Students Publications
Background: Bariatric surgery is an intervention for severe obesity, leading to significant weight loss and metabolic improvements. However, the release of lipophilic chemicals accumulated in adipose tissue during weight loss presents a unique clinical challenge and research opportunity. Dichlorodiphenyldichloroethylene (DDE) is a persistent organic pollutant increasingly recognized as obesogen, while the biological mechanisms through which DDE influences body mass index (BMI) and waist circumference remain underexplored.
Objectives: We aimed to identify metabolic signatures mediating the association between DDE exposure and weight loss by plasma and adipose tissue metabolomics.
Methods: We conducted a longitudinal study involving 60 adolescents with severe obesity …
Phage-Induced Protection Against Lethal Bacterial Reinfection, Yikun Xing, Haroldo J Hernandez Santos, Ling Qiu, Samantha R Ritter, Jacob J Zulk, Rachel Lahowetz, Kathryn A Patras, Austen L Terwilliger, Anthony W Maresso
Phage-Induced Protection Against Lethal Bacterial Reinfection, Yikun Xing, Haroldo J Hernandez Santos, Ling Qiu, Samantha R Ritter, Jacob J Zulk, Rachel Lahowetz, Kathryn A Patras, Austen L Terwilliger, Anthony W Maresso
Faculty, Staff and Students Publications
Bacteriophages, or phages, are viruses that target and infect bacteria. Due to a worldwide rise in antimicrobial resistance (AMR), phages have been proposed as a promising alternative to antibiotics for the treatment of resistant bacterial infections. Up to this point in history, phage use in preclinical animal studies, clinical trials, and emergency-use compassionate care cases has centered around the original observation from 1915 showing phage as lytic agent, and thus a treatment that kills bacteria. Here, we describe an activity associated with phage therapy that extends beyond lytic activity that results in long-term protection against reinfection. This activity is potent, …
Evaluation Of Social Worker Knowledge Of Human Trafficking At The Oregon State Hospital: A Qualitative And Quantitative Analysis Of Education, Training, And Victim Identification, Jamie Sue Pryde
Dissertations and Theses
The prevalence of human trafficking continues to increase worldwide, and the implementation of human trafficking education and victim identification within institutions is slow to catch up. The Oregon State Hospital is a psychiatric in-patient hospital that currently does not provide human trafficking education or a screening tool for staff and does not know how to provide treatment to trafficked victims. Interviews were conducted with employed social workers at the Oregon State Hospital to obtain a baseline understanding of their previous education, training, and knowledge of human trafficking to aid in the creation of a trafficking screening tool. Results indicate participants …
Harnessing Electrophiles In Vivo: A Pilot Study In Swine Using A Hydrophobic Radiopaque Formulation Of 2-Propylpentanoyl Chloride, Erik Cressman, Danielle Stolley, Natalie Fowlkes, Edd Felix, Waldemar Priebe, Steve Parrish, David Fuentes
Harnessing Electrophiles In Vivo: A Pilot Study In Swine Using A Hydrophobic Radiopaque Formulation Of 2-Propylpentanoyl Chloride, Erik Cressman, Danielle Stolley, Natalie Fowlkes, Edd Felix, Waldemar Priebe, Steve Parrish, David Fuentes
Faculty, Staff and Student Publications
Manipulating biology through chemistry is older than the discipline of chemistry itself. Traditionally, selectivity of oral or intravenous drugs relied on preferential drug-receptor binding. A novel approach exploiting image-guided techniques to impart spatial selectivity opens up a wide range of new possibilities for study and manipulation of biology. Motivated initially by the poor prognosis for solid tumors such as liver cancer, we demonstrate the use of an extreme form of in vivo chemistry for targeted delivery of 2-propylpentanoyl chloride in a swine model. The ensuing reaction in tissue devitalizes it by multiple mechanisms with lasting effects and, critically, demonstrates very …
A Comprehensive, Multi-Center, Immunogenomic Analysis Of Melanoma Brain Metastases, Lucy Boyce Kennedy, Amanda E D Van Swearingen, Marissa R Lee, Layne W Rogers, Alexander B Sibley, Jeff Sheng, Dadong Zhang, Xiaodi Qin, Eric S Lipp, Swaminathan Kumar, Aron Joon, Pixu Shi, Michael A Davies, Kouros Owzar, Carey K Anders, April K S Salama
A Comprehensive, Multi-Center, Immunogenomic Analysis Of Melanoma Brain Metastases, Lucy Boyce Kennedy, Amanda E D Van Swearingen, Marissa R Lee, Layne W Rogers, Alexander B Sibley, Jeff Sheng, Dadong Zhang, Xiaodi Qin, Eric S Lipp, Swaminathan Kumar, Aron Joon, Pixu Shi, Michael A Davies, Kouros Owzar, Carey K Anders, April K S Salama
Faculty, Staff and Student Publications
Background: Melanoma brain metastases (MBM) have a unique molecular profile compared to extracranial metastases (ECM). Description of the biological features and clinical outcomes of MBM will facilitate the design of rational therapies.
Methods: We examined the mutational landscape and gene expression profiles of MBM (74 patients) and ECM (34 patients) in paired patient samples from a previously published dataset with whole-exome sequencing (WES) and RNA sequencing (RNAseq) data from MD Anderson Cancer Center (MDACC). We also present findings from MBM from a new cohort of 14 patients from Duke University to strengthen investigation of somatic mutations and gene expression profiles. …
Iron Deficiency Without Anemia And Reduced Basal Ganglia Iron Content In Youths, Dimitri Fiani, Joo-Won Kim, Mianzhi Hu, Ramiro Salas, Sarah Heilbronner, Jacquelyn Powers, Muhammad Haque, Stephanie Dinh, Xiaofan Huang, Darrell Worthy, Sridevi Devaraj, Junqian Xu, Chadi Calarge
Iron Deficiency Without Anemia And Reduced Basal Ganglia Iron Content In Youths, Dimitri Fiani, Joo-Won Kim, Mianzhi Hu, Ramiro Salas, Sarah Heilbronner, Jacquelyn Powers, Muhammad Haque, Stephanie Dinh, Xiaofan Huang, Darrell Worthy, Sridevi Devaraj, Junqian Xu, Chadi Calarge
Faculty, Staff and Students Publications
Importance: Although brain iron is necessary for neurogenesis, myelination, and neurotransmitter synthesis, iron deficiency (ID) is defined solely based on hematological outcomes.
Objective: To examine the association of ID without anemia with basal ganglia (BG) iron content and its structural and functional sequelae in adolescents.
Design, setting, and participants: This cross-sectional study enrolled participants using the electronic medical record system from a large network of pediatrics clinics between December 2020 and April 2024. Otherwise healthy, unmedicated participants aged 10 to 17 years with a depressive or anxiety disorder or with no psychopathology were consecutively enrolled. Anemia and acute inflammation led …
Anemia: An Uncommon Cause Of Cerebral Venous Sinus Thrombosis, Iqra Athar, Afrah Malik, Neelma Naz Khattak, Tashfain Shifa, Zukhruf Zayian
Anemia: An Uncommon Cause Of Cerebral Venous Sinus Thrombosis, Iqra Athar, Afrah Malik, Neelma Naz Khattak, Tashfain Shifa, Zukhruf Zayian
Pakistan Journal of Neurological Sciences (PJNS)
Cerebral venous sinus thrombosis (CVST) is a multifactorial illness seen more commonly in females as compared to males. Its diagnosis is often delayed due to variable clinical presentations. It is now identified more often due to advancements in neuroimaging modalities. We present an uncommon case of CVST caused by anemia in a 23-year-old female. Our patient presented with complaints of headache since the past two days and left sided hemiplegia since past one day. Later on during her hospital stay she developed generalized tonic clonic seizures. MRI and MRV brain with contrast revealed right cerebral venous (vein of Trolard) thrombosis. …
Assessment Of Frailty In Patients With Heart Failure: A New Heart Failure Frailty Score Developed By Delphi Consensus, Cristiana Vitale, Emmanuelle Berthelot, Andrew J S Coats, Hill Loreena, Nancy M Albert, Michal Tkaczyszyn, Stamatis Adamopoulos, Lisa Anderson, Markus S Anker, Stefan D Anker, Derek Bell, Tuvia Ben-Gal, Vasiliki Bistola, Biykem Bozkurt, Poppy Brooks, Miguel Camafort, Juan Jesus Carrero, Ovidiu Chioncel, Dong-Ju Choi, Wook-Jin Chung, Wolfram Doehner, Daniel Fernández-Bergés, Roberto Ferrari, Mona Fiuzat, Juan Esteban Gomez-Mesa, Finn Gustafsson, Ewa Jankowska, Seok-Min Kang, Koichiro Kinugawa, Kamlesh Khunti, F D Richard Hobbs, Christopher Lee, Yuri Lopatin, Matthew Maddocks, Giuseppe Maltese, Elena Marques-Sule, Yuya Matsue, Òscar Miró, Brenda Moura, Massimo Piepoli, Piotr Ponikowski, Giovanni Pulignano, Amina Rakisheva, Robin Ray, Angela Sciacqua, Petar Seferovic, Trinidad Sentandreu-Mañó, Shirley Sze, Alan Sinclair, Anna Strömberg, Olga Theou, Hiroyuki Tsutsui, Izabella Uchmanowicz, Maria Teresa Vidan, Maurizio Volterrani, Stephan Von Haehling, Byungsu Yoo, Jian Zhang, Yuhui Zhang, Marco Metra, Giuseppe Massimo Claudio Rosano
Assessment Of Frailty In Patients With Heart Failure: A New Heart Failure Frailty Score Developed By Delphi Consensus, Cristiana Vitale, Emmanuelle Berthelot, Andrew J S Coats, Hill Loreena, Nancy M Albert, Michal Tkaczyszyn, Stamatis Adamopoulos, Lisa Anderson, Markus S Anker, Stefan D Anker, Derek Bell, Tuvia Ben-Gal, Vasiliki Bistola, Biykem Bozkurt, Poppy Brooks, Miguel Camafort, Juan Jesus Carrero, Ovidiu Chioncel, Dong-Ju Choi, Wook-Jin Chung, Wolfram Doehner, Daniel Fernández-Bergés, Roberto Ferrari, Mona Fiuzat, Juan Esteban Gomez-Mesa, Finn Gustafsson, Ewa Jankowska, Seok-Min Kang, Koichiro Kinugawa, Kamlesh Khunti, F D Richard Hobbs, Christopher Lee, Yuri Lopatin, Matthew Maddocks, Giuseppe Maltese, Elena Marques-Sule, Yuya Matsue, Òscar Miró, Brenda Moura, Massimo Piepoli, Piotr Ponikowski, Giovanni Pulignano, Amina Rakisheva, Robin Ray, Angela Sciacqua, Petar Seferovic, Trinidad Sentandreu-Mañó, Shirley Sze, Alan Sinclair, Anna Strömberg, Olga Theou, Hiroyuki Tsutsui, Izabella Uchmanowicz, Maria Teresa Vidan, Maurizio Volterrani, Stephan Von Haehling, Byungsu Yoo, Jian Zhang, Yuhui Zhang, Marco Metra, Giuseppe Massimo Claudio Rosano
Faculty, Staff and Students Publications
Aims: The Heart Failure Frailty Score (HFFS) is a novel, multidimensional tool to assess frailty in patients with heart failure (HF). It has been developed to overcome limitations of existing frailty assessment tools while being practical for clinical use. The HFFS reflects the concept of frailty as a multidimensional, dynamic and potentially reversible state, which increases vulnerability to stressors and risk of poor outcomes in patients with HF.
Methods and results: The HFFS was developed through a Delphi consensus process involving 54 international experts. This approach involved iterative rounds of questionnaires and interviews, where a panel of experts provided their …
Insights On Human Papillomavirus Among Medical Students And Professionals, Fathima Thansiha, Amogha Shree, Rashmi S
Insights On Human Papillomavirus Among Medical Students And Professionals, Fathima Thansiha, Amogha Shree, Rashmi S
Digital Journal of Clinical Medicine
Background: As per World Health Organization, in 2022, 660000 women were diagnosed with cervical cancer worldwide and 350000 women died from the disease. Sexual behaviour is the major risk factor and exposure to Human Papillomavirus has been established as a causative agent in 70-80% of the cases for development of cervical cancer. Most infections with HPV resolve spontaneously and cause no symptoms, persistent infection can cause cervical cancer in women. Effective primary (HPV vaccination) and secondary prevention approaches (screening and treating precancerous lesions) will prevent most cervical cancer cases. Thus, study was conducted with the objective of assessing the knowledge …
Issue 13: Pulmonary & Critical Care Insider, Bharat Bajantri Md, Sarah Ellsworth-Hoffman Mls
Issue 13: Pulmonary & Critical Care Insider, Bharat Bajantri Md, Sarah Ellsworth-Hoffman Mls
Critical Care & Pulmonary
Pulmonary & Critical Care Insider Issue 13
Compiled by Bharat Bajantri, MD, and librarian Sarah Ellsworth, MLS for the clinicians of the Pulmonary and Critical Care team of Parkview.
The Pulmonary & Critical Care Insider newsletter was created by Dr. Bharat Bajantri, MD and Sarah Ellsworth, MLS in 2023 as a form of current awareness for current practice at our hospital, Parkview Health.
Topics: Original Study Summaries from early 2025 with clinical implications:
pGGNs thresholds, Phosphodiesterase-5 Inhibitors with COPD, TTIP ventilation, TAPSE/sPAP Ratio, Propofol, Triglycerides, & Pancreatitis, PEERLESS trial, Metagenomic NGS for SCAP, Termination of Resuscitation (TOR) Guidelines, Intermittent Fasting …
Impact Of Cessation Of Caffeine Citrate Therapy On Intermittent Hypoxemia Patterns Among Preterm Infants Born Before 34 Weeks, Peter Kipkurui Mashep, Roseline Ochieng, Jesse Coleman, Mary Waiyego, Amy Sarah Ginsburg, Dorothy Chomba, Morris Ogero Ondieki, Grace Irimu, William Macharia, Mark Ansermino
Impact Of Cessation Of Caffeine Citrate Therapy On Intermittent Hypoxemia Patterns Among Preterm Infants Born Before 34 Weeks, Peter Kipkurui Mashep, Roseline Ochieng, Jesse Coleman, Mary Waiyego, Amy Sarah Ginsburg, Dorothy Chomba, Morris Ogero Ondieki, Grace Irimu, William Macharia, Mark Ansermino
Paediatrics and Child Health, East Africa
Introduction: Intermittent hypoxemia (IH) is defined as oxygen saturation (SpO2) drop ≥5% from the baseline (set at 90 s preceding the event) to a level less than 90% lasting for ≥5 s. Caffeine citrate, the standard of care for apnea of prematurity, reduces IH events. IH contributes to both short and long-term adverse neurologic outcomes. Standard patient monitors cannot detect IH events due to long averaging times.
Objective: Describe change in patterns of IH events in preterms < 34 weeks before and after cessation of caffeine citrate and factors associated.
Methods: Interrupted time series study design. Data was collected from 1 December 2022 to 30 June 2023. MASIMO RAD-G oximeter was …
Understanding And Addressing Mental Health Challenges Of Families Admitted To The Neonatal Intensive Care Unit., Ashley D. Osborne, Daphna Yasova Barbeau, Tiffany Gladdis, Kara Hansen, Tonia Branche, Emily R. Miller, Christine C. Pazandak, Margaret K. Hoge, Michelle Spencer, Diana Montoya-Williams, Ryan Barbeau, Heather Padratzik, Stephen Lassen
Understanding And Addressing Mental Health Challenges Of Families Admitted To The Neonatal Intensive Care Unit., Ashley D. Osborne, Daphna Yasova Barbeau, Tiffany Gladdis, Kara Hansen, Tonia Branche, Emily R. Miller, Christine C. Pazandak, Margaret K. Hoge, Michelle Spencer, Diana Montoya-Williams, Ryan Barbeau, Heather Padratzik, Stephen Lassen
Manuscripts, Articles, Book Chapters and Other Papers
This article reviews the psychological distress experienced by NICU families, including anxiety, postpartum depression (PPD), and post-traumatic stress disorder (PTSD), in addition to providing recommendations for clinicians at the individual, institutional, and national level. Currently, mental health screenings, specialized evaluations, and treatment options are not routinely offered to NICU families and are frequently under-utilized when offered. Here we provide expert opinion recommendations to address challenges in supporting universal screening, offering bedside interventions, including trained mental health professionals in care plans, updating neonatology training competencies, and advocating for policies that support the mental health of NICU families. We advocate that mental …