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2017

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Articles 8941 - 8970 of 14524

Full-Text Articles in Medicine and Health Sciences

Awareness And Knowledge Among Internal Medicine House-Staff For Dose Adjustment Of Commonly Used Medications In Patients With Ckd, Sikander Surana, Neeru Kumar, Amita Vasudeva, Gulvahid Shaikh, Kenar D. Jhaveri, Hitesh Shah, Deepa Malieckal, Joshua Fogel, Gurwinder Sidhu, Sofia Rubinstein Jan 2017

Awareness And Knowledge Among Internal Medicine House-Staff For Dose Adjustment Of Commonly Used Medications In Patients With Ckd, Sikander Surana, Neeru Kumar, Amita Vasudeva, Gulvahid Shaikh, Kenar D. Jhaveri, Hitesh Shah, Deepa Malieckal, Joshua Fogel, Gurwinder Sidhu, Sofia Rubinstein

Publications and Research

Background: Drug dosing errors result in adverse patient outcomes and are more common in patients with chronic kidney disease (CKD). As internists treat the majority of patients with CKD, we study if Internal Medicine house-staff have awareness and knowledge about the correct dosage of commonly used medications for those with CKD. Methods: A cross-sectional survey was performed and included 341 participants. The outcomes were the awareness of whether a medication needs dose adjustment in patients with CKD and whether there was knowledge for the level of glomerular filtration rate (GFR) a medication needs to be adjusted. Results: The overall pattern …


The Healthy Flea Market, Robin L. Cooper, Kimberly J. Zeidler-Watters, Diane Johnson, Jennifer Wilson Jan 2017

The Healthy Flea Market, Robin L. Cooper, Kimberly J. Zeidler-Watters, Diane Johnson, Jennifer Wilson

Biology Faculty Publications

Learn how rural students in Kentucky shared their classroom knowledge by presenting on health topics and new technologies at flea markets, swap meets, and specialty events such as car shows.


Familial Lung Cancer: A Brief History From The Earliest Work To The Most Recent Studies, Anthony Musolf, Claire Simpson, Mariza De Andrade, Diptasri Mandal, Colette Gaba, Ping Yang, Yafang Li Jan 2017

Familial Lung Cancer: A Brief History From The Earliest Work To The Most Recent Studies, Anthony Musolf, Claire Simpson, Mariza De Andrade, Diptasri Mandal, Colette Gaba, Ping Yang, Yafang Li

Dartmouth Scholarship

Lung cancer is the deadliest cancer in the United States, killing roughly one of four cancer patients in 2016. While it is well-established that lung cancer is caused primarily by environmental effects (particularly tobacco smoking), there is evidence for genetic susceptibility. Lung cancer has been shown to aggregate in families, and segregation analyses have hypothesized a major susceptibility locus for the disease. Genetic association studies have provided strong evidence for common risk variants of small-to-moderate effect. Rare and highly penetrant alleles have been identified by linkage studies, including on 6q23–25. Though not common, some germline mutations have also been identified …


Hair Measurements Of Cortisol, Dhea, And Dhea To Cortisol Ratio As Biomarkers Of Chronic Stress Among People Living With Hiv In China: Known-Group Validation, Shan Qiao Ph.D., Xiaoming Li, Samuele Zilioli, Zheng Chen, Huihua Deng, Juxian Pan, Weigui Guo Jan 2017

Hair Measurements Of Cortisol, Dhea, And Dhea To Cortisol Ratio As Biomarkers Of Chronic Stress Among People Living With Hiv In China: Known-Group Validation, Shan Qiao Ph.D., Xiaoming Li, Samuele Zilioli, Zheng Chen, Huihua Deng, Juxian Pan, Weigui Guo

Faculty Publications

Background

Existing literature suggests that endocrine measures, including the steroid hormones of cortisol and Dehydroepiandrosterone (DHEA), as well as the DHEA to cortisol ratio in the human hair can be used as promising biomarkers of chronic stress among humans. However, data are limited regarding the validity of these measures as biomarkers of chronic stress among people living with HIV (PLWH), whose endocrine system or hypothalamic pituitary adrenal (HPA) axis may be affected by HIV infection and/or antiretroviral therapy (ART) medications.

Method

Using hair sample data and self-reported survey from 60 PLWH in China, we examined the validity of three endocrine …


Association Of Body Mass Index With Dna Methylation And Gene Expression In Blood Cells And Relations To Cardiometabolic Disease: A Mendelian Randomization Approach, Michael M. Mendelson, Riccardo E. Marioni, Roby Joehanes, Chunyu Liu, Åsa K. Hedman, Stella Aslibekyan, Ellen W. Demerath, Weihua Guan, Degui Zhi, Chen Yao, Tianxiao Huan, Christine Willinger, Brian Chen, Paul Courchesne, Michael Multhaup, Marguerite R. Irvin, Ariella Cohain, Eric E. Schadt, Megan L. Grove, Jan Bressler, Kari North, Johan Sundström, Stefan Gustafsson, Sonia Shah, Allan F. Mcrae, Sarah E. Harris, Jude Gibson, Paul Redmond, Janie Corley, Lee Murphy, Donna K. Arnett Jan 2017

Association Of Body Mass Index With Dna Methylation And Gene Expression In Blood Cells And Relations To Cardiometabolic Disease: A Mendelian Randomization Approach, Michael M. Mendelson, Riccardo E. Marioni, Roby Joehanes, Chunyu Liu, Åsa K. Hedman, Stella Aslibekyan, Ellen W. Demerath, Weihua Guan, Degui Zhi, Chen Yao, Tianxiao Huan, Christine Willinger, Brian Chen, Paul Courchesne, Michael Multhaup, Marguerite R. Irvin, Ariella Cohain, Eric E. Schadt, Megan L. Grove, Jan Bressler, Kari North, Johan Sundström, Stefan Gustafsson, Sonia Shah, Allan F. Mcrae, Sarah E. Harris, Jude Gibson, Paul Redmond, Janie Corley, Lee Murphy, Donna K. Arnett

Epidemiology and Environmental Health Faculty Publications

Background

The link between DNA methylation, obesity, and adiposity-related diseases in the general population remains uncertain.

Methods and Findings

We conducted an association study of body mass index (BMI) and differential methylation for over 400,000 CpGs assayed by microarray in whole-blood-derived DNA from 3,743 participants in the Framingham Heart Study and the Lothian Birth Cohorts, with independent replication in three external cohorts of 4,055 participants. We examined variations in whole blood gene expression and conducted Mendelian randomization analyses to investigate the functional and clinical relevance of the findings. We identified novel and previously reported BMI-related differential methylation at 83 CpGs …


Computational Analysis Of Residue Interaction Networks And Coevolutionary Relationships In The Hsp70 Chaperones: A Community- Hopping Model Of Allosteric Regulation And Communication, Gabrielle Stetz, Gennady M. Verkhivker Jan 2017

Computational Analysis Of Residue Interaction Networks And Coevolutionary Relationships In The Hsp70 Chaperones: A Community- Hopping Model Of Allosteric Regulation And Communication, Gabrielle Stetz, Gennady M. Verkhivker

Mathematics, Physics, and Computer Science Faculty Articles and Research

Allosteric interactions in the Hsp70 proteins are linked with their regulatory mechanisms and cellular functions. Despite significant progress in structural and functional characterization of the Hsp70 proteins fundamental questions concerning modularity of the allosteric interaction networks and hierarchy of signaling pathways in the Hsp70 chaperones remained largely unexplored and poorly understood. In this work, we proposed an integrated computational strategy that combined atomistic and coarse-grained simulations with coevolutionary analysis and network modeling of the residue interactions. A novel aspect of this work is the incorporation of dynamic residue correlations and coevolutionary residue dependencies in the construction of allosteric interaction networks …


Genetic Variation Underlying Renal Uric Acid Excretion In Hispanic Children: The Viva La Familia Study, Geetha Chittoor, Karin Haack, Nitesh R. Mehta, Sandra Laston, Shelley A. Cole, Anthony G. Comuzzie, Nancy F. Butte, V. Saroja Voruganti Jan 2017

Genetic Variation Underlying Renal Uric Acid Excretion In Hispanic Children: The Viva La Familia Study, Geetha Chittoor, Karin Haack, Nitesh R. Mehta, Sandra Laston, Shelley A. Cole, Anthony G. Comuzzie, Nancy F. Butte, V. Saroja Voruganti

School of Medicine Publications

Background

Reduced renal excretion of uric acid plays a significant role in the development of hyperuricemia and gout in adults. Hyperuricemia has been associated with chronic kidney disease and cardiovascular disease in children and adults. There are limited genome-wide association studies associating genetic polymorphisms with renal urate excretion measures. Therefore, we investigated the genetic factors that influence the excretion of uric acid and related indices in 768 Hispanic children of the Viva La Familia Study.

Methods

We performed a genome-wide association analysis for 24-h urinary excretion measures such as urinary uric acid/urinary creatinine ratio, uric acid clearance, fractional excretion of …


What's Happening: January 16, 2017, Maine Medical Center Jan 2017

What's Happening: January 16, 2017, Maine Medical Center

What's Happening

No abstract provided.


A Comparison Between Lynch Syndrome And Sporadic Colorectal Cancer Survivors’ Satisfaction With Their Healthcare Providers, Allison M. Burton-Chase, Wendy M. Parker, Katrina M. Polivka, Ellen R. Gritz Jan 2017

A Comparison Between Lynch Syndrome And Sporadic Colorectal Cancer Survivors’ Satisfaction With Their Healthcare Providers, Allison M. Burton-Chase, Wendy M. Parker, Katrina M. Polivka, Ellen R. Gritz

Dartmouth Scholarship

This study evaluated provider satisfaction in a sample of colorectal cancer (CRC) survivors with and without Lynch syndrome (LS). Participants were case–case-matched CRC survivors with (n=75) or without (n=75) LS (mean age of 55; range: 27–93). Participants completed a mailed questionnaire assessing demographics, clinical characteristics, healthcare utilization, psychosocial variables, and provider satisfaction. LS CRC survivors reported lower provider satisfaction scores on three subscales of the Primary Care Assessment Survey: communication (78.14 vs. 83.96; P<0.05), interpersonal treatment (78.58 vs. 85.30; P<0.05), and knowledge of the patient (60.34 vs. 69.86; P<0.01). Among LS CRC survivors, predictors for mean communication and trust subscale scores were location of treatment and socioeconomic status. Higher mean depression scores also were associated with trust, while social support predicted higher satisfaction with communication. Sporadic CRC survivor satisfaction is driven largely by age (communication, interpersonal treatment) and patient anxiety (communication), while seeing a provider more often was associated with increased satisfaction with knowledge of the patient. LS CRC survivors reported lower levels of provider satisfaction than sporadic CRC survivors. LS survivors who received care at The University of Texas MD Anderson Cancer Center, a comprehensive cancer center (CCC), reported higher satisfaction than those receiving care at other institutions. Depressive symptoms and socioeconomic status may impact provider satisfaction ratings. Exploration of other potential predictors of provider satisfaction should be examined in this population. Additionally, further research is needed to examine the potential impact of provider satisfaction on adherence to medical recommendations in LS CRC survivors, particularly those being treated outside of CCCs.


Persistent Amygdala Novelty Response Is Associated With Less Anterior Cingulum Integrity In Trauma-Exposed Women, Seungyeon A. Yoon, Mariann R. Weierich Jan 2017

Persistent Amygdala Novelty Response Is Associated With Less Anterior Cingulum Integrity In Trauma-Exposed Women, Seungyeon A. Yoon, Mariann R. Weierich

Publications and Research

Objectives: We investigated the potential role of cingulum and uncinate fasciculus integrity in trauma-related neural hypervigilance, indexed by less discrimination between amygdala activation to novel and familiar affective images.

Participants: 22 women (mean age 21.7 ± 3.9 years) with a history of trauma, and 20 no-trauma controls (mean age 21.9 ± 4.8 years).

Measures: Trauma exposure and trauma-related symptoms were assessed during structured clinical interview. White matter integrity in the anterior cingulum, parahippocampal cingulum, and uncinate fasciculus was measured using diffusion weighted imaging. Amygdala response to novel and familiar affective scenes was measured with functional magnetic resonance imaging.

Results: Trauma-exposed …


Use Of Grounded Theory In Cardiovascular Research, Patrick J. Dunn, Vasileios Margaritis, Cheryl Anderson Jan 2017

Use Of Grounded Theory In Cardiovascular Research, Patrick J. Dunn, Vasileios Margaritis, Cheryl Anderson

The Qualitative Report

While grounded theory is often cited in the qualitative literature as the methodology, there are few good examples of publications that follow the principles of grounded theory and result in an actual theory. The purpose of this paper is to demonstrate how the Corbin and Strauss (2015) method of grounded theory was used in a study looking at how patients with cardiovascular disease and diabetes develop health literacy skills that are used to manage their condition. The key principles of grounded theory include theoretical sampling, constant comparison, open, axial, and selective coding, the use of memoing, and theoretical saturation. Data …


Incidence Of Venous Thromboembolism In Cancer Patients Treated With Cisplatin Based Chemotherapy - A Cohort Study, Muhammad Nauman Zahir, Quratulain Shaikh, Munira Shabbir-Moosajee, Adnan Abdul Jabbar Jan 2017

Incidence Of Venous Thromboembolism In Cancer Patients Treated With Cisplatin Based Chemotherapy - A Cohort Study, Muhammad Nauman Zahir, Quratulain Shaikh, Munira Shabbir-Moosajee, Adnan Abdul Jabbar

Department of Radiation Oncology

Background: Cancer related thrombosis not only increases morbidity and mortality but also poses a significant financial burden on health care system. Risk of venous thromboembolism (VTE) in these patients substantially increases with the addition of chemotherapy. Lately, cisplatin has been implicated as an independent factor. There is little data estimating the risk of venous thromboembolism in patients receiving cisplatin based chemotherapy when compared to other chemotherapeutic agents.Methods: Patients who had received chemotherapy between November 2010 and October 2012 were retrospectively identified from a single institute cancer registry. 200 patients who had received cisplatin based chemotherapy were identified as the exposed …


Medical School Watercooler Newsletter - January 15, 2017, Lindsey Lyle Jan 2017

Medical School Watercooler Newsletter - January 15, 2017, Lindsey Lyle

Watercooler Newsletter

This is the January 15, 2017 edition of the Frederick P. Whiddon College of Medicine's Newsletter - Watercooler.

Contents Include:

USA Center for Healthy Communities Hosts Community-Engaged Research Forum

Students, Residents and Faculty Named to USA Chapter of Gold Humanism Honor Society

Dr. Gremse Named Chair of ABP Board of Directors

'I'm on the Road to Recovery!'


Structure-Activity And In Vivo Evaluation Of A Novel Lipoprotein Lipase (Lpl) Activator, Werner J. Geldenhuys, Joel Caporoso, Thomas C. Leeper, Yoon-Kwang Lee, Li Lin, Altaf S. Darvesh, Prabodh Sadana Jan 2017

Structure-Activity And In Vivo Evaluation Of A Novel Lipoprotein Lipase (Lpl) Activator, Werner J. Geldenhuys, Joel Caporoso, Thomas C. Leeper, Yoon-Kwang Lee, Li Lin, Altaf S. Darvesh, Prabodh Sadana

Clinical and Translational Science Institute

Elevated triglycerides (TG) contribute towards increased risk for cardiovascular disease. Lipoprotein lipase (LPL) is an enzyme that is responsible for the metabolism of core triglycerides of very-low density lipoproteins (VLDL) and chylomicrons in the vasculature. In this study, we explored the structure-activity relationships of our lead compound (C10d) that we have previously identified as an LPL agonist. We found that the cyclopropyl moiety of C10d is not absolutely necessary for LPL activity. Several substitutions were found to result in loss of LPL activity. The compound C10d was also tested in vivo for its lipid lowering activity. Mice were fed a …


Endothelium In The Pharyngeal Arches 3, 4 And 6 Is Derived From The Second Heart Field., Xia Wang, Dongying Chen, Kelley Chen, Ali Jubran, Annjosette Ramirez, Sophie Astrof Jan 2017

Endothelium In The Pharyngeal Arches 3, 4 And 6 Is Derived From The Second Heart Field., Xia Wang, Dongying Chen, Kelley Chen, Ali Jubran, Annjosette Ramirez, Sophie Astrof

Center for Translational Medicine Faculty Papers

Oxygenated blood from the heart is directed into the systemic circulation through the aortic arch arteries (AAAs). The AAAs arise by remodeling of three symmetrical pairs of pharyngeal arch arteries (PAAs), which connect the heart with the paired dorsal aortae at mid-gestation. Aberrant PAA formation results in defects frequently observed in patients with lethal congenital heart disease. How the PAAs form in mammals is not understood. The work presented in this manuscript shows that the second heart field (SHF) is the major source of progenitors giving rise to the endothelium of the pharyngeal arches 3 - 6, while the endothelium …


Randomized, Double-Blind, Placebo-Controlled Clinical Trial To Assess The Safety And Effectiveness Of A Novel Dual-Action Oral Topical Formulation Against Upper Respiratory Infections, Pranab K. Mukherjee, Frank Esper, Ken Buchheit, Karen Arters, Ina Adkins, Mahmoud A. Ghannoum, Robert A. Salata Jan 2017

Randomized, Double-Blind, Placebo-Controlled Clinical Trial To Assess The Safety And Effectiveness Of A Novel Dual-Action Oral Topical Formulation Against Upper Respiratory Infections, Pranab K. Mukherjee, Frank Esper, Ken Buchheit, Karen Arters, Ina Adkins, Mahmoud A. Ghannoum, Robert A. Salata

Faculty Scholarship

BACKGROUND: Current prevention options for upper respiratory infections (URIs) are not optimal. We conducted a randomized, double-blinded, placebo-controlled pilot clinical trial to evaluate the safety and efficacy of ARMS-Iâ„¢ (currently marketed as Halo™) in the prevention of URIs. METHODS: ARMS-I is patented novel formulation for the prevention and treatment of influenza, comprising a broad-spectrum antimicrobial agent (cetylpyridinium chloride, CPC) and components (glycerin and xanthan gum) that form a barrier on the host mucosa, thus preventing viral contact and invasion. Healthy adults (18—45 years of age) were randomized into ARMS-I or placebo group (50 subjects each). The drug was sprayed intra-orally …


The Effectiveness Of Teamwork Training On Teamwork Behaviors And Team Performance : A Systematic Review And Meta-Analysis Of Controlled Interventions, Desmond Mcewan, Geralyn R. Ruissen, Mark Eys, Bruno D. Zumbo, Mark R. Beauchamp Jan 2017

The Effectiveness Of Teamwork Training On Teamwork Behaviors And Team Performance : A Systematic Review And Meta-Analysis Of Controlled Interventions, Desmond Mcewan, Geralyn R. Ruissen, Mark Eys, Bruno D. Zumbo, Mark R. Beauchamp

Kinesiology and Physical Education Faculty Publications

The objective of this study was to conduct a systematic review and meta-analysis of teamwork interventions that were carried out with the purpose of improving teamwork and team performance, using controlled experimental designs. A literature search returned 16,849 unique articles. The meta-analysis was ultimately conducted on 51 articles, comprising 72 (k) unique interventions, 194 effect sizes, and 8439 participants, using a random effects model. Positive and significant medium-sized effects were found for teamwork interventions on both teamwork and team performance. Moderator analyses were also conducted, which generally revealed positive and significant effects with respect to several sample, intervention, and measurement …


Evidence-Based Multifactorial Assessment Of Preschool-Age Children Who Stutter., Victoria Tumanova, Chagit E. Clark, Dahye Choi Jan 2017

Evidence-Based Multifactorial Assessment Of Preschool-Age Children Who Stutter., Victoria Tumanova, Chagit E. Clark, Dahye Choi

Communication Sciences and Disorders - All Scholarship

This review summarizes extant findings supporting multifactorial models of stuttering within the context of preschool-age stuttering assessment. Evidence is given for a number of speech-language and associated factors/domains to consider when evaluating young children who stutter. Selected factors are presented in two parts: (1) Caregiver Interview and (2) Direct Child Assessment. Factors addressed during caregiver interviews include: gender, time since and age at stuttering onset, family history of stuttering, caregivers’ perception/concerns about stuttering, and temperament. Factors addressed during direct child assessments include: stuttering behaviors, speech-associated attitudes/awareness, speech rate, as well as speech sound and language development. Interactions/relations among factors are …


Combined Aphasia And Apraxia Of Speech Treatment (Caast): Systematic Replications In The Development Of A Novel Treatment, Julie L. Wambaugh, Sandra Wright, Shannon C. Mauszycki, Christina Nessler, Dallin Bailey Jan 2017

Combined Aphasia And Apraxia Of Speech Treatment (Caast): Systematic Replications In The Development Of A Novel Treatment, Julie L. Wambaugh, Sandra Wright, Shannon C. Mauszycki, Christina Nessler, Dallin Bailey

Faculty Publications

Purpose: The purpose of this investigation was to examine the effects of a modified version of a newly developed therapy for aphasia and acquired apraxia of speech (AOS), Combined Aphasia and Apraxia of Speech Treatment (CAAST).

Method: Four speakers with chronic AOS and aphasia received CAAST in the context of multiple baseline designs. Dependent variables included language measures (i.e. production of correct information units (CIUs)) and speech production measures (i.e. speech intelligibility and percent correct consonants (PCC) in sentence repetition).

Result: Three of the participants demonstrated improved CIU production with treated picture sets and two also demonstrated generalization to untreated …


Mission: Fully Alive, Becky St. Clair Jan 2017

Mission: Fully Alive, Becky St. Clair

Andrews Agenda: Campus News

No abstract provided.


Novel Interconnections In Lipid Metabolism Revealed By Overexpression Of Sphingomyelin Synthase-1, Gergana M. Deevska, Patrick P. Dotson Ii, Alexander A. Karakashian, Giorgis Isaac, Mark Wrona, Samuel B. Kelly, Alfred H. Merrill Jr., Mariana N. Nikolova‑Karakashian Jan 2017

Novel Interconnections In Lipid Metabolism Revealed By Overexpression Of Sphingomyelin Synthase-1, Gergana M. Deevska, Patrick P. Dotson Ii, Alexander A. Karakashian, Giorgis Isaac, Mark Wrona, Samuel B. Kelly, Alfred H. Merrill Jr., Mariana N. Nikolova‑Karakashian

Physiology Faculty Publications

This study investigates the consequences of elevating sphingomyelin synthase 1 (SMS1) activity, which generates the main mammalian sphingolipid, sphingomyelin. HepG2 cells stably transfected with SMS1 (HepG2-SMS1) exhibit elevated enzyme activity in vitro and increased sphingomyelin content (mainly C22:0- and C24:0-sphingomyelin) but lower hexosylceramide (Hex-Cer) levels. HepG2-SMS1 cells have fewer triacylglycerols than controls but similar diacylglycerol acyltransferase activity, triacylglycerol secretion, and mitochondrial function. Treatment with 1 mm palmitate increases de novo ceramide synthesis in both cell lines to a similar degree, causing accumulation of C16:0-ceramide (and some C18:0-, C20:0-, and C22:0-ceramides) as well as C16:0- and C18:0-Hex-Cers. In these experiments, the …


In Silico Cd4+, Cd8+ T-Cell And B-Cell Immunity Associated Immunogenic Epitope Prediction And Hla Distribution Analysis Of Zika Virus, Essam Mohammed Janahi, Anupam Dhasmana, Vandana Srivastava, Aditya Narayan Sarangi, Sana Raza, Jamal M. Arif, Madan Lal Brahma Bhatt, Mohtashim Lohani, Mohammaed Y. Areeshi, Anand Murari Saxena, Shafiul Haque Jan 2017

In Silico Cd4+, Cd8+ T-Cell And B-Cell Immunity Associated Immunogenic Epitope Prediction And Hla Distribution Analysis Of Zika Virus, Essam Mohammed Janahi, Anupam Dhasmana, Vandana Srivastava, Aditya Narayan Sarangi, Sana Raza, Jamal M. Arif, Madan Lal Brahma Bhatt, Mohtashim Lohani, Mohammaed Y. Areeshi, Anand Murari Saxena, Shafiul Haque

School of Medicine Publications

Zika virus (ZIKV) is a mosquito-borne flavivirus distributed all over Africa, South America and Asia. The infection with the virus may cause acute febrile sickness that clinically resembles dengue fever, yet there is no vaccine, no satisfactory treatment, and no means of evaluating the risk of the disease or prognosis in the infected people. In the present study, the efficacy of the host's immune response in reducing the risk of infectious diseases was taken into account to carry out immuno-informatics driven epitope screening strategy of vaccine candidates against ZIKV. In this study, HLA distribution analysis was done to ensure the …


Regulation Of Sleep Plasticity By A Thermo-Sensitive Circuit In Drosophila., Angelique Lamaze, Arzu Öztürk-Çolak, Robin Fischer, Nicolai Peschel, Kyunghee Koh, James E.C. Jepson Jan 2017

Regulation Of Sleep Plasticity By A Thermo-Sensitive Circuit In Drosophila., Angelique Lamaze, Arzu Öztürk-Çolak, Robin Fischer, Nicolai Peschel, Kyunghee Koh, James E.C. Jepson

Department of Neuroscience Faculty Papers

Sleep is a highly conserved and essential behaviour in many species, including the fruit fly Drosophila melanogaster. In the wild, sensory signalling encoding environmental information must be integrated with sleep drive to ensure that sleep is not initiated during detrimental conditions. However, the molecular and circuit mechanisms by which sleep timing is modulated by the environment are unclear. Here we introduce a novel behavioural paradigm to study this issue. We show that in male fruit flies, onset of the daytime siesta is delayed by ambient temperatures above 29 °C. We term this effect Prolonged Morning Wakefulness (PMW). We show that …


Characteristics Of Hiv-Infected Children At Enrollment Into Care And At Antiretroviral Therapy Initiation In Central Africa, Adebola Adedimeji, Andrew Edmonds, Donald Hoover, Qiuhu Shi, Jean D'Amour Sinayobye, Martin Nduwinmana, Patricia Lelo, Denis Nash, Kathryn Anastos, Marcel Yotebieng Jan 2017

Characteristics Of Hiv-Infected Children At Enrollment Into Care And At Antiretroviral Therapy Initiation In Central Africa, Adebola Adedimeji, Andrew Edmonds, Donald Hoover, Qiuhu Shi, Jean D'Amour Sinayobye, Martin Nduwinmana, Patricia Lelo, Denis Nash, Kathryn Anastos, Marcel Yotebieng

Publications and Research

Background Despite the World Health Organization (WHO) regularly updating guidelines to recommend earlier initiation of antiretroviral therapy (ART) in children, timely enrollment into care and initiation of ART in sub-Saharan Africa in children lags behind that of adults. The impact of implementing increasingly less restrictive ART guidelines on ART initiation in Central Africa has not been described.

Materials and Methods Data are from the Central Africa International Epidemiologic Databases to Evaluate AIDS (IeDEA) pediatric cohort of 3,426 children (0±15 years) entering HIV care at 15 sites in Burundi, DRC, and Rwanda. Measures include CD4 count, WHO clinical stage, age, and …


"Can You Keep It Real?": Practical, And Culturally Tailored Lifestyle Recommendations By Mexican American Women Diagnosed With Type 2 Diabetes: A Qualitative Study, Sandra Benavides-Vaello, Sharon Brown, Roxanne Vandermause Jan 2017

"Can You Keep It Real?": Practical, And Culturally Tailored Lifestyle Recommendations By Mexican American Women Diagnosed With Type 2 Diabetes: A Qualitative Study, Sandra Benavides-Vaello, Sharon Brown, Roxanne Vandermause

Nursing Faculty Works

Background The purpose of this article is to engage clinicians in a dialogue about ideas on how to provide more specific, contextually relevant, practical and culturally tailored diabetes self-management recommendations as suggested by Mexican-American women diagnosed with type 2 diabetes. Current diabetes self-management recommendations, targeting Mexican Americans in particular, remain largely broad (“reduce your calorie intake” or “cut back on carbs”), overly ambitious (“stop eating tortillas”), and relatively ineffective (Svedbo Engström et al., BMJ Open 6(3):e010249, 2016; Johansson et al., Int J Qual Stud Health Well-being 11, 2016; Oomen et al., The Diabetes Educ 25:220-225, 1999; Franek, Ont Health Technol …


Radiation Induced Apoptosis Of Murine Bone Marrow Cells Is Independent Of Early Growth Response 1 (Egr1), Karine Z. Oben, Beth W. Gachuki, Sara S. Alhakeem, Mary Kathryn Mckenna, Ying Liang, Daret K. St. Clair, Vivek M. Rangnekar, Subbarao Bondada Jan 2017

Radiation Induced Apoptosis Of Murine Bone Marrow Cells Is Independent Of Early Growth Response 1 (Egr1), Karine Z. Oben, Beth W. Gachuki, Sara S. Alhakeem, Mary Kathryn Mckenna, Ying Liang, Daret K. St. Clair, Vivek M. Rangnekar, Subbarao Bondada

Microbiology, Immunology, and Molecular Genetics Faculty Publications

An understanding of how each individual 5q chromosome critical deleted region (CDR) gene contributes to malignant transformation would foster the development of much needed targeted therapies for the treatment of therapy related myeloid neoplasms (t-MNs). Early Growth Response 1 (EGR1) is a key transcriptional regulator of myeloid differentiation located within the 5q chromosome CDR that has been shown to regulate HSC (hematopoietic stem cell) quiescence as well as the master regulator of apoptosis—p53. Since resistance to apoptosis is a hallmark of malignant transformation, we investigated the role of EGR1 in apoptosis of bone marrow cells; a cell population from which …


Correlation Of Positron Emission Tomography/Computed Tomography Scan With Smoking, Tumor Size, Stage And Differentiation In Head And Neck Cancer Patients, Jordan L. Pleitz, Partha Sinha, Emily V. Dressler, Rony K. Aouad Jan 2017

Correlation Of Positron Emission Tomography/Computed Tomography Scan With Smoking, Tumor Size, Stage And Differentiation In Head And Neck Cancer Patients, Jordan L. Pleitz, Partha Sinha, Emily V. Dressler, Rony K. Aouad

Otolaryngology--Head & Neck Surgery Faculty Publications

The goal of this study was to identify associations between positron emission tomography/computed tomography (PET/CT) maximum standardized uptake value (SUVmax) in patients presenting with head and neck squamous cell carcinoma (SCC) with tumor site, size, histologic differentiation, smoking, and diabetes. Charts of patients with oropharyngeal and laryngeal SCC who underwent 18F-fluorodeoxyglucose PET/CT scans were reviewed between May 2007 and August 2013. Statistical analyses included modeling log-transformed SUVmax values by tumor site, size, histologic differentiation, smoking status, and diabetes using unadjusted linear regressions. Differences were considered statistically significant for P< 0.05. A total of 111 patients (54 with oropharynx and 57 with larynx cancers) were included, 83 men and 28 women with an average age of 57.5 years old. There was a significantly higher pack-year smoking history (P = 0.005) in the larynx cancer group. While tumor …


Longitudinal Measurement And Hierarchical Classification Framework For The Prediction Of Alzheimer's Disease, Meiyan Huang, Wei Yang, Qianjin Feng, Wufan Chen, Michael Weiner, Paul Aisen, Ronald Petersen, Clifford R. Jack Jr., William Jagust, John Trojanowki, Arthur W. Toga, Laurel Beckett, Robert C. Green, Andrew Saykin, John Morris, Leslie M. Shaw, Jeffrey Kaye, Joseph Quinn, Lisa Silbert, Betty Lind, Raina Carter, Sara Dolen, Lon S. Schneider, Sonia Pawluczyk, Mauricio Beccera, Liberty Teodoro, Bryan Spann, James Brewer, Helen Vanderswag, Adam Fleisher, Charles D. Smith, Greg A. Jicha, Peter A. Hardy, Partha Sinha, Elizabeth Oates, Gary Conrad Jan 2017

Longitudinal Measurement And Hierarchical Classification Framework For The Prediction Of Alzheimer's Disease, Meiyan Huang, Wei Yang, Qianjin Feng, Wufan Chen, Michael Weiner, Paul Aisen, Ronald Petersen, Clifford R. Jack Jr., William Jagust, John Trojanowki, Arthur W. Toga, Laurel Beckett, Robert C. Green, Andrew Saykin, John Morris, Leslie M. Shaw, Jeffrey Kaye, Joseph Quinn, Lisa Silbert, Betty Lind, Raina Carter, Sara Dolen, Lon S. Schneider, Sonia Pawluczyk, Mauricio Beccera, Liberty Teodoro, Bryan Spann, James Brewer, Helen Vanderswag, Adam Fleisher, Charles D. Smith, Greg A. Jicha, Peter A. Hardy, Partha Sinha, Elizabeth Oates, Gary Conrad

Neurology Faculty Publications

Accurate prediction of Alzheimer’s disease (AD) is important for the early diagnosis and treatment of this condition. Mild cognitive impairment (MCI) is an early stage of AD. Therefore, patients with MCI who are at high risk of fully developing AD should be identified to accurately predict AD. However, the relationship between brain images and AD is difficult to construct because of the complex characteristics of neuroimaging data. To address this problem, we present a longitudinal measurement of MCI brain images and a hierarchical classification method for AD prediction. Longitudinal images obtained from individuals with MCI were investigated to acquire important …


Cerebellar Tdcs: A Novel Approach To Augment Language Treatment Post-Stroke, Rajani Sebastian, Sadhvi Saxena, Kyrana Tsapkini, Andreia V. Faria, Charltien Long, Amy Wright, Cameron Davis, Donna C. Tippett, Antonios P. Mourdoukoutas, Marom Bikson, Pablo Celnik, Argye E. Hillis Jan 2017

Cerebellar Tdcs: A Novel Approach To Augment Language Treatment Post-Stroke, Rajani Sebastian, Sadhvi Saxena, Kyrana Tsapkini, Andreia V. Faria, Charltien Long, Amy Wright, Cameron Davis, Donna C. Tippett, Antonios P. Mourdoukoutas, Marom Bikson, Pablo Celnik, Argye E. Hillis

Publications and Research

People with post-stroke aphasia may have some degree of chronic deficit for which current rehabilitative treatments are variably effective. Accumulating evidence suggests that transcranial direct current stimulation (tDCS) may be useful for enhancing the effects of behavioral aphasia treatment. However, it remains unclear which brain regions should be stimulated to optimize effects on language recovery. Here, we report on the therapeutic potential of right cerebellar tDCS in augmenting language recovery in SMY, who sustained bilateral MCA infarct resulting in aphasia and anarthria. We investigated the effects of 15 sessions of anodal cerebellar tDCS coupled with spelling therapy using a randomized, …


Sports Medicine Potpourri, Marc I. Harwood, Md Jan 2017

Sports Medicine Potpourri, Marc I. Harwood, Md

Department of Family & Community Medicine Presentations and Grand Rounds

Objectives:

At the conclusion of this talk, the learner will be:

  • Thoroughly confused by the whirlwind of information presented
  • But...able to delve into any of the topics at greater length when time permits.

Presentation: 52:03

Audio for PowerPoint slides.