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Articles 1711 - 1740 of 2013

Full-Text Articles in Entire DC Network

Clinical Profile And Containment Of The Ebola Virus Disease Outbreak In Two Large West African Cities, Nigeria, July-September 2014, Chima Ohuabunwo, Celestine Ameh, Oyin Oduyebo, Anthony Ahumibe, Bamidele Mutiu, Adebola Olayinka, Wasiu Gbadamosi, Erika Garcia, Carolina Nanclares, Wale Famiyesin, Abdulaziz Mohammed, Patrick Nguku, Richard I. Koko, Joshua Obasanya, Durojaye Adebayo, Yemi Gbadegesin, Oni Idigbe, Olukayode Oguntimehin, Sara Nyanti, Charles Nzuki, Ismail Abdus-Salam, Joseph Adeyemi, Nnanna Onyekwere, Emmanuel Musa, David Brett-Major, Faisal Shuaib, Abdulsalami Nasidi Jan 2016

Clinical Profile And Containment Of The Ebola Virus Disease Outbreak In Two Large West African Cities, Nigeria, July-September 2014, Chima Ohuabunwo, Celestine Ameh, Oyin Oduyebo, Anthony Ahumibe, Bamidele Mutiu, Adebola Olayinka, Wasiu Gbadamosi, Erika Garcia, Carolina Nanclares, Wale Famiyesin, Abdulaziz Mohammed, Patrick Nguku, Richard I. Koko, Joshua Obasanya, Durojaye Adebayo, Yemi Gbadegesin, Oni Idigbe, Olukayode Oguntimehin, Sara Nyanti, Charles Nzuki, Ismail Abdus-Salam, Joseph Adeyemi, Nnanna Onyekwere, Emmanuel Musa, David Brett-Major, Faisal Shuaib, Abdulsalami Nasidi

Journal Articles: Epidemiology

INTRODUCTION: The Ebola virus disease (EVD) outbreak in Nigeria began when an infected diplomat from Liberia arrived in Lagos, the most populous city in Africa, with subsequent transmission to another large city.

METHODS: First-, second-, and third-generation contacts were traced, monitored, and classified. Symptomatic contacts were managed at Ebola treatment centers as suspected, probable, and confirmed EVD cases using standard operating procedures adapted from the World Health Organization EVD guidelines. Reverse transcription PCR tests confirmed EVD. Socio-demographic, clinical, hospitalization, and outcome data of the July-September 2014 Nigeria EVD cohort were analyzed.

RESULTS: The median age of the 20 EVD cases …


Effect Of Anthelminthic Treatment On Helminth Infection And Related Anaemia Among School-Age Children In Northwestern Ethiopia, Yonas Yimam, Abraham Degarege, Berhanu Erko Jan 2016

Effect Of Anthelminthic Treatment On Helminth Infection And Related Anaemia Among School-Age Children In Northwestern Ethiopia, Yonas Yimam, Abraham Degarege, Berhanu Erko

Journal Articles: Epidemiology

BACKGROUND: Information about improvements in the health status of population at-risk of helminth infection after anthelminthic treatment helps to evaluate the effectiveness of the large scale deworming program. The objectives of this study were to assess the impact of anthelminthic treatment on the prevalence and intensity of intestinal helminth infection, haemoglobin level and prevalence of anaemia among school-age children.

METHODS: A total of 403 children attending Tikur Wuha Elementary School in Jiga, northwestern Ethiopia were enrolled in this study between February and March 2011. Formol-ether concentration and Kato-Katz methods were used to examine stool for intestinal helminth infections at baseline …


Effect Of Vitamins C And E On Endothelial Function In Type 1 Diabetes Mellitus, Rachel-Marie Cazeau, Hong Huang, John A. Bauer, Robert P. Hoffman Jan 2016

Effect Of Vitamins C And E On Endothelial Function In Type 1 Diabetes Mellitus, Rachel-Marie Cazeau, Hong Huang, John A. Bauer, Robert P. Hoffman

Pediatrics Faculty Publications

Background/Objectives. Endothelial dysfunction due to hyperglycemia-induced oxidative damage is an important predictor of future cardiovascular risk in patients with type 1 diabetes mellitus (T1DM) and is present in adolescent T1DM. We hypothesized that combined treatment with the antioxidant vitamins C and E might improve endothelial function (EF) and other biochemical risk factors in adolescents with T1DM. Subjects/Methods. Open-label antioxidant supplementation was given for six weeks with endpoint measurements collected at baseline and study completion. Endpoints measured included EF and plasma measurements of biochemical endothelial risk. Results. Two males and 7 females were studied. Mean age was 12.9 ± 0.9 yrs; …


Neighborhood-Level Poverty At Menarche And Prepregnancy Obesity In African-American Women, Andrea E. Cassidy-Bushrow, Rosalind M. Peters, Charlotte Burmeister, Lawrence F. Bielak, Dayna A. Johnson Jan 2016

Neighborhood-Level Poverty At Menarche And Prepregnancy Obesity In African-American Women, Andrea E. Cassidy-Bushrow, Rosalind M. Peters, Charlotte Burmeister, Lawrence F. Bielak, Dayna A. Johnson

Public Health Sciences Articles

Introduction: Menarche is a critical time point in a woman's reproductive system development; exposures at menarche may influence maternal health. Living in a poorer neighborhood is associated with adult obesity; however, little is known if neighborhood factors at menarche are associated with prepregnancy obesity.

Methods: We examined the association of neighborhood-level poverty at menarche with prepregnancy body mass index category in 144 pregnant African-American women. Address at menarche was geocoded to census tract (closest to year of menarche); neighborhood-level poverty was defined as the proportion of residents living under the federal poverty level. Cumulative logistic regression was used to examine …


Working Sandwich Generation Women Utilize Strategies Within And Between Roles To Achieve Role Balance, Kiah Evans, J. L. Millsteed, Janet E. Richmond Phd, Marita Falkmer, Torbjorn Falkmer, Sonya Girdler Jan 2016

Working Sandwich Generation Women Utilize Strategies Within And Between Roles To Achieve Role Balance, Kiah Evans, J. L. Millsteed, Janet E. Richmond Phd, Marita Falkmer, Torbjorn Falkmer, Sonya Girdler

Research outputs 2014 to 2021

Increasingly, women simultaneously balance the roles of mother, parental carer and worker. However, individual role balance strategies among these working 'sandwich' generation women have not been thoroughly explored. Eighteen women combining these three roles were interviewed about their individual role balance strategies. Findings were identified through the framework analysis technique, underpinned by the Model of Juggling Occupations. Achieving and maintaining role balance was explained as a complex process accomplished through a range of strategies. Findings revealed the women used six within-role balance strategies: living with integrity, being the best you can, doing what you love, loving what you do, remembering …


Bone Health Echo: Telementoring To Improve Osteoporosis Care, E Michael Lewiecki, Matthew F. Bouchonville, David H. Chafey, Arthur Bankhurst, Sanjeev Arora Jan 2016

Bone Health Echo: Telementoring To Improve Osteoporosis Care, E Michael Lewiecki, Matthew F. Bouchonville, David H. Chafey, Arthur Bankhurst, Sanjeev Arora

Project ECHO Bibliography

Extension for Community Healthcare Outcomes creates knowledge networks that enable a transition from centralized specialty care at academic institutions to empowerment of primary care providers to provide more highly skilled care closer to home.


Locations Of Physical Activity As Assessed By Gps In Young Adolescents., Jordan A. Carlson, Jasper Schipperijn, Jacqueline Kerr, Brian E. Saelens, Loki Natarajan, Lawrence D. Frank, Karen Glanz, Terry L. Conway, Kelli L. Cain, James F. Sallis, J E. Chapman Jan 2016

Locations Of Physical Activity As Assessed By Gps In Young Adolescents., Jordan A. Carlson, Jasper Schipperijn, Jacqueline Kerr, Brian E. Saelens, Loki Natarajan, Lawrence D. Frank, Karen Glanz, Terry L. Conway, Kelli L. Cain, James F. Sallis, J E. Chapman

Manuscripts, Articles, Book Chapters and Other Papers

OBJECTIVES: To compare adolescents' physical activity at home, near home, at school, near school, and at other locations.

METHODS: Adolescents (N = 549) were ages 12 to 16 years (49.9% girls, 31.3% nonwhite or Hispanic) from 447 census block groups in 2 US regions. Accelerometers and Global Positioning System devices assessed minutes of and proportion of time spent in moderate to vigorous physical activity (MVPA) in each of the 5 locations. Mixed-effects regression compared MVPA across locations and demographic factors.

RESULTS: Forty-two percent of adolescents' overall MVPA occurred at school, 18.7% at home, 18.3% in other (nonhome, nonschool) locations, and …


Dog Walking Among Adolescents: Correlates And Contribution To Physical Activity., Jessa K. Engelberg, Jordan A. Carlson, Terry L. Conway, Kelli L. Cain, Brian E. Saelens, Karen Glanz, Lawrence D. Frank, James F. Sallis Jan 2016

Dog Walking Among Adolescents: Correlates And Contribution To Physical Activity., Jessa K. Engelberg, Jordan A. Carlson, Terry L. Conway, Kelli L. Cain, Brian E. Saelens, Karen Glanz, Lawrence D. Frank, James F. Sallis

Manuscripts, Articles, Book Chapters and Other Papers

PURPOSE: To assess the association of dog walking with adolescents' moderate-to-vigorous physical activity (MVPA) and body mass index (BMI), and identify correlates of dog walking.

METHODS/DESIGN: Participants were 12-17year-olds (n=925) from the Baltimore, MD and Seattle, WA regions. Differences in accelerometer-assessed minutes/day of MVPA and self-reported BMI (percentile) were compared among adolescents (1) without a dog (n=441) and those with a dog who (2) did (≥1days/week, n=300) or (3) did not (n=184) walk it. Correlates of (1) dog walking (any vs. none) among adolescents with dogs (n=484), and (2) days/week of dog walking among dog walkers (n=300) were investigated. Potential …


Singaporean Mothers' Perception Of Their Three-Year-Old Child's Weight Status: A Cross-Sectional Study, Tuck Seng Cheng, Et Al., Yee-Man Ivy Lau Jan 2016

Singaporean Mothers' Perception Of Their Three-Year-Old Child's Weight Status: A Cross-Sectional Study, Tuck Seng Cheng, Et Al., Yee-Man Ivy Lau

Research Collection School of Social Sciences

Objective: Inaccurate parental perception of their child's weight status is commonly reported in Western countries. It is unclear whether similar misperception exists in Asian populations. This study aimed to evaluate the ability of Singaporean mothers to accurately describe their three-year-old child's weight status verbally and visually.


Placental Epigenetics In Children’S Environmental Health, Carmen Marsit Jan 2016

Placental Epigenetics In Children’S Environmental Health, Carmen Marsit

Dartmouth Scholarship

There is a growing interest in understanding the mechanisms that drive the developmental origins of health and disease, and the role of epigenetic regulation has risen to the forefront of these studies. In particular, the placenta may be a model organ to consider as a mediator of the impact of the environment on developmental programming of children's health, as this organ plays a critical role in directing development and regulating the fetal environment. Several recent studies have begun to examine how environmental toxicant exposures can impact the placental epigenome, focusing on studies of DNA methylation and microRNA expression. This review …


Nutritional Status And Tuberculosis Risk In Adult And Pediatric Household Contacts, Omowunmi Aibana, Xeno Acharya, Chuan-Chin Huang, Mercedes C Becerra, Jerome T Galea, Silvia S Chiang, Carmen Contreras, Roger Calderon, Rosa Yataco, Gustavo E Velásquez, Karen Tintaya, Judith Jimenez, Leonid Lecca, Megan B Murray Jan 2016

Nutritional Status And Tuberculosis Risk In Adult And Pediatric Household Contacts, Omowunmi Aibana, Xeno Acharya, Chuan-Chin Huang, Mercedes C Becerra, Jerome T Galea, Silvia S Chiang, Carmen Contreras, Roger Calderon, Rosa Yataco, Gustavo E Velásquez, Karen Tintaya, Judith Jimenez, Leonid Lecca, Megan B Murray

Faculty, Staff and Student Publications

BACKGROUND: Studies show obesity decreases risk of tuberculosis (TB) disease. There is limited evidence on whether high body mass index also protects against TB infection; how very high body mass indices influence TB risk; or whether nutritional status predicts this risk in children. We assessed the impact of body mass index on incident TB infection and disease among adults and children.

METHODS AND FINDINGS: We conducted a prospective cohort study among household contacts of pulmonary TB cases in Lima, Peru. We determined body mass index at baseline and followed participants for one year for TB infection and disease. We used …


Evaluation Of Total Daily Dose And Glycemic Control For Patients Taking U-500 Regular Insulin Admitted To The Hospital, Andrew O/ Paulus, Jeffrey A. Colburn, Mark W. True, Darrick J. Beckman, Richard P. Davis, Jana L. Wardian Phd, Sky D. Graybill, Irene Folaron, Jack E. Lewi Jan 2016

Evaluation Of Total Daily Dose And Glycemic Control For Patients Taking U-500 Regular Insulin Admitted To The Hospital, Andrew O/ Paulus, Jeffrey A. Colburn, Mark W. True, Darrick J. Beckman, Richard P. Davis, Jana L. Wardian Phd, Sky D. Graybill, Irene Folaron, Jack E. Lewi

Journal Articles: Hospital Medicine

OBJECTIVE: Patients using U-500 regular insulin are severely insulin resistant, requiring high doses of insulin. It has been observed that a patient's insulin requirements may dramatically decrease during hospitalization. This study sought to systematically investigate this phenomenon.

METHODS: We performed a retrospective chart review of patients with U-500 insulin outpatient regimens who were admitted to the San Antonio Military Medical Center over a 5-year period. Each patient's outpatient total daily dose (TDD) of insulin was compared to the average inpatient TDD. The outpatient estimated average glucose (eAG) was calculated from the glycated hemoglobin (HbA1c) and compared to the average inpatient …


Ethnic Differences In Maternal Adipokines During Normal Pregnancy, Xinhua Chen, Theresa O Scholl Dec 2015

Ethnic Differences In Maternal Adipokines During Normal Pregnancy, Xinhua Chen, Theresa O Scholl

Rowan-Virtua School of Osteopathic Medicine Departmental Research

Two adipokines (adiponectin and resistin) have opposite relations with insulin resistance and inflammation. Our major focus was to determine whether there were detectable ethnic differences in maternal adipokines during pregnancy. We also explored the correlation of the adipokines with maternal glucose homeostasis, blood pressure and anthropometric parameters. Pregnant women (n = 1634) were from a large prospective cohort study in Camden NJ (African-American 36.8%; Hispanic 47.6%; Caucasian 15.6%). Serum adiponectin and resistin were measured at entry (week 16.8) and the 3rd trimester (week 30.7) using the Luminex xMapTechnology. Significant differences were observed among ethnic groups, controlling for confounding variables. African …


Effectiveness Of Food-Demos To Increase Nutrition Knowledge, Megan Hemmelgarn Dec 2015

Effectiveness Of Food-Demos To Increase Nutrition Knowledge, Megan Hemmelgarn

Honors Projects

This research investigated the effectiveness of a one-time food-demo at increasing the knowledge and improving the behavior of vegetable and diary consumption in the diets of college-aged females. Participation included a convenience sample of 26 college-aged females living in residence halls at a Bowling Green State University in Northwest Ohio. Testing was delivered before intervention as a baseline of knowledge and diet behavior. Post-testing was delivered immediately after intervention and evaluated any gain in knowledge from the baseline. One-month after intervention, post 2-testing was distributed evaluating retention of knowledge and behavioral change. Overall, participants experienced knowledge gain immediately after intervention …


Chronic Ethanol Exposure Enhances The Aggressiveness Of Breast Cancer: The Role Of P38Γ, Mei Xu, Siying Wang, Zhenhua Ren, Jacqueline A. Frank, Xiuwei H. Yang, Zhuo Zhang, Zun-Ji Ke, Xianglin Shi, Jia Luo Dec 2015

Chronic Ethanol Exposure Enhances The Aggressiveness Of Breast Cancer: The Role Of P38Γ, Mei Xu, Siying Wang, Zhenhua Ren, Jacqueline A. Frank, Xiuwei H. Yang, Zhuo Zhang, Zun-Ji Ke, Xianglin Shi, Jia Luo

Pharmacology and Nutritional Sciences Faculty Publications

Both epidemiological and experimental studies suggest that ethanol may enhance aggressiveness of breast cancer. We have previously demonstrated that short term exposure to ethanol (12–48 hours) increased migration/invasion in breast cancer cells overexpressing ErbB2, but not in breast cancer cells with low expression of ErbB2, such as MCF7, BT20 and T47D breast cancer cells. In this study, we showed that chronic ethanol exposure transformed breast cancer cells that were not responsive to short term ethanol treatment to a more aggressive phenotype. Chronic ethanol exposure (10 days - 2 months) at 100 (22 mM) or 200 mg/dl (44 mM) caused the …


Potential Impact Of Prescribing Metformin According To Egfr Rather Than Serum Creatinine, Delphine S. Tuot, Feng Lin, Michael G. Shlipak, Vanessa Grubbs, Chi-Yuan Hsu, Jerry Yee, Vahakn Shahinian, Rajiv Saran, Sharon Saydah, Desmond E. Williams, Neil R. Powe Nov 2015

Potential Impact Of Prescribing Metformin According To Egfr Rather Than Serum Creatinine, Delphine S. Tuot, Feng Lin, Michael G. Shlipak, Vanessa Grubbs, Chi-Yuan Hsu, Jerry Yee, Vahakn Shahinian, Rajiv Saran, Sharon Saydah, Desmond E. Williams, Neil R. Powe

Nephrology Articles

OBJECTIVE: Many societies recommend using estimated glomerular filtration rate (eGFR) rather than serum creatinine (sCr) to determine metformin eligibility. We examined the potential impact of these recommendations on metformin eligibility among U.S. adults.

RESEARCH DESIGN AND METHODS: Metformin eligibility was assessed among 3,902 adults with diabetes who participated in the 1999-2010 National Health and Nutrition Examination Surveys and reported routine access to health care, using conventional sCr thresholds (eligible if

RESULTS: Among adults with sCr above conventional cutoffs, MDRD eGFR ≥45 mL/min/1.73 m(2) was most common among men (adjusted odds ratio [aOR] 33.3 [95% CI 7.4-151.5] vs. women) and non-Hispanic …


Employment Status And Participation In Cardiac Rehabilitation: Does Encouraging Earlier Enrollment Improve Attendance?, Quinn R. Pack, Ray W. Squires, Claudia Valdez-Lowe, Mouhamad Mansour, Randal J. Thomas, Steven J. Keteyian Nov 2015

Employment Status And Participation In Cardiac Rehabilitation: Does Encouraging Earlier Enrollment Improve Attendance?, Quinn R. Pack, Ray W. Squires, Claudia Valdez-Lowe, Mouhamad Mansour, Randal J. Thomas, Steven J. Keteyian

Cardiology Articles

PURPOSE: For patients hospitalized for a cardiac event, an earlier appointment to outpatient cardiac rehabilitation (CR) increases participation. However, it is unknown what effect hastening CR enrollment might have among employed patients planning to return to work (RTW).

METHODS: Using 2 complementary data sets from Henry Ford Hospital (HFH) and Mayo Clinic, we assessed when employed patients eligible for CR anticipated a RTW, the impact of an earlier appointment on CR enrollment, and the effect of employment status on the number of CR sessions attended. Patients at HFH attended CR at either 8 or 42 days (through randomization), whereas Mayo …


A Pilot Comparison Of Phospolipidated Lutein To Conventional Lutein For Effects On Plasma Lutein Concentrations In Adult People., Robert A Disilvestro, Sara Thomas, Earl Harrison, Alice Epitropoulos Oct 2015

A Pilot Comparison Of Phospolipidated Lutein To Conventional Lutein For Effects On Plasma Lutein Concentrations In Adult People., Robert A Disilvestro, Sara Thomas, Earl Harrison, Alice Epitropoulos

Ambulatory and Primary Care Articles

BACKGROUND: The percent absorption of lutein from supplements falls well below that from lutein enriched egg yolk, a rich source of phospholipids. Therefore, a supplement of lutein plus phospholipids was tested for effects on serum accumulation.

METHODS: A 10 day supplementation with a solid-lipid particle (SLP) lutein complex or conventional lutein ester was done in apparently healthy people (both supplement types taken with fat containing meals). Plasma lutein was measured pre- and post-supplementation as well as 7 days after supplementation stopped. Changes within each supplement group were analyzed by paired t-test; group comparisons were done by unpaired t-test.

RESULTS: The …


Caffeine And Progression Of Parkinson Disease: A Deleterious Interaction With Creatine., David K. Simon, Cai Wu, Barbara C. Tilley, Anne-Marie Wills, Michael J. Aminoff, Jacquelyn Bainbridge, Robert A. Hauser, Jay S. Schneider, Saloni Sharma, Carlos Singer, Caroline M. Tanner, Daniel Truong, Pei Shieen Wong Oct 2015

Caffeine And Progression Of Parkinson Disease: A Deleterious Interaction With Creatine., David K. Simon, Cai Wu, Barbara C. Tilley, Anne-Marie Wills, Michael J. Aminoff, Jacquelyn Bainbridge, Robert A. Hauser, Jay S. Schneider, Saloni Sharma, Carlos Singer, Caroline M. Tanner, Daniel Truong, Pei Shieen Wong

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

OBJECTIVE: Increased caffeine intake is associated with a lower risk of Parkinson disease (PD) and is neuroprotective in mouse models of PD. However, in a previous study, an exploratory analysis suggested that, in patients taking creatine, caffeine intake was associated with a faster rate of progression. In the current study, we investigated the association of caffeine with the rate of progression of PD and the interaction of this association with creatine intake.

METHODS: Data were analyzed from a large phase 3 placebo-controlled clinical study of creatine as a potentially disease-modifying agent in PD. Subjects were recruited for this study from …


A Comparison Of A Multistate Inpatient Ehr Database To The Hcup Nationwide Inpatient Sample., Jonathan P Deshazo, Mark A Hoffman Sep 2015

A Comparison Of A Multistate Inpatient Ehr Database To The Hcup Nationwide Inpatient Sample., Jonathan P Deshazo, Mark A Hoffman

Manuscripts, Articles, Book Chapters and Other Papers

BACKGROUND: The growing availability of electronic health records (EHRs) in the US could provide researchers with a more detailed and clinically relevant alternative to using claims-based data.

METHODS: In this study we compared a very large EHR database (Health Facts©) to a well-established population estimate (Nationwide Inpatient Sample). Weighted comparisons were made using t-value and relative difference over diagnoses and procedures for the year 2010.

RESULTS: The two databases have a similar distribution pattern across all data elements, with 24 of 50 data elements being statistically similar between the two data sources. In general, differences that were found are consistent …


Association Of Hyperchloremia With Hospital Mortality In Critically Ill Septic Patients, Javier A. Neyra, Fabrizio Canepa-Escaro, Xilong Li, John Manllo, Beverley Adams-Huet, Jerry Yee, Lenar Yessayan Sep 2015

Association Of Hyperchloremia With Hospital Mortality In Critically Ill Septic Patients, Javier A. Neyra, Fabrizio Canepa-Escaro, Xilong Li, John Manllo, Beverley Adams-Huet, Jerry Yee, Lenar Yessayan

Nephrology Articles

OBJECTIVES: Hyperchloremia is frequently observed in critically ill patients in the ICU. Our study aimed to examine the association of serum chloride (Cl) levels with hospital mortality in septic ICU patients.

DESIGN: Retrospective cohort study.

SETTING: Urban academic medical center ICU.

PATIENTS: ICU adult patients with severe sepsis or septic shock who had Cl measured on ICU admission were included. Those with baseline estimated glomerular filtration rate less than 15 mL/min/1.73 m or chronic dialysis were excluded.

INTERVENTIONS: None.

MEASUREMENTS AND MAIN RESULTS: Of 1,940 patients included in the study, 615 patients (31.7%) had hyperchloremia (Cl ≥ 110 mEq/L) on …


Genetics Of Plasminogen Activator Inhibitor-1 (Pai-1) In A Ghanaian Population, Marquitta J. White, Nuri M. Kodaman, Reed H. Harder, Folkert W. Asselbergs, Douglas E. Vaughan, Nancy J. Brown, Jason H. Moore, Scott M. Williams Aug 2015

Genetics Of Plasminogen Activator Inhibitor-1 (Pai-1) In A Ghanaian Population, Marquitta J. White, Nuri M. Kodaman, Reed H. Harder, Folkert W. Asselbergs, Douglas E. Vaughan, Nancy J. Brown, Jason H. Moore, Scott M. Williams

Dartmouth Scholarship

Plasminogen activator inhibitor 1 (PAI-1), a major modulator of the fibrinolytic system, is an important factor in cardiovascular disease (CVD) susceptibility and severity. PAI-1 is highly heritable, but the few genes associated with it explain only a small portion of its variation. Studies of PAI-1 typically employ linear regression to estimate the effects of genetic variants on PAI-1 levels, but PAI-1 is not normally distributed, even after transformation. Therefore, alternative statistical methods may provide greater power to identify important genetic variants. Additionally, most genetic studies of PAI-1 have been performed on populations of European descent, limiting the generalizability of their …


Association Between Arsenic Exposure From Drinking Water And Longitudinal Change In Blood Pressure Among Heals Cohort Participants, Jieying Jiang, Mengling Liu, Faruque Parvez, Binhuan Wang, Fen Wu, Mahbub Eunus, Sripal Bangalore, Jonathan D. Newman, Alauddin Ahmed, Tariqul Islam, Muhammed Rakibuz-Zaman, Rabiul Hasan, Golam Sarwar, Diane Levy, Vesna Slavkovich, Maria Argos, Molly Scannell Bryan, Shohreh F. Farzan, Richard B. Hayes, Joseph H. Graziano, Habibul Ahsan, Yu Chen Aug 2015

Association Between Arsenic Exposure From Drinking Water And Longitudinal Change In Blood Pressure Among Heals Cohort Participants, Jieying Jiang, Mengling Liu, Faruque Parvez, Binhuan Wang, Fen Wu, Mahbub Eunus, Sripal Bangalore, Jonathan D. Newman, Alauddin Ahmed, Tariqul Islam, Muhammed Rakibuz-Zaman, Rabiul Hasan, Golam Sarwar, Diane Levy, Vesna Slavkovich, Maria Argos, Molly Scannell Bryan, Shohreh F. Farzan, Richard B. Hayes, Joseph H. Graziano, Habibul Ahsan, Yu Chen

Dartmouth Scholarship

Background:

Cross-sectional studies have shown associations between arsenic exposure and prevalence of high blood pressure; however, studies examining the relationship of arsenic exposure with longitudinal changes in blood pressure are lacking.

Method:

We evaluated associations of arsenic exposure in relation to longitudinal change in blood pressure in 10,853 participants in the Health Effects of Arsenic Longitudinal Study (HEALS). Arsenic was measured in well water and in urine samples at baseline and in urine samples every 2 years after baseline. Mixed-effect models were used to estimate the association of baseline well and urinary creatinine-adjusted arsenic with annual change in blood pressure …


Consumption Of Sutherlandia Frutescens By Hiv-Seropositive South African Adults: An Adaptive Double-Blind Randomized Placebo Controlled Trial., Douglas Wilson, Kathy Goggin, Karen Williams, Mary M. Gerkovich, Nceba Gqaleni, James Syce, Patricia Bartman, Quinton Johnson, William R. Folk Jul 2015

Consumption Of Sutherlandia Frutescens By Hiv-Seropositive South African Adults: An Adaptive Double-Blind Randomized Placebo Controlled Trial., Douglas Wilson, Kathy Goggin, Karen Williams, Mary M. Gerkovich, Nceba Gqaleni, James Syce, Patricia Bartman, Quinton Johnson, William R. Folk

Manuscripts, Articles, Book Chapters and Other Papers

BACKGROUND: Sutherlandia frutescens (L.) R. Br. is widely used as an over the counter complementary medicine and in traditional medications by HIV seropositive adults living in South Africa; however the plant's safety has not been objectively studied. An adaptive two-stage randomized double-blind placebo controlled study was used to evaluate the safety of consuming dried S. frutescens by HIV seropositive adults with CD4 T-lymphocyte count of >350 cells/μL.

METHODS: In Stage 1 56 participants were randomized to S. frutescens 400, 800 or 1,200 mg twice daily or matching placebo for 24 weeks. In Stage 2 77 additional participants were randomized to …


Fetal, Neonatal, Infant, And Child International Growth Standards: An Unprecedented Opportunity For An Integrated Approach To Assess Growth And Development., Cutberto Garza Jul 2015

Fetal, Neonatal, Infant, And Child International Growth Standards: An Unprecedented Opportunity For An Integrated Approach To Assess Growth And Development., Cutberto Garza

Global Health Faculty Publications

The recent publication of fetal growth and gestational age-specific growth standards by the International Fetal and Newborn Growth Consortium for the 21st Century Project and the previous publication by the WHO of infant and young child growth standards based on the WHO Multicentre Growth Reference Study enable evaluations of growth from ∼9 wk gestation to 5 y. The most important features of these projects are the prescriptive approach used for subject selection and the rigorous testing of the assertion that growth is very similar among geographically and ethnically diverse nonisolated populations when health, nutrition, and other care needs are met …


Obesity Early In Adulthood Increases Risk But Does Not Affect Outcomes Of Hepatocellular Carcinoma, Manal M. Hassan, Reham Abdel-Wahab, Ahmed Kaseb, Ahmed Shalaby, Alexandria Phan, Hashem El-Serag, Ernest Hawk, Jeff Morris, Kanwal Pratap Singh Raghav, Ju-Seog Lee, Jean-Nicolas Vauthey, Gehan Bortus, Harrys Torres, Christopher Amos, Robert Wolff, Donghui Li Jul 2015

Obesity Early In Adulthood Increases Risk But Does Not Affect Outcomes Of Hepatocellular Carcinoma, Manal M. Hassan, Reham Abdel-Wahab, Ahmed Kaseb, Ahmed Shalaby, Alexandria Phan, Hashem El-Serag, Ernest Hawk, Jeff Morris, Kanwal Pratap Singh Raghav, Ju-Seog Lee, Jean-Nicolas Vauthey, Gehan Bortus, Harrys Torres, Christopher Amos, Robert Wolff, Donghui Li

Dartmouth Scholarship

Despite the significant association between obesity and several cancers, it has been difficult to establish an association between obesity and hepatocellular carcinoma (HCC). Patients with HCC often have ascites, making it a challenge to accurately determine body mass index (BMI), and many factors contribute to the development of HCC. We performed a case–control study to investigate whether obesity early in adulthood affects risk, age of onset, or outcomes of patients with HCC.


Space Environmental Factor Impacts Upon Murine Colon Microbiota And Mucosal Homeostasis, Lauren E. Ritchie, Stella S. Taddeo, Brad R. Weeks, Florence Lima, Susan A. Bloomfield, M. Andrea Azcarate-Peril, Sara R. Zwart, Scott M. Smith, Nancy D. Turner Jun 2015

Space Environmental Factor Impacts Upon Murine Colon Microbiota And Mucosal Homeostasis, Lauren E. Ritchie, Stella S. Taddeo, Brad R. Weeks, Florence Lima, Susan A. Bloomfield, M. Andrea Azcarate-Peril, Sara R. Zwart, Scott M. Smith, Nancy D. Turner

Internal Medicine Faculty Publications

Astronaut intestinal health may be impacted by microgravity, radiation, and diet. The aim of this study was to characterize how high and low linear energy transfer (LET) radiation, microgravity, and elevated dietary iron affect colon microbiota (determined by 16S rDNA pyrosequencing) and colon function. Three independent experiments were conducted to achieve these goals: 1) fractionated low LET γ radiation (137Cs, 3 Gy, RAD), high Fe diet (IRON) (650 mg/kg diet), and a combination of low LET γ radiation and high Fe diet (IRON+RAD) in male Sprague-Dawley rats; 2) high LET 38Si particle exposure (0.050 Gy), 1/6 G …


Genome-Wide Association Study And Admixture Mapping Reveal New Loci Associated With Total Ige Levels In Latinos, Maria Pino-Yanes, Christopher R. Gignoux, Joshua M. Galanter, Albert M. Levin, Catarina D. Campbell, Celeste Eng, Scott Huntsman, Katherine K. Nishimura, Pierre-Antoine Gourraud, Kiana Mohajeri, Brian O'Roak, Donglei Hu, Rasika A. Mathias, Elizabeth A. Nguyen, Lindsey A. Roth, Badri Padhukasahasram, Andres Moreno-Estrada, Karla Sandoval, Cheryl A. Winkler, Fred Lurmann, Adam Davis, Harold J. Farber, Kelley Meade, Pedro C. Avila, Denise Serebrisky, Rocio Chapela, Jean G. Ford, Michael A. Lenoir, Shannon M. Thyne, Emerita Brigino-Buenaventura, Luisa N. Borrell, William Rodriguez-Cintron, Saunak Sen, Rajesh Kumar, Jose R. Rodriguez-Santana, Carlos D. Bustamante, Fernando D. Martinez, Benjamin A. Raby, Scott T. Weiss, Dan L. Nicolae, Carole Ober, Deborah A. Meyers, Eugene R. Bleecker, Steven J. Mack, Ryan D. Hernandez, Evan E. Eichler, Kathleen C. Barnes, Keoki L. Williams, Dara G. Torgerson, Esteban G. Burchard Jun 2015

Genome-Wide Association Study And Admixture Mapping Reveal New Loci Associated With Total Ige Levels In Latinos, Maria Pino-Yanes, Christopher R. Gignoux, Joshua M. Galanter, Albert M. Levin, Catarina D. Campbell, Celeste Eng, Scott Huntsman, Katherine K. Nishimura, Pierre-Antoine Gourraud, Kiana Mohajeri, Brian O'Roak, Donglei Hu, Rasika A. Mathias, Elizabeth A. Nguyen, Lindsey A. Roth, Badri Padhukasahasram, Andres Moreno-Estrada, Karla Sandoval, Cheryl A. Winkler, Fred Lurmann, Adam Davis, Harold J. Farber, Kelley Meade, Pedro C. Avila, Denise Serebrisky, Rocio Chapela, Jean G. Ford, Michael A. Lenoir, Shannon M. Thyne, Emerita Brigino-Buenaventura, Luisa N. Borrell, William Rodriguez-Cintron, Saunak Sen, Rajesh Kumar, Jose R. Rodriguez-Santana, Carlos D. Bustamante, Fernando D. Martinez, Benjamin A. Raby, Scott T. Weiss, Dan L. Nicolae, Carole Ober, Deborah A. Meyers, Eugene R. Bleecker, Steven J. Mack, Ryan D. Hernandez, Evan E. Eichler, Kathleen C. Barnes, Keoki L. Williams, Dara G. Torgerson, Esteban G. Burchard

Center for Health Policy and Health Services Research Articles

BACKGROUND: IgE is a key mediator of allergic inflammation, and its levels are frequently increased in patients with allergic disorders.

OBJECTIVE: We sought to identify genetic variants associated with IgE levels in Latinos.

METHODS: We performed a genome-wide association study and admixture mapping of total IgE levels in 3334 Latinos from the Genes-environments & Admixture in Latino Americans (GALA II) study. Replication was evaluated in 454 Latinos, 1564 European Americans, and 3187 African Americans from independent studies.

RESULTS: We confirmed associations of 6 genes identified by means of previous genome-wide association studies and identified a novel genome-wide significant association of …


Metformin Prevents Aggressive Ovarian Cancer Growth Driven By High-Energy Diet: Similarity With Calorie Restriction, Zaid Al-Wahab, Ismail Mert, Calvin Tebbe, Jasdeep Chhina, Miriana Hijaz, Robert T. Morris, Rouba Ali-Fehmi, Shailendra Giri, Adnan R. Munkarah, Ramandeep Rattan May 2015

Metformin Prevents Aggressive Ovarian Cancer Growth Driven By High-Energy Diet: Similarity With Calorie Restriction, Zaid Al-Wahab, Ismail Mert, Calvin Tebbe, Jasdeep Chhina, Miriana Hijaz, Robert T. Morris, Rouba Ali-Fehmi, Shailendra Giri, Adnan R. Munkarah, Ramandeep Rattan

Hematology/Oncology Articles

Caloric restriction (CR) was recently demonstrated by us to restrict ovarian cancer growth in vivo. CR resulted in activation of energy regulating enzymes adenosine monophosphate activated kinase (AMPK) and sirtuin 1 (SIRT1) followed by downstream inhibition of Akt-mTOR. In the present study, we investigated the effects of metformin on ovarian cancer growth in mice fed a high energy diet (HED) and regular diet (RD) and compared them to those seen with CR in an immunocompetent isogeneic mouse model of ovarian cancer. Mice either on RD or HED diet bearing ovarian tumors were treated with 200 mg/kg metformin in drinking water. …


Evaluation Of A Pharmacist-Led Medication Assessment Used To Identify Prevalence Of And Associations With Polypharmacy And Potentially Inappropriate Medication Use Among Ambulatory Senior Adults With Cancer., Ginah Nightingale, Emily Hajjar, Kristine Swartz, Jocelyn Andrel-Sendecki, Andrew Chapman May 2015

Evaluation Of A Pharmacist-Led Medication Assessment Used To Identify Prevalence Of And Associations With Polypharmacy And Potentially Inappropriate Medication Use Among Ambulatory Senior Adults With Cancer., Ginah Nightingale, Emily Hajjar, Kristine Swartz, Jocelyn Andrel-Sendecki, Andrew Chapman

College of Pharmacy Faculty Papers

PURPOSE: The use of multiple and/or inappropriate medications in seniors is a significant public health problem, and cancer treatment escalates its prevalence and complexity. Existing studies are limited by patient self-report and medical record extraction compared with a pharmacist-led comprehensive medication assessment.

PATIENTS AND METHODS: We retrospectively examined medication use in ambulatory senior adults with cancer to determine the prevalence of polypharmacy (PP) and potentially inappropriate medication (PIM) use and associated factors. PP was defined as concurrent use of five or more and less than 10 medications, and excessive polypharmacy (EPP) was defined as 10 or more medications. PIMs were …