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Full-Text Articles in Virology

Identifiying High Risk Areas Of Zika Virus Infection By Meteorological Factors In Columbia, Lung-Chang Chien, Francisco Sy, Adriana Perez Oct 2019

Identifiying High Risk Areas Of Zika Virus Infection By Meteorological Factors In Columbia, Lung-Chang Chien, Francisco Sy, Adriana Perez

Environmental & Occupational Health Faculty Publications

Background Several Zika virus (ZIKV) outbreaks have occurred since October 2015. Because there is no effective treatment for ZIKV infection, developing an effective surveillance and warning system is currently a high priority to prevent ZIKV infection. Despite Aedes mosquitos having been known to spread ZIKV, the calculation approach is diverse, and only applied to local areas. This study used meteorological measurements to monitor ZIKV infection due to the high correlation between climate change and Aedes mosquitos and the convenience to obtain meteorological data from weather monitoring stations. Methods This study applied the Bayesian structured additive regression modeling approach to include …


Enrollment In Yfv Vaccine Trial: An Evaluation Of Recruitment Outcomes Associated With A Randomized Controlled Double-Blind Trial Of A Live Attenuated Yellow Fever Vaccine, Paula M. Frew, Eve T. Shapiro, Lu Lu, Srilatha Edupuganti, Harry L. Keyserling, Mark J. Mulligan Apr 2013

Enrollment In Yfv Vaccine Trial: An Evaluation Of Recruitment Outcomes Associated With A Randomized Controlled Double-Blind Trial Of A Live Attenuated Yellow Fever Vaccine, Paula M. Frew, Eve T. Shapiro, Lu Lu, Srilatha Edupuganti, Harry L. Keyserling, Mark J. Mulligan

Environmental & Occupational Health Faculty Publications

This investigation evaluated several factors associated with diverse participant enrollment of a clinical trial assessing safety, immunogenicity, and comparative viremia associated with administration of 17-D live, attenuated yellow fever vaccine given alone or in combination with human immune globulin. We obtained baseline participant information (e.g., sociodemographic, medical) and followed recruitment outcomes from 2005 to 2007. Of 355 potential Yellow Fever vaccine study participants, 231 cases were analyzed. Strong interest in study participation was observed among racial and ethnically diverse persons with 36.34% eligible following initial study screening, resulting in 18.75% enrollment. The percentage of white participants increased from 63.66% (prescreened …


Measuring Population Transmission Potential For Hiv: An Alternative Metric Of Transmission Risk In Men Who Have Sex With Men (Msm) In The Us, Colleen F. Kelley, Eli S. Rosenberg, Brandon M. O'Hara, Paula M. Frew, Travis Sanchez, John L. Peterson, Carlos Del Rio, Patrick S. Sullivan Dec 2012

Measuring Population Transmission Potential For Hiv: An Alternative Metric Of Transmission Risk In Men Who Have Sex With Men (Msm) In The Us, Colleen F. Kelley, Eli S. Rosenberg, Brandon M. O'Hara, Paula M. Frew, Travis Sanchez, John L. Peterson, Carlos Del Rio, Patrick S. Sullivan

Environmental & Occupational Health Faculty Publications

Background Various metrics for HIV burden and treatment success [e.g. HIV prevalence, community viral load (CVL), population viral load (PVL), percent of HIV-positive persons with undetectable viral load] have important public health limitations for understanding disparities. Methods and Findings Using data from an ongoing HIV incidence cohort of black and white men who have sex with men (MSM), we propose a new metric to measure the prevalence of those at risk of transmitting HIV and illustrate its value. …See full text for complete abstract.


Assessment Of A Microbicide Candidate Among A Diverse Cohort Of Urban Southern Us Women And Their Male Sexual Partners, Paula M. Frew, Kimberly Parker, Takeia Horton, Brooke Hixson, Lisa Flowers, Frances Priddy, Lisa Grohskopf, Christine Mauck, Kimberly Workowski Jul 2012

Assessment Of A Microbicide Candidate Among A Diverse Cohort Of Urban Southern Us Women And Their Male Sexual Partners, Paula M. Frew, Kimberly Parker, Takeia Horton, Brooke Hixson, Lisa Flowers, Frances Priddy, Lisa Grohskopf, Christine Mauck, Kimberly Workowski

Environmental & Occupational Health Faculty Publications

Background: This mixed methods study reports on product acceptance from a Phase I clinical trial of a candidate non-nucleoside reverse transcriptase inhibitor (NNRTI) vaginal microbicide product (UC781). The product was evaluated in the context of a Phase I clinical trial in an area characterized by high HIV prevalence among minority women. The findings will inform the development of an acceptable microbicide that will address the needs of diverse women and their partners. Methods: This is a mixed methods study of 34 racially and ethnically diverse female participants and 10 male partners in Atlanta, Georgia. Chi-square tests for marginal homogeneity and …


Time Will Tell: Community Acceptability Of Hiv Vaccine Research Before And After The "Step Study" Vaccine Discontinuation, Paula M. Frew, Mark J. Mulligan, Su-I Hou, Kayshin Chan, Carlos Del Rio Sep 2010

Time Will Tell: Community Acceptability Of Hiv Vaccine Research Before And After The "Step Study" Vaccine Discontinuation, Paula M. Frew, Mark J. Mulligan, Su-I Hou, Kayshin Chan, Carlos Del Rio

Environmental & Occupational Health Faculty Publications

Objective This study examines whether men-who-have-sex-with-men (MSM) and transgender (TG) persons’ attitudes, beliefs, and risk perceptions toward human immunodeficiency virus (HIV) vaccine research have been altered as a result of the negative findings from a phase 2B HIV vaccine study. Design We conducted a cross-sectional survey among MSM and TG persons (N = 176) recruited from community settings in Atlanta from 2007 to 2008. The first group was recruited during an active phase 2B HIV vaccine trial in which a candidate vaccine was being evaluated (the “Step Study”), and the second group was recruited after product futility was widely reported …


In Step With Hiv Vaccines? A Content Analysis Of Local Recruitment Campaigns For An International Hiv Vaccine Study, Paula M. Frew, Wendy Macias, Kayshin Chan, Ashley Harding Jan 2009

In Step With Hiv Vaccines? A Content Analysis Of Local Recruitment Campaigns For An International Hiv Vaccine Study, Paula M. Frew, Wendy Macias, Kayshin Chan, Ashley Harding

Environmental & Occupational Health Faculty Publications

During the past two decades of the HIV/AIDS pandemic, several recruitment campaigns were designed to generate community involvement in preventive HIV vaccine clinical trials. These efforts utilized a blend of advertising and marketing strategies mixed with public relations and community education approaches to attract potential study participants to clinical trials (integrated marketing communications). Although more than 30,000 persons worldwide have participated in preventive HIV vaccine studies, no systematic analysis of recruitment campaigns exists. This content analysis study was conducted to examine several United States and Canadian recruitment campaigns for one of the largest-scale HIV vaccine trials to date (the “Step …