Results 121 to 130 of about 41,231,447 (258)

Recent HIV infection rates among HIV positive patients seeking voluntary counseling and testing centers in the metropolitan region of Recife - Pe, Brazil

open access: yesBrazilian Journal of Infectious Diseases
The BED capture enzyme immunoassay test makes it possible to determine whether individuals were recently infected with HIV. OBJECTIVE: In this study, the overall HIV and recent infections prevalences were determined at five Voluntary Counseling and ...
Ana Maria Salustiano Cavalcanti   +5 more
doaj   +1 more source

Semi-Quantitative Analysis and Seroepidemiological Evidence of Past Dengue Virus Infection among HIV-infected patients in Onitsha, Anambra State, Nigeria [PDF]

open access: yesarXiv
Despite its endemic nature as well as the recent outbreaks, information on the opportunistic DENV in Anambra state has been sparse. This study thus aimed to give seroepidemiological evidence of past dengue virus infection among HIV-infected patients in Onitsha, Anambra State, Nigeria.
arxiv  

Prevalence of hepatitis virus infections in Kosovar refugees [PDF]

open access: yes, 2001
n/
Carrozzini, Francesco   +4 more
core   +1 more source

Seroprevalence of Helicobacter pylori infection among children of low socioeconomic level in São Paulo

open access: yesSão Paulo Medical Journal
CONTEXT AND OBJECTIVE: Helicobacter pylori infection is mainly acquired during childhood, and is associated with significant morbidity in adults. The aim here was to evaluate the seroprevalence and risk factors of H.
Aurea Cristina Portorreal Miranda   +3 more
doaj   +1 more source

Toward Crowdsourced User Studies for Software Evaluation [PDF]

open access: yesarXiv, 2016
This work-in-progress paper describes a vision, i.e., that of fast and reliable software user experience studies conducted with the help from the crowd. Commonly, user studies are controlled in-lab activities that require the instruction, monitoring, interviewing and compensation of a number of participants that are typically hard to recruit.
arxiv  

Investigations of the Expression of Carcinoembryonic Antigen at the Surface of Cultured Human Colon Carcinoma Cells [PDF]

open access: yes, 1978
A number of cellular products present during fetal development, but absent from normal adult tissues, have been shown to be re-expressed in cancer cells. One example of these oncofetal substances is carcinoembryonic antigen (CEA). Studies were undertaken
Rosenthal, Lee Kenneth
core  

Health advantages of transition to batch management system in farrow-to-finish pig herds [PDF]

open access: yes, 2012
Sow batch management systems have become more popular due to advantages in labour planning, piglet batch sizes, all-in all-out practices and health management. The present study investigated the potential health advantages of 10 selected farrow-to-finish
De Graef, E   +4 more
core   +2 more sources

Nationwide representative serosurvey of third-grade school children to evaluate the hepatitis B vaccination impact in Kyrgyzstan, 2022

open access: yesBMC Infectious Diseases
Background Kyrgyzstan introduced universal hepatitis B childhood vaccination in 1999 to reduce the burden of hepatitis B. In 2016, aligned with the goal of controlling hepatitis B in the WHO European Region, a regional target of 0.5% was set for ...
Michael Brandl   +13 more
doaj   +1 more source

Pharmacokinetics Simulations for Studying Correlates of Prevention Efficacy of Passive HIV-1 Antibody Prophylaxis in the Antibody Mediated Prevention (AMP) Study [PDF]

open access: yesarXiv, 2018
A key objective in two phase 2b AMP clinical trials of VRC01 is to evaluate whether drug concentration over time, as estimated by non-linear mixed effects pharmacokinetics (PK) models, is associated with HIV infection rate. We conducted a simulation study of marker sampling designs, and evaluated the effect of study adherence and sub-cohort sample size
arxiv  

Seroepidemiological and Ecological Studies of the Adenovirus-Associated Satellite Viruses [PDF]

open access: bronze, 1970
Wade P. Parks   +4 more
openalex   +1 more source

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