Publications by authors named "Pietra Virginio"

Although the numbers of SARS-CoV-2 infections and related deaths are relatively low in sub-Saharan Africa, the pandemic might lead to a high indirect death toll there. We determined the impact of the COVID-19 pandemic on the management of malnourished children in urban and rural areas. We analyzed data from two Centers for Rehabilitation, Education & Nutrition (CRENs), one in the capital and one in a rural center, both run by the Camillian Fathers.

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Transition is the next major hurdle in the field of HIV-infected youth, especially in sub-Saharan Africa. At St Camille Hospital in Ouagadougou, fully informed and compliant patients over 13-years-old were eligible for referral to the adult HIV/AIDS service, after completion of an individualized preparatory process. Transition consisted in at least two consecutive "joined-service" appointments in the respective facilities.

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Background And Aims: Even if under-five children mortality tends to decrease considerably in developed countries, it remains a major concern in Sub-Saharan Africa. The purpose of the present study is to assess causes of healthcare discontinuation and factors associated with mortality among severe acute malnourished children under five years old in the health district of Gorom-Gorom in Burkina Faso.

Methods: A descriptive retrospective study on healthcare discontinuation and deaths of severely acute malnourished children under five years old who registered from July to December 2018, in the health district of Gorom-Gorom in Burkina Faso.

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Background: Burkina-Faso's HIV/AIDS program is one of the most successful in Africa, with a declining HIV prevalence and treatment outcomes that rival those of developed countries. Prevention of mother-to-child transmission (PMTCT) guidelines in Burkina-Faso, initiated in the year 2000, were revised in 2004, 2006 and 2010. The guideline document has since undergone several stages of improvement, largely based on recommendations from WHO, with adaptations by local experts in the field.

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Article Synopsis
  • * The study involved 112 women aged 35 to 44 from the University Hospital Yalgado Ouedraogo in Burkina Faso, who provided blood samples for genetic analysis which included DNA extraction and sequencing.
  • * Six specific BRCA1 and BRCA2 SNPs (single nucleotide polymorphisms) were identified, mostly in cases with a family history of breast cancer, indicating the need for more detailed genetic testing and the exploration of additional genes linked to breast cancer risk.
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The low rate of screening for hepatitis B virus (HBV) in pregnant women is a highrisk factor for its vertical transmission. The objectives of this study were: i) to screen pregnant women for HBV infection; ii) vaccinate all children from birth against HBV regardless their mother HBV status; and iii) evaluate after 7 months of birth the level of their AbHBs among babies who received HBV vaccine at birth. Serological markers of HBV (HBsAg, HBeAg, AbHBs, AbHBe, and AbHBc) were determined on venous blood samples from 237 pregnant women and their children using the Abon Biopharm Kit.

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Background: Burkina Faso is a high endemicity country for HBV infection. However, there are few data on vaccine coverage against HBV. The aim of this study was to contribute to the improvement of HBV vaccine coverage in Ouagadougou through HBV screening.

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  • * A total of 50 mothers and 50 infants were examined, revealing that the most common HIV subtype was CRF02_AG, with significant resistance mutations such as M184V identified, which are linked to high-level resistance against certain medications.
  • * The research indicated that some mothers and infants showed HIVDR, suggesting the need for a change in their treatment plans to enhance care and outcomes for these patients.
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Background: The presence of HBV DNA in the liver (with detectable or undetectable HBV DNA in the serum) of individuals tested HBsAg negative by currently available assays is defined occult B Infection (OBI). It remains a potential transmission threat and risk to HBV chronic infection. The purpose of this study was to determine the OBI prevalence among HBsAg negative subjects and to characterize associated genotypes.

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Introduction: Herpesvirus EBV, CMV and HHV-6 are viruses that evolve based on pandemic modeling and are responsible for congenital infections causing severe sequelae in infants. This study aims to determine the prevalence of CMV, EBV and HHV-6 among HIV (+) and HIV (-) pregnant women in Ouagadougou.

Methods: In this study 200 blood plasma samples taken from pregnant women, of whom 100 with HIV(+) and 100 with HIV(-), were analyzed using multiplex real-time PCR which detected three infections (EBV, CMV and HHV-6).

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Background: The authors studied the modalities of nonadherence to highly active antiretroviral therapy (HAART) and its sociodemographic associated factors and those in relation to caregiving perception in Ouagadougou.

Methods: A cross-sectional study was performed from December 2013 to February 2014 in 2 health centers. Adults receiving HAART for at least 3 months were included.

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Article Synopsis
  • This study explored the link between specific genetic variations in the renin-angiotensin system and essential hypertension in people from Burkina Faso, using a case-control design with 202 hypertensive patients and 204 matched controls.
  • The research found that while two polymorphisms (AGT 235M/T and AT1R 1166A/C) showed no association with hypertension, the ACE I/D polymorphism had significantly different genotype frequencies between the groups, with the DD genotype being more prevalent in hypertensive patients.
  • Key risk factors identified included the DD genotype of the ACE gene, older age, obesity, dyslipidemia, and alcohol consumption, indicating that the DD genotype is a significant predictor of hypertension susceptibility.
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We evaluated the performance of a malaria rapid diagnostic test (RDT; Malaria Quick Test(®); Cypress Diagnostic) compared with the standard thick-smear microscopy method using blood samples from human immunodeficiency virus (HIV)-infected individuals and individuals of unknown HIV status collected in Ouagadougou, Burkina Faso. Our results show that 42.1% of 114 HIV-infected patients were concordantly RDT- and thick smear-positive, and 55.

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Background: Vertical human immunodeficiency virus (HIV) transmission is a public health problem in Burkina Faso. The main objective of this study on the prevention of mother-to-child HIV-1 transmission was to determine the residual risk of HIV transmission in infants born to mothers receiving highly active antiretroviral therapy (HAART). Moreover, we detect HIV antiretroviral (ARV) drug resistance among mother-infant pairs and identify subtypes and circulating recombinant forms (CRF) in Burkina Faso.

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Background. Malaria's prevalence during pregnancy varies widely in parts of sub-Saharan Africa, including Burkina Faso. The objective of this study was to evaluate the incidence of mother-to-child malaria transmission during childbirth at St.

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Introduction: Despite many prevention efforts, the number of children infected by HIV in sub-Saharan Africa through vertical transmission remains high. This infection can be reduced through programmes of prevention of mother-to-child HIV transmission (PMTCT). The objective of this study was to evaluate the effectiveness of the PMTCT protocol at Saint Camille Medical Centre in Ouagadougou, Burkina Faso.

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Objective: To study the involvement of variations in 4 genes associated with susceptibility and/or protection against HIV-1 in serodiscordant couples in Burkina Faso, namely, genes encoding HLA-B57, interferon regulatory factor 1 (IRF1), dendritic cell-specific ICAM3-grabbing nonintegrin (DC-SIGN) and CCR5 delta 32 (CCR5Δ32).

Methods: Two DC-SIGN and two IRF1 single nucleotide polymorphisms (SNPs) as well as HLA-B57*01 and CCR5Δ32 alleles were genotyped in 51 serodiscordant couples in Burkina Faso. DC-SIGN, IRF1 and HLA-B57*01 genotyping was carried out by real time PCR using TaqMan assays (Applied Biosystems, USA and Sacace Biotechnologies, Italy).

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Objective: To investigate 4 combinations of mutations responsible for glucose-6-phosphate dehydrogenase (G6PD) deficiency in a rural community of Burkina Faso, a malaria endemic country.

Methods: Two hundred individuals in a rural community were genotyped for the mutations A376G, G202A, A542T, G680T and T968C using TaqMan single nucleotide polymorphism assays and polymerase chain reaction followed by restriction fragment length polymorphism.

Results: The prevalence of the G6PD deficiency was 9.

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Objectives. In Burkina Faso, few studies reported the prevalence of HBV and HCV in the general population. This study aimed to evaluate the prevalence of hepatitis B and C viruses in the general population and to determine the most affected groups in relation to the risk factors associated with the infection.

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Background: Aim of our study is to investigate the clinical and immunological outcomes according to first-line HAART adherence in a large cohort of HIV-infected patients in Burkina Faso.

Methods: A retrospective study was conducted between 2001 and 2009 among patients from two urban medical centers [St. Camille Medical Center (CMSC) and "Pietro Annigoni" Biomolecular Research Center (CERBA)] and 1 in the rural District of Nanoro (St.

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Background: Hepatitis C virus (HCV) is responsible for about 900 deaths every year in Burkina Faso. In this country, serological screening for hepatitis B and C viruses is only carried out systematically among blood donors. The aim of this study was to determine the prevalence and genotypes of HCV among blood donors using reverse transcription polymerase chain reaction (PCR) and real-time PCR, respectively.

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Article Synopsis
  • Traditional serological tests like RPR and CMIA struggle to differentiate between venereal and non-venereal syphilis, prompting interest in molecular biology methods for accurate diagnosis.
  • A study involving 6,375 blood donor samples in Burkina Faso assessed the diagnostic effectiveness of PCR testing compared to serological methods for identifying Treponema pallidum subsp pallidum.
  • Results showed a low T. pallidum prevalence with PCR confirming only a small number of positive cases, indicating potential issues with cross-reactions and the presence of non-venereal treponemal infections.
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