Jean Testa

ORCID: 0000-0003-1775-2316
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Research Areas
  • Malaria Research and Control
  • Global Maternal and Child Health
  • Healthcare Systems and Practices
  • Mosquito-borne diseases and control
  • Migration, Identity, and Health
  • HIV/AIDS Research and Interventions
  • Viral Infections and Vectors
  • Bone Metabolism and Diseases
  • Bone health and osteoporosis research
  • HIV-related health complications and treatments
  • Neuroendocrine regulation and behavior
  • HIV Research and Treatment
  • Tuberculosis Research and Epidemiology
  • Child Nutrition and Water Access
  • Respiratory viral infections research
  • Bacterial Infections and Vaccines
  • Pneumonia and Respiratory Infections
  • Influenza Virus Research Studies
  • Pelvic and Acetabular Injuries
  • Pregnancy-related medical research
  • Viral Infections and Outbreaks Research
  • Nail Diseases and Treatments
  • Syphilis Diagnosis and Treatment
  • Dysphagia Assessment and Management
  • Global Health and Epidemiology

Nazi Boni University
2025

Observatoire de la Côte d’Azur
2024

Université Côte d'Azur
2019-2024

Centre Hospitalier Universitaire de Nice
2007-2023

Animal, Santé, Territoires, Risques et Ecosystèmes
2018-2023

Risques, Epidémiologie, Territoires, Informations, Education et Santé
2018-2023

Centre de Recherche Médicale et Sanitaire
2017-2022

Centre Muraz
2014-2020

University of Bamako
2012-2018

Ministère De La Santé
2016

<h3>Objective:</h3> To study the feasibility and validity of a two-step telephone screening procedure for symptomatic knee hip osteoarthritis (OA) in general population. <h3>Method:</h3> The questionnaire was based on signs symptoms, previous diagnosis OA validated criteria. A random sample numbers obtained and, at each number, one person aged 40–75 years included. physical examination or radiographs were offered when screen positive. subjects with negative screens also examined. hip/knee...

10.1136/ard.2007.075952 article EN Annals of the Rheumatic Diseases 2007-12-13

Rift Valley fever (RVF) is a mosquito-borne viral zoonosis causing abortions and high mortality among animals, whereas in humans, the disease usually mild or asymptomatic. In September 2016, Republic of Niger declared first RVF outbreak northern region Tahoua near Malian border. This study describes reports results serological molecular investigations human animal samples collected. Serum from both suspected cases have been confirmed at Centre de Recherche Médicale et Sanitaire (CERMES)...

10.1002/vms3.135 article EN cc-by-nc-nd Veterinary Medicine and Science 2018-11-09

Abstract Background In endemic areas, children develop slowly and naturally anti- Plasmodium antibodies become semi-immune. Seasonal Malaria Chemoprevention (SMC) with sulfadoxine-pyrimethamine + amodiaquine (SPAQ) is a new strategy to reduce malaria morbidity in West African young children. However, SMC may impact on the natural acquisition of immunity. This paper evaluates effect SPAQ antibody concentration from Niger. Methods research was conducted areas benefitting since 2014 (Zinder...

10.1186/s12936-020-03550-9 article EN cc-by Malaria Journal 2021-01-01

Osteitis pubis was described as a painful inflammation of the pubic symphysis, common in athletes who performed repetitive movements such kicking, turning and changing direction. Symptoms included pain front pelvis, radiating to groin difficulty with activities running or climbing stairs. Its diagnosis based on clinical evaluations imaging studies, X-rays magnetic resonance imaging. Treatment required multidisciplinary approach combining relative rest, physiotherapy, physical therapies,...

10.56294/ri202614 article EN Interdisciplinary Rehabilitation / Rehabilitacion Interdisciplinaria 2025-04-29

Introduction Osteitis pubis, also known as pubalgia, is a mainly chronic injury, very common, which significantly affects the career of athletes, men and young reappearing repeatedly because it occurs in an area that constantly active sports life, making difficult to rest thus generating numerous recurrences. Objectives Establish proper management treat this taking into account high competitiveness, understand know most effective treatment method between surgical conservative. Materials...

10.56294/ri202613 article EN Interdisciplinary Rehabilitation / Rehabilitacion Interdisciplinaria 2025-05-02

The relationship between influenza transmission and climate has many public health implications, particularly on the occurrence of epidemics disease severity. Environmental factors such as temperature, wind humidity can influence transmission, in this time change. This study aims to use statistical modelling decipher impact Niger. reference center respiratory (CERMES) collected samples from patients with acute illness eight sentinel sites over a period twelve years. Detection virus was...

10.1371/journal.pone.0322288 article EN cc-by PLoS ONE 2025-05-08

In the Sahel, malaria transmission is highly dependent on rainfall, and control efforts are conducted during rainy season. However, because of climate changes, objectives this study were to better define period in different ecoclimatic regions burden disease young adults, which poorly investigated. The data from districts ecological zones Niger compared. During study, 26% all consultations related, 59% confirmed. This represented 12,000 19,000 cases 12.9 25.6 deaths per 100,000 inhabitants....

10.4269/ajtmh.24-0613 article EN American Journal of Tropical Medicine and Hygiene 2025-05-20

Journal Article Household expenditure on malaria prevention and treatment for families in the town of Bobo-Dioulasso, Burkina Faso Get access T.R. Guiguemde, Guiguemde aCentre Muraz/OCCGE, 01 B.P.153, Bobo-Dioulasso 01, Search other works by this author on: Oxford Academic PubMed Google Scholar F. Dao, Dao V. Curtis, Curtis bMaternal Child Epidemiology Unit, London School Hygiene Tropical Medicine, Keppel Street, London, WC1E 7HT, UK A. Traore, Traore cFaculté des Sciences de la Santé, 03 BP...

10.1016/0035-9203(94)90079-5 article EN Transactions of the Royal Society of Tropical Medicine and Hygiene 1994-05-01

Low- and middle-income countries are currently facing the massive public health challenge of road traffic injuries. The lack effective surveillance systems hinders proper assessment epidemiologic status intervention priorities. objective our study was to estimate mortality morbidity attributable crashes in Bamako, Mali using capture-recapture method.During 1 January, 2012-31 April, 2012 period, we collected data on from accident registers police forces one hand, a register kept by facilities...

10.1371/journal.pone.0149070 article EN cc-by PLoS ONE 2016-02-12

Hepatitis E virus (HEV) infection in developing countries is associated with poor hygiene, lack of clean drinking water, and inadequate sanitation. In this study, we report the first case investigation describe present situation HEV outbreak within displaced persons camps Diffa region, Republic Niger. The showed to be closely linked unclean water supply, low sanitation facility standards. Between January September 2017, a total 1,917 suspect cases were recorded from which 736 (38.4%) have...

10.4269/ajtmh.17-0950 article EN American Journal of Tropical Medicine and Hygiene 2018-07-31

In Niger, acute respiratory infections (ARIs) are the second most common cause of death in children aged younger than 5 years. However, etiology ARI is poorly understood country. This study aims to describe viral and bacterial among years hospitalized with febrile at two hospitals Niamey, Niger's capital city, reported clinical procedures.We conducted a prospective national Niamey between January December 2015. Clinical presentation procedures during admission were documented using...

10.1002/hsr2.137 article EN cc-by Health Science Reports 2019-10-11

The prevalence and the principal epidemiological characteristics of pityriasis versicolor have been studied in a randomized population 870 adult individuals (418 males 452 females) Central African Republic. general clinical was 16.6%. Males were affected more often than females (20.6% vs. 12.9%). For both sexes, maximum 15 to 25-year-old age groups (23.5%). Lesions commonly occurred over face (49.3%) upper trunk (48.6%). Different climatic areas within country, type urbanization, religion...

10.1080/02681219180000491 article EN Medical Mycology 1991-01-01

In 2010, Niger and other meningitis belt countries introduced a meningococcal serogroup A conjugate vaccine (MACV). We describe the epidemiology of bacterial in from 2010 to 2018.Suspected confirmed cases January 1, July 15, 2018 were obtained national aggregate laboratory surveillance. Cerebrospinal fluid specimens analyzed by culture and/or polymerase chain reaction. Annual incidence was calculated as per 100 000 population. Selected isolates during 2016-2017 characterized whole-genome...

10.1093/infdis/jiz296 article EN public-domain The Journal of Infectious Diseases 2019-07-24

To study the involvement of variations in 4 genes associated with susceptibility and/or protection against HIV-1 serodiscordant couples Burkina Faso, namely, encoding HLA-B57, interferon regulatory factor 1 (IRF1), dendritic cell-specific ICAM3-grabbing nonintegrin (DC-SIGN) and CCR5 delta 32 (CCR5Δ32). Two DC-SIGN two IRF1 single nucleotide polymorphisms (SNPs) as well HLA-B57*01 CCR5Δ32 alleles were genotyped 51 Faso. DC-SIGN, genotyping was carried out by real time PCR using TaqMan assays...

10.1016/s1995-7645(14)60211-x article EN Asian Pacific Journal of Tropical Medicine 2014-09-01

The aim of the study was to identify simple clinical risk factors for perinatal mortality (PNM) in different areas West Africa, quantify their prevalence among pregnant women and estimate relative contribution definition high-risk status PNM. MOMA a prospective population-based which data were collected on 20 326 various, primarily urban, Burkina Faso, Ivory Coast, Mali, Mauritania, Niger Senegal. present report analyses 19 870 singleton births 31 variables with univariate multivariate...

10.1080/713794568 article EN Acta Paediatrica 2000-01-01

Its climate and environmental conditions put Niger at particularly high risk of the spread Aedes mosquitoes, which can transmit arboviruses. In September 2016, Republic reported its first outbreak Rift Valley Fever (RVF) in northern region Tahoua, near Mali border, departments Tchintabaraden, Tassara, Abalak. The history RVF has showed that epidemics epizootics have a considerable socioeconomic impact affected countries, such as Niger, whose populations are concerned by livestock farming....

10.1684/mst.2019.0882 article EN HAL (Le Centre pour la Communication Scientifique Directe) 2019-02-01

Malaria intermittent preventive treatment of malaria in infant with sulphadoxine-pyrimethamine (IPTi-SP) reduced the incidence and anaemia by 30% 20% respectively. The strategy is now a recommended policy for control. However, there was no published study on impact mortality. present assessed implementation IPTi-SP health services Mali all-cause 22 sub-districts district Kolokani were randomized at 1:1 ratio to either receive or serve as implemented two years starting December 2006....

10.1186/1475-2875-11-73 article EN cc-by Malaria Journal 2012-03-16

Streptococcus pneumonia is a leading cause of bacterial pneumonia, meningitis and sepsis in children, pneumococcal carriage an important source horizontal spread these pathogens within the community.A questionnaire was addressed to parents for collection sociodemographic medical information. Nasopharyngeal swabbing processed using molecular method. We used logistic regression models examine independent associations between potential risk factors. All with p-value < 0.25 bivariate analyses...

10.11604/pamj.2019.33.239.15945 article EN cc-by Pan African Medical Journal 2019-01-01

West Nile virus (WNV), belonging to the Flaviviridae family, causes a mosquito-borne disease and shows great genetic diversity, with at least eight different lineages. The Koutango lineage of WNV (WN-KOUTV), mostly associated ticks rodents in wild, is exclusively present Africa evidence infection humans high virulence mice. In 2016, context Rift Valley fever (RVF) outbreak Niger, mosquitoes, biting midges sandflies were collected for arbovirus isolation using cell culture, immunofluorescence...

10.3390/pathogens10030257 article EN cc-by Pathogens 2021-02-24

Background Ae . aegypti is the vector of important μ arboviruses, including dengue, Zika, chikungunya and yellow fever. Despite not being specifically targeted by insecticide-based control programs in West Africa, resistance to insecticides has been reported countries within this region. In study, we investigated status mechanisms Niamey, capital Niger. This research aims provide baseline data necessary for arbovirus outbreak prevention preparedness country. Methods Ovitraps were used...

10.1371/journal.pone.0304550 article EN cc-by PLoS ONE 2024-05-29
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