Impact of community-based integrated mass drug administration on schistosomiasis and soil-transmitted helminth prevalence in Agboville and Adzopé, Southern Cote d’Ivoire
August 2024
In Cote d'Ivoire, an annual integrated community-based Mass Drug Administration (MDA) against Soil-Transmitted Helminthes (STH) and schistosomiasis has initiated since 2011. The treatment frequency and the target populations were selected based on disease prevalence following the WHO guidelines and the strategic plan for integrated control of Neglected Tropical Diseases (NTDs) 2011-2015. Two cross-sectional surveys...
Geohelminths contaminating edible raw vegetables sold in markets and irrigation sites in Katsina Northwest Nigeria
April 2024
Vegetables are major components of human diet but may act as vehicles for pathogens. The use of dung in producing vegetables is one factor that influences geohelminths contamination of vegetables. The study focused on geohelminths contamination of carrots (Daurus carota), lettuce (Lactuva sativa), spinach (Spina ciaoleracea), cabbage (Brassi caoleracea), and cucumber (Cucumis sativus) sourced from four markets (Central,...
Use of long-lasting insecticidal nets as malaria preventive measure among children 5 years and below, attending the Tubah District Hospital
April 2024
The use of long-lasting insecticidal nets (LLINs) remains a key factor in preventing malaria among children under five years old. To investigate the effects of LLINs among this demographic, a study was conducted among children below five years of age attending Tubah district hospital. Data was collected over four months from February to May 2021 using a pre-tested structured questionnaire and the Care Start™ Pf...
Morphometric structuring and diversity of ticks of the subgenus Rhipicephalus (Boophilus), in the Savannah District, Côte d’Ivoire
December 2023
The existence of a biological barrier between Rhipicephalus (Boophilus) microplus, Rhipicephalus (Boophilus) annulatus and Rhipicephalus (Boophilus) decoloratus, which are considered species within the subgenus Rhipicephalus (Boophilus), is increasingly questioned due to observed hypothetical hybridization among them. To investigate this presumed hybridization, we conducted a morphometric characterization study of the...
Intestinal Obstruction from Ascariasis: Report of a case in a 4 year old child
July 2023
Ascaris lumbricoides is an intestinal nematode of humans. The parasite has been associated with intestinal pathology, respiratory symptoms and malnutrition in children in endemic areas. We report a case of digestive ascariasis complicated by intestinal obstruction in a 4-year-old boy. On admission, the symptomatology was marked by abdominal pain and vomiting in which adult of A. lumbricoides worms were demonstrated. The...
Geometric morphometric characterization of species of the Schistosoma haematobium group in Central and Northern Côte d'Ivoire
July 2023
Identification of species of the Schistosoma haematobium group is still mainly based on the morphology of eggs. Indeed, the same snail intermediate host can shed multiple species of cercariae morphologically similar and in addition, these species can hybridize. The aim of this work is to identify the cercariae of Schistosoma haematobium and S. bovis based on the geometric morphometric characteristics. We have considered...
Prevalence and risk factors of intestinal parasitic infections in school-aged children in the urban area of Abobo, Abidjan, Côte d’Ivoire
March 2023
Helminths and intestinal protozoa infections causes considerable human morbidity in low and middle-income countries. Determining the prevalence of intestinal parasites is necessary to define control strategies. In March and April 2019, we conducted a cross-sectional survey involving 350 schoolchildren living in urban area of the commune of Abobo, in Abidjan, in Côte d’Ivoire. Stool samples were obtained from...
Bionomics and diversity of bulinid species in Patigi, North-Central, Nigeria
February 2023
Ability of the snail species to repopulate an aquatic environment is a risk factor to be considered by an epidemiologist in an area where schistosomiasis is endemic. A survey was conducted on the distribution of aquatic snail species in schistosome endemic areas, Kwara State, North-Central Nigeria. Physicochemical factors (water temperature, velocity, depth of water, atmospheric temperature, transparency, pH, electrical...
Diagnosis of Cimicidae, ectoparasites linked to human habitat in Côte d’Ivoire
February 2023
Bed bugs as ectoparasites of humans are expanding in the world. Their geographical distribution has undergone major changes, particularly in connection with the globalization of trade, the movement of travelers and the anarchic urbanization of major cities. Following repeated complaints and requests for disinsection, bed bug collections were carried out in the cities of Abidjan, Grand Bassam, Anyama, Agboville,...
Detection and distribution of Anaplasma marginale, Babesia bovis, and Theileria annulata in Côte d’Ivoire
January 2023
Anaplasma marginale, Babesia bovis and Theileria annulata infections significantly affect the development and improvement of animal husbandry in Africa. In Côte d’Ivoire, molecular studies for the diagnosis of these hemoparasites are lacking. Therefore, the aim of this study was to determine the prevalence and the distribution of A. marginale, B. bovis and T. annulata and to evaluate the risk of coinfection...
High prevalence of Mansonella perstans infection maintained in South Benin by Culicoides milnei, Culicoides imicola, and Culicoides inornatipennis
October 2022
Mansonellosis is a vector-borne infection caused by different species of filarial nematodes of the genus Mansonella, including ozzardi, perstans, and streptocerca. The infection is mainly transmitted by bloodsucking midges of the genus Culicoides. All Mansonella species are known to induce little to no symptoms in humans. Due to the asymptomatic nature of the infection, epidemiological and immunological data are almost...
In vitro efficacy of standard antimalarial drugs on parasitic isolates from patients with sickle cell disease (SCD) in Abidjan, Côte d'Ivoire
September 2022
Malaria infection triggers off vaso-occlusive attacks in sickle cell patients, leading drastically to death. Sickle-cell patients use artemisinin-based combination therapies (ACTs) as recommended by the WHO to treat malaria infections to prevent these crises. The survey of sensitivity of parasites collected from sickle-cell patients needs is important to be re-specified. Red cells from these patients differ from others...
Surveillance of plasmepsin 2 copy number gene in Plasmodium falciparum isolates from Senegal
July 2022
The development of resistance to antimalarial drugs is a major challenge for global malaria control. Full Plasmodium falciparum resistance to dihydroartemisinin–piperaquine treatment has been reported recently in Cambodia. These events were directly associated with increased copy number variations (CNVs) in the plasmepsin system, including the PfPlasmepsin 2 gene. Pfplasmepsin 2 copy number was the most...
Cross sectional study on prevalence of malaria case and malaria infection in children under 15 years after the military crisis in Bouake, Côte d’Ivoire
July 2022
During the recent crisis in Côte d’Ivoire that lasted 9 years (2002-2021) many health workers were moved from the affected areas to safer places, The aim of the study is to update malaria epidemiology in one of the most affected area (Bouake city) after the crisis ended. Cross-sectional surveys were conducted in children aged 6 months - 14 years old, one in the rainy season and in the dry season in three...
Coverage and effectiveness of intermittent preventive treatment of malaria with Sulfadoxine-Pyrimethamine during pregnancy in six sentinels’ sites of Côte d’Ivoire
September 2021
Intermittent preventive treatment of malaria during pregnancy with sulfadoxine-pyrimethamine (IPTp-SP) is recommended to prevent maternal and neonatal adverse outcomes. This study aimed to assess IPTp-SP coverage in mothers delivering in six health facilities and factors associated with placental malaria and low birth weight. A multicenter, cross-sectional survey was conducted in Côte d’Ivoire from March to...
Analysis of clinical and multi antigenic aspects of malaria serodiagnosis tests prescribed to patients at Institut Pasteur de Côte d'Ivoire from 2016 to 2019
August 2021
Malaria is the world's leading parasitic endemic and the major cause of morbidity and mortality in Côte d'Ivoire. The aim of this study was to analyse the clinical aspects and evaluate a kit’s performance (NovaLisa® Malaria) against a panel of antigens (AMA1, GLURP, CSP and Schizont Extract) to determine the antigen used in diagnosing malaria serology in Côte d’Ivoire. A retrospective...
Histidine-rich protein-2 based malaria rapid diagnostic tests performance among febrile pregnant women in high malaria transmission area
August 2021
The diagnosis of malaria in pregnancy remains a challenge due to the low parasite density and placental sequestration of Plasmodium falciparum. A field performance evaluation of a malaria diagnostic test was carried out in an intense transmission setting in Nanoro, Burkina Faso. Pregnant women with symptoms suggestive of malaria were recruited and their results compared with microscopy, the current gold standard for P....
The influence of training outcome and competency on effective utilization of malaria microscopy result amongst health professionals in South Eastern Nigeria
August 2021
Malaria diagnosis in Nigeria mostly relied on clinical manifestations until 2011, when the government issued a policy requiring parasitological confirmation of all suspected malaria cases prior to treatment. Poor usage of malaria test results in health care delivery is one of the possible causes of over-diagnosis and over-treatment of malaria in Nigeria. This study demonstrated the influence of in-service training on...
Occurrence of endo and ecto parasites of dogs in Dawaki and Bukuru Dog Markets in Plateau State, Nigeria
May 2021
The study was aimed at determining the prevalence of endo and ectoparasite of dogs in Dawaki and Bukuru dog markets of Plateau State. A total of 150 dogs were sampled for haemoparasite, gastrointestinal parasite and ectoparasites. Standard floatation technique and Giemsa stained thin blood smear methods were used for gastrointestinal and haemoparasites, respectively while ectoparasites were identified using standard...
Haemonchosis: A review on dreaded strongylosis that affects the zootechnical performance of sheep
May 2021
Haemonchosis is a parasitosis that affects the abomasum of small ruminants, especially sheep. It is a disease that affects temperate as well as tropical and subtropical regions and can infest animals of any age, resulting in a significant loss of income to farmers. Haemonchus contortus is the parasite responsible for haemonchosis in small ruminants. It is haematophagous and causes serious diseases that decimate the...
Community implementation of human landing and non-human landing collection methods for Wuchereria bancrofti vectors
May 2021
In the drive towards elimination of lymphatic filariasis, enhanced surveillance of vector mosquitoes requires sound sampling methods which can be easily implemented and accepted by communities. Several tools have been validated as alternatives to human landing catches (HLC) for this purpose, but little is known about their effectiveness compared to HLC in terms of the vector density patterns. This study aimed at...
Application of linear regression models in predicting the density of Glossina fuscipes fuscipes (Diptera: Glossinidae) in Kajo-keji County, Central Equatoria State, South Sudan
May 2021
Glossina fuscipes fuscipes remain the main tsetse vectors of Trypanosoma brucei gambiense that causes Human African Trypanosomiasis (HAT) in South Sudan, where HAT Control Strategy does not involve vector control component. Information on the fly apparent density/trap/day helps identify priority areas for vector control. Insecurity and logistic problem makes it impossible for vector control to be carried out. Fly-human...
Prevalence of soil-transmitted helminthiasis among primary school pupils in Ipogun, Ondo State, Nigeria
February 2021
The prevalence of Soil-Transmitted Helminthiasis (STH) was investigated among pupils of three selected primary schools in Ipogun, Ifedore Local Government Area of Ondo State, Nigeria. A total of 298 stool samples were collected from pupils across schools and examined for eggs of Soil-Transmitted Helminths (STHs) using concentration method. Results showed that 190 (63.8%) of the 298 pupils were positive for STHs. Ascaris...
Prevalence and risk factor associated with Taenia solium cysticercosis among pig farmers in two districts (Amuru and Gulu) in Northern Uganda
January 2021
Taenia solium cysticercosis is a serious public health issue affecting humans in developing countries. The disease affects the rural economies due to the loss in productivity associated with human ill-health and condemnations of infected pork carcasses by the veterinarians. The aim of the study was to investigate the prevalence and risk factors for porcine cysticercosis in the districts of Amuru and Gulu in...
Molecular basis of arrested liver stage development of the gamma irradiated Plasmodium yoelii sporozoite
January 2021
Worldwide, about 270 million people are diagnosed with malaria annually and about a million deaths occur from this disease mostly in children and pregnant women in Africa. Despite enormous effort and resources directed towards malaria control and eradication, problems of resistance to chloroquine by the malaria parasite and resistance to insecticide by the mosquito vector have only contributed to worsening of the spread...
Prevalence of intestinal schistosomiasis and associated risk factors among patients living in “Vallée du Kou†in Burkina Faso one year after treatment
January 2021
In Burkina Faso, most reported Schistosoma infections are related to urinary schistosomiasis and focus on school-aged children. Here, we aimed to determine the prevalence of intestinal schistosomiasis and associated risk factors among patients in “Vallée du Kou” in Burkina Faso one year after treatment with praziquantel. A longitudinal study involving 980 participants of both sexes aged 6 to 80 years...
Immunoglobulin evolution and associated factors with intestinal schistosomiasis after treatment in rural Burkina Faso
December 2020
The performance of specific antibodies in a post-chemotherapy situation remains a controversial issue. Thus the study aims to investigate the variations of different immunoglobulins, IgG, IgG subclasses, IgM and IgA against Schistosoma mansoni soluble eggs antigens post-treatment and their correlation with eggs excretion. A longitudinal study was conducted on 928 participants over 5 years of age from February 2007 to...
Prevalence, risk factors and species’ diversity of ixodid ticks that parasitize dromedary camel in Yabello District of Borana Zone, Southern Ethiopia
November 2020
A cross sectional study was carried out to investigate the prevalence and species’ diversity of ixodid ticks that parasitize dromedary camel since October 2016 to March 2017. A total of 384 dromedary camels from five peasant association in Yabello District were examined. A total of 4417 ticks were collected from 374 camels. The average burden of the tick was 11.8 per camel while a male to female ratio was 1.9 to...
Prevalence of Loa loa and Mansonella perstans detection in urban areas of Southeast Gabon
November 2020
Loa loa and Mansonella perstans are two filarial species commonly found in Gabon loiasis has gained attention because of severe adverse events occurring in individuals harboring very high L. loa microfilarial loads after treatment with ivermectin. However, most studies were carried out in rural areas. This work aimed at the study of the prevalence of filarial infections in different urban areas of southeast Gabon. The...
Spatiotemporal analysis of Plasmodium falciparum genetic diversity and multiplicity of infections in Senegal from 2014 to 2017
October 2020
Malaria showed a significant decline in Senegal following the scale up of malaria control around the country with epidemiological disparities. Assessment of multiplicity of infection (MOI) and genetic diversity of Plasmodium falciparum population evolution proved its efficacy in monitoring malaria control. However, to our knowledge few studies focused on the dynamic changes of genetic diversity and MOI in Senegal. The...
Historic and current trends of human African trypanosomiasis in South Sudan
August 2020
Human African Trypanosomiasis (HAT) due to Trypanosoma brucei gambiense remains a major public health problem in South Sudan. It causes substantial socio-economic impacts on the livelihoods of poor rural inhabitants. This article throws lights on a review of historic and current trends for evolution of HAT in South Sudan. Data of HAT cases were obtained from several relevant sources including World Health Organization...
Knowledge, attitudes and practices of communities towards neurocysticercosis in the districts of Amuru and Gulu, Northern Uganda
August 2020
Neurocysticercosis (NCC) is the hematogenous inversion of brain by the larval stage of pork tapeworm, Taenia solium. The aim of the study was to investigate the knowledge, attitudes and practices among communities in two districts of Northern Uganda. A community based cross sectional study was conducted between February to March 2019 in two Sub-Counties of Amuru and Gulu districts. Multi-stage sampling and lottery...
Effect of diminazene diaceturate (Sequzene®) on serum biochemistry and associated histopathological changes of New-Zealand rabbits (Oryctolagus cuniculus) experimentally infected with Trypanosoma brucei brucei
July 2020
This study was conducted to determine the efficacy of diminazene diaceturate (Sequzene®) on serum biochemistry and associated histopathological changes of New-Zealand white rabbits experimentally infected with Trypanosoma brucei brucei. A total of thirty New-Zealand white rabbits weighing between 0.1 and 0.7 kg of both sexes were divided into six groups A to F of five rabbits each. Group A was infected with T....
Assessment of the performance of malaria rapid diagnostic test in acutely malnourished children under five years of age in Nanoro - Burkina Faso
March 2020
The interaction of malaria with malnutrition is complex. In areas where malnutrition among children is prevalent, management of malaria is not standardized. In Burkina Faso, malaria treatment is prescribed after positive malaria rapid diagnostic test (RDT) or thick blood smears confirmation regardless of the nutritional status of the child. The study aims to assess the performance of malaria RDT in acute malnourished...
Studies on distribution and abundance of freshwater snail intermediate hosts of schistosomiasis along Kwanar Areh Dam in Rimi L.G.A. of Katsina State
December 2019
Various species of freshwater snails act as intermediate hosts for Schistosoma species. The Bulinus and Biomphalaria snails serve as intermediate hosts for Schistosoma haematobium and Schistosoma mansoni, which are the causative agents of urinary and intestinal schistosomiasis in humans, respectively. This study aims to determine the distribution and abundance of these snail intermediate hosts along Kwanar Areh Dam,...
Prevalence and intensity of urogenital and intestinal schistosomiasis among primary school children in rural districts of Senegal
August 2019
Schistosomiasis is a public health problem in Senegal with unevenly distributed prevalence. The purpose of this study was to assess the prevalence and intensity of Schistosoma haematobium and Schistosoma mansoni infections among primary school children in eight districts of Senegal. A cross-sectional survey including school children aged from 7 to 13 years were included and was conducted in 3 ecological areas. Urine and...
Prevalence of malaria and the associated risk factors among pregnant women attending antenatal care in health institutions of Damot Woyide district, Southern Ethiopia
August 2019
Malaria during pregnancy is a cause of morbidity and mortality in pregnant women and their fetuses eventually the newborns and infants. Hence, this study was conducted to determine the prevalence and risk factors of malaria among pregnant women that attend antenatal clinics in health institutions found in Damote Woyide district. A health institution based cross-sectional study was conducted. Socio-demographic data were...
A pilot study on isolation of Asaia and detecting its co-presence with Plasmodium falciparum in two major malaria vectors in Senegal
January 2019
The declining of malaria creates the opportunity to accelerate its elimination. However, the elimination program is threatened by the spread of insecticide resistance among Anopheles (An.) mosquitoes, stressing the urgent need for new vector control strategies. Recent evidence of stable infection of anopheles’ symbionts that could affect the development of Plasmodium parasites within mosquitoes, has paved the way...
Community's knowledge, attitude and practices toward malaria and mosquito behavior in Abeshige Woreda, Gurage Zone, Southern Ethiopia
December 2018
Community Knowledge about malaria and mosquito behavior is critical for successful malaria intervention, appropriate treatment, prevention and control measures. Thus, this study aimed to assess knowledge, attitude and practices of the community towards malaria and mosquito behavior in Abeshige Woreda, South west Ethiopia. A community-based cross-sectional study was conducted in Abeshige Woreda from February to March...
Vector resistance to pyrethroids and impact on the efficacy of insecticide-treated mosquito nets in Southern Benin
November 2018
The use of Long Lasting Insecticidal Nets (LLINs) to protect population from malaria is one of the main strategies which decline the malaria morbidity and mortality in several trials carried out in different countries. However, resistance to pyrethroids is one of some problems which compromise the LLINs effectiveness. This study compares the effectiveness of LLINs in two areas, low and high resistance areas. Mosquitoes...
Effect of indoor residual spraying on malaria incidence, parasitemia and parasite density among children less than five years of age in northern Benin
October 2018
The effects of indoor residual spraying (IRS) on malaria transmission have been documented. However, the impact on morbidity has not always been highlighted. The aim of this study was to evaluate the effects of IRS on malaria incidence, parasitemia and parasite density among children less than five years of age in Benin. We conducted a cohort study in sprayed and unsprayed areas during the malaria transmission season in...
Prevalence of Schistosoma mansoni infection and associated factors in irrigation workers in Gamo Gofa and South Omo Zone, 2017: A Community based parasitological survey
September 2018
Schistosomiasis is one of the most prevalent parasitic diseases and an important public health problem in many developing countries. In this era of global warming and climatic changes, the epidemiology of temperature-dependent infectious diseases could be changing implying the possibility of new transmission area in the world in general and in Ethiopia in particular. This study aims to assess the prevalence of...
Prevalence of intestinal helminths among undergraduate students of Obafemi Awolowo University Ile Ife, Southwestern, Nigeria
August 2018
A cross section study of the prevalence and knowledge of intestinal helminths was investigated among the newly admitted undergraduate students of Obafemi Awolowo University, Ile Ife, Osun State, Nigeria between April and June 2016. Faecal samples from 767 subjects comprising 406 males and 361 females were collected and processed using modified kato-katz method. Eggs of four helminths, Ascaris lumbricoides, Trichuris...
Evaluation of metacestode of Taenia solium antigens for detection of anti-cysticercal IgG among patients with epilepsy in three districts of Northern Uganda
August 2018
Neurocysticercosis causes serious public health and socioeconomic problems in developing countries including Uganda. The aim of the study was to evaluate the metacestodes of Taenia solium (T. solium) antigens for detection of anticysticercal Immunoglobulin G (IgG) antibodies among patients with epilepsy in three districts of Northern Uganda. Three hundred (300) random samples were screened for anticysticercal IgG using...
Review on the epidemiological features of equine Endoparasites in Ethiopia
August 2018
Equines contributed a lot to the livelihood of Ethiopian people in terms of income generation, public transport, ploughing, threshing and ambulatory service for sick humans and animals, however various health problems hamper their contributions and of which endoparasitism is the major one. A number of epidemiological studies conducted in different part of Ethiopia point out the burden and type of endoparasites...
Cytotaxonomic study of the larvae of blackfly (Diptera: Simuliidae) from River-Ose, Ondo State, Nigeria
July 2018
A study of the cytotaxonomy of the larvae of blackfly was undertaken at three sites, Imeri A, Imeri B, and Ose-oba, along River Ose in Ondo State, Nigeria. Based on the morphology of the larvae and the resultant pupae, three species of blackflies were identified. These included Simulium damnosum complex, Simulium alcocki, and one yet to be identified (YI). Investigations on the polytene chromosomes from the salivary...
Prevalence of the major ectoparasites of poultry in extensive and intensive farms in Jimma, southwestern Ethiopia
July 2018
Ectoparasites pose a serious health threat and constitute major impediments in poultry production in many countries of the world including Ethiopia. However, they are paid less attention as endoparasites and infectious diseases; the huge economic burden of the parasites need a comprehensive study encompassing both intensive and free range poultry in order to generate accurate information about the disease. The current...
Tungiasis: An Overview
June 2018
Tungiasis exists worldwide with varying degrees of incidence and prevalence. The aim of this paper was to review the existing literature concerning Tungiasis. Tungiasis has been shown to be a public health concern for resource-poor rural communities in developing countries such as Nigeria, Kenya, Cameroon, Trinidad, Tobago, and Brazil, where its prevalence has been known to reach 50%. As a literatures reviewed, poor...
Spatial distribution of fresh water snail intermediate host in Yenagoa Metropolis, Bayelsa State, Nigeria
June 2018
Field investigation to establish the density of fresh water snail intermediate host in four water bodies of Yenagoa metropolis were carried out during January to March, 2016. Snails were collected in each water body using scooping and handpicking methods. The identification of snails and the determination of physico-chemical parameter of the water body followed standard procedures. Three snail species were...
Prevalence, intensity and major species of gastrointestinal parasites of donkeys in Adami Tulu Jido Kombolcha District, Central Ethiopia
May 2018
A cross-sectional study was conducted to determine the prevalence, intensity and risk factors of major gastrointestinal parasites of donkeys in Adami Tulu Jido Kombolcha district, Central Ethiopia. A total of 525 faecal samples were co-prologically examined for gastrointestinal parasites infections. The overall prevalence of gastrointestinal tract (GIT) parasite infestation was high (98.67%), with females more infested...
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