نتایج جستجو برای: malaria detection
تعداد نتایج: 610732 فیلتر نتایج به سال:
BACKGROUND In populations where the prevalence of infection with Plasmodium parasites is high, blood tests that identify Plasmodium parasites in patients with fever may lead to false positive diagnosis of malaria-disease. We characterised the diminishing value of the parasite detection test as a function of the prevalence of infection. METHODS We computed the ability of the parasite detection...
Diagnosis of malaria at the early stage of infection is challenging due to the difficulty in detecting low abundance parasites from blood. Molecular methods such as real-time polymerase chain reaction (qPCR) can be especially useful for detecting low parasitemia levels due to their high sensitivity and their ability to recognize different malarial species and strains. Unfortunately, the accurac...
BACKGROUND Malaria transmission is highly heterogeneous in most settings, resulting in the formation of recognizable malaria hotspots. Targeting these hotspots might represent a highly efficacious way of controlling or eliminating malaria if the hotspots fuel malaria transmission to the wider community. METHODS/DESIGN Hotspots of malaria will be determined based on spatial patterns in age-adj...
Objective: After observing the increasing trend in numbers of fever cases from Joyhing and Koilamari tea estate, mass fever surveys were conducted to determine the prevalence of malaria cases in the affected areas. Methods: Finger prick blood samples were collected from 368 patients having complained of fever and headache. Rapid malaria test kit was used for initial detection of malaria parasit...
Recent molecular studies indicate that Plasmodium ovale malaria is caused by two closely related species of protozoan parasites, thereby imposing new challenges for detection and species differentiation. This minireview explores the potential value of innovative methods for the molecular diagnosis of malaria with a strong emphasis on the discrimination and genotyping of P. ovale wallikeri and P...
Objectives: The invasive nature of the current malaria diagnostic techniques impairs compliance to diagnosis, especially for on-field detection. Adapting non-invasive methods biological sample collection rapid diagnosis infections may provide a more efficient approach case management and epidemiological studies malaria. This study was designed evaluate detection Plasmodium falciparum Histidine-...
Accurate diagnosis of malaria infections continues to be challenging and elusive, especially in the detection of submicroscopic infections. Developing new malaria diagnostic tools that are sensitive enough to detect low-level infections, user friendly, cost effective and capable of performing large scale diagnosis, remains critical. We have designed novel self-quenching photo-induced electron t...
BACKGROUND The aim of this study was to determine the incidence and seasonal pattern of malaria in children in South-West Burkina Faso, and to compare, in a randomized trial, characteristics of cases detected by active and passive surveillance. This study also enabled the planning of a malaria vaccine trial. METHODS Households with young children, located within 5 kilometers of a health facil...
BACKGROUND Recently, there has been mounting interest in scaling-up vector control against malaria in Africa. It needs to be determined if indoor residual spraying (IRS with DDT) will provide significant marginal protection against malaria over current best practice of long-lasting insecticidal nets (LLINs) and prompt treatment in a controlled trial, given that DDT is currently the most persist...
Rapid, early, and accurate diagnosis of malaria is essential for effective disease management and surveillance, and can reduce morbidity and mortality associated with the disease. Although significant advances have been achieved for the diagnosis of malaria, these technologies are still far from ideal, being time consuming, complex and poorly sensitive as well as requiring separate assays for s...
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