Related Experiment Video
Updated: Jul 18, 2026
10:57
Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
Published on: August 22, 2012
Hookworm infections and human iron metabolism
1Department of Zoology, University of Glasgow, Scotland, UK.
Parasitology
|January 1, 1993
Summary
Hookworm infections, caused by Ancylostoma duodenale and Necator americanus, significantly worsen iron deficiency anemia. This study models how human iron metabolism responds to varying hookworm intensities.
Area of Science:
- Parasitology
- Nutritional Science
- Mathematical Biology
Background:
- Hookworm infections (Ancylostoma duodenale, Necator americanus) are prevalent in impoverished areas.
- Hookworms cause significant iron-deficiency anemia through chronic gut blood loss.
- Iron deficiency anemia is a major global nutritional problem.
Purpose of the Study:
- To propose a mathematical model simulating human iron metabolism response to hookworm infection.
- To investigate the role of stored iron regulation in hookworm-induced anemia.
- To analyze hookworm impact on iron metabolism in different demographic groups.
Main Methods:
- Development of a mathematical model for human iron metabolism.
- Simulation of hookworm infection intensity effects on iron regulation.
- Comparative analysis of iron metabolism in healthy males, non-pregnant, and pregnant women.
Main Results:
- The model illustrates how hookworm infection intensity affects iron metabolism.
- Regulation of stored iron is highlighted as a critical factor in the host response.
- Differential impacts of hookworm infection on iron status were observed across modeled individuals.
Conclusions:
- The mathematical model provides insights into the pathology of hookworm disease.
- Understanding iron metabolism response is crucial for managing hookworm-related anemia.
- Further research using the model can refine treatment strategies for iron deficiency in endemic regions.
Related Concept Videos
01:28Fungal Phylum Microsporidia
Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
01:24Microbes and Other Elemental Cycles
Microbial activity plays a pivotal role in the biogeochemical cycling of iron and manganese, especially at the redox gradients characteristic of stratified aquatic environments. These cycles are driven by microbial transformations between oxidized and reduced forms of the metals, allowing organisms to exploit them for metabolic energy and structural purposes.Iron Cycling Across Redox GradientsIn neutral, oxygen-rich surface waters, iron is predominantly found in its oxidized, insoluble ferric...
01:12Giardiasis
Giardiasis is a globally prevalent intestinal infection caused by the protozoan parasite Giardia duodenalis (also known as G. lamblia or G. intestinalis). This flagellated protozoan is the most frequently identified intestinal parasite in the United States and worldwide. Transmission primarily occurs via the fecal-oral route, with infection arising from ingestion of water or food contaminated with cysts. Individuals in low-resource settings, international travelers, outdoor enthusiasts, daycare...
01:28Amebiasis
Entamoeba histolytica, a protozoan parasite, is responsible for intestinal and extraintestinal amebiasis. Though a significant proportion of infections remain asymptomatic, approximately 50 million individuals annually are estimated to present with clinical disease, resulting in up to 100,000 deaths globally. The disease burden is disproportionately high in regions with lower socioeconomic status, such as parts of India, Africa, Mexico, and Latin America.Etiology and TransmissionThe infective...
01:15Anthelminthic Agents
Anthelmintic drugs differ significantly from antiparasitic therapies targeting protozoa, primarily due to differences in parasite biology. Whereas most protozoal treatments act on proliferating cells, anthelmintics are typically directed against mature, nonproliferative helminths. The therapeutic approach considers the helminth's reliance on neuromuscular coordination, glucose metabolism, and microtubular integrity for survival, reproduction, and localization within the host. Most anthelmintics...
01:21Antiprotozoal Agents
Leishmaniasis is a widespread parasitic disease caused by several Leishmania species. It affects millions of people each year and remains a major public health problem in endemic regions. First-line treatment relies on pentavalent antimonials, including meglumine antimoniate and sodium stibogluconate. Even so, how these drugs work has not been fully clear, especially their interaction with parasite-specific biochemical pathways. One key target is trypanothione reductase (TR), an enzyme that...