Related Experiment Video
Updated: Jul 12, 2026
06:22
Mass-Rearing and Molecular Studies in Tortricidae Pest Insects
Published on: March 25, 2022
[Triatominae: growing trend to domesticity].
1l'Unité d'Entomologie médicale, Institut de Médecine Tropicale du Service de Santé des Armies, BP 46 Le Pharo, 13998 Marseille Armées. imtssa.entomo@wanadoo.fr
Medecine Tropicale : Revue Du Corps De Sante Colonial
|September 6, 2007
Summary
Triatominae insects, wild vectors of Trypanosoma cruzi, have adapted to human environments, leading to new challenges in parasite control. Insect control programs inadvertently favor the resurgence of wild Triatominae species.
Area of Science:
- Entomology: Study of insects, focusing on Triatominae.
- Parasitology: Research on the parasite Trypanosoma cruzi and its vectors.
- Ecology: Investigating the ecological shifts in insect populations due to human impact.
Context:
- Triatominae (kissing bugs) are historically wild vectors of Trypanosoma cruzi.
- Human activities and domestic animals have led to the domestication of many Triatominae species.
- Insect control programs have impacted the prevalence of different Triatominae species.
Purpose:
- To understand the historical role of Triatominae as vectors of Trypanosoma cruzi.
- To analyze the adaptation of Triatominae to human environments.
- To evaluate the ecological consequences of insect extermination programs on vector populations.
Summary:
- Triatominae insects have long served as wild vectors for the parasite Trypanosoma cruzi.
- Human environmental impact has driven the adaptation and domestication of Triatominae species.
- Current insect control strategies, while reducing some vector populations, promote the proliferation of other, previously wild or semi-domestic species.
Impact:
- Understanding vector adaptation is crucial for effective disease control strategies.
- Ecological shifts caused by human intervention require adaptive vector management approaches.
- The replacement of controlled species by wilder ones presents ongoing challenges for Trypanosoma cruzi transmission control.
Related Concept Videos
01:22American Trypanosomiasis
Chagas disease, or American trypanosomiasis, is a vector-borne parasitic infection caused by Trypanosoma cruzi, a flagellated protozoan (kinetoplastid) of the family Trypanosomatidae. The disease is endemic in Latin America, although cases are increasingly reported worldwide due to human migration. Transmission most commonly occurs when feces of infected triatomine bugs contaminate bite wounds or mucosal surfaces; additional routes include congenital, transfusional, transplant-related, and oral...
02:40Epiphytes, Parasites, and Carnivores
Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the biosynthesis of the...
02:40Pollination and Flower Structure
Flowers are the reproductive, seed-producing structures of angiosperms. Typically, flowers consist of sepals, petals, stamens, and carpels. Sepals and petals are the vegetative flower organs. Stamens and carpels are the reproductive organs.
01:18Trichomoniasis
Trichomonas vaginalis is a flagellated protozoan parasite and the causative agent of trichomoniasis, one of the most prevalent non-viral sexually transmitted infections in the United States. This extracellular parasite primarily colonizes the lower genitourinary tract in women—particularly the vagina—and in men, the urethra and prostate. Its structural and functional adaptations enable its survival, motility, and pathogenicity within the host environment.Structural Features and Host EntryT.