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Anopheles

Open Access | Cuticle thickening associated with pyrethroid resistance in the major malaria vector Anopheles funestus

Author(s): 
Wood or, Hanrahan S, Coetzee M, Koekemoer LL, Brooke BD
Reference: 
Parasites & Vectors 2010, 3:67 (4 August 2010)
Contact email: 
oliverw@nicd.ac.za

Measures of mean cuticle thickness in laboratory samples of female An. funestus were obtained using scanning electron microscopy (SEM). These females were drawn from a laboratory colony carrying the pyrethroid resistance phenotype at a stable rate, but not fixed.

Open Access | Genome mapping and characterization of the Anopheles gambiae heterochromatin

Author(s): 
Sharakhova M, George P, Brusentsova , Leman SC, Bailey JA, Smith CD, Sharakhov
Reference: 
BMC Genomics 2010, 11:459 (4 August 2010)
Contact email: 
msharakh@vt.edu

Our results demonstrate that Anopheles polytene chromosomes and whole-genome shotgun assembly render the mapping and characterization of a significant part of heterochromatic scaffolds a possibility.

Open Access | Activation of Akt Signaling Reduces the Prevalence and Intensity of Malaria Parasite Infection and Lifespan in Anopheles stephensi Mosquitoes

Author(s): 
Vanessa C., Anna Drexler., et al.
Reference: 
PLoS Pathog 6(7): e1001003
Contact email: 
mriehle@ag.arizona.edu

Here, we demonstrate that increased Akt signaling in the mosquito midgut disrupts parasite development and concurrently reduces the duration that mosquitoes are infective to humans.

Open Access | Knockdown resistance in Anopheles vagus, An. sinensis, An. paraliae and An. peditaeniatus populations of the Mekong region

Author(s): 
Katrijn Verhaeghen , Wim Van Bortel , Ho Dinh Trung, Tho Sochantha , Kalouna Keokenchanh and Marc Coosemans
Reference: 
Parasites & Vectors 2010, 3:59
Contact email: 
kverhaeghen@itg.be

In this study, the resistance status of the potential malaria vectors An. vagus, An. sinensis, An. paraliae and An. peditaeniatus was assessed.

Human Antibody Response to Anopheles gambiae Saliva: An Immuno-Epidemiological Biomarker to Evaluate the Efficacy of Insecticide-Treated Nets in Malaria Vector Control

Author(s): 
Papa M., Anne P., et al.
Reference: 
Am J Trop Med Hyg, Jul 2010; 83: 115 - 121.
Contact email: 
papa-makhtar.drame@ird.fr

This study investigates a potential immunological marker, based on human antibody responses to Anopheles saliva, as a new indicator to evaluate the efficacy of insecticide-treated nets (ITNs).

Microgeographic Genetic Variation of the Malaria Vector Anopheles darlingi Root (Diptera: Culicidae) from Córdoba and Antioquia, Colombia

Author(s): 
Lina A. Gutiérrez, Giovan F. Gómez, John J. González, Martha I. Castro, Shirley Luckhart, Jan E. Conn, AND Margarita M. Correa
Reference: 
Am J Trop Med Hyg, Jul 2010; 83: 38 - 47.
Contact email: 
mcorrea@quimbaya.udea.edu.co

This study was conducted to test genetic variation of An. darlingi at a microgeographic scale (approximately 100 km) from localities in Córdoba and Antioquia states, in western Colombia, to better understand the potential contribution of population genetics to local malaria control programs.

Phylogenetic inference of Indian malaria vectors from multilocus DNA sequences

Author(s): 
Jyotsana Dixit, Hemlata Srivastava, Meenu Sharma, Manoj K. Das, O.P. Singh, K. Raghavendra, Nutan Nanda, Aditya P. Dash, D.N. Saksena, Aparup Das
Reference: 
Infection, Genetics and Evolution, Volume 10, Issue 6, August 2010, Pages 755-763
Contact email: 
aparup@mrcindia.org

Multilocus molecular phylogenetic study of Indian anophelines and An. gambiae was conducted at each individual genetic region using Neighbour Joining (NJ), Maximum Likelihood (ML), Maximum Parsimony (MP) and Bayesian approaches.

Open Access | Distribution of ace-1R and resistance to carbamates and organophosphates in Anopheles gambiae s.s. populations from Cote d'Ivoire

Author(s): 
Ahoua Alou LP, Koffi AA, Adja MA, Tia E, Kouassi PK, Kone M, Chandre F
Reference: 
Malaria Journal 2010, 9:167 (16 June 2010)
Contact email: 
ahouaalou@yahoo.fr

This study revealed a wide distribution of insensitive acetylcholinesterase due to the G119S mutation in both M and S molecular forms of the populations of An. gambiae s.s. tested.

Open Access | Pyrethroid resistance in Anopheles gambiae leads to increased susceptibility to the entomopathogenic fungi Metarhizium anisopliae and Beauveria bassiana

Author(s): 
Howard AF, Koenraadt CJ, Farenhorst M, Knols BG, Takken W
Reference: 
Malaria Journal 2010, 9:168 (16 June 2010)
Contact email: 
afv.howard@gmail.com

The insecticide-resistant mosquito strain was susceptible to both species of fungus indicating that entomopathogenic fungi can be used in resistance management and integrated vector management programmes to target insecticide-resistant mosquitoes.

Open Access | Is aging raw cattle urine efficient for sampling Anopheles arabiensis Patton?

Author(s): 
Aneth M., Beda J., et al.
Reference: 
BMC Infectious Diseases 2010, 10:172
Contact email: 
anethf@yahoo.co.uk

A total of 7871 mosquitoes were collected throughout the study period. 49.8% of the mosquitoes were collected from resting box treated with urine daily; 21.6% and 20.0% were from boxes treated 3 and 7 days respectively. Only 8.6% were from untreated resting box (control). The proportion collected indoors was ~2 folds greater than the outdoor. Of all mosquitoes, 12.3% were unfed, 4.1% full fed, 34.2% semi-gravid and 49.4% gravid.

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