Dora M. Rajonhson

ORCID: 0000-0003-3247-4510
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About
Contact & Profiles
Research Areas
  • Yersinia bacterium, plague, ectoparasites research
  • Insect symbiosis and bacterial influences
  • Mosquito-borne diseases and control
  • Zoonotic diseases and public health
  • Coastal wetland ecosystem dynamics
  • Aquaculture disease management and microbiota
  • Dermatological diseases and infestations
  • Animal Ecology and Behavior Studies
  • Microbial Community Ecology and Physiology
  • Insect and Pesticide Research
  • Viral Infections and Vectors

National Science and Technology Development Agency
2024

National Center for Genetic Engineering and Biotechnology
2024

Mahidol University
2022-2023

Mahidol Oxford Tropical Medicine Research Unit
2022-2023

University of Antananarivo
2017

Fipronil was evaluated as a systemic control agent for the rat flea Xenopsylla cheopis (Rothschild), main vector of Yersinia pestis (Yersin), causative plague, in Madagascar. The effectiveness fipronil against X. assessed by determining toxicity values "Lethal Dose 50" (LD50). Two techniques were used to evaluate action insecticide on vector: 1) an artificial feeding device filled with blood-fipronil mixture from which fed and 2) rodent hosts, Rattus norvegicus (Berkenhout) rattus (L.),...

10.1093/jme/tjw200 article EN Journal of Medical Entomology 2017-01-25

Among emerging zoonotic pathogens, mosquito-borne viruses (MBVs) circulate between vertebrate animals and mosquitoes represent a serious threat to humans via spillover from enzootic cycles the human community. Active surveillance of MBVs in their vectors is therefore essential better understand prevent emergence, especially at human–animal interface. In this study, we assessed presence using molecular phylogenetic methods collected along an ecological gradient ranging rural urbanized areas...

10.3390/v15071447 article EN cc-by Viruses 2023-06-27

An infestation of a Cimicidae (Hemiptera: Cimicidae) member, especially the bed bug, can cause economic loss and impact health. A cost-effective user-friendly method for identifying infesting species will help with early detection control infestations. linear morphometric is often used, but it requires examination many characters highly preserved specimen. We conducted comparative study effectiveness classification using single organ, pronotum, through outline-based methods. Bat...

10.3390/insects13121155 article EN cc-by Insects 2022-12-14

ABSTRACT Despite their immense economic value as a key aquaculture species, the production of Pacific white shrimp ( Litopenaeus vannamei ) faces significant challenges from intensive farming practices and disease outbreaks. Routine microbial profiling for surveillance could be promising approach to anticipate control To achieve this, accuracy in ponds is crucial enabling targeted action prevention. Extensive documentation emphasizes that, beyond biological factors (related host, diet, or...

10.1128/spectrum.00965-24 article EN cc-by Microbiology Spectrum 2024-09-27
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