Status of Rhipicephalus microplus resistance to ivermectin, fipronil and fluazuron in Mato Grosso do Sul, Brazil

• Published in: Revista brasileira de parasitologia veterinaria Vol. 30; no. 1; p. e025220
• Main Authors: Valsoni, Luiza Mendes, Freitas, Mariana Green de, Borges, Dyego Gonçalves Lino, Borges, Fernando de Almeida
• Format: Journal Article
• Language: English
• Published: Brazil Colégio Brasileiro de Parasitologia Veterinária 01.01.2021; Colégio Brasileiro de Parasitologia Veterinaria
• Subjects: Acaricides; Acaricides - pharmacology; adult immersion test; Animals; Brazil; Cattle; Cattle Diseases - parasitology; chemical control; Drug Resistance; Ivermectin - pharmacology; larval immersion test; PARASITOLOGY; Phenylurea Compounds - pharmacology; Pyrazoles - pharmacology; Rhipicephalus - drug effects; Tick Infestations - parasitology; Tick Infestations - veterinary; ticks; VETERINARY SCIENCES; Brazil; Acaricides; teste de imersão de adultos; ticks; adult immersion test; larval immersion test; controle químico; carrapatos; chemical control; Acaricidas; teste de imersão de larvas

Abstract Southern cattle tick resistance to pour-on and injectable acaricides has yet to be evaluated on a broader scope, and the paucity of information on the subject may hinder efforts to control this parasite. The objective of this study was to evaluate the resistance profile of ten populations o...