Acaricidal activity of essential oils from Curcuma zedoaria and Alpinia zerumbet rhizomes against Rhipicephalus (Boophilus) microplus (Acari: Ixodidae)

Author(s):  
Gracieli Gomes Nonato Bressanin ◽  
Caio Márcio de Oliveira Monteiro ◽  
Paula Marchesini ◽  
Tatiane Pinheiro Lopes Novato ◽  
Francisco Eduardo Aragão Catunda Júnior ◽  
...  
2018 ◽  
Vol 27 (2) ◽  
pp. 203-210 ◽  
Author(s):  
Karina Neoob de Carvalho Castro ◽  
Kirley Marques Canuto ◽  
Edy de Sousa Brito ◽  
Lívio Martins Costa-Júnior ◽  
Ivanilza Moreira de Andrade ◽  
...  

Abstract The aim of this study was to evaluate the acaricidal activity of essential oils from three species of plants with intermediary concentrations of 1,8-cineole against the tick species Rhipicephalus (Boophilus) microplus. For this purpose, five serial concentrations (100.0, 50.0, 25.0, 12.5, 6.2 mg/mL) of essential oils from Mesosphaerum suaveolens (L.) Kuntze, Ocimum gratissimum L. and Alpinia zerumbet (Pers.) B. L. Burtt & R. M. Sm. were used on larval packet and adult immersion tests. The essential oils were analysed by gas chromatography-mass spectrometry (GC/MS) and gas chromatography-flame ionization detection (GC-FID), being detected 35.8, 24.7 and 24.0% of 1.8-cineol in the oils of M. suaveolens, O. gratissimum and A. zerumbet, respectively. The lethal concentration (LC 50) of each oil for larvae and engorged females was calculated through Probit analysis. All essential oils showed high efficacy (≥ 95.0%) on engorged females at the 100.0 mg/mL concentration. In regards to larvae, O. gratissimum (LC 50 = 11.9 mg/mL) was the most potent, followed by the A. zerumbet (LC50 = 19.7 mg/mL) and the M. suaveolens (LC50 = 51.6 mg/mL) essential oils. These results show that other compounds interfere with 1,8-cineole action.


2013 ◽  
Vol 112 (4) ◽  
pp. 1379-1384 ◽  
Author(s):  
Nicolas Lebouvier ◽  
Thomas Hue ◽  
Edouard Hnawia ◽  
Leïla Lesaffre ◽  
Chantal Menut ◽  
...  

2020 ◽  
Vol 32 (6) ◽  
pp. 571-576
Author(s):  
Gilberto dos Santos Lima Junior ◽  
Jorge Pedrosa Campos ◽  
Caio Márcio de Oliveira Monteiro ◽  
Jéssica Fiorotti ◽  
Francisco Eduardo Aragão Catunda Júnior ◽  
...  

2014 ◽  
Vol 114 (1) ◽  
pp. 91-99 ◽  
Author(s):  
T. Hüe ◽  
L. Cauquil ◽  
J. B. Hzounda Fokou ◽  
P. M. Jazet Dongmo ◽  
I. Bakarnga-Via ◽  
...  

Author(s):  
Douglas Rafael e Silva Barbosa ◽  
Rebeca Barbosa Vieira dos Santos ◽  
Flavia Mayara Pereira Santos ◽  
Pedro Justino da Silva Junior ◽  
Francisco Marques de Oliveira Neto ◽  
...  

2015 ◽  
Vol 46 (3) ◽  
pp. 536-541 ◽  
Author(s):  
Anne Caroline dos Santos Dantas ◽  
Andreina de Carvalho Araujo ◽  
Alessandra Gomes Marques Pacheco ◽  
Alexsandro Branco ◽  
Luis Antônio Sangioni ◽  
...  

ABSTRACT: This experiment was carried out to study the bioacaricidal activity of Amburana cearensis against engorged females of Rhipicephalus (Boophilus) microplus. The crude ethanolic extract from the leaves of A. cearensis was submitted to partition with organic solvents (hexane, chloroform and ethyl acetate) in order of increasing polarity; and evaluated using three treatments at concentrations of 5, 10 and 25mg ml-1. To evaluate the acaricidal activity, engorged females were submitted to the adult immersion test. Parameters analyzed were the weight of females; weight of egg mass; percentage of hatch; reproductive efficiency; expected rate of reproduction; and efficacy. For each extract and concentrating fraction, tests were performed in triplicate. Among all fractions, the hexane (2.5%) achieved the best results in all parameters analyzed: 52.7% of inhibition of oviposition; 39% of hatching rate; 3,271 index of reproductive efficiency; and 67.0% effectiveness. The extract obtained gradual dose response with increasing concentration; and could be used as an aid in the control of R. (B.) microplus therapy.


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