Results 91 to 100 of about 22,150 (191)

Sporogony and sporozoite rates of avian malaria parasites in wild Culex pipiens pallens and C. inatomii in Japan

Parasites & Vectors, 2015
Background Malaria infection in mosquitoes is traditionally detected by microscopic examination for Plasmodium oocysts and sporozoites. Although PCR is now widely used, the presence of parasite DNA in a mosquito does not prove that sporogony is achieved.
Kyeongsoon Kim, Yoshio Tsuda
doaj   +1 more source

Bioactivities of a New Pyrrolidine Alkaloid from the Root Barks of Orixa japonica

Molecules, 2016
A new pyrrolidine alkaloid named (Z)-3-(4-hydroxybenzylidene)-4-(4-hydroxyphenyl)-1-methylpyrrolidin-2-one was isolated from the ethanol extract of the root barks of Orixa japonica. The structure of the new alkaloid was elucidated on the basis of NMR and
Xin Chao Liu, Daowan Lai, Qi Zhi Liu, Ligang Zhou, Qiyong Liu, Zhi Long Liu   +5 more
doaj   +1 more source

Chemical composition of Dipsacus asper Wallich ex Candolle (Dipsacaceae) essential oil and its activity against mosquito larvae of Aedes aegypti and Culex pipiens pallens [PDF]

, 2017
Purpose: To evaluate the larvicidal activity of the essential oil of Dipsacus asper Wallich ex Candolle (Dipsacaceae) roots against the larvae of Aedes aegypti L. and Culex pipiens pallens Coquillett.Methods: Essential oil was extracted from D.
Liu, Xin Chao, Liu, Zhi Long, Lu, Hong Yu, Liu, Qi Zhi   +3 more
core   +1 more source

A reassessment of the artificial infection of three predominant mosquito species with Plasmodium vivax in Shandong Province, China

Journal of Vector Borne Diseases, 2016
Background & objectives: Under certain ecological circumstances, pathogens are able to rapidly adapt to new vectors. The great capacity of Plasmodium spp.
Chongxing Zhang, Guihong Shi, Peng Cheng, Haifang Wang, Hongmei Liu, Lijuan Liu, Xiuxia Guo, Maoqing Gong, Yong Huang   +8 more
doaj  

MicroRNA-989 targets 5-hydroxytryptamine receptor1 to regulate ovarian development and eggs production in Culex pipiens pallens. [PDF]

Parasit Vectors, 2023
Zheng J, Xu J, Zhang R, Du J, Wang H, Li J, Zhou D, Sun Y, Shen B.   +8 more
europepmc   +1 more source

Synthesis and Pesticidal Activities of 5-(2-Cyclopropylaminopyrimidin-4-yl)-4-(thiophenyl)thiazole Derivatives

Journal of Chemistry, 2015
Pesticidal activities of 4-[5-(2-cyclopropylaminopyrimidin-4-yl)-4-(4-chloro-2-fluoro-phenyl)thiazol-2-yl]-1-methylpiperidine, designated as Comp I, have been determined against a mosquito larva, Culex pipiens pallens, and a phytopathogenic fungus ...
Won-Sik Choi, Seok-Woo Nam, Il-Doo Kim, Seung-Han Kim, Kun-Ho Park, In-Kyung Bae, Eun-Sil Park, Hwang-Ju Jeon, Sung-Eun Lee   +8 more
doaj   +1 more source

Experimental infections of mosquitoes with severe fever with thrombocytopenia syndrome virus

Infectious Diseases of Poverty, 2017
Background Severe fever with thrombocytopenia syndrome (SFTS) is a newly identified emerging infectious disease, which is caused by a novel bunyavirus (termed SFTSV) in Asia.
Shu-Yi Liang, Hong-Liang Chu, Xi-Ling Guo, Wei Wang, Hong-Na Chen, Yu-Fu Zhang, Yin Chen, Tao Wu, Chang-Jun Bao, Ming-Hao Zhou   +9 more
doaj   +1 more source

New native Bacillus thuringiensis strains induce high insecticidal action against Culex pipiens pallens larvae and adults. [PDF]

BMC Microbiol, 2023
Ma X, Hu J, Ding C, Portieles R, Xu H, Gao J, Du L, Gao X, Yue Q, Zhao L, Borrás-Hidalgo O.   +10 more
europepmc   +1 more source

Larvicidal activity and possible mode of action of four flavonoids and two fatty acids identified in Millettia pinnata seed toward three mosquito species

Parasites & Vectors, 2015
Background Aedes aegypti and Aedes albopictus and Culex pipiens pallens mosquitoes transmit dengue fever and West Nile virus diseases, respectively. This study was conducted to determine the toxicity and mechanism of action of four flavonoids and two ...
Haribalan Perumalsamy, Myung Jin Jang, Jun-Ran Kim, Murugan Kadarkarai, Young-Joon Ahn   +4 more
doaj   +1 more source

Toxic Effects of Perilla frutescens (L.) Britt. Essential Oil and Its Main Component on Culex pipiens pallens (Diptera: Culicidae). [PDF]

Plants (Basel), 2023
Zhang R, Zhang W, Zheng J, Xu J, Wang H, Du J, Zhou D, Sun Y, Shen B.   +8 more
europepmc   +1 more source