Results 21 to 30 of about 6,525 (206)

Modulation of the behavioral and electrical responses to the repellent DEET elicited by the pre-exposure to the same compound in Blattella germanica [PDF]

open access: yesPeerJ, 2016
Insects under different stimuli from the environment modify behavioural responses due to changes in the sensitivity of neurons at the peripheral and/or at the central level of the nervous system. This phenomenon is called neuronal plasticity, and sensory
Valeria Sfara   +2 more
doaj   +2 more sources

Horizontal transmission of Salmonella Typhimurium among German cockroaches and its possible mechanisms

open access: yesEcology and Evolution, 2023
German cockroaches (Blattella germanica) can be both mechanical and biological (amplifying) vectors of enteric pathogens, including Salmonella enterica serovar Typhimurium (S.
Madison Mond, Jose E. Pietri
doaj   +1 more source

Cockroach Allergy and Asthma in a 30-Year-Old Man [PDF]

open access: yes, 1999
A growing body of evidence has implicated allergens derived from cockroaches as an important environmental factor that may aggravate asthma in sensitized persons. We present the case of a 30-year-old man with asthma and a cockroach allergy.
Bourdin, Joël-André   +2 more
core   +2 more sources

The mortality effects of some entomopathogenic fungi against helicoverpa armigera, spodoptera littoralis, tenebrio molitor and blattella germanica [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2018
Laboratory bioassay studies were conducted to determine the effects of 9 isolates of Beauveria bassiana and one isolate of Metarhizium anisopliae, isolated from the soils in Isparta, Turkey, against Helicoverpa armigera (Hübner), Spodoptera littoralis ...
Engin KILIÇ   +3 more
doaj   +1 more source

Co-sensitization to silkworm moth (Bombyx mori) and 9 inhalant allergens among allergic patients in Guangzhou, Southern China.

open access: yesPLoS ONE, 2014
ObjectivesThis study aimed to investigate the profile of sensitization to silkworm moth (Bombyx mori) and other 9 common inhalant allergens among patients with allergic diseases in southern China.MethodsA total of 175 patients were tested for serum sIgE ...
Baoqing Sun   +4 more
doaj   +1 more source

Wolbachia in the flesh: symbiont intensities in germ-line and somatic tissues challenge the conventional view of Wolbachia transmission routes [PDF]

open access: yes, 2014
Symbionts can substantially affect the evolution and ecology of their hosts. The investigation of the tissue-specific distribution of symbionts (tissue tropism) can provide important insight into host-symbiont interactions.
A Fytrou   +59 more
core   +3 more sources

Decrease in the resistance level of Blattella germanica (Linnaeus) (Blattodea: Ectobiidae) to insecticides after being reared without selection pressure for ten years

open access: yesJurnal Entomologi Indonesia, 2023
This study aims to investigate changes in resistance to insecticides over a ten-year period in five strains of German cockroaches, Blattella germanica (Linnaeus), which had previously shown resistance to deltamethrin, propoxur, and fipronil in 2012.
Putik Van Dini   +4 more
doaj   +1 more source

Effect of shelter on reproduction, growth and longevity of the German cockroach, Blattella germanica (Dictyoptera: Blattellidae) [PDF]

open access: yes, 2011
German cockroaches spend most of the day in aggregations within shelters, which they leave in nocturnal foraging trips; cockroaches are rarely seen outside shelters during daylight hours.
Gemeno Marín, César   +2 more
core   +1 more source

Effects of myoinhibitory peptides on food intake in the German cockroach [PDF]

open access: yes, 2017
Insect myoinhibitory peptides were discovered through their inhibitory activity on visceral muscle contraction. The present study tests the antimyotropic gut properties of three galanin-related myoinhibitory peptides (Mas-MIP II: GWQDLNSAW-NH2; Grb-AST ...
Aguilar, Ruth   +2 more
core   +1 more source

Gene content evolution in the arthropods [PDF]

open access: yes, 2020
Arthropods comprise the largest and most diverse phylum on Earth and play vital roles in nearly every ecosystem. Their diversity stems in part from variations on a conserved body plan, resulting from and recorded in adaptive changes in the genome ...
Anstead, Clare A.   +78 more
core   +5 more sources

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