نتایج جستجو برای: german cockroaches

تعداد نتایج: 52228  

Journal: :Journal of medical entomology 2009
Godfrey Nalyanya J Chad Gore H Michael Linker Coby Schal

Cockroach suppression is fundamental to cockroach allergen mitigation in infested homes. The effects of various cockroach control strategies on cockroach populations and allergen concentration have not been examined in schools. This study was conducted to compare the effectiveness of integrated pest management (IPM) and conventional pest control in controlling German cockroach (Blattella german...

Journal: :Clinical and diagnostic laboratory immunology 2004
Kyoung Yong Jeong Heeyu Hwang Jongweon Lee In-Yong Lee Dong Soo Kim Chein-Soo Hong Han-Il Ree Tai-Soon Yong

Household arthropods are one of the most common causes of allergic diseases. Four species of cockroaches are found to reside in Korean homes, but published work deals almost exclusively with the German and American cockroaches. This study was undertaken to investigate the cross-reactive allergenic components of the dusky brown cockroach, Periplaneta fuliginosa. Enzyme-linked immunosorbent assay...

2017
Mahsa Fardisi Ameya D. Gondhalekar Michael E. Scharf

Insecticide resistance in German cockroaches (Blattella germanica (L.)) has been a barrier to effective control since its first documentation in the 1950s. A necessary first step toward managing resistance is to understand insecticide susceptibility profiles in field-collected strains so that active ingredients (AIs) with lowest resistance levels can be identified. As a first step in this study...

قوامی, محمد باقر, لدنی, حسین, محمدی, جمشید,

Background & Objectives: Blatella germanica as a significant urban pest, can transmit various diseases and cause allergy. In spite of frequent pyrethroid spraying, contamination to German cockroach continues in Shahid Beheshti hospital and so far no survey has been carried out concerning the cause of persistent contamination to this pest. This study was carried out to assess the susceptibility ...

Journal: :iranian biomedical journal 0
حسین فاتح پور hossein fathpour گیتی امتیازی giti emtiazi الهام قاسمی elham ghasemi

cockroaches were collected from hospitals, houses and poultry sheds in various parts of isfahan (iran) and identified to species. in total, seven species of cockroaches in seven genera were identified: blatta lateralis, polyphaga aegyptiaca, arenivaga roseni and parcoblatta spp. three species periplaneta americana, blattella germanica and supella longipalpa (blattidae and blattellidae) were mor...

Journal: :Journal of Agricultural and Food Chemistry 2021

Oxazosulfyl is the first representative of a novel sulfyl class insecticides with potent and cross-spectrum insecticidal activity, albeit an unclear mechanism action. As potential agent pest control in rice fields, we investigated action oxazosulfyl on nervous system voltage-gated sodium channels insects. After injection 10 μg oxazosulfyl, American cockroaches (Periplaneta americana) were quick...

2014
Clement Isaac Philip Ogbeide Orue Mercy Itohan Iyamu Joy Imuetiyan Ehiaghe Osesojie Isaac

Cockroaches are abundant in Nigeria and are seen to harbour an array of pathogens. Environmental and sanitary conditions associated with demographic/socio-economic settings of an area could contribute to the prevalence of disease pathogens in cockroaches. A total of 246 cockroaches (Periplaneta americana) in urban (Benin, n=91), semi-urban (Ekpoma, n=75) and rural (Emuhi, n=70) settings in Edo ...

Journal: :Medical and veterinary entomology 2007
D V Mukha A S Kagramanova I V Lazebnaya O E Lazebnyi E L Vargo C Schal

Little information is available on genetic variation within and between populations of pest cockroaches. In this study, intraspecific HindIII polymorphism was investigated in the German cockroach, Blattella germanica (Linnaeus) (Dictyoptera, Blattaria: Blattellidae), using restriction fragment length polymorphisms (RFLP) of the non-transcribed spacer (NTS) region of ribosomal DNA (rDNA). Indivi...

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