عنوان البحث | ملخص البحث | Research Abstract |
Persistence and residual activity of an organophosphate, pirimiphos-methyl, and three IGRs, hexaflumuron, teflubenzuron and pyriproxyfen, against the cowpea weevil, Callosobruchus maculatus (Coleoptera: Bruchidae) | | Abstract
Three insect growth regulators (IGR), the chitin synthesis inhibitors (CSI) teflubenzuron and hexaflumuron and the juvenile hormone mimic (JHM) pyriproxyfen, as well as the organophosphate (OP) pirimiphos-methyl, were evaluated fo |
Monitoring and Characterization of Insecticide Resistance in the Cotton Leafworm, Spodoptera littoral is (Boisd.) (Lepidoptera: Noctuidae) | | Abstract
Resistance to several classes of insecticides was diagnosed in the cotton leafworm (CLW), Spodoptera littoralis (Boisd.), from cotton fields in the Nile Delta Egypt through 2002-2004 seasons. Two types of laboratory bioassays we |
Insecticidal Activity And Chemical Composition Of Extracts Dervied From
Annona Squamosa Linn. (Annonaceae) Against Three Insect Species. | | Abstract
The insecticidal properties of methanol extracts derived from leaves and seeds of the Custard Apple, Annona squamosa (Annonaceae), were tested on three insect species, i.e. cotton leafworm, Spodoptera littoralis; cowpea weevil, |
PHYTOCHEMISTRY AND ANTIMICROBIAL PROPERTIES OF METHANOL EXTRACTS OF SELECTED PLANT SPECIES | | |
RISK ASSESSMENT OF CHLORPYRIFOS-METHYL USING 21-DAY SUBACUTE DIETARY STUDY IN THE JAPANESE QUAIL (Coturnix coturnix japonica) | | ABSTRACT:
The risk assessment of the organophosphate pesticide, chlorpyrifos-methyl (CPM), was conducted to determine the probability of adverse effects occurring from exposure to CPM in the Japanese quail (Coturnix japonica). The quail w |
Significance of the sulfonylurea receptor (SUR) as the target of diflubenzuron in chitin synthesis inhibition in Drosophila melanogaster and Blattella germanica | | Abstract
Diflubenzuron (DIMILIN1) is a powerful insecticidal chemical which has been known for many years to inhibit chitin
synthesis in vivo in insects and related arthropod species. However, its action mechanism has remained unresolved |
Biochemical characteristics of insecticide resistance in the fall armyworm, Spodoptera frugiperda (J.E. Smith)q | | Abstract
A strain of the fall armyworm, Spodoptera frugiperda (J.E. Smith), collected from corn in Citra, Florida, showed high resistance to carbaryl (562-fold) and methyl parathion (354-fold). Biochemical studies revealed that various det |
Determination of knockdown resistance allele frequencies in global human head louse populations using the serial invasive signal amplification reaction | | Abstract
BACKGROUND: Pediculosis is themost prevalent parasitic infestation of humans. Resistance to pyrethrin- and pyrethroid-based pediculicides is due to knockdown (kdr)-type point mutations in the voltage sensitive sodium channel α-sub |
Persistence and residual activity of an
organophosphate, pirimiphos-methyl, and
three IGRs, hexaflumuron, teflubenzuron and pyriproxyfen, against the cowpea weevil, Callosobruchus maculatus (Coleoptera: Bruchidae) | | Abstract: Three insect growth regulators (IGR), the chitin synthesis inhibitors (CSI) teflubenzuron and
hexaflumuron and the juvenile hormone mimic (JHM) pyriproxyfen, as well as the organophosphate
(OP) pirimiphos-methyl, were evaluated |
RISK ASSESSMENT OF CHLORPYRIFOS-METHYL USING 21-DAY SUBACUTE DIETARY STUDY IN THE JAPANESE QUAIL (Coturnix coturnix japonica) | | The risk assessment of the organophosphate pesticide, chlorpyrifos-methyl (CPM), was conducted to determine the probability of adverse effects occurring from exposure to CPM in the Japanese quail (Coturnix japonica). The quail w |
Monitoring of Pesticide Residues in Water and Fish (Nile Tilapia) Samples from El-Bahr El-Pharony Drain in Menoufia, Using QuEChERS Technique | | El-Bahr El-Pharony drain, Fish (Oreochromis niloticus), Pyrethroids, Carbamate pesticides, QuEChERS, GC and HPLC, Health risk |
Sublethal effects of the herbicide thiobencarb on fecundity, histopathological and biochemical changes in the African catfish (Clarias gariepinus) | | the present study was carried out to determine the sublethal effects of commercial herbicide thiobencarb (Saturn®, 50 EC) on the African catfish (Clarias gariepinus). |
Teratogenic effects induced by chitosan oligosaccharide in Wistar female rat Rattus norvegicus | | The aim of this research is to investigate the teratogenic effects of chitosan oligosaccharide in Wistar female rats (Rattus norvegicus). Chitosan LD50 value was calculated by probit analysis.
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EMBRYOTOXICITY AND TERATOGENICITY OF FIPRONIL IN RATS (Rattus norvegicus) | | Teratogenic and embryotoxic effects of fipronil insecticide werestudied following orally intubation of pregnant female rats. . |
Knockdown Resistance Allele Frequencies in North American Head Louse (Anoplura: Pediculidae) Populations | | The study examines the extent and frequency of a knockdown-type resistance allele (kdr type) in North American populations of human head lice. Lice were collected from 32 locations in Canada and USA |
Abamectin Induced Biochemical and Histopathological Changes in the Albino Rat, Rattus Norvegicus | | Abamectin (Avermectin B1a), is a natural fermentation product derived from the soil bacterium Streptomyces avermitilis. Abamectin (Avermectin B1a) is widely used as an insecticide, acaricide, and anthelmintic |
Pyrethroid Pediculicide Resistance of Head Lice in Canada Evaluated by Serial Invasive Signal Amplification Reaction | | To determine the knockdown resistance (kdr) allele frequency in human head louse populations in Canada. Patients infested with Pediculus humanus capitis, aged 4 to 65 years, residents of Ontario, Quebec, and British Columbia. |
Allelochemicals as Inhibitors of Glutathione S-Transferases in the Fall Armyworm | | Glutathione S-transferases (GSTs) isolated from larval midguts of the fall armyworm, S. frugiperda, were used to study their sensitivity to inhibition by 44 chemicals, most of which were plant allelochemicals |
Some biochemical effects of plant extracts in the black cutworm, Agrotis ipsilon (Hufnagel) (Lep., Noctuidae) | | It seems that the observed disturbances of nutrient content and carbohydrate digestive enzyme activities might affect larval growth. |
Histological and chemical changes induced by spinosad in albino rat | | |
Chromosomal Aberrations and Spermhead Abnormalities Induced by Abamectin (Avermectin B1) and Its Degradates in Male Swiss Albino Mice | | It was found that abamectin which had been degradated for 1-3 days induced significant increase in the percentage of clastogenic metaphases; whereas insignificant effect was observed after 4-6 days. |
Sublethal Effects of Spinosad (Tracer®) on the Cotton Leafworm (Lepidoptera: Noctuidae) | | The effects of sublethal concentrations of spinosad (Tracer®) on development, fecundity, and food utilization, in the cotton leafworm, Spodoptera littoralis were investigated |
Sublethal effects of Avermectin B1, ß-exotoxin of Bacillus thuringiensis and diflubenzuron against cotton leafworm (Lepidoptera: Noctuidae | | Thuringiensin (β‐exotoxin of Bacillus thuringiensis), abamectin (avermectin B1) and diflubenzuron were tested against susceptible and field strains of cotton leafworm |
Inhibitory effect of thuringiensin and abamectin on digestive enzymes and non-specific esterases of Spodoptera littoralis larvae | | The effect of abamectin (Avermectin B 1) and thuringiensin (β-exotoxin of Bacillus thuringiensis) on the main digestive enzymes and non-specific esterases in Spodoptera littoralis larvae was determine |
Fenvalerate penetration, metabolism, and excretion in pyrethroid-susceptible and resistant Heliothisvirescens Lepidoptera: Noctuidae | | Fenvalerate was significantly less toxic to Heliothis Virescens (F.) (PEG 87 strain) third instars than to pyrethroid-susceptible BCIRL-S strain third instars; the resistance ratio estimated from LD90s at 48 h was 79.2 |
Sub-lethal Toxic Effects Induced by Pirimiphos-methyl in The Japanese Quail (Coturnix coturnix japonica | | Toxic Effects Induced by Pirimiphos-methyl in The Japanese Quail (Coturnix coturnix japonicawere investigated |
Biochemical impacts of pyrethroid resistance management in bollworm field populations with gossyplure disruption technique: II. In relation to AChE and total esterases activity determination | | |
Histopathological effects of Avermectin B1, thuringiensin and diflubenzuron on the midgut of Spodoptera littoralis (Lepidoptera: Nocuidae) larvae | | |
Impact of two synthetic pyrethroids and methomyl on management of the cabbage aphid, Brevicoryne brassicae (L.) and its associated parasitoid, Diaeretiella rapae (M'Intosh | | The effectiveness of two synthetic pyrethroids, cypermethrin and fenvalerate, and of methomyl applied to cabbage plants was tested against the cabbage aphid, Brevicoryne brassicae, and its parasitoid, Diaeretiella rapae |
Field tests with insecticides and insect growth regulators to control insect pests of cowpea and its effects on certain beneficial insects | | A small‐plot tests were conducted on cowpea, to determine effectiveness of several insecticides representing four classes and mixtures on cowpea insect pests and its effects on certain beneficial insects |
Oxidative stress, hematological and biochemical alterations induced by sub-acute exposure to fipronil (COACH®) in albino mice and ameliorative effect of selenium plus vitamin E | | The present study was undertaken to evaluate FIPinduced alterations in the blood biochemical markers and oxidative stress parameters in male albino mice via oral sub-acute toxicity exposure |
Sublethal effects of the herbicide thiobencarb on fecundity,
histopathological and biochemical changes in the African catfish (Clarias gariepinus) | | the present study was carried
out to determine the sub-lethal effects of commercial herbicide thiobencarb (CITRON®) on the African catfish (Clarias gariepinus). |
Development of Resistance to Four Insecticides and Enhanced Detoxifying Enzyme Activities in the Cotton Leafworm, Spodoptera Littoralis (Boisd.). | | The development of resistance
and biochemical mechanism of S. littoralis to four insecticides (deltamethrin, spinetoram, pyridalyl and
indoxacarb) were studied in the laboratory. |
Sublethal Effects of Selected Insecticides on Oxidative Status and Antioxidants in Cowpea Weevil, Callosobruchus maculatus (F.) [Coleoptera: Chrysomelidae] | | he present study was undertaken to characterize the role of LC50 of five
selected insecticides (abamectin, emamectin benzoate, imidacloprid, indoxacarb and spinosad) on the
oxidative stress and antioxidants in Callosobruchus maculatus. |