Acyrthosiphon Pisum
Influence of intercropping with spring cereals on the occurrence of pea aphids (Acyrthosiphon pisum Harris, 1776) and their natural enemies in field pea (Pisum sativum L )
... The pea aphid (Acyrthosiphon pisum Harris, 1776) is probably the most important insect pest of field pea (Pisum sativum L.) in the Czech Re- public (CR). The threshold value is very low for pea ...
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Uptake, excretion and respiration of sucrose and amino acids in the pea aphid Acyrthosiphon pisum
... Aphids have piercing mouthparts (stylets) with which they are able to feed by taking sap directly from the sieve tubes of plants. Amino acids are extracted and excess sugars and water are excreted in the honeydew. The ...
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Germ plasm specification and germline development in the parthenogenetic pea aphid Acyrthosiphon pisum: Vasa and Nanos as markers
... ABSTRACT The germarium, oocytes and embryos of the parthenogenetic viviparous pea aphid Acyrthosiphon pisum are contained within a single ovariole. This species provides an excellent model for studying how ...
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COMPUTATIONAL ANALYSIS OF STRESS RESPONSE GENE AND OTHER RELATED GENES IN Acyrthosiphon pisum (PEA APHID)
... Acyrthosiphon pisum is a major crop pest found worldwide. It causes significant damage to legumes. The A. pisum is a model organism for biological studies. The aim of the work is to develop effective ...
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Developmental expression of Apnanos during oogenesis and embryogenesis in the parthenogenetic pea aphid Acyrthosiphon pisum
... Fig. 1. Characterization of Apnanos. (A) Alignment of Apnanos and a nanos homologue from the cotton aphid Aphis gossypii (accession number: DR389642). DNA sequences of these two nanos homologues encode zinc-finger motifs ...
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Sweet problems: insect traits defining the limits to dietary sugar utilisation by the pea aphid, Acyrthosiphon pisum
... Parthenogenetic females of the pea aphid Acyrthosiphon pisum (Harris) clone LL01 were maintained routinely on pre- flowering Vicia faba cv. The Sutton at 20°C with 18·h:6·h L:D and irradiance of 100· ...
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Posterior localization of ApVas1 positions the preformed germ plasm in the sexual oviparous pea aphid Acyrthosiphon pisum
... aphid Acyrthosiphon pisum, a hemi- metabolous hemipteran insect with abundant adaptive capacity in response to specific environmental cues, has proven an excellent model for study, and the recently ...
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Category of Resistance, Antixenosis, Antibiosis, and Tolerance to Acyrthosiphon pisum (H.) (Hemiptera: Aphididae) in Selected Lentil Genotypes (Lens Culinaris M.)
... Abstract: The pea aphid (Acyrthosiphon pisum Harris) is an economically important insect pest of lentil in Ethiopia. The development of pea aphid resistant lentil genotypes with known resistance mechanism ...
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Identification of ion channel genes in the Acyrthosiphon pisum genome
... in Acyrthosiphon pisum nAChR ...A. pisum a4 (a) and a6 (b) ...of Acyrthosiphon pisum and Drosophila ...A. pisum and ...A. pisum were retrieved from the genome sequence ...
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Learning is involved in the response of parasitic wasps Aphidius ervi (Haliday) (Hymenoptera: Braconidae) to volatiles from a broad bean plant, Vicia faba (Fabaceae), infested by aphids Acyrthosiphon pisum (Harris) (Homoptera: Aphididae)
... aphid, Acyrthosiphon pisum, attract a specialist parasitoid Aphidius ervi, collected from populations in England, Italy and Bulgaria, which had no previous experience of the host-infested plant ...
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Honeydew sugars and osmoregulation in the pea aphid Acyrthosiphon pisum
... The present study arose from experiments on the impact of antibiotics on honeydew production by the pea aphid Acyrthosiphon pisum (Prosser et al. 1992; Wilkinson and Douglas, 1995a), during which it was ...
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Genome sequence of the pea aphid Acyrthosiphon pisum
... Aphids are important agricultural pests and also biological models for studies of insect-plant interactions, symbiosis, virus vectoring, and the developmental causes of extreme phenotypic plasticity. Here we present the ...
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Stable isotope studies reveal pathways for the incorporation of non essential amino acids in Acyrthosiphon pisum (pea aphids)
... ( Acyrthosiphon pisum ) and Buchnera genomes, gene expression profiling, and proteomic studies have provided new insight into the predicted pathways of amino acid biosynthesis in the ...A. ...
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Fate of dietary sucrose and neosynthesis of amino acids in the pea aphid, acyrthosiphon pisum, reared on different diets
... Individual amino acid synthesis from sucrose carbons Apart from the amount of ingested sucrose carbons recovered in amino acids, we quantified the neosynthesis of each amino acid in aphids (free or total amino acids), in ...
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Influence of host plant on susceptibility of the aphid Acyrthosiphon pisum (Hemiptera: Aphididae) to the fungal pathogen Pandora neoaphidis (Zygomycetes: Entomophthorales)
... riocytes alongside the primary endosymbionts, Buchnera spp., or which may circulate in the haemolymph (Montllor et al., 2002). Several studies have indicated associations between certain groups of secondary endo- ...
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Two developmental switch points for the wing polymorphisms in the pea aphid Acyrthosiphon pisum
... Three established aphid strains of A. pisum, ApL, 08Ap1, and 06D, that were originally collected in Sapporo, Japan, were used in this study (Table 1). All three strains exhibit heterogony (that is, they have both ...
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Elucidation of the transmission patterns of an insect-borne bacterium
... A. pisum can be maintained by high vertical transmission rates and occasional horizontal transmis- sion, possibly via the oral route, in the absence of selection either for or against aphids bearing this ...
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Reported Aphid (Hemiptera: Aphidoidea) and Ant (Hymenoptera: Formicidae) Species Associations from Samsun Province
... Aphids (Hemiptera: Aphididae) Ants (Hymenoptera: Formicidae) Acyrthosiphon pisum (Harris, 1776) Lasius turcicus Santschi, 1921 Aphis brotericola Mier Durante, 1978 Formica cunicularia [r] ...
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microRNA 92a regulates the expression of aphid bacteriocyte specific secreted protein 1
... aphid, Acyrthosiphon pisum, and the green peach aphid, Myzus persicae, we identified 14 evolutionary conserved micro- RNAs (miRNAs) that were bacteriome-specific and/or bacteriome-enriched and were ...
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ISOLATION AND PURIFICATION OF LECTIN FROM PISUM SATIVUM
... Lectins are glycoprotein or carbohydrate binding proteins having agglutinating property.Lectins were first found in plants and were later isolated from animals as well .interaction of lectines with the carbohydrates is ...
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