Results 71 to 80 of about 808 (171)
In crustaceans as in other arthropods, the circulating hemocytes are vital for protecting the animal against attacking microorganisms. As many hemocytes are destroyed early during an infection, new hemocytes must fast get in place to prevent disperse of a pathogenic microbe, In order to understand the hematopoietic process in more detail we here report
Söderhäll, Irene, Junkunlo, Kingkamon
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The tendency of population decline of the indigenous crayfish, Austropotamobius pallipes, in Navarra was reduced by the implementation of a plan of restoration in 1996. Recently, a new drop in population numbers has been noticed.
DIÉGUEZ-URIBEONDO J.
doaj +1 more source
Responses of signal crayfish Pacifastacus leniusculus to single short-term pulse exposure of pesticides at environmentally relevant concentrations. [PDF]
Malinovska V +4 more
europepmc +1 more source
BIOCIDE TREATMENT OF PONDS IN SCOTLAND TO ERADICATE SIGNAL CRAYFISH
This trial aimed to eradicate illegally introduced signal crayfish Pacifastacus leniusculus in the North Esk catchment, Scotland. Sites treated were (1) an isolated gravel-pit (c. 9,000 m3), with crayfish present for 6 years; (2) three dammed ponds, (c.
PEAY S. +3 more
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Effects of selenium treatment on endogenous antioxidant capacity in signal crayfish (Pacifastacus leniusculus). [PDF]
McLaughlin QR, Gunderson MP.
europepmc +1 more source
Lectins and cytokines in celomatic invertebrates: two tales with the same end
The paper presents the principle data regarding the presence and the roles of lectins and cytokines in invertebrates. The former have been described in the main invertebrate taxa, such molluscs, annelids, arthropods, echinoderms and tunicates, while ...
D Malagoli, S Sacchi, E Ottaviani
doaj
Getting rid of 'rain' and 'stars': Mitigating inhibition effects on ddPCR data analysis, the case study of the invasive crayfish Pacifastacus leniusculus in the streams of Luxembourg. [PDF]
Porco D +5 more
europepmc +1 more source
The diet composition of the European otter Lutra lutra was assessed using spraint analysis in the Hampshire Avon, a lowland chalk stream in Southern England, over an 18-month period.
Britton J. Robert +4 more
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Des recherches ont été effectuées concernant la zooépibiose de l’écrevisse signal (Pacifastacus leniusculus, D.), provenant d’un centre d’astaciculture espagnol, au cours de la période 1997-1998.
CUELLAR M. C. +2 more
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ESTERASES, PHOSPHATASES, AND GLYCOGEN IN THE ANTENNAL GLAND OF PACIFASTACUS LENIUSCULUS STIMPSON
1. The esterases, acid and alkaline phosphatases. and glycogen were investigated in the antennal gland of the crayfish by histochemical procedures. Gel electrophoresis was employed to further characterize the esterases.2. A sexual dimorphism occurred in the labyrinth characterized by an intense reaction for the ali-esterases in the male contrasted to a
Fuller, Eugene G, Owczarzak, Alfred
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