Results 11 to 20 of about 157,384 (191)

Release of lungworm larvae from snails in the environment: potential for alternative transmission pathways. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2015
BACKGROUND:Gastropod-borne parasites may cause debilitating clinical conditions in animals and humans following the consumption of infected intermediate or paratenic hosts.
Alessio Giannelli   +10 more
doaj   +7 more sources

Sense and Insensibility – An Appraisal of the Effects of Clinical Anesthetics on Gastropod and Cephalopod Molluscs as a Step to Improved Welfare of Cephalopods

open access: yesFrontiers in Physiology, 2018
Recent progress in animal welfare legislation stresses the need to treat cephalopod molluscs, such as Octopus vulgaris, humanely, to have regard for their wellbeing and to reduce their pain and suffering resulting from experimental procedures.
William Winlow   +6 more
doaj   +2 more sources

Contamination of terrestrial gastropods Helix aspersa Maxima with137Cs,85Sr,133Ba and123MTe by direct and trophic pathways [PDF]

open access: bronzeRadioprotection, 2005
Contaminations of the terrestrial gastropods Helix aspersa maxima by direct deposition or labelled food ingestion of 137 Cs, 85 Sr, 133 Ba and 123m Te were carried out under laboratory conditions. The aim of this study was to compare the two contamination pathways: direct and trophic, in terms of individual mortality and radionuclide uptake ...
C. Madoz-Escande   +2 more
openalex   +3 more sources

Studies on neuronal 5-HT in a gastropod mollusc, helix pomatia (L.)

open access: closed, 1973
This thesis describes information obtained on the structure of 5-HT-containing neurons, on the mechanisms of transport of 5-HT and its precursors into and within neurons, on the nature of the blood supply to the CNS, and on the function of 5-HT-containing neurons within the CNS of Hellix pomatia.
V. W. Pentreath
openalex   +2 more sources

Gastropod seed dispersal: an invasive slug destroys far more seeds in its gut than native gastropods. [PDF]

open access: yesPLoS ONE, 2013
Seed dispersal is one of the most important mechanisms shaping biodiversity, and animals are one of the key dispersal vectors. Animal seed dispersal can directly or indirectly be altered by invasive organisms through the establishment of new or the ...
Tamara Blattmann   +3 more
doaj   +1 more source

Parasitism as a Long-Lasting Interaction-First Evidence From Paleozoic Corals. [PDF]

open access: yesEcol Evol
The peak of reef development in the middle Paleozoic resulted in a dense network of interactions between corals and their symbionts. The long duration (longevity) of one of the most common relationships, parasitism, has remained unevidenced so far. Here we report on a tabulate coral infested by parasites, where, based on growth bands, the duration of ...
Zapalski MK   +3 more
europepmc   +2 more sources

HELIX: A data-driven characterization of Brazilian land snails [PDF]

open access: yesBrazilian Symposium on Databases, 2021
Decision-support systems benefit from hidden patterns extracted from digital information. In the specific domain of gastropod characterization, morphometrical measurements support biologists in the identification of land snail specimens.
M. Almeida   +6 more
semanticscholar   +1 more source

Functional changes in the snail statocyst system elicited by microgravity. [PDF]

open access: yesPLoS ONE, 2011
BackgroundThe mollusk statocyst is a mechanosensing organ detecting the animal's orientation with respect to gravity. This system has clear similarities to its vertebrate counterparts: a weight-lending mass, an epithelial layer containing small ...
Pavel M Balaban   +10 more
doaj   +1 more source

A Biomphalaria glabrata peptide that stimulates significant behaviour modifications in aquatic free-living Schistosoma mansoni miracidia. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2019
The human disease schistosomiasis (or bilharzia) is caused by the helminth blood fluke parasite Schistosoma mansoni, which requires an intermediate host, the freshwater gastropod snail Biomphalaria glabrata (the most common intermediate host).
Tianfang Wang   +6 more
doaj   +1 more source

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