ZURAWSKI, Tomáš, A. MOUSLEY, G. MAIR, G. BRENNAN, A. MAULE, Milan GELNAR and D. HALTON. Immunomicroscopic studies on the neuromusculature of the diplozoid monogenean, Eudiplozoon nipponicum, during fusion and maturation. In 4th International Symposium on Monogenea. Abstract Book. 2001st ed. Brisbane, Australie.: The University of Queensland, Brisbane, Queensland, Australia., 2001, p. 75.
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Basic information
Original name Immunomicroscopic studies on the neuromusculature of the diplozoid monogenean, Eudiplozoon nipponicum, during fusion and maturation.
Authors ZURAWSKI, Tomáš, A. MOUSLEY, G. MAIR, G. BRENNAN, A. MAULE, Milan GELNAR and D. HALTON.
Edition 2001. vyd. Brisbane, Australie. 4th International Symposium on Monogenea. Abstract Book. p. 75-75, 2001.
Publisher The University of Queensland, Brisbane, Queensland, Australia.
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 10600 1.6 Biological sciences
Country of publisher Australia
Confidentiality degree is not subject to a state or trade secret
RIV identification code RIV/00216224:14310/01:00005365
Organization unit Faculty of Science
Keywords in English monogenea; neuromascular system; confocal microscopy
Tags confocal microscopy, Monogenea, neuromascular system
Changed by Changed by: Mgr. Tomáš Zurawski, Ph.D., učo 9749. Changed: 18/1/2002 15:38.
Abstract
Diplozoidae monogeneans are unique fish-gill parasites comprising two individuals fused in permanent copula. Fusion begins when two larvae (diporpae) meet on the host gill, prompting maturation to the adult worm. We have examined microscopically the neuromusculature of Eudiplozoon nipponicum to explore neuromuscular involvement in fusion. Cholinergic, aminergic and peptidergic neuronal elements were demonstrated by enzyme- and immuno-cytochemistry in conjunction with confocal microscopy. FITC-labelled phalloidin was a probe for F-actin. Electron immunogold-labeling revealed peptide immunoreactivity subcellularly. The nervous system was strongly reactive for co-localised cholinergic and peptidergic pathways and for separate pathways of aminergic elements. There was strong innervation to the pharynx, attachment sucker and clamps of the diporpa. Neuronal pathways of worm pairs are separate, with no obvious fusion. Muscle systems are dominated by extensive somatic fibres, buccal suckers, haptoral clamps and, in early stages, a transient ventral sucker. Diagonal fibres largely comprise the diporpa body wall and longitudinal muscle bundles run from forebody to haptor. EM confirmed neuropeptide-immunolocalisation in dense-cored vesicles in axons of both CNS and PNS. The structural complexity of the neuromusculature reflects its importance in host attachment, and in the processes of body contact, twisting/fusion in larval pairing.
Links
GA524/00/0844, research and development projectName: Neurobiologie, stavba tegumentu a segregace mikrohabitu modelových druhů cizopasníků v průběhu ontogeneze
Investor: Czech Science Foundation, Neurobiology, surface architecture and microhabitat segregation of model parasite species during ontogenic development
MSM 143100010, plan (intention)Name: Časoprostorová dynamika biodiverzity v ekosystémech střední Evropy.
Investor: Ministry of Education, Youth and Sports of the CR, Spatiotemporal biodiversity dynamics in ecosystems of Central Europe
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