Results 21 to 30 of about 12,161 (220)

De novo transcriptome assembly and identification of G-Protein-Coupled-Receptors (GPCRs) in two species of monogenean parasites of fish

open access: yesParasite, 2022
Genomic resources for Platyhelminthes of the class Monogenea are scarce, despite the diversity of these parasites, some species of which are highly pathogenic to their fish hosts.
Caña-Bozada Víctor   +3 more
doaj   +1 more source

Metazoan Marine Parasites of Costa Rica: A Review

open access: yesParasitologia, 2023
Many new marine parasite species are added every year. Still, in some places, mainly tropical regions, marine parasites have been little studied. An exhaustive review of the indexed publications where species of parasites are reported in the marine ...
Alberto Solano-Barquero   +2 more
doaj   +1 more source

Platyhelminthes [PDF]

open access: yesCurrent Biology, 2017
Platyhelminthes (flatworms) have captivated the imagination of biologists for centuries. Indeed, planarian flatworms were used as experimental models decades before Caenorhabditis elegans became known as 'the worm'. Although planarians experienced a brief fall from grace, with the advent of molecular tools, planarians, such as Schmidtea mediterranea ...
openaire   +2 more sources

Neuropeptides in platyhelminths

open access: yesParasitology, 1991
The neuropeptide story began in 1928 with the description by Ernst Scharrer of gland-like nerve cells in the hypothalamus of the minnow,Phoxinus laevis.Because these nerve cells were overwhelmingly specialized for secretory activity, overshadowing other neuronal properties, Scharrer termed them ‘neurosecretory neurons’.
Fairweather, Ian, Halton, D W
openaire   +2 more sources

The Development of Three - Dimensions Animation for Instructional Media in Biology: Kingdom Animalia : Phylum Platyhelminthes and Phylum Nematoda

open access: yesวารสารวิทยาการสารสนเทศและเทคโนโลยีประยุกต์, 2018
The aim of this research is to 1) develop a three-dimensions animation for instructional media in Biology : Kingdom Animalia "Phylum Platyhelminthes and Phylum Nematoda".
Punyarat Punya   +1 more
doaj   +1 more source

A study on calcareous particles in hepatic worm Fasciola gigantica (Platyhelminthes: Trematoda) in Ninawa Governorate, northern Iraq [PDF]

open access: yesمجلة التربية والعلم, 2006
Trematoda, which belong to platyhelminthes resemble many living organisms which have the ability to produce mineral concentrations and constitute as so called calcareous corpuscles, which were investigated in the present study in F, Gigantica, using Von ...
Sundes Alkallak   +2 more
doaj   +1 more source

The state of the art of paleoparasitological research in the old world

open access: yesMemorias do Instituto Oswaldo Cruz, 2003
Paleoparasitology in the Old World has mainly concerned the study of latrine sediments and coprolites collected from mummified bodies or archaeological strata, mostly preserved by natural conditions. Human parasites recovered include cestodes, trematodes,
Françoise Bouchet   +2 more
doaj   +1 more source

Phylogénie des monogènes basée sur une analyse de parcimonie des caractères de l'ultrastructure de la spermiogenèse et des spermatozoïdes incluant les résultats récents

open access: yesKnowledge and Management of Aquatic Ecosystems, 1993
Les caractères de la spermiogenèse et du spermatozoïde ont été utilisés pour une analyse de parcimonie des Monogènes avec le programme PAUP. Les données utilisées comprennent la matrice proposée dans une analyse précédente (JUSTINE, 1991, Int.
JUSTINE J-L.
doaj   +1 more source

Deciphering the Origin of DNA Viruses (Replication-Associated Parvo-NS1) That Infect Vertebrates from Invertebrate-Infecting Viruses

open access: yesMicrobiology Spectrum, 2023
DNA replication is a standard and essential function among DNA viruses; however, this functional domain's common ancestor, origin, and evolutionary path in invertebrate- and vertebrate-infecting viruses are not yet fully understood.
Perumal Arumugam Desingu   +2 more
doaj   +1 more source

New Records of Monogeneans, Gyrodactylus cyprini (Gyrodactylidae) and Dactylogyrus extensus (Dactylogyridae), Parasitic on Reared Common Carp Cyprinus carpio (Cypriniformes: Cyprinidae) in Mie Prefecture, Japan

open access: yesSpecies Diversity, 2023
Specimens of Gyrodactylus cyprini Diarova, 1964 (Monogenea: Gyrodactylidae) and Dactylogyrus extensus Mueller and Van Cleave, 1932 (Monogenea: Dactylogyridae) were obtained from the common carp Cyprinus carpio Linnaeus, 1758, which was reared in an ...
Masato Nitta
doaj   +1 more source

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