Results 31 to 40 of about 20,811 (219)

Cnidaria

open access: yes, 2015
AbstractCnidaria are one of the basal groups within the metazoans. They are divided into the Medusozoa (Hydrozoa, Scyphozoa, Staurozoa, and Cubozoa) and the Anthozoa, which are thought to be the basal group within the Cnidaria. Cnidaria together with the Ctenophora are the lowest groups with a nervous system that relies on synaptic conduction and are ...
Technau, Ulrich   +2 more
  +6 more sources

A New Genus of Ectinosomatidae (Copepoda, Harpacticoida) Symbiont in the Digestive Tract of Eudistoma vannamei Millar, 1977 (Ascidia, Polycitoridae)

open access: yesArthropoda
A new genus of Ectinosomatidae is recorded in association with an Ascidia from a permanent submerged coral community in Barra Beach, Salvador City, Bahia State (Brazil).
Paulo H. Corgosinho   +5 more
doaj   +1 more source

Trends in hydroidomedusan research from 1911 to 1997

open access: yesScientia Marina, 2000
The papers on hydroidomedusae published from 1911 to 1997 total 10,934. They have been assigned to the following categories: faunistics and systematics; sub-organismal biology; ecology; evolution; life cycles; paleontology.
C. Gravili   +4 more
doaj   +1 more source

Octocorallia (Cnidaria: Anthozoa) from Brazilian reefs

open access: yes, 2010
Castro, C.B., Medeiros, M.S., Loiola, L.L. (2010): Octocorallia (Cnidaria: Anthozoa) from Brazilian reefs. Journal of Natural History 44 (13-14): 763-827, DOI: 10.1080/00222930903441160, URL: http://dx.doi.org/10.1080 ...
Castro, C.B.   +5 more
core   +2 more sources

The complete mitogenome of ghost jellyfish Cyanea nozakii (Cnidaria, Semaeostomeae, Cyaneidae)

open access: yesMitochondrial DNA. Part B. Resources, 2018
The cnidarian jellyfishes are impressive organisms to show animal mitochondrial genomic diversities. Their mitogenome structure is linear and tRNA content has one or two in numbers, which is highly different than other metazoans.
Mustafa Zafer Karagozlu   +3 more
doaj   +1 more source

Phylogenomics provides a robust topology of the major cnidarian lineages and insights on the origins of key organismal traits

open access: yesBMC Evolutionary Biology, 2018
Background The phylogeny of Cnidaria has been a source of debate for decades, during which nearly all-possible relationships among the major lineages have been proposed.
Ehsan Kayal   +7 more
doaj   +1 more source

Sea Anemones Responding to Sex Hormones, Oxybenzone, and Benzyl Butyl Phthalate: Transcriptional Profiling and in Silico Modelling Provide Clues to Decipher Endocrine Disruption in Cnidarians

open access: yesFrontiers in Genetics, 2022
Endocrine disruption is suspected in cnidarians, but questions remain how occurs. Steroid sex hormones are detected in corals and sea anemones even though these animals do not have estrogen receptors and their repertoire of steroidogenic enzymes appears ...
Michael B. Morgan   +11 more
doaj   +1 more source

New natural products from Cnidaria.

open access: yes, 2013
Cumulative number of new natural products discovered from the most representative families in phylum Cnidaria from 1990 to 2009. Inset: Annual growth of the number of new marine natural products discovered from the most representative families in phylum ...
João Puga (334703)   +4 more
core   +1 more source

Transcriptomic Insights into the Diversity and Evolution of Myxozoa (Cnidaria, Endocnidozoa) Toxin-like Proteins

open access: yesMarine Drugs, 2022
Myxozoa is a speciose group of endoparasitic cnidarians that can cause severe ecological and economic effects. Their cnidarian affinity is affirmed by genetic relatedness and the presence of nematocysts, historically called “polar capsules”.
Bin Xiao   +3 more
doaj   +1 more source

Mechanisms and Drivers for the Establishment of Life Cycle Complexity in Myxozoan Parasites

open access: yesBiology, 2020
It is assumed that complex life cycles in cnidarian parasites belonging to the Myxozoa result from incorporation of vertebrates into simple life cycles exploiting aquatic invertebrates.
Martina Lisnerová   +10 more
doaj   +1 more source

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