Results 21 to 30 of about 1,709 (183)

Chemical composition and egg production capacity throughout bloom development of ctenophore Mnemiopsis leidyi in the northern Adriatic Sea [PDF]

open access: yesPeerJ
High abundances of gelatinous zooplankton (GZ) can significantly impact marine ecosystem by acting as both sink and source of organic matter (OM) and nutrients.
Kevin Rečnik   +4 more
doaj   +3 more sources

The ctenophore Mnemiopsis leidyi regulates egg production via conspecific communication [PDF]

open access: yesBMC Ecology, 2018
Background Communication between individuals of the same species is an important aspect of mating and reproduction in most animals. In simultaneously hermaphroditic species with the ability to self-fertilize, communication with conspecifics can be ...
Daniel A. Sasson   +2 more
doaj   +2 more sources

Still Enigmatic: Innate Immunity in the Ctenophore Mnemiopsis leidyi [PDF]

open access: yesIntegrative and Comparative Biology, 2019
Abstract Innate immunity is an ancient physiological response critical for protecting metazoans from invading pathogens. It is the primary pathogen defense mechanism among invertebrates. While innate immunity has been studied extensively in diverse invertebrate taxa, including mollusks, crustaceans, and cnidarians, this system has not ...
Nikki Traylor-Knowles   +2 more
openaire   +3 more sources

Profielschets Mnemiopsis leidyi

open access: yes, 2007
Mnemiopsis leidyi is een ribkwal (Ctenophora) met als natuurlijk verspreidingsgebied de Atlantische kust van Noord- en Zuid-Amerika. Begin jaren ’80 werd ze met ballastwater geïntroduceerd in de Zwarte Zee van waaruit ze de aangrenzende zeeën koloniseerde.
Mesel, I.G., de, de Mesel, I.G.
openaire   +3 more sources

MicroRNAs and essential components of the microRNA processing machinery are not encoded in the genome of the ctenophore Mnemiopsis leidyi [PDF]

open access: yesBMC Genomics, 2012
Background MicroRNAs play a vital role in the regulation of gene expression and have been identified in every animal with a sequenced genome examined thus far, except for the placozoan Trichoplax. The genomic repertoires of metazoan microRNAs have become
Maxwell Evan K   +4 more
doaj   +2 more sources

Studying Ctenophora WBR Using Mnemiopsis leidyi.

open access: yesMethods Mol Biol, 2022
AbstractCtenophores, also known as comb jellies, are a clade of fragile holopelagic, carnivorous marine invertebrates, that represent one of the most ancient extant groups of multicellular animals. Ctenophores show a remarkable ability to regenerate in the adult form, being capable of replacing all body parts (i.e., whole-body regeneration) after loss ...
Ramon-Mateu J   +3 more
europepmc   +5 more sources

Jellyfish and comb jellies in the Baltic Sea: Depth resolved distribution pattern along the salinity gradient of the Baltic Sea during September 2020 - datasetzenodozenodoPANGAEA [PDF]

open access: yesData in Brief
The biodiversity and distribution of gelatinous macrozooplankton was assessed in the Baltic Sea during September 2020. The dataset includes 40,601 species-specific gelatinous macrozooplankton records, representative of 236,329 gelatinous organisms caught
Cornelia Jaspers   +2 more
doaj   +2 more sources

Environmental constraints of the invasive Mnemiopsis leidyi in Scandinavian waters [PDF]

open access: yesLimnology and Oceanography, 2012
We studied the seasonal dynamics of the invasive ctenophore Mnemiopsis leidyi over its distribution range from Skagerrak into the Baltic Proper during 1 yr and related this to ambient physical and biological variables. The appearance of M. leidyi was sporadic in the Baltic Proper, with 60‐fold lower abundance than in the Skagerrak and Kattegat (mean 0 ...
Haraldsson, M.   +5 more
openaire   +3 more sources

Whole-Body Regeneration in the Lobate Ctenophore Mnemiopsis leidyi. [PDF]

open access: yesGenes (Basel), 2021
Ctenophores (a.k.a. comb jellies) are one of the earliest branching extant metazoan phyla. Adult regenerative ability varies greatly within the group, with platyctenes undergoing both sexual and asexual reproduction by fission while others in the genus Beroe having completely lost the ability to replace missing body parts.
Edgar A, Mitchell DG, Martindale MQ.
europepmc   +4 more sources

The effect of temperature on basal metabolism of Mnemiopsis leidyi

open access: yes, 2020
To evaluate the influence of temperature on metabolic performance on the invasive ctenophore Mnemiopsis leidyi, we exposed fully acclimatized adults to conditions typical for the annual variability of the Western Baltic Sea region. We derived basal metabolic rates from oxygen consumption rates of adult M.
Javidpour, J.   +2 more
openaire   +4 more sources

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