Results 11 to 20 of about 1,519 (159)

Nitric oxide signaling in ctenophores

open access: yesFrontiers in Neuroscience, 2023
Nitric oxide (NO) is one of the most ancient and versatile signal molecules across all domains of life. NO signaling might also play an essential role in the origin of animal organization.
Leonid L. Moroz   +3 more
doaj   +3 more sources

Molecular diversity of benthic ctenophores (Coeloplanidae) [PDF]

open access: yesScientific Reports, 2017
Coeloplanidae, the largest family of benthic ctenophores, comprises 33 species, all described based on traditional morphological characteristics, such as coloration, length, and number of aboral papillae, which are highly variable and can be affected by ...
Ada Alamaru   +3 more
doaj   +3 more sources

Beyond synapses: cytoplasmic connections in brain function and evolution. [PDF]

open access: yesBiol Rev Camb Philos Soc
ABSTRACT Following Ramón y Cajal's groundbreaking contributions to the identification of synapses, research in neuroscience predominantly focused on their pivotal role in neural communication (the neuron doctrine), overlooking an intriguing possibility suggested by Golgi of non‐synaptic interactions among neural cells.
Rakotobe M, Zurzolo C.
europepmc   +2 more sources

Development and interaction of ctenophores Beroe ovate Bruguière, 1789 and Mnemiopsis leidyi A. Agassiz, 1865 in the coastal zone of the Middle Caspian Sea

open access: yesЮг России: экология, развитие, 2022
Aim. Analysis of the distribution and status of ctenophores Вeroe ovata and Mnemiopsis leidyi, and assessment of the parameters of their interaction in the Middle Caspian Sea.Material and Methods.
S. V. Vostokov   +8 more
doaj   +1 more source

Diffusion tubes: a method for the mass culture of ctenophores and other pelagic marine invertebrates [PDF]

open access: yesPeerJ, 2020
The culture of pelagic marine invertebrates, especially the ctenophore Mnemiopsis leidyi, has been demonstrated in past studies dating back to the 1960s; however, the mass culture of delicate pelagic invertebrates has remained elusive. By using a pair of
Wyatt L. Patry   +3 more
doaj   +2 more sources

Evidence for de novo Biosynthesis of the Luminous Substrate Coelenterazine in Ctenophores

open access: yesiScience, 2020
Summary: Coelenterazine is a key substrate involved in marine bioluminescence which is used for light-production by at least nine phyla. Some luminous animals, such as the hydromedusa Aequorea, lack the ability to produce coelenterazine endogenously and ...
Manabu Bessho-Uehara   +5 more
doaj   +1 more source

Seasonal succession of gelatinous zooplankton (medusae and ctenophores) from Mar del Plata Harbor, Argentina (SW Atlantic Ocean)

open access: yesEcología Austral, 2019
Temporal variation of the population dynamics of the medusae and ctenophores (gelatinous zooplankton) is described over an annual cycle in the Mar del Plata Harbor, Argentina.
F. Alejandro Puente Tapia   +1 more
doaj   +1 more source

Flow cytometry methods for targeted isolation of ctenophore cells

open access: yesFrontiers in Marine Science, 2023
Cell suspension fluidics, such as flow cytometry (FCS) and fluorescence-activated cell sorting (FACS), facilitates the identification and precise separation of individual cells based on phenotype.
Abigail C. Dieter   +9 more
doaj   +1 more source

Jellyfish and Ctenophores in Limfjorden (Denmark)—Mini-Review, with Recent New Observations

open access: yesJournal of Marine Science and Engineering, 2014
Limfjorden is a major Danish water system that connects the North Sea via Thyborøn Kanal in the west and to the Kattegat in the east. Limfjorden is heavily eutrophicated and certain areas suffer from oxygen depletion each summer.
Hans Ulrik Riisgård   +1 more
doaj   +1 more source

Quantifying the feeding behavior and trophic impact of a widespread oceanic ctenophore

open access: yesScientific Reports, 2023
Oceanic ctenophores are widespread predators on pelagic zooplankton. While data on coastal ctenophores often show strong top-down predatory impacts in their ecosystems, differing morphologies, prey capture mechanisms and behaviors of oceanic species ...
Betsy Potter   +7 more
doaj   +1 more source

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