Results 71 to 80 of about 4,809 (206)

Ecology of gelatious plankton:With emphasis on feeding interactions, distribution pattern and reproduction biology of Mnemiopsis leidyi in the Baltic Sea [PDF]

open access: yes, 2012
Comb jellies were a relatively obscure group of zooplankton, until Mnemiopsis leidyi invaded the Black Sea in the 1980’s with cascading effects on several ecosystem levels including commercial fisheries.
Jaspers, Cornelia
core  

Recombinant Proteins: A Molecular Tool to Understand Marine Adhesion and to Advance Biomaterials

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 3, 19 January 2026.
The production of recombinant proteins represents a fundamental step in the characterisation of marine invertebrate adhesives and in the development of bio‐inspired glues. The association of these proteins with other components such as ions, proteins, polysaccharides, or polymers enables the fabrication of biomaterials for various healthcare ...
Alessandra Whaite   +4 more
wiley   +1 more source

Nitric oxide suppresses cilia activity in ctenophores

open access: yes, 2023
AbstractCilia are the major effectors in Ctenophores, but very little is known about their transmitter control and integration. Here, we present a simple protocol to monitor and quantify cilia activity in semi-intact preparations and provide evidence for polysynaptic control of cilia coordination in ctenophores.
Tigran P. Norekian, Leonid L. Moroz
openaire   +2 more sources

The Seasonal Rhythms of Coastal eDNA: Insights Into Biodiversity and Regional Detection Patterns

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
Seasonal variation affects environmental DNA (eDNA) detection, yet its influence on species monitoring remains underexplored. This study examines eDNA detection windows across taxa, primers, and regions, finding that most species have short detection periods (1–2 months) that vary with taxonomy and primer choice. These results underscore the importance
Melissa K. Morrison   +7 more
wiley   +1 more source

Evolution of the perlecan/HSPG2 gene and its activation in regenerating Nematostella vectensis. [PDF]

open access: yesPLoS ONE, 2015
The heparan sulfate proteoglycan 2 (HSPG2)/perlecan gene is ancient and conserved in all triploblastic species. Its presence maintains critical cell boundaries in tissue and its large (up to ~900 kDa) modular structure has prompted speculation about the ...
Curtis R Warren   +5 more
doaj   +1 more source

Oceanographic heterogeneity facilitates gelatinous zooplankton niche space and diversity

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract Gelatinous zooplankton serve diverse ecological roles in shelf food webs—from grazers to predators. However, their spatial niches are poorly resolved, especially at detailed taxonomic levels, due to conventional techniques that are unable to measure distributions at fine spatial scales.
Adam T. Greer, Luciano M. Chiaverano
wiley   +1 more source

Ancient origins of arthropod moulting pathway components

open access: yeseLife, 2019
Ecdysis (moulting) is the defining character of Ecdysoza (arthropods, nematodes and related phyla). Despite superficial similarities, the signalling cascade underlying moulting differs between Panarthropoda and the remaining ecdysozoans.
André Luiz de Oliveira   +2 more
doaj   +1 more source

A collection of recent ctenophore sightings from the Maltese Islands [PDF]

open access: yes, 2011
The only ctenophore reports from Maltese coastal waters ever published date back to over 40 years ago, with only two comb jelly species being previously recorded from such waters. A collection of recent ctenophore sightings from Maltese coastal waters,
Deidun, Alan
core  

Palaeoscolecids from the early Cambrian Guanshan biota, Yunnan Province, China

open access: yesPapers in Palaeontology, Volume 12, Issue 1, January/February 2026.
Abstract Palaeoscolecidomorphs (Palaeoscolecida and Cricocosmiidae) are widespread early Palaeozoic worms crucial to understanding the early evolution of Ecdysozoa. They are well known from the early–middle Cambrian of the Yangtze Platform of South China, but research has disproportionately focused on the well‐known Cambrian Stage 3 Chengjiang biota of
Xiaomei Shi   +3 more
wiley   +1 more source

Community cascades in a marine pelagic food web controlled by the non-visual apex predator Mnemiopsis leidyi [PDF]

open access: yes, 2017
Trophic cascades are a ubiquitous feature of many terrestrial and fresh-water food webs, but have been difficult to demonstrate in marine systems with multispecies trophic levels.
Møller, Lene Friis, Tiselius, Peter
core   +1 more source

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