Results 101 to 110 of about 5,400 (239)

Transmission Electron Microscopy of Coral Tissue

open access: yesCurrent Protocols, Volume 4, Issue 11, November 2024.
Abstract Coral reefs are invaluable ecosystems that are under threat from various anthropogenic stressors. There has been a recent increase in the diagnostic tools utilized to understand how these threats impact coral reef health. Unfortunately, the application of diagnostic tools like transmission electron microscopy (TEM) is not as standardized or ...
Erin Papke   +5 more
wiley   +1 more source

Regulatory volume decrease in isolated nematocytes is affected by crude venom from the jellyfish Pelagia noctiluca

open access: yesJournal of Biological Research, 2014
Crude venom from nematocysts of the Scyphozoan Pelagia noctiluca possesses hemolytic and cytotoxic power on cultured cells and elicits local and systemic inflammation reactions in vivo.
Rossana Morabito   +3 more
doaj   +1 more source

A single gene determines allorecognition in hydrozoan jellyfish Cladonema radiatum inbred lines

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, Volume 341, Issue 9, Page 1002-1020, November 2024.
Abstract Allorecognition—the ability of an organism to discriminate between self and nonself—is crucial to colonial marine animals to avoid invasion by other individuals in the same habitat. The cnidarian hydroid Hydractinia has long been a major research model in studying invertebrate allorecognition, establishing a rich knowledge foundation.
Crystal Tang   +7 more
wiley   +1 more source

Dermoscopy of Fire Coral (Millepora) Sting: The Clock Sign

open access: yes
JEADV Clinical Practice, Volume 4, Issue 2, Page 574-576, June 2025.
Fátima Mayo‐Martínez, Ruggero Moro
wiley   +1 more source

The Sialic Acid-Dependent Nematocyst Discharge Process in Relation to Its Physical-Chemical Properties Is a Role Model for Nanomedical Diagnostic and Therapeutic Tools

open access: yesMarine Drugs, 2019
Formulas derived from theoretical physics provide important insights about the nematocyst discharge process of Cnidaria (Hydra, jellyfishes, box-jellyfishes and sea-anemones).
Ruiyan Zhang   +13 more
doaj   +1 more source

Granulocytes of sea anemone Actinia equina (Linnaeus, 1758) body fluid contain and release cytolysins forming plaques of lysis [PDF]

open access: yes, 2014
The Cnidaria phylum includes organisms that are among the most poisonous animals. The exact composition of cnidarian bioactive molecules is not known in detail, but little is known on the cells that produce the toxins.
CAMMARATA, Matteo   +2 more
core  

The Phylum Cnidaria: A Review of Phylogenetic Patterns and Diversity 300 Years After Linnaeus [PDF]

open access: yes, 2007
Systema Naturae includes representatives of every major lineage of the animal phylum Cnidaria. However, Linnaeus did not classify the members of the phylum as is now done, and the diversity of the group is not well represented.
Brugler, Mercer R.   +11 more
core   +3 more sources

Measurements of cnidae from sea anemones (Cnidaria: Actiniaria), II: further studies of differences amongst sample means and their taxonomic relevance

open access: yesScientia Marina, 1998
Lengths of cnidae, sampled from fresh tissue (tentacles, acontia or column) from the sea anemones Metridium senile (Linnaeus), Cereus pedunculatus (Pennant), Sagartia elegans (Dalyell), Sagartia troglodytes (Price), Anthopleura thallia (Gosse) and ...
R. B. Williams
doaj   +1 more source

On the nematocysts of hydromedusae [PDF]

open access: yesJournal of the Marine Biological Association of the United Kingdom, 1938
The nematocysts of twenty species of Hydromedusae occurring at Plymouth are described. Of these, twelve were Anthomedusae and seven were Leptomedusae, and one was the Siphonophore, Muggiaea atlantica. The medusae fit very well into the generally accepted classification as regards the types of nematocysts they possess.
openaire   +1 more source

Marine and other aquatic dermatoses

open access: yesIndian Journal of Dermatology, 2017
Occupational and recreational aquatic activity predisposes our population to a wide variety of dermatoses. Sunburn, urticaria, jellyfish stings, and contact dermatitis to rubber equipment are common allergies that are encountered in the aquatic ...
Jandhyala Sridhar, Rajeev Deo
doaj   +1 more source

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