Results 41 to 50 of about 4,074 (242)

Venom system variation and the division of labor in the colonial hydrozoan Hydractinia symbiolongicarpus

open access: yesToxicon: X, 2022
Cnidarians (jellyfish, hydroids, sea anemones, and corals) possess a unique method for venom production, maintenance, and deployment through a decentralized system composed of different types of venom-filled stinging structures called nematocysts.
Anna M.L. Klompen   +2 more
doaj  

New record of the sea anemone Kadosactis antarctica (Carlgren, 1928): re-description of an Antarctic deep-sea sea anemone, and a discussion of its generic and familial placement [PDF]

open access: yes, 2005
Sagartiogeton antarcticus Carlgren, 1928 is an Antarctic deep-sea species of sea anemone only known from its holotype. The species has been assigned to the genera Sagartiogeton and Kadosactis, and is currently placed within the family Kadosactidae ...
López González, Pablo José   +1 more
core   +1 more source

NANO-FAST NEMATOCYSTS [PDF]

open access: yesJournal of Experimental Biology, 2006
![Figure][1] The group Cnidaria, which includes jellyfish, anemones, corals and the familiar freshwater Hydra , is not generally known for its speed. In fact, it was only in the mid 18th century that they were first accepted as animals by biologists, having been categorized alongside ...
openaire   +3 more sources

Distinct cellular expression pattern of annexins in Hydra vulgaris. [PDF]

open access: yes, 1992
The annexins are a structurally related family of Ca2+ and phospholipid binding proteins whose function has not been clearly defined. Further investigations of annexin function may be enhanced by studying simpler organisms that express fewer annexin gene
Bode, HR, Haigler, HT, Schlaepfer, DD
core   +2 more sources

Nanosecond-scale kinetics of nematocyst discharge [PDF]

open access: yesCurrent Biology, 2006
Document S1. Supplemental Experimental ProceduresxDownload (.15 MB ) Document S1.
Martin Benoit   +7 more
openaire   +3 more sources

Firing the Sting: Chemically Induced Discharge of Cnidae Reveals Novel Proteins and Peptides from Box Jellyfish (Chironex fleckeri) Venom

open access: yesToxins, 2015
Cnidarian venom research has lagged behind other toxinological fields due to technical difficulties in recovery of the complex venom from the microscopic nematocysts.
Mahdokht Jouiaei   +12 more
doaj   +1 more source

On the nematocysts of Æolids [PDF]

open access: yesProceedings of the Royal Society of London, 1904
While I was at Plymouth in July, 1902, Mr. W. Garstang suggested that I should investigate the origin of the nematocysts found in Æolids. He pointed out that no adequate account of their development had been published, and that the view held by some that they were derived from the Coelenterate prey of the Æolids had never been properly tested.
openaire   +2 more sources

New insights on the taxonomy of Diadumene paranaensis (Cnidaria: Actiniaria) associated with mangrove roots in the Brazilian semi-arid coast [PDF]

open access: yesAnais da Academia Brasileira de Ciências
A dense estuarine aggregation of Diadumene paranaensis Beneti, Stampar, Maronna, Morandini & Da Silveira, 2015 associated with Rhizophora mangle L. was found at the Arpoeiras Beach, mouth of Acaraú River, Ceará, Brazilian semi-arid coast.
YAGO A. DE MELO   +3 more
doaj   +1 more source

Immunocompetence in Hydra. Epithelial cells recognize self-nonself and react against it [PDF]

open access: yes, 1986
The evolution of effective immunologic defense mechanisms in multicellular organisms involves the ability of host cells to distinguish betweeen self and nonself and to react appropriately to eliminate foreign tissue.
Bosch, Thomas C. G., David, Charles N.
core   +1 more source

Isolation, Structure Determination, and Synthesis of Cyclic Tetraglutamic Acids from Box Jellyfish Species Alatina alata and Chironex yamaguchii

open access: yesMolecules, 2020
Cubozoan nematocyst venoms contain known cytolytic and hemolytic proteins, but small molecule components have not been previously reported from cubozoan venom.
Justin Reinicke   +10 more
doaj   +1 more source

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