Results 21 to 30 of about 13,544 (165)

Population Specific Adaptations in Venom Production to Abiotic Stressors in a Widely Distributed Cnidarian [PDF]

open access: yesBMC Biology, 2020
Abstract Nematostella vectensis is a sea anemone (Actiniaria, Cnidaria) inhabiting estuaries over a broad geographic range where environmental conditions such as temperatures and salinity vary widely.
Sachkova, Maria Y.   +8 more
openaire   +6 more sources

Inhibitory effect of plant extracts on the cytotoxicity of eurytele nematocysts from Pelagia noctiluca

open access: yesJournal of Biological Research, 2021
Some species of Cnidarians, well known venomous organisms, are able to induce serious health problems as well as economic and social trouble. A lot of data show that cnidarian venoms can be cytotoxic to cultured cells.
Rossana Morabito   +6 more
doaj   +1 more source

A Review of Toxins from Cnidaria

open access: yesMarine Drugs, 2020
Cnidarians have been known since ancient times for the painful stings they induce to humans. The effects of the stings range from skin irritation to cardiotoxicity and can result in death of human beings.
Isabella D’Ambra, Chiara Lauritano
doaj   +1 more source

A Sea Anemone Lebrunia neglecta Venom Fraction Decreases Boar Sperm Cells Capacitation: Possible Involvement of HVA Calcium Channels

open access: yesToxins, 2022
Sea anemones produce venoms characterized by a complex mixture of low molecular weight compounds, proteins and peptides acting on voltage-gated ion channels. Mammal sperm cells, like neurons, are characterized by their ion channels. Calcium channels seem
Fernando Lazcano-Pérez   +12 more
doaj   +1 more source

TREATMENT OF CRITICALLY ILL PATIENTS WITH JELLYFISH STING AND RELATED RISK FACTORS [PDF]

open access: yes精准医学杂志, 2023
Jellyfish sting is a common problem in coastal areas around the world. Jellyfish toxin has strong toxicity and great harm, with uncontrollable onset time in patients after sting. The number of critically ill patients suffering from anaphylactic shock due
LI Ruojing, SONG Lei, WANG Peige
doaj   +1 more source

Variability of cnidae within a small clonal sea anemone (Isactinia sp.)

open access: yesInvertebrate Biology, Volume 142, Issue 4, December 2023., 2023
Abstract The cnidom and intraspecific variability of cnidae within the small sea anemone Isactinia sp. were verified. The specific cnidae within the cnidom of four discrete morphological structures (tentacle, actinopharynx, mesenterial filaments, and body column) within Isactinia sp. was investigated.
Katrina L. Kaposi   +3 more
wiley   +1 more source

On the paradox of thriving cold‐water coral reefs in the food‐limited deep sea

open access: yesBiological Reviews, Volume 98, Issue 5, Page 1768-1795, October 2023., 2023
ABSTRACT The deep sea is amongst the most food‐limited habitats on Earth, as only a small fraction (<4%) of the surface primary production is exported below 200 m water depth. Here, cold‐water coral (CWC) reefs form oases of life: their biodiversity compares with tropical coral reefs, their biomass and metabolic activity exceed other deep‐sea ...
Sandra R. Maier   +7 more
wiley   +1 more source

Non‐seed plants are emerging gene sources for agriculture and insect control proteins

open access: yesThe Plant Journal, Volume 116, Issue 1, Page 23-37, October 2023., 2023
SUMMARY The non‐seed plants (e.g., charophyte algae, bryophytes, and ferns) have multiple human uses, but their contributions to agriculture and research have lagged behind seed plants. While sharing broadly conserved biology with seed plants and the major crops, non‐seed plants sometimes possess alternative molecular and physiological adaptations ...
Carl R. Simmons, Rod A. Herman
wiley   +1 more source

Ancient Venom Systems: A Review on Cnidaria Toxins

open access: yesToxins, 2015
Cnidarians are the oldest extant lineage of venomous animals. Despite their simple anatomy, they are capable of subduing or repelling prey and predator species that are far more complex and recently evolved. Utilizing specialized penetrating nematocysts,
Mahdokht Jouiaei   +5 more
doaj   +1 more source

Proteomic Analysis of the Venom of Jellyfishes Rhopilema esculentum and Sanderia malayensis

open access: yesMarine Drugs, 2020
Venomics, the study of biological venoms, could potentially provide a new source of therapeutic compounds, yet information on the venoms from marine organisms, including cnidarians (sea anemones, corals, and jellyfish), is limited.
Thomas C. N. Leung   +4 more
doaj   +1 more source

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