Results 11 to 20 of about 2,024 (141)

Research Progress in the Biosynthetic Mechanisms of Marine Polyether Toxins [PDF]

open access: yesMarine Drugs, 2019
Marine polyether toxins, mainly produced by marine dinoflagellates, are novel, complex, and diverse natural products with extensive toxicological and pharmacological effects. Owing to their harmful effects during outbreaks of marine red tides, as well as
Xiukun Wan, Ge Yao, Jisheng Chen
exaly   +5 more sources

Yessotoxins, a Group of Marine Polyether Toxins: an Overview [PDF]

open access: yesMarine Drugs, 2008
Yessotoxin (YTX) is a marine polyether toxin that was first isolated in 1986 from the scallop Patinopecten yessoensis. Subsequently, it was reported that YTX is produced by the dinoflagellates Protoceratium reticulatum, Lingulodinium polyedrum and ...
BEATRIZ Paz   +2 more
exaly   +8 more sources

Brevetoxin Aptamer Selection and Biolayer Interferometry Biosensor Application [PDF]

open access: yesToxins
Brevetoxins (PbTxs) are very potent marine neurotoxins that can cause an illness clinically described as neurologic shellfish poisoning (NSP). These toxins are cyclic polyether in chemistry and have increased their geographical distribution in the past 2
Bo Hu   +8 more
doaj   +3 more sources

Giant polyketide synthase enzymes in the biosynthesis of giant marine polyether toxins [PDF]

open access: yesScience
Prymnesium parvum are harmful haptophyte algae that cause massive environmental fish kills. Their polyketide polyether toxins, the prymnesins, are among the largest nonpolymeric compounds in nature and have biosynthetic origins that have remained ...
Timothy R Fallon   +2 more
exaly   +4 more sources

Natural Polyether Ionophores and Their Pharmacological Profile

open access: yesMarine Drugs, 2022
This review is devoted to the study of the biological activity of polyether ionophores produced by bacteria, unicellular marine algae, red seaweeds, marine sponges, and coelenterates.
Valery M. Dembitsky
doaj   +2 more sources

Gambierdiscus and Its Associated Toxins: A Minireview

open access: yesToxins, 2022
Gambierdiscus is a dinoflagellate genus widely distributed throughout tropical and subtropical regions. Some members of this genus can produce a group of potent polycyclic polyether neurotoxins responsible for ciguatera fish poisoning (CFP), one of the ...
Da-Zhi Wang, Ye-Hong Xin, Ming-Hua Wang
doaj   +2 more sources

Boron’s Double Edge—Antibiotics, Toxins, and the Fine Line Between Them [PDF]

open access: yesMolecules
Boron is a chemically distinctive bioelement whose electron-deficient structure enables reversible coordination with oxygen-rich functional groups such as diols and hydroxyls.
Valery M. Dembitsky   +3 more
doaj   +2 more sources

Ciguatoxins: Cyclic Polyether Modulators of Voltage-gated Iion Channel Function [PDF]

open access: yesMarine Drugs, 2006
Ciguatoxins are cyclic polyether toxins, derived from marine dinoflagellates, which are responsible for the symptoms of ciguatera poisoning. Ingestion of tropical and subtropical fin fish contaminated by ciguatoxins results in an illness characterised by
Richard J. Lewis, Graham M. Nicholson
doaj   +2 more sources

Biosynthesis and Molecular Genetics of Polyketides in Marine Dinoflagellates

open access: yesMarine Drugs, 2010
Marine dinoflagellates are the single most important group of algae that produce toxins, which have a global impact on human activities. The toxins are chemically diverse, and include macrolides, cyclic polyethers, spirolides and purine alkaloids ...
Ralf Kellmann   +4 more
doaj   +3 more sources

Transcriptomic Analysis of Ciguatoxin-Induced Changes in Gene Expression in Primary Cultures of Mice Cortical Neurons

open access: yesToxins, 2018
Ciguatoxins are polyether marine toxins that act as sodium channel activators. These toxins cause ciguatera, one of the most widespread nonbacterial forms of food poisoning, which presents several symptoms in humans including long-term neurological ...
Juan Andrés Rubiolo   +7 more
doaj   +2 more sources

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