Page last updated: 2024-11-10

ciguatoxins

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Description

Ciguatoxins: Polycyclic ethers produced by Gambierdiscus (DINOFLAGELLATES) from gambiertoxins, which are ingested by fish which in turn may be ingested by humans who are susceptible to the CIGUATERA POISONING. [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

ciguatoxin CTX1B : A ciguatoxin comprising a sequence of twelve trans-fused six-, seven-, eight- and nine-membered rings and a spiro-fused five-membered ring. A commonly encountered fish toxin. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

ciguatoxin : 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 neurological, cardiovascular and gastrointestinal disorders. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Cross-References

ID SourceID
PubMed CID5311333
CHEBI ID36467
SCHEMBL ID13303026
MeSH IDM0004474

Synonyms (23)

Synonym
ciguatoxin ctx 1
CHEBI:36467
ciguatoxin ctx1b
ciguatoxin 1
pacific ciguatoxin 1
11050-21-8
ctx 1
hsdb 7241
p-ctx 1
ciguatoxin
p-ctx-1
pacific ciguatoxin-1
ciguatoxin i
ciguatoxins
spiro(furan-2(3h),2'(3'h)-oxepino(2'''',3'''':5''',6''')pyrano(2''',3''':5'',6'')pyrano(2'',3'':6',7')oxepino(2',3':6,7)oxepino(3,2-b)pyrano(2''''',3''''':6'''',7'''')oxepino(2'''',3'''':5''',6''')pyrano(2''',3''':7'',8'')oxocino(2'',3'':5',6')pyrano(2',3
2ukq3b7696 ,
unii-2ukq3b7696
SCHEMBL13303026
ciguatoxin-1
ctx-1 [mi]
ciguatoxin 1b
DTXSID3042637
Q4387413

Research Excerpts

Overview

Ciguatoxins (CTXs) are a family of toxins that contaminate a variety of fish and cause ciguatera seafood poisoning. They are potent activators of voltage-gated sodium channels and a leading cause of human poisoning from food fish.

ExcerptReferenceRelevance
"Ciguatoxins (CTXs) are a group of neurotoxins responsible for the syndrome ciguatera fish poisoning (CFP) as a result of the consumption of contaminated fish. "( Evaluation of Matrix Issues in the Applicability of the Neuro-2a Cell Based Assay on the Detection of CTX in Fish Samples.
Castro, D; Gago-Martínez, A; Manger, R; Vilariño, O, 2020
)
2
"Ciguatoxins (CTXs) are a family of toxins that contaminate a variety of fish and cause ciguatera seafood poisoning. "( Phage-display selection of antibodies to the left end of CTX3C using synthetic fragments.
Fujii, I; Hirama, M; Kumagai, I; Mizugaki, M; Nagumo, Y; Oguri, H; Shindo, Y; Tomioka, Y; Tsumoto, K; Tsumuraya, T, 2004
)
1.77
"Ciguatoxins (CTX) are a suite of cyclic polyether toxins produced by the marine dinoflagellate Gambierdiscus sp., are potent activators of voltage-gated sodium channels and a leading cause of human poisoning from food fish. "( Transcriptional profiling of whole blood and serum protein analysis of mice exposed to the neurotoxin Pacific Ciguatoxin-1.
Bottein Dechraoui, MY; Gordon, CJ; Levin, ED; Morey, JS; Ramsdell, JS; Rezvani, A; Ryan, JC; Van Dolah, FM, 2007
)
1.78
"Ciguatoxins are a family of marine toxins composed of transfused polycyclic ethers. "( How protein recognizes ladder-like polycyclic ethers. Interactions between ciguatoxin (CTX3C) fragments and its specific antibody 10C9.
Fujii, I; Hirama, M; Inoue, M; Tanaka, Y; Tsumoto, K; Tsumuraya, T; Ui, M, 2008
)
1.79

Actions

Ciguatoxins (CTXs) cause long-term disturbance of cerebral functions. CTXs produce a complex array of gastrointestinal, neurological and cardiological symptoms.

ExcerptReferenceRelevance
"Ciguatoxins (CTXs) cause long-term disturbance of cerebral functions. "( Neurotoxicity and reactive astrogliosis in the anterior cingulate cortex in acute ciguatera poisoning.
Cao, B; Chan, LL; Lam, PK; Li, Y; Liu, J; Tung, VO; Wang, J; Zhang, X, 2013
)
1.83
"Ciguatoxins produce a complex array of gastrointestinal, neurological and cardiological symptoms."( Ciguatera: a public health perspective.
Dickey, RW; Plakas, SM, 2010
)
1.08
"Ciguatoxins activate sodium ion (Na ) channels, causing cell membrane excitability and instability."( Ciguatera: recent advances but the risk remains.
Lehane, L; Lewis, RJ, 2000
)
1.03

Toxicity

ExcerptReferenceRelevance
" In order to study the possible role played by these bacteria in the toxicity of this fish, the quantitative and qualitative distributions of these isolates within toxic and non toxic fish are compared."( Are Streptomyces bacteria involved in the ciguatoxicity of the surgeon fish Ctenochaetus striatus?
Boiron, P; Chinain, M; Legrand, AM; Plichart, R, 1992
)
0.28
" LD50 figures indicated that the chicken is two to five time at least more sensitive to ciguatoxin than the mouse."( [Biological assay of ciguatoxin in the chicken: analysis of the symptoms induced and toxicity of extracts of ciguatoxic chickens of the island of Saint Barthelemy].
Lahlou, N; Vernoux, JP, 1986
)
0.27
" The extracts of both herbivore and carnivore species appeared to be most toxic when HLP occurred in the mice."( Evaluation of bioassay for toxicity of ciguateric fish and associated toxins.
Hokama, Y; Islam, MA; Shirai, JL, 1994
)
0.29
" The 100% CHC1(3) eluate proved to be the most toxic (mouse killed in 32 minutes) and the 10% MeOH-CHC1(3) fraction killed in approximately 48 hours."( Characterization of marine toxin(s) in Myripristis sp. by immunological, mouse toxicity, and guinea pig assays.
Asahina, AY; Ganal, CA; Hokama, Y; Miyahara, JT, 1993
)
0.29
" Fishes were classified in three groups: non toxic fish (edible), low toxic fish (not edible) and toxic fish (not edible)."( [Evaluation of Antilles fish ciguatoxicity by mouse and chick bioassays].
Pottier, I; Vernoux, JP, 2003
)
0.32
" In many cases, the lack of toxic material turns out to be an obstacle to make the toxicological investigations needed."( Comparative cytotoxicity of gambierol versus other marine neurotoxins.
Ares, IR; Botana, LM; Cagide, E; Espiña, B; Fuwa, H; Konno, Y; Louzao, MC; Paquette, LA; Sasaki, M; Tsukano, C; Vieytes, MR; Yasumoto, T; Yotsu-Yamashita, M, 2011
)
0.37
"05) between the total amount of toxic dinoflagellates and the level of TBARS in the liver, the brain and the muscle, this for all seasons and all sizes."( Seasonal variation of Sarpa salpa fish toxicity, as related to phytoplankton consumption, accumulation of heavy metals, lipids peroxidation level in fish tissues and toxicity upon mice.
Bellassoued, K; Elfeki, A; Hamza, A; van Pelt, J, 2013
)
0.39
" The results showed certain species were significantly more toxic than others."( Differences in the toxicity of six Gambierdiscus (Dinophyceae) species measured using an in vitro human erythrocyte lysis assay.
Davenport, ED; Holland, WC; Kibler, SR; Litaker, RW; Place, AR; Tester, PA; Tomas, CR, 2013
)
0.39
" Moreover, the proportion of toxic individuals decreased significantly for Epinephelus polyphekadion from Fakarava (n = 24; P < 0."( Ciguatera fish toxicity in French Polynesia: size does not always matter.
Chinain, M; Darius, HT; Gaboriau, M; Ponton, D, 2014
)
0.4
" While there is 2- to 27-fold variation in toxicity within species, there was a 1740-fold difference between the least and most toxic species."( Ciguatoxicity of Gambierdiscus and Fukuyoa species from the Caribbean and Gulf of Mexico.
Hardison, DR; Hess, P; Holland, WC; Kibler, SR; Litaker, RW; Pisapia, F; Tester, PA, 2017
)
0.46
"9%) grouper samples showing CTX-like toxicity; regarding wahoo species, only 1 toxic sample (3."( Predictive score and probability of CTX-like toxicity in fish samples from the official control of ciguatera in the Canary Islands.
Acosta-Hernández, B; Diogène, J; Fernández, A; García-Álvarez, N; Martel Suárez, M; Padilla, D; Real, F; Saavedra, P; Sanchez-Henao, JA; Silva Sergent, F, 2019
)
0.51
" Seven genera were detected, including Prorocentrum, Coolia, Ostreopsis, Amphidinium, Gambierdiscus, Fukuyoa (all included potentially toxic species) and Sinophysis."( Distribution and potential toxicity of benthic harmful dinoflagellates in waters of Florida Bay and the Florida Keys.
Accoroni, S; Giulietti, S; Glibert, PM; Romagnoli, T; Totti, C, 2020
)
0.56
" However, the toxic effects of Gambierdiscus on fish through the food chain and related mechanism remains unclear."( Toxicity and underlying mechanism of the toxic dinoflagellate Gambierdiscus caribaeus to the fish Oryzias melastigma.
Chen, S; Li, DW; Li, HY; Li, L; Xu, SY; Yang, WD, 2022
)
0.72
" In the amberjack, the EM was the most toxic muscle (1."( Ciguatoxin-like toxicity distribution in flesh of amberjack (Seriola spp.) and dusky grouper (Epinephelus marginatus).
Caballero, MJ; Diogène, J; Fernández, A; Gago-Martínez, A; García-Álvarez, N; Padilla, D; Ramos-Sosa, MJ; Real, F; Sanchez-Henao, A; Sergent, FS, 2023
)
0.91
" Further research is needed to assess the toxic potential of the new C-CTX and their role in ciguatera fish poisoning."( Ciguatera Fish Poisoning in the Caribbean Sea and Atlantic Ocean: Reconciling the Multiplicity of Ciguatoxins and Analytical Chemistry Approach for Public Health Safety.
Lewis, RJ; Pottier, I; Vernoux, JP, 2023
)
1.13

Bioavailability

ExcerptReferenceRelevance
" Bioavailability of toxins also presents a problem because the data on bioavailability are sparse and seldom as high as the default of 100% bioavailability commonly used in risk assessment."( Environmental poisoning: presentation and management.
Lewis, RJ; Moore, MR; Ng, JC, 1998
)
0.3
" Maximal bioavailability was determined by the area under the concentration curve, and was used to calculate the absolute P-CTX-1 bioavailabilities for oral and intraperitoneal routes of exposures of 39% and 75%, respectively."( Bioavailability and intravenous toxicokinetic parameters for Pacific ciguatoxin P-CTX-1 in rats.
Ledreux, A; Ramsdell, JS, 2013
)
0.39

Dosage Studied

ExcerptRelevanceReference
" Cats have been used due to their sensitivity, but regurgitation has made dosage information difficult to obtain."( Foodborne toxins of marine origin: ciguatera.
Juranovic, LR; Park, DL, 1991
)
0.28
" We conclude that, at the dosage levels used, ciguatoxin acts mainly at the nerve endings, while maitotoxin exerts prominent toxic effects on muscles."( Effects of ciguatoxin and maitotoxin on isolated rat atria and rabbit duodenum.
Bagnis, R; Legrand, AM, 1984
)
0.27
" Virgin Islands was used together with a refined mouse bioassay to construct a dose-response curve."( The mouse ciguatoxin bioassay: a dose-response curve and symptomatology analysis.
Granade, HR; Hoffman, PA; McMillan, JP, 1983
)
0.27
" An alternative to the use of mice is the mosquito bioassay, which was recently used to obtain a dose-response relationship between ingested ciguatoxin and clinical symptoms in man."( Evolution of methods for assessing ciguatera toxins in fish.
Park, DL, 1994
)
0.29
"Mouse neuroblastoma N-2A cells were exposed to ouabain and veratridine and different concentrations of standard ciguatoxin samples (P-CTX-1) to establish the curvilinear relationship between the toxin dosage and fluorescence intensity using the sodium fluorescence probe CoroNaTM Green."( [A cell-based detection of ciguatoxin using sodium fluorescence probe].
Cheng, JQ; Huang, W; Ke, YB; Liu, JJ; Tang, HW; Xu, XY; Yang, H; Yuan, JH; Zhuang, ZX, 2011
)
0.37
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (1)

RoleDescription
metaboliteAny intermediate or product resulting from metabolism. The term 'metabolite' subsumes the classes commonly known as primary and secondary metabolites.
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Drug Classes (1)

ClassDescription
ciguatoxinCiguatoxins 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 neurological, cardiovascular and gastrointestinal disorders.
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Research

Studies (552)

TimeframeStudies, This Drug (%)All Drugs %
pre-199051 (9.24)18.7374
1990's102 (18.48)18.2507
2000's155 (28.08)29.6817
2010's162 (29.35)24.3611
2020's82 (14.86)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 48.25

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be strong demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index48.25 (24.57)
Research Supply Index6.35 (2.92)
Research Growth Index4.84 (4.65)
Search Engine Demand Index79.51 (26.88)
Search Engine Supply Index2.00 (0.95)

This Compound (48.25)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials1 (0.18%)5.53%
Reviews83 (14.54%)6.00%
Case Studies35 (6.13%)4.05%
Observational2 (0.35%)0.25%
Other450 (78.81%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]