J Sam Murray
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Explore the profile of J Sam Murray including associated specialties, affiliations and a list of published articles.
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17
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117
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Recent Articles
1.
Yon T, Cruchet P, Viallon J, Murray J, Passfield E, Chinain M, et al.
Mar Drugs
. 2025 Jan;
23(1).
PMID: 39852544
Ciguatera poisoning (CP) is caused by the consumption of marine products contaminated with ciguatoxins (CTXs) produced by dinoflagellates of the genus . Analytical methods for CTXs, involving the extraction/purification of...
2.
Mudge E, Wilkins A, Murray J, Rise F, Miles C
Toxicon
. 2024 Nov;
251:108154.
PMID: 39490818
Gambierones are sulfated polyethers produced by benthic dinoflagellates in the genera Gambierdiscus, Coolia and Fukuyoa. While relative toxicity data for gambierones suggests they are low compared with ciguatoxin analogues, gambierones...
3.
Murray J, Passfield E, Rhodes L, Puddick J, Finch S, Smith K, et al.
Mar Drugs
. 2024 Mar;
22(3).
PMID: 38535460
The genus produces an array of bioactive hydrophilic and lipophilic secondary metabolites that range in mode of action and toxicity. In this study, the metabolite fingerprint was mapped for thirteen...
4.
Rhodes L, Smith K, Murray J, Passfield E, DArchino R, Nelson W, et al.
Harmful Algae
. 2023 Sep;
128:102494.
PMID: 37714580
Temperatures and temperature anomalies have been increasing in the sub-tropical regions of Aotearoa New Zealand and these changes may impact on harmful algal bloom (HAB) events. Benthic and epiphytic dinoflagellates,...
5.
Stuart J, Smith K, Rhodes L, Murray J, Viallon J, Henry K, et al.
Harmful Algae
. 2022 Oct;
118:102308.
PMID: 36195424
An increase in cases of ciguatera poisoning (CP) and expansion of the causative species in the South Pacific region highlight the need for baseline data on toxic microalgal species to...
6.
Murray J, Finch S, Mudge E, Wilkins A, Puddick J, Harwood D, et al.
Mar Drugs
. 2022 Jul;
20(7).
PMID: 35877746
Identifying compounds responsible for the observed toxicity of the species is a critical step to ascertaining whether they contribute to ciguatera poisoning. Macroalgae samples were collected during research expeditions to...
7.
Nishimura T, Murray J, Boundy M, Balci M, Bowers H, Smith K, et al.
Toxins (Basel)
. 2021 Sep;
13(9).
PMID: 34564641
Domoic acid (DA) is produced by almost half of the species belonging to the diatom genus and causes amnesic shellfish poisoning (ASP). It is, therefore, important to investigate the diversity...
8.
Murray J, Harwood D, Rhodes L
N Z Med J
. 2021 Jun;
134(1536):100-104.
PMID: 34140716
Ciguatera poisoning has caused illnesses in New Zealand through the consumption of contaminated reef fish imported from Pacific Islands. In May 2020 five people became ill and one was hospitalised...
9.
Murray J, Finch S, Puddick J, Rhodes L, Harwood D, van Ginkel R, et al.
Toxins (Basel)
. 2021 Jun;
13(5).
PMID: 34063025
Understanding the toxicity and production rates of the various secondary metabolites produced by and cohabitating benthic dinoflagellates is essential to unravelling the complexities associated with ciguatera poisoning. In the present...
10.
Hogeveen K, Huet S, Besnard C, Murray J, Harwood D, Selwood A, et al.
Toxicol In Vitro
. 2021 Feb;
73:105125.
PMID: 33631200
Portimine, a recently identified cyclic imine produced by the dinoflagellate Vulcanodinium rugosum, has been described as a potent apoptotic agent in contrast to most of the cyclic imines that are...