Results 81 to 90 of about 4,671 (208)

Estudo do mecanismo de ação tóxica da saxitoxina e avaliação de sua adsorção em materiais alternativos para aplicação em sistemas de tratamento de água [PDF]

open access: yes, 2010
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Ambiental, Florianópolis, 2010Entre os diversos problemas de saúde pública ligados ao abastecimento de água, a contaminação de ...
Melegari, Sílvia Pedroso
core  

Pharmacological properties of axonal sodium channels in the cockroach Periplaneta americana L. I. Selective block by synthetic saxitoxin.

open access: yes, 1979
Voltage-clamp experiments on isolated giant axons of the cockroach Periplaneta americana L. show that chemically synthesized saxitoxin specifically and reversibly blocks the transient inward sodium current without affecting the steady-state outward ...
Hue, B., Sattelle, D. B., Pelhate, M.
core   +2 more sources

Phytoplankton Diversity, Abundance and Toxin Synthesis Potential in the Lakes of Natural and Urban Landscapes in Permafrost Conditions

open access: yesLand
The region of Eastern Siberia that we have been studying is situated in Yakutia in the permafrost area. We studied five lakes of various geneses, located both in the urbanized territory of Yakutsk city and its suburbs and in natural landscapes at a ...
Sophia Barinova   +4 more
doaj   +1 more source

A new approach to predicting and understanding cyanobacteria bloom toxicity

open access: yes
Limnology and Oceanography Letters, Volume 11, Issue 2, March 2026.
Anusuya Willis, Michele A. Burford
wiley   +1 more source

Paralytic Shellfish Poisoning (PSP) in Margarita Island, Venezuela

open access: yesRevista de Biología Tropical, 2004
A severe outbreak of Paralytic Shellfish Poisoning (PSP) occurred in Manzanillo and Guayacán, northwestern coast of Margarita Island, Venezuela, between August and October 1991.
Amelia La Barbera-Sánchez   +3 more
doaj  

Optimization of Sample Preparation for the Identification and Quantification of Saxitoxin in Proficiency Test Mussel Sample using Liquid Chromatography-Tandem Mass Spectrometry

open access: yesToxins, 2015
Saxitoxin (STX) and some selected paralytic shellfish poisoning (PSP) analogues in mussel samples were identified and quantified with liquid chromatography-tandem mass spectrometry (LC-MS/MS).
Kirsi Harju   +7 more
doaj   +1 more source

Production of antibodies for saxitoxin analysis and sensitivity analysis of anti-saxitoxin antiserum

open access: yesJournal of the Korea Academia-Industrial cooperation Society, 2012
해양미세조류 유래 독성물질에 대한 이해와 활용에 있어서 가장 중요하지만 간과되고 있는 부분은 독성물질을 검출할 수 있는 빠르고, 쉽고 경제적인 검출기술을 개발하는 것이다. 이 논문에서 우리는 삭시톡신(STX)에 대한 항체를 생산하였다. 헤모시아닌(mariculture keyhole limpet hemocyanin, mcKLH)과 오브알부민(ovalbumin, OVA)을 운반단백질로 사용하였다. 면역반응을 위해서 mcKLH-STX 결합체를 BALB/c 쥐에 복강주사하였다. 채혈 후 항-STX 항혈청을 분리하였다.
Man Chang   +5 more
openaire   +2 more sources

Determination of saxitoxin by liquid chromatography/thermospray–mass spectrometry

open access: yes, 1993
The determination of the paralytic shellfish poison saxitoxin by liquid chromatography/thermospray-mass spectrometry (LC/TS-MS) was investigated. It was found that a commercial sample contained an impurity, which was identified as the plasticizer tris(2 ...
Hulst, A.G., Wils, E.R.J.
core  

Is qPCR a Reliable Indicator of Cyanotoxin Risk in Freshwater?

open access: yesToxins, 2016
The wide distribution of cyanobacteria in aquatic environments leads to the risk of water contamination by cyanotoxins, which generate environmental and public health issues.
Ana Beatriz F. Pacheco   +2 more
doaj   +1 more source

Transcriptional Profiling of Saccharomyces cerevisiae Upon Exposure to Saxitoxin

open access: yes, 2016
Saxitoxin is a potent neurotoxin produced by several species of dinoflagellates and cyanobacteria. The molecular target of saxitoxin in higher eukaryotes is the voltage-gated sodium channel; however, its target in lower eukaryotic organisms remains ...
Kathleen D. Cusick (669447)   +3 more
core   +1 more source

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