Search Results - "Quilliam, M.A."

Analysis of paralytic shellfish toxins and their metabolites in shellfish from the North Yellow Sea of China by Li, A, Ma, J, Cao, J, Wang, Q, Yu, R, Thomas, K, Quilliam, M.A

“…Samples of toxic scallop (Patinopecten yessoensis) and clam (Saxidomus purpuratus) collected on the northern coast of China from 2008 to 2009 were analysed…”
Get full text

Spatial and temporal variations of a saxitoxin analogue (LWTX-1) in Lyngbya wollei (Cyanobacteria) mats in the St. Lawrence River (Québec, Canada) by Hudon, C., Gagnon, P., Poirier Larabie, S., Gagnon, C., Lajeunesse, A., Lachapelle, M., Quilliam, M.A.

“…The concentration of the saxitoxin analogue LWTX-1 was quantified in samples of the benthic filamentous cyanobacterium Lyngbya wollei (Farlow ex Gomont)…”
Get full text

Determination of sulfonamides by liquid chromatography, ultraviolet diode array detection and ion-spray tandem mass spectrometry with application to cultured salmon flesh by Pleasance, S, Blay, P, Quilliam, M A, O'Hara, G

“…Ion-spray mass spectrometry was investigated for the analysis of 21 antibacterial sulfonamide drugs. All of the sulfonamides analyzed gave positive ion mass…”
Get more information

Detection of new 7-O-acyl derivatives of diarrhetic shellfish poisoning toxins by liquid chromatography-mass spectrometry by Marr, J C, Hu, T, Pleasance, S, Quilliam, M A, Wright, J L

“…A novel method for the detection of acylated diarrhetic shellfish poisoning toxins is reported. Direct determination of these compounds is possible using high…”
Get more information

Hydrophilic interaction liquid chromatography–mass spectrometry for the analysis of paralytic shellfish poisoning (PSP) toxins by Dell’Aversano, Carmela, Hess, Philipp, Quilliam, Michael A.

“…Hydrophilic interaction liquid chromatography (HILIC) was examined for the separation of paralytic shellfish poisoning (PSP) toxins using the stationary phase…”
Get full text

19. Isolation of minor and novel azaspiracids – Structure elucidation and toxicology by Kilcoyne, J., Nulty, C., McCarron, P., Jauffrais, T., Twiner, M., Quilliam, M.A., Hess, P., Miles, C.O.

Get full text

Solid-phase extraction and liquid chromatography–mass spectrometry for the determination of free fatty acids in shellfish by Lacaze, Jean-Pierre C.L., Stobo, Lesley A., Turrell, Elizabeth A., Quilliam, Michael A.

“…A novel analytical protocol for the determination of free fatty acids (FFAs; saturated, monounsaturated and polyunsaturated) in shellfish using electrospray…”
Get full text

Liquid chromatography with mass spectrometry--detection of lipophilic shellfish toxins by Stobo, L.A, Lacaze, J.P.C.L, Scott, A.C, Gallacher, S, Smith, E.A, Quilliam, M.A

“…A rapid multiple toxin method based on liquid chromatography with mass spectrometry (LC/MS) was developed for the detection of okadaic acid (OA),…”
Get full text

Metabolism of 1,8-dinitropyrene by Salmonella typhimurium by Bryant, D W, McCalla, D R, Lultschik, P, Quilliam, M A, McCarry, B E

“…Earlier work has shown that many nitroaromatic and nitroheterocyclic compounds are directly 'activated' to their ultimate mutagenic forms through the action of…”
Get more information

The toxigenic marine dinoflagellate Alexandrium tamarense as the probable cause of mortality of caged salmon in Nova Scotia by Cembella, A.D, Quilliam, M.A, Lewis, N.I, Bauder, A.G, Dell’Aversano, C, Thomas, K, Jellett, J, Cusack, R.R

“…The toxins associated with paralytic shellfish poisoning (PSP) are potent neurotoxins produced by natural populations of the marine dinoflagellate Alexandrium…”
Get full text

Analysis of diarrhetic shellfish poisoning toxins in shellfish tissue by liquid chromatography with fluorometric and mass spectrometric detection by Quilliam, M A

“…Diarrhetic shellfish poisoning (DSP) is a severe gastrointestinal illness caused by consumption of shellfish contaminated with toxigenic dinoflagellates. The…”
Get more information

Comparative toxicity of the diarrhetic shellfish poisons, okadaic acid, okadaic acid diol-ester and dinophysistoxin-4, to the diatom Thalassiosira weissflogii by Windust, Anthony J., Quilliam, Michael A., Wright, Jeffrey L.C., McLachlan, Jack L.

“…Quantitative structure-activity relationships were determined for the diarrhetic shellfish poisoning (DSP) toxins, okadaic acid (OA), OA diol-ester and…”
Get full text

Liquid chromatography/mass spectrometry investigation of the reversed-phase separation of fullerenes and their derivatives by Anacleto, Joseph F, Quilliam, Michael A

“…A study investigated the separation of fullerenes and their derivatives on four commercially available reversed-phase columns using liquid chromatography/mass…”
Get full text

Further Studies on the Analysis of DSP Toxin Profiles in Galician Mussels by Comesaña Losada, M, Leão, J. M, Gago-Martínez, A, Rodríguez Vázquez, J. A, Quilliam, M. A

“…Further studies on mussel samples from Galicia, Spain, have revealed the presence of okadaic acid (OA), dinophysistoxin 2 (DTX2), and the fatty acid acyl…”
Get full text

An idiotypic-anti-idiotypic competitive immunoassay for quantitation of okadaic acid by Shestowsky, W S, Quilliam, M A, Sikorska, H M

“…A competitive indirect enzyme-linked immunosorbent assay for the measurement of okadaic acid, a marine toxin, was developed. The assay uses a murine monoclonal…”
Get more information

Liquid chromatographic determination of domoic acid in shellfish products using the paralytic shellfish poison extraction procedure of the association of official analytical chemists by Lawrence, J F, Charbonneau, C F, Ménard, C, Quilliam, M A, Sim, P G

“…Domoic acid, the recently discovered toxic substance found in contaminated mussels from an area in eastern Prince Edward Island (Canada) was extracted from…”
Get more information

Simultaneous occurrence of diarrhetic and paralytic shellfish poisoning toxins in Spanish mussels in 1993 by Gago-Martinez, A, Rodriguez-Vazquez, J A, Thibault, P, Quilliam, M A

“…Mussel aquaculture is an important industry for the Galician Rias, located in northwestern Atlantic coast of Spain. Since 1976 this region has been seriously…”
Get more information

Screening for okadaic acid by immunoassay by Chin, J D, Quilliam, M A, Fremy, J M, Mohapatra, S K, Sikorska, H M

“…Increasing incidences of phytoplankton blooms with the potential danger of toxin release into the food chain have necessitated the search for new diagnostic…”
Get more information

Determination of polycyclic aromatic compounds by high-performance liquid chromatography with simultaneous mass spectrometry and ultraviolet diode array detection by Quilliam, M A, Sim, P G

“…A major problem in the determination of polycyclic aromatic compounds (PACs) in environmental samples is the extreme complexity of the extracts, even after…”
Get more information

Metabolism of 1-nitropyrene and formation of DNA adducts in Salmonella typhimurium by Messier, F, Lu, C, Andrews, P, McCarry, B E, Quilliam, M A, McCalla, D R

“…1-Nitropyrene is slowly reduced by intact cells of Salmonella typhimurium to yield 1-aminopyrene and N-acetyl-1-aminopyrene plus six unidentified minor…”
Get more information