Outputs (51)

Photocatalytic removal of the cyanobacterium Microcystis aeruginosa PCC7813 and four microcystins by TiO2 coated porous glass beads with UV-LED irradiation. (2020)
Journal Article
PESTANA, C.J., PORTELA NORONHA, J., HUI, J., EDWARDS, C., GUNARATNE, H.Q.N., IRVINE, J.T.S., ROBERTSON, P.K.J., CAPELO-NETO, J. and LAWTON, L.A. 2020. Photocatalytic removal of the cyanobacterium Microcystis aeruginosa PCC7813 and four microcystins by TiO2 coated porous glass beads with UV-LED irradiation. Science of the total environment [online], 745, article number 141154. Available from: https://doi.org/10.1016/j.scitotenv.2020.141154

Cyanobacteria and their toxic secondary metabolites are a challenge in water treatment due to increased biomass and dissolved metabolites in the raw water. Retrofitting existing water treatment infrastructure is prohibitively expensive or unfeasible,... Read More about Photocatalytic removal of the cyanobacterium Microcystis aeruginosa PCC7813 and four microcystins by TiO2 coated porous glass beads with UV-LED irradiation..

Degradation of okadaic acid in seawater by UV/TiO2 photocatalysis: proof of concept. (2020)
Journal Article
CAMACHO-MUÑOZ, D., LAWTON, L.A. and EDWARDS, C. 2020. Degradation of okadaic acid in seawater by UV/TiO2 photocatalysis: proof of concept. Science of the total environment [online], 733, article ID 139346. Available from: https://doi.org/10.1016/j.scitotenv.2020.139346

The consumption of contaminated shellfish with marine toxins causes adverse socioeconomical, environmental and health impacts. The marine toxin okadaic acid (OA) provokes diarrhetic shellfish poisoning (DSP) syndrome characterized by severe gastroint... Read More about Degradation of okadaic acid in seawater by UV/TiO2 photocatalysis: proof of concept..

Cross talk: two way allelopathic interactions between toxic Microcystis and Daphnia. (2020)
Journal Article
BOJADZIJA SAVIC, G., BORMANS, M., EDWARDS, C., LAWTON, L., BRIAND, E. and WIEGAND, C. 2020. Cross talk: two way allelopathic interactions between toxic Microcystis and Daphnia. Harmful algae [online], 94, article ID 101803. Available from: https://doi.org/10.1016/j.hal.2020.101803

Due to eutrophication, freshwater ecosystems frequently experience cyanobacterial blooms, many of which produce bioactive metabolites that can affect vertebrates and invertebrates life traits. Zooplankton are able to develop tolerance as a physiologi... Read More about Cross talk: two way allelopathic interactions between toxic Microcystis and Daphnia..

'All in one' photo-reactor pod containing TiO2 coated glass beads and LEDs for continuous photocatalytic destruction of cyanotoxins in water. (2020)
Journal Article
GUNARATNE, H.Q.N., PESTANA, C.J., SKILLEN, N., HUI, J., SARAVANAN, S., EDWARDS, C., IRVINE, J.T.S., ROBERTSON, P.K.J. and LAWTON, L.A. 2020. ‘All in one’ photo-reactor pod containing TiO2 coated glass beads and LEDs for continuous photocatalytic destruction of cyanotoxins in water. Environmental science: water research and technology [online], 6(4), pages 945-950. Available from: https://doi.org/10.1039/c9ew00711c

Blooms of blue-green algae (cyanobacteria) in water reservoirs frequently produce highly toxic secondary metabolites including microcystins which have resulted in both human and animal fatalities. To tackle this global problem, we present here a viab... Read More about 'All in one' photo-reactor pod containing TiO2 coated glass beads and LEDs for continuous photocatalytic destruction of cyanotoxins in water..

Phosphate and nitrate supplementations to evaluate the effect on cell biomass, intra and extracellular nodularin and nodulopeptin 901 produced by the cyanobacterium Nodularia spumigena KAC 66. (2019)
Journal Article
HAMEED, S., LAWTON, L.A. and EDWARDS, C. 2020. Phosphate and nitrate supplementations to evaluate the effect on cell biomass, intra and extracellular nodularin and nodulopeptin 901 produced by the cyanobacterium Nodularia spumigena KAC 66. Journal of applied phycology [online], 32(2), pages 937-950. Available from: https://doi.org/10.1007/s10811-019-02008-z

Blooms of the cyanobacterium Nodularia spumigena occur regularly in the Baltic Sea typically producing a wide range of bioactive peptides including the hepatotoxin nodularin (NOD), spumigins, anabaenopeptins and nodulopeptins (molecular weights: 917,... Read More about Phosphate and nitrate supplementations to evaluate the effect on cell biomass, intra and extracellular nodularin and nodulopeptin 901 produced by the cyanobacterium Nodularia spumigena KAC 66..

Daphnia magna exudates impact physiological and metabolic changes in microcystis aeruginosa. (2019)
Journal Article
SAVIC, G.B., EDWARDS, C., BRIAND, E., LAWTON, L., WIEGAND, C. and BORMANS, M. 2019. Daphnia magna exudates impact physiological and metabolic changes in microcystis aeruginosa. Toxins [online], 11(7), article number 421. Available from: https://doi.org/10.3390/toxins11070421

While the intracellular function of many toxic and bioactive cyanobacterial metabolites is not yet known, microcystins have been suggested to have a protective role in the cyanobacterial metabolism, giving advantage to toxic over nontoxic strains und... Read More about Daphnia magna exudates impact physiological and metabolic changes in microcystis aeruginosa..

A European multi lake survey dataset of environmental variables, phytoplankton pigments and cyanotoxins. (2018)
Journal Article
MANTZOUKI, E., CAMPBELL, J., VAN LOON, E.E., VISSER, P. and IBELINGS, B. 2018. A European multi lake survey dataset of environmental variables, phytoplankton pigments and cyanotoxins. Scientific data [online], 5, article ID 180226. Available from: https://doi.org/10.1038/sdata.2018.226

Under ongoing climate change and increasing anthropogenic activity, which continuously challenge ecosystem resilience, an in-depth understanding of ecological processes is urgently needed. Lakes, as providers of numerous ecosystem services, face mult... Read More about A European multi lake survey dataset of environmental variables, phytoplankton pigments and cyanotoxins..

Enhancing photocatalytic degradation of the cyanotoxin microcystin-LR with the addition of sulfate-radical generating oxidants. (2018)
Journal Article
ANTONIOU, M.G., BORAEI, I., SOLAKIDOU, M., DELIGIANNAKIS, Y., ABHISHEK, M., LAWTON, L.A. and EDWARDS, C. 2018. Enhancing photocatalytic degradation of the cyanotoxin microcystin-LR with the addition of sulfate-radical generating oxidants. Journal of hazardous materials [online], 360, pages 461-470. Available from: https://doi.org/10.1016/j.jhazmat.2018.07.111

This study investigated the coupling of sulfate radical generating oxidants, (persulfate, PS and peroxymonosulfate, PMS) with TiO2 photocatalysis for the degradation of microcystin-LR (MC-LR). Treatment efficiency was evaluated by estimating the elec... Read More about Enhancing photocatalytic degradation of the cyanotoxin microcystin-LR with the addition of sulfate-radical generating oxidants..

Cyanopeptolins with trypsin and chymotrypsin inhibitory activity from the cyanobacterium nostoc edaphicum CCNP1411. (2018)
Journal Article
MAZUR-MARZEC, H., FIDOR, A., CEGLOWSKA, M., WIECZERZAK, E., KROPIDLOWSKA, M., GOUA, M., MACASKILL, J. and EDWARDS, C. 2018. Cyanopeptolins with trypsin and chymotrypsin inhibitory activity from the cyanobacterium nostoc edaphicum CCNP1411. Marine drugs [online], 16(7), article number 220. Available from: https://doi.org/10.3390/md16070220

Cyanopeptolins (CPs) are one of the most frequently occurring cyanobacterial peptides, many of which are inhibitors of serine proteases. Some CP variants are also acutely toxic to aquatic organisms, especially small crustaceans. In this study, thirte... Read More about Cyanopeptolins with trypsin and chymotrypsin inhibitory activity from the cyanobacterium nostoc edaphicum CCNP1411..

Temperature effects explain continental scale distribution of cyanobacterial toxins. (2018)
Journal Article
MANTZOUKI, E., LÜRLING, M., FASTNER, J., DE SENERPONT DOMIS, L., IBELINGS, B.W., TEURLINCX, S. and CHMURA, D. 2018. Temperature effects explain continental scale distribution of cyanobacterial toxins. Toxins [online], 10(4), article number 156. Available from: https://doi.org/10.3390/toxins10040156

Insight into how environmental change determines the production and distribution of cyanobacterial toxins is necessary for risk assessment. Management guidelines currently focus on hepatotoxins (microcystins). Increasing attention is given to other c... Read More about Temperature effects explain continental scale distribution of cyanobacterial toxins..