Assessment of environmental conditions that favor hepatotoxic and neurotoxic Anabaena spp. strains cultured under light limitation at different temperaturesRAPALA, J; SIVONEN, K.Microbial ecology. 1998, Vol 36, Num 2, pp 181-192, issn 0095-3628Article

Campylobacter jejuni prevalence and hygienic quality of retail bovine ground meat in FinlandLLARENA, A.-K; SIVONEN, K; HÄNNINEN, M.-L et al.Letters in applied microbiology. 2014, Vol 58, Num 5, pp 408-413, issn 0266-8254, 6 p.Article

Diversity of cyanobacteria and heterotrophic bacteria in cyanobacterial blooms in Lake Joutikas, FinlandKOLMONEN, E; SIVONEN, K; RAPALA, J et al.Aquatic microbial ecology. 2004, Vol 36, Num 3, pp 201-211, issn 0948-3055, 11 p.Article

The presence of microcystins and other cyanobacterial bioactive peptides in aquatic fauna collected from Greek freshwatersGKELIS, S; LANARAS, T; SIVONEN, K et al.Aquatic toxicology. 2006, Vol 78, Num 1, pp 32-41, issn 0166-445X, 10 p.Article

Retardation behavior of cyanobacterial hepatotoxins in the irregular part of the 'PRISMA' model for thin layer chromatographyPELANDER, A; SIVONEN, K; OJANPERÄ, I et al.JPC. Journal of planar chromatography, modern TLC. 1997, Vol 10, Num 6, pp 434-440, issn 0933-4173Article

Growth, nitrogen fixation, and nodularin production by two Baltic Sea cyanobacteriaLEHTIMÄKI, J; MOISANDER, P; SIVONEN, K et al.Applied and environmental microbiology (Print). 1997, Vol 63, Num 5, pp 1647-1656, issn 0099-2240Article

Associations of cyanobacterial toxin, nodularin, with environmental factors and zooplankton in the Baltic SeaREPKA, S; MEYERHÖFER, M; VON BRÖCKEL, K et al.Microbial ecology. 2004, Vol 47, Num 4, pp 350-358, issn 0095-3628, 9 p.Article

Characterization of Nodularia strains, cyanobacteria from brackish waters, by genotypic and phenotypic methodsLEHTIMÄKI, J; LYRA, C; SUOMALAINEN, S et al.International journal of systematic and evolutionary microbiology (Print). 2000, Vol 50, Num 3, pp 1043-1053, issn 1466-5026, 3Conference Paper

Feeding interactions of the copepods Eurytemora affinis and Acartia bifilosa with the cyanobacteria Nodularia spENGSTRÖM, J; KOSKI, M; VIITASALO, M et al.Journal of plankton research. 2000, Vol 22, Num 7, pp 1403-1409, issn 0142-7873Article

Variation of microcystin content of cyanobacterial blooms and isolated strains in lake Grand-Lieu (France)VEZIE, C; BRIENT, L; SIVONEN, K et al.Microbial ecology. 1998, Vol 35, Num 2, pp 126-135, issn 0095-3628Article

Occurrence of microcystin-containing cyanobacterial blooms in freshwaters of Brittany (France)VEZIE, C; BRIENT, L; SIVONEN, K et al.Archiv für Hydrobiologie. 1997, Vol 139, Num 3, pp 401-413, issn 0003-9136Article

Biodegradability and adsorption on lake sediments of cyanobacterial hepatotoxins and anatoxin-aRAPALA, J; LAHTI, K; SIVONEN, K et al.Letters in applied microbiology. 1994, Vol 19, Num 6, pp 423-428, issn 0266-8254Article

Effects of dissolved cyanobacterial toxins on the survival and egg hatching of estuarine calanoid copepodsREINIKAINEN, M; LINDVALL, F; MERILUOTO, J. A. O et al.Marine biology (Berlin). 2002, Vol 140, Num 3, pp 577-583, issn 0025-3162Article

Isolation and identification of eight microcystins from thirteen Oscillatoria agardhii strains and structure of a new microcystinLUUKKAINEN, R; SIVONEN, K; NAMIKOSHI, M et al.Applied and environmental microbiology (Print). 1993, Vol 59, Num 7, pp 2204-2209, issn 0099-2240Article

Structure determination and toxicity of a new microcystin from Microcystis aeruginosa strain 205KIVIRANTA, J; NAMIKOSHI, M; SIVONEN, K et al.Toxicon (Oxford). 1992, Vol 30, Num 9, pp 1093-1098, issn 0041-0101Article

Two methyl ester derivatives of microcystins, cyclic heptapeptide hepatotoxins, isolated from Anabaena flos-aquae strain CYA 83/1SIVONEN, K; SKULBERG, O. M; NAMIKOSHI, M et al.Toxicon (Oxford). 1992, Vol 30, Num 11, pp 1465-1471, issn 0041-0101Article

Two new L-serine variants of microcystins-LR and -RR from Anabaena sp. strains 202 A1 and 202 A2NAMIKOSHI, M; SIVONEN, K; EVANS, W. R et al.Toxicon (Oxford). 1992, Vol 30, Num 11, pp 1457-1464, issn 0041-0101Article

Isolation and characterization of hepatotoxic microcystin homologs from the filamentous freshwater cyanobacterium Nostoc sp. strain 152SIVONEN, K; CARMICHAEL, W. W; NAMIKOSHI, M et al.Applied and environmental microbiology (Print). 1990, Vol 56, Num 9, pp 2650-2657, issn 0099-2240, 8 p.Article

Occurence of the hepatotoxic cyanobacterium Nodularia spumigena in the Baltic Sea and structure of the toxinSIVONEN, K; KONONEN, K; CARMICHAEL, W. W et al.Applied and environmental microbiology (Print). 1989, Vol 55, Num 8, pp 1990-1995, issn 0099-2240Article

Toxicity and isolation of the cyanobacterium Nodularia spumigena from the southern Baltic Sea in 1986SIVONEN, K; KONONEN, K; ESALA, A.-L et al.Hydrobiologia (The Hague). 1989, Vol 185, Num 1, pp 3-8, issn 0018-8158Article

Site-specific restriction endonucleases in cyanobacteriaLYRA, C; HALME, T; TORSTI, A.-M et al.Journal of applied microbiology (Print). 2000, Vol 89, Num 6, pp 979-991, issn 1364-5072Article

Low-energy collisionally activated decomposition and structural characterization of cyclic heptapeptide microcystins by electrospray ionization mass spectrometryMOUCUN YUAN; NAMIKOSHI, M; OTSUKI, A et al.Journal of mass spectrometry. 1999, Vol 34, Num 1, pp 33-43, issn 1076-5174Article

Développement de Cyanobactéries toxiques dans l'Ouest de la France. Détection de la toxicité par des tests sur Artemia salina = Development of toxic cyanobacteria in western France. Detection of toxicity with Artemia salina testsVEZIE, C; SIVONEN, K; BRIENT, L et al.Annales de limnologie. 1996, Vol 32, Num 2, pp 123-128, issn 0003-4088Article

Assessment of rapid bioassays for detecting cyanobacterial toxicityLAHTI, K; AHTIAINEN, J; RAPALA, J et al.Letters in applied microbiology. 1995, Vol 21, Num 2, pp 109-114, issn 0266-8254Article

The effects of incubation time, temperature, light, salinity, and phosphorus on growth and hepatotoxin production by Nodularia strainsLEHTIMAKI, J; SIVONEN, K; LUUKKAINEN, R et al.Archiv für Hydrobiologie. 1994, Vol 130, Num 3, pp 269-282, issn 0003-9136Article