Results 81 to 90 of about 18,616 (256)

Procedures of partial purification for phycobiliproteins from cyanobacteria isolated from soils of Republic of Moldova

open access: yesStudia Universitatis Babeș-Bolyai. Biologia, 2018
Investigation of the new cyanobacterial strains, for use as potential sources of bioactive substances, including phycobiliproteins, encounters some difficulties due to presence of toxins (microcystins) produced by some cyanobacterial strains ...
Valentina BULIMAGA   +3 more
doaj   +1 more source

Detection of freshwater cyanotoxins and measurement of masked microcystins in tilapia from Southeast Asian aquaculture farms

open access: yesAnalytical and Bioanalytical Chemistry, 2017
Recently, there has been a rise in freshwater harmful algal blooms (HABs) globally, as well as increasing aquaculture practices. HABs can produce cyanotoxins, many of which are hepatotoxins.
B. Greer   +3 more
semanticscholar   +1 more source

Purification and identification of microcystin-RR [PDF]

open access: yesChinese Journal of Chromatography, 2013
An effective method based on the combination of solid phase extraction and gel chromatography to extract and purify microcystin-RR (MC-RR) from natural cyanobacteria bloom was developed. Thirty five gram natural cyanobacterial bloom scum was extracted with 70% aqueous methanol. After the methanol in the crude extract was removed by a rotary evaporator,
Yonglu, Zhang   +4 more
openaire   +2 more sources

Optimizing a long‐term monitoring strategy to track emerging cyanobacterial blooms in a Great Lakes estuary

open access: yesJournal of Phycology, Volume 62, Issue 4, Page 1264-1296, August 2026.
Abstract Cyanobacterial harmful algal blooms (cHABs) are increasingly frequent and severe globally. Recently, the St. Louis River Estuary (SLRE) has experienced numerous cHABs, but the locations, timing, and environmental conditions associated with them are unknown.
Peter A. Birschbach   +3 more
wiley   +1 more source

PHLPP is neither a Phosphatase nor a Tumor Suppressor

open access: yesBioEssays, Volume 48, Issue 7, July 2026.
PH domain leucine‐rich repeat protein phosphatases (PHLPP) have been described as Akt phosphatases and tumor suppressors for more than 20 years. Recent evidence, however, indicates that they are pseudophosphatases that lost catalytic activity more than 450 Mya. This article argues that new hypotheses are urgently needed to reorient the field.
Thomas A. Leonard
wiley   +1 more source

S85 | MICROCYSTINS | Microcystins from CyanoMetDB

open access: yes, 2021
This is the collection associated with list S75 CyanoMetDB Comprehensive database of secondary metabolites from cyanobacteria on the NORMAN Suspect List Exchange.
Janssen, Elisabeth M-L   +1 more
core   +1 more source

Shifting ice phenology and ice extent linked to harmful algal bloom severity

open access: yesLimnology and Oceanography, Volume 71, Issue 7, July 2026.
Abstract Ice cover on lakes can have far‐reaching and profound effects on ecosystem structure and function. However, the duration and spatial extent of ice cover is changing rapidly with warming aquatic ecosystems. This loss of ice creates an urgent need to understand how lakes will function without ice cover, both during the ice‐on and ice‐free season,
Claire M. Stevens   +1 more
wiley   +1 more source

Toxicity and genotoxicity in Astyanax bimaculatus (Characidae) induced by microcystins from a bloom of Microcystis spp

open access: yesGenetics and Molecular Biology, 2010
Studies of genotoxicity in fish caused by cyanobacterial microcystins can be useful both in determining the sensitivity of native species, as well as comparing exposure routes.
Ricardo Rocha Pavan da Silva   +2 more
doaj   +1 more source

Historical Records of Nutrient Loading Into End‐Member Mid‐Latitude Lakes

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 7, July 2026.
Abstract Human‐induced environmental changes impact lakes in temperate regions, but detailed lake basin histories that pre‐date instrumental records are limited. Most paleolimnological reconstructions are used to examine single lakes in isolation, making it difficult to separate regional forcings from morphological influences on a sedimentary signal ...
M. A. Brannon   +3 more
wiley   +1 more source

Detection of the hepatotoxic microcystins in 36 kinds of cyanobacteria Spirulina food products in China

open access: yes, 2008
Gel filtration chromatography, ultra-filtration, and solid-phase extraction silica gel clean-up were evaluated for their ability to remove microcystins selectively from extracts of cyanobacteria Spirulina samples after using the reversed-phase ...
Jiang, Y.   +4 more
core   +1 more source

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