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1. Molecular Analysis of Ribosomal RNA Gene of Red Tide Algae Obtained from the Seto Inland Sea

Author:
Hirashita, Takashi; Ichimi, Kazuhiko; Montani, Shigeru; Nomura, Mika; Tajima, Shigeyuki
Source:
Marine biotechnology 2000 v.2 no.3 pp. 267-273
ISSN:
1436-2228
Subject:
Alexandrium catenella,   etc   ; algal blooms; clones; genes; microalgae; nucleotide sequences; phylogeny; polymerase chain reaction; ribosomal RNA; sequence analysis; Sea of Japan;     Show all 11 Subjects
Abstract:
... Eleven clones from five species of the planktonic microalgae, (Chattonella antiqua, Chattonella marina, Heterosigma akashiwo, Alexandrium catenella, and Scrippsiella trochoidea), which were collected from the Seto Inland Sea in Japan and from Thailand, were subjected to nucleotide sequence analysis of the D1/D2 domain of the large subunit (LSU) of their ribosomal RNA genes. After amplification by ...
DOI:
10.1007/s101269900034
PubMed:
10852806

2. Capture probe conjugated to paramagnetic nanoparticles for purification of Alexandrium species (Dinophyceae) DNA from environmental samples

Author:
Galluzzi, L.; Bertozzini, E.; del Campo, A.; Penna, A.; Bruce, I.J.; Magnani, M.
Source:
Journal of applied microbiology 2006 v.101 no.1 pp. 36-43
ISSN:
1364-5072
Subject:
Alexandrium catenella,   etc   ; algal blooms; cost effectiveness; detection limit; equipment; microalgae; monitoring; nanoparticles; polymerase chain reaction; ribosomal DNA; seawater; toxicity;     Show all 12 Subjects
Abstract:
... To develop a rapid, cost-effective and selective Alexandrium DNA extraction procedure from environmental samples in order to provide good-quality template for the downstream PCR-based detection assay. In this study, we tested a DNA extraction method based on silica-coated, superparamagnetic nanoparticles conjugated to a DNA-capture sequence (probe) complementary to a specific region of 5·8S rDNA o ...
DOI:
10.1111/j.1365-2672.2006.02952.x

3. Patterns in host range for two strains of amoebophrya (dinophyta) infecting thecate dinoflagellates: amoebophyra spp. ex alexandrium affine and ex gonyaulax polygramma1

Author:
Kim, Sunju
Source:
Journal of phycology 2006 v.42 no.6 pp. 1170-1173
ISSN:
0022-3646
Subject:
Alexandrium catenella,   etc   ; Alexandrium tamarense; Gonyaulax; Heterocapsa; Prorocentrum; algal blooms; biological control agents; cross infection; endoparasites; host range; host specificity; host-parasite relationships; hosts;     Show all 13 Subjects
Abstract:
... The endoparasitic dinoflagellate Amoebophrya ceratii (Koeppen) Cachon uses a number of its free‐living relatives as hosts and may represent a species complex composed of several host‐specific parasites. Two thecate host–parasite systems [Amoebophrya spp. ex Alexandrium affine (Inoue and Fukuyo) Balech and ex Gonyaulax polygramma Stein], were used to test the hypothesis that two strains of Amoeboph ...
DOI:
10.1111/j.1529-8817.2006.00277.x

4. The Inhibitory Effects of Garlic (Allium sativum) and Diallyl Trisulfide on Alexandrium tamarense and other Harmful Algal Species

Author:
Zhou, L. H.; Zheng, T. L.; Chen, X. H.; Wang, X.; Chen, S. B.; Tian, Y.; Hong, H. S.
Source:
Journal of applied phycology 2008 v.20 no.4 pp. 349-358
ISSN:
0921-8971
Subject:
Alexandrium catenella,   etc   ; Alexandrium minutum; Allium sativum; Chaetoceros; algal blooms; garlic; heat; ingredients; sediments; toxicity;     Show all 10 Subjects
Abstract:
... Using cell suspension ability as an indicator, we studied the inhibitory effect of garlic (Allium sativum) and diallyl trisulfide on six species of red tide causing algae. This included: the inhibition by 0.08% garlic solution of five algal species -- Alexandrium tamarense, Scrippsiella trochoidea, Alexandrium catenella, Alexandrium minutum and Alexandrium satoanum; the effects of garlic concentra ...
DOI:
10.1007/s10811-007-9262-8

5. Analysis of rRNA gene content in the Mediterranean dinoflagellate Alexandrium catenella and Alexandrium taylori: implications for the quantitative real-time PCR-based monitoring methods

Author:
Galluzzi, Luca; Bertozzini, Elena; Penna, Antonella; Perini, Federico; Garcés, Esther; Magnani, Mauro
Source:
Journal of applied phycology 2010 v.22 no.1 pp. 1-9
ISSN:
0921-8971
Subject:
Alexandrium catenella,   etc   ; algal blooms; coastal water; environmental factors; genes; microalgae; monitoring; plasmids; quantitative analysis; quantitative polymerase chain reaction; ribosomal RNA; toxicity; Mediterranean Sea;     Show all 13 Subjects
Abstract:
... A number of species belonging to the genus Alexandrium are among the main toxic microalgae responsible for Harmful Algal Blooms (HABs). The monitoring of coastal waters for the presence of these microalgae is essential to identify correlations between cell abundances and environmental factors that regulate bloom dynamics. In the attempt to improve the monitoring sensitivity and the rapidity at whi ...
DOI:
10.1007/s10811-009-9411-3

6. Comparative alkaline phosphatase characteristics of the algal bloom dinoflagellates prorocentrum donghaiense and alexandrium catenella, and the diatom skeletonema costatum

Author:
Ou, Linjian; Huang, Bangqin; Hong, Huasheng; Qi, Yuzao; Lu, Songhui
Source:
Journal of phycology 2010 v.46 no.2 pp. 260-265
ISSN:
0022-3646
Subject:
Alexandrium catenella,   etc   ; Prorocentrum; Skeletonema costatum; algal blooms; alkaline phosphatase; coastal water; fluorescence; phosphorus; China;     Show all 9 Subjects
Abstract:
... The alkaline phosphatase (AP) characteristics of three algal bloom species in the coastal waters of China [Prorocentrum donghaiense D. Lu, Alexandrium catenella (Whedon et Kof.) Balech, and Skeletonema costatum (Grev.) Cleve] were analyzed in a laboratory batch culture experiment using bulk assay and the single-cell enzyme-labeled fluorescence (ELF) method. Results showed that the AP of these thre ...
DOI:
10.1111/j.1529-8817.2009.00800.x

7. Seasonal phytoplankton dynamics in extreme southern South America (Beagle Channel, Argentina)

Author:
Almandoz, Gastón O.; Hernando, Marcelo P.; Ferreyra, Gustavo A.; Schloss, Irene R.; Ferrario, Martha E.
Source:
Journal of sea research 2011 v.66 no.2 pp. 47-57
ISSN:
1385-1101
Subject:
Alexandrium catenella,   etc   ; Bacillariophycidae; Chaetoceros; Dinophysis acuminata; Prorocentrum; algal blooms; aquaculture; biomass; carbon; environmental factors; phytoplankton; scanning electron microscopy; spring; summer; Argentina;     Show all 15 Subjects
Abstract:
... The phytoplankton biomass and composition dynamics in relation with environmental factors were explored during an annual cycle (July 2006–2007) for the first time in the Beagle Channel. Samples were examined by light and scanning electron microscopy and carbon biomass was estimated using measured cell biovolumes. The annual cycle was characterized by a sharp contrast between low density and biomas ...
DOI:
10.1016/j.seares.2011.03.005

8. Molecular detection and species identification of Alexandrium (Dinophyceae) causing harmful algal blooms along the Chilean coastline

Author:
Jedlicki, Ana; Fernández, Gonzalo; Astorga, Marcela; Oyarzún, Pablo; Toro, Jorge E.; Navarro, Jorge M.; Martínez, Víctor
Source:
AoB plants 2012 v.2012 no.0 pp. pls033
Subject:
Alexandrium catenella,   etc   ; algal blooms; coasts; species identification;     Show all 4 Subjects
Abstract:
... Misleading morphological observations assigned Alexandrium catenella as local dinoflagellate responsible for HABs in Southern Chilean coasts. Our work based on molecular methods found that local Alexandrium belongs to group I of the tamarensis complex composed mainly of A. tamarense. ...
DOI:
10.1093/aobpla/pls033
PubMed:
23259043
PubMed Central:
PMC3526335

9. Applications of immuno-magnetic bead and immunofluorescent flow cytometric techniques for the quantitative detection of HAB microalgae

Author:
Huang, Jian; Wen, Ruobing; Bao, Zhenmin; Sui, Zhenghong; Sun, Ningbo; Kang, Kyoungho
Source:
Chinese journal of oceanology and limnology 2012 v.30 no.3 pp. 433-439
ISSN:
0254-4059
Subject:
Alexandrium catenella,   etc   ; Cryptomonas; Symbiodinium; Thalassiosira; algal blooms; flow cytometry; microalgae; polyclonal antibodies; quantitative analysis; rabbits; sorting; China;     Show all 12 Subjects
Abstract:
... Over the last several decades, harmful algal blooms (HABs) have become a serious environmental problem in many parts of the world. A rapid and accurate detection process for HAB algae has yet to be developed. Heterosigma akashiwo is one of the most important HABs species in China. The objective of this study was to develop an immunologic technique that can rapidly and sensitively count H. akashiwo ...
DOI:
10.1007/s00343-012-1208-6

10. Proteomic analysis of a toxic dinoflagellate Alexandrium catenella under different growth phases and conditions

Author:
Wang, DaZhi; Lin, Lin; Wang, MingHua; Li, Cheng; Hong, HuaSheng
Source:
Chinese science bulletin 2012 v.57 no.25 pp. 3328-3341
ISSN:
1001-6538
Subject:
Alexandrium catenella,   etc   ; DNA; algal blooms; biosynthesis; cell division; gene expression regulation; lighting; mass spectrometry; paralytic shellfish poisoning; photosynthesis; protein synthesis; proteins; proteomics; stress response; toxicity; transfer RNA;     Show all 16 Subjects
Abstract:
... Alexandrium is a widely spread dinoflagellate genus throughout many regions of the world, which not only causes the harmful algal blooms (HABs) but also results in the paralytic shellfish poisoning (PSP) throughout the world. This study compared protein profiles of A. catenella grown under different growth phases and conditions using a proteomic approach, and identified the differentially expresse ...
DOI:
10.1007/s11434-012-5160-9

11. Proteomics of a toxic dinoflagellate Alexandrium catenella DH01: Detection and identification of cell surface proteins using fluorescent labeling

Author:
Li, Cheng; Wang, DaZhi; Dong, HongPo; Xie, ZhangXian; Hong, HuaSheng
Source:
Chinese science bulletin 2012 v.57 no.25 pp. 3320-3327
ISSN:
1001-6538
Subject:
Alexandrium catenella,   etc   ; algal blooms; databases; dyeing; dyes; fluorescent labeling; mass spectrometry; membrane proteins; proteomics; shellfish; toxicity; toxins; two-dimensional gel electrophoresis; China;     Show all 14 Subjects
Abstract:
... Alexandrium catenella DH01 is a toxic dinoflagellate species that is able to not only produce paralytic shellfish toxins, but also cause harmful algal blooms along the coast of China. In this study, we presented a new protocol for specific labeling and detection of the cell surface proteins (CSPs) of A. catenella DH01 cells using CyDye difference gel electrophoresis (DIGE) fluor minimal dyes. CSPs ...
DOI:
10.1007/s11434-012-5156-5

12. Algicidal effects of Zostera marina L. and Zostera noltii Hornem. extracts on the neuro-toxic bloom-forming dinoflagellate Alexandrium catenella

Author:
Laabir, Mohamed; Grignon-Dubois, Micheline; Masseret, Estelle; Rezzonico, Bernadette; Soteras, Giselle; Rouquette, Manuel; Rieuvilleneuve, Fabien; Cecchi, Philippe
Source:
Aquatic botany 2013 v.111 pp. 16-25
ISSN:
0304-3770
Subject:
Alexandrium catenella,   etc   ; Zostera marina; algal blooms; correlation; culture media; flavonoids; high performance liquid chromatography; leaves; nuclear magnetic resonance spectroscopy; phenolic acids; plant tissues; secondary metabolites; toxicity; France;     Show all 14 Subjects
Abstract:
... The inhibitory effects of crude extracts of Zostera marina L. and Zostera noltii Hornemann on the growth of the toxic red tide dinoflagellate Alexandrium catenella were investigated through bio-assays. Methanolic and aqueous extracts were prepared from fresh and detrital leaves of Z. marina and Z. noltii collected in the Thau lagoon and Arcachon bay (France). All the extracts exhibited significant ...
DOI:
10.1016/j.aquabot.2013.07.010

13. Comparing diatom and Alexandrium catenella/tamarense blooms in Thau lagoon: Importance of dissolved organic nitrogen in seasonally N-limited systems

Author:
Collos, Yves; Jauzein, Cécile; Ratmaya, Widya; Souchu, Philippe; Abadie, Eric; Vaquer, André
Source:
Harmful algae 2014 v.37 pp. 84-91
ISSN:
1568-9883
Subject:
Alexandrium catenella,   etc   ; Bacillariophyceae; algae; algal blooms; dissolved organic nitrogen; excretion; models; nitrogen; nitrogen cycle; nutrients; phosphates; phytoplankton; urea; watersheds;     Show all 14 Subjects
Abstract:
... Diatom blooms in Thau lagoon are always related to rain events leading to inputs of inorganic nutrients such as phosphate, ammonium and nitrate through the watershed with time lags of about 1 week. In contrast, blooms of Alexandrium catenella/tamarense can occur following periods of 3 weeks without precipitation and no significant input of conventional nutrients such as nitrate and phosphate. Fiel ...
DOI:
10.1016/j.hal.2014.05.008

14. Toxic strains of the Alexandrium ostenfeldii complex in southern South America (Beagle Channel, Argentina)

Author:
Almandoz, Gastón. O.; Montoya, Nora G.; Hernando, Marcelo P.; Benavides, Hugo R.; Carignan, Mario O.; Ferrario, Martha E.
Source:
Harmful algae 2014 v.37 pp. 100-109
ISSN:
1568-9883
Subject:
Alexandrium catenella,   etc   ; algae; algal blooms; bioassays; cell culture; liquid chromatography; mass spectrometry; mice; monitoring; morphospecies; mussels; nutrients; phytoplankton; public health; salinity; scanning electron microscopy; shellfish; spring; temperature; toxicity; toxins; Argentina;     Show all 22 Subjects
Abstract:
... During phytoplankton monitoring in the Beagle Channel (≈54°52′S, 67°32′W) a previously undetected Alexandrium species was observed in coincidence with mouse bioassay toxicity. Detailed thecal plates analysis using epifluorescence and scanning electron microscopy revealed the presence of the Alexandrium ostenfeldii species complex, showing a mixture of the diagnostic features usually used to discri ...
DOI:
10.1016/j.hal.2014.05.011

15. Novel algicidal evidence of a bacterium Bacillus sp. LP-10 killing Phaeocystis globosa, a harmful algal bloom causing species

Author:
Guan, Chengwei; Guo, Xiaoyun; Cai, Guanjing; Zhang, Huajun; Li, Yi; Zheng, Wei; Zheng, Tianling
Source:
Biological control 2014 v.76 pp. 79-86
ISSN:
1049-9644
Subject:
Alexandrium catenella,   etc   ; Asterionella; Bacillus (bacteria); Phaeocystis globosa; Prorocentrum; active ingredients; algae; algal blooms; bacteria; biological control; developmental stages; filtrates; microbial culture; molecular weight; nucleotide sequences; ribosomal DNA; seawater; sequence analysis; East China Sea;     Show all 19 Subjects
Abstract:
... While searching for effective bio-agents to control harmful algal blooms (HABs), the bacterial strain LP-10, which has strong algicidal activity against Phaeocystis globosa (Prymnesiophyceae), was isolated from surface seawater samples taken from the East China Sea. 16S rDNA sequence analysis and morphological characteristics revealed the strain LP-10 belonged to the genus Bacillus. The lytic effe ...
DOI:
10.1016/j.biocontrol.2014.05.007

16. Isolation of an algicide from a marine bacterium and its effects against the toxic dinoflagellate Alexandrium catenella and other harmful algal bloom species

Author:
Kim, Yun Sook; Son, Hong-Joo; Jeong, Seong-Yun
Source:
The journal of microbiology 2015 v.53 no.8 pp. 511-517
ISSN:
1225-8873
Subject:
Alexandrium catenella,   etc   ; Brachybacterium; algal blooms; bacteria; culture filtrates; nuclear magnetic resonance spectroscopy; nucleotide sequences; ribosomal RNA; secondary metabolites; spectral analysis; toxicity;     Show all 11 Subjects
Abstract:
... The aim of this study was to isolate and identify bacteria demonstrating an algicidal effect against Alexandrium catenella and to determine the activity and range of any algicide discovered. The morphological and biochemical attributes of an algicidal bacterium, isolate YS-3, and analysis of its 16S rRNA gene sequence revealed it to be a member of the genus Brachybacterium. This organism, designat ...
DOI:
10.1007/s12275-015-5303-1

17. Impact of several harmful algal bloom (HAB) causing species, on life history characteristics of rotifer Brachionus plicatilis Müller

Author:
Lin, Jianing; Yan, Tian; Zhang, Qingchun; Zhou, Mingjiang
Source:
Chinese journal of oceanology and limnology 2016 v.34 no.4 pp. 642-653
ISSN:
0254-4059
Subject:
Alexandrium catenella,   etc   ; Bacillariophyceae; Brachionus plicatilis; Prorocentrum; Skeletonema costatum; adverse effects; algae; algal blooms; coasts; egg production; eggs; life history; longevity; population growth; China;     Show all 15 Subjects
Abstract:
... In recent years, harmful algal blooms (HABs) have occurred frequently along the coast of China, and have been exhibiting succession from diatom- to dinoflagellate-dominated blooms. To examine the effects of different diatom and dinoflagellate HABs, the life history parameters of rotifers (Brachionus plicatilis Müller) were measured after exposure to different concentrations of HAB species. The HAB ...
DOI:
10.1007/s00343-016-5065-6

18. Hsp70 gene expansions in the scallop Patinopecten yessoensis and their expression regulation after exposure to the toxic dinoflagellate Alexandrium catenella

Author:
Cheng, Jie; Xun, Xiaogang; Kong, Yifan; Wang, Shuyue; Yang, Zhihui; Li, Yajuan; Kong, Dexu; Wang, Shi; Zhang, Lingling; Hu, Xiaoli; Bao, Zhenmin
Source:
Fish & shellfish immunology 2016 v.58 pp. 266-273
ISSN:
1050-4648
Subject:
Alexandrium catenella,   etc   ; Crassostrea gigas; Mizuhopecten yessoensis; algal blooms; aquaculture; databases; functional properties; gene duplication; genes; heat-shock protein 70; neurotoxins; phylogeny; scallops; shellfish; toxicity; transcriptome; China;     Show all 17 Subjects
Abstract:
... Heat shock protein 70 (Hsp70s) family members are present in virtually all living organisms and perform a fundamental role against different types of environmental stressors and pathogenic organisms. Marine bivalves live in highly dynamic environments and may accumulate paralytic shellfish toxins (PSTs), a class of well-known neurotoxins closely associated with harmful algal blooms (HABs). Here, w ...
DOI:
10.1016/j.fsi.2016.09.009

19. Newly discovered role of the heterotrophic nanoflagellate Katablepharis japonica, a predator of toxic or harmful dinoflagellates and raphidophytes

Author:
Kwon, Ji Eun; Jeong, Hae Jin; Kim, So Jin; Jang, Se Hyeon; Lee, Kyung Ha; Seong, Kyeong Ah
Source:
Harmful algae 2017 v.68 pp. 224-239
ISSN:
1568-9883
Subject:
Alexandrium catenella,   etc   ; Alexandrium minutum; Amphidinium; Bacillariophyceae; Chattonella; Cochlodinium; Gambierdiscus; Gymnodinium; Mesodinium; Prorocentrum; Rhodomonas; Skeletonema costatum; Synechococcus; algal blooms; bacteria; carbon; feeding behavior; ingestion; phytoplankton; poisonous algae; predators; prey species; specific growth rate; toxicity;     Show all 24 Subjects
Abstract:
... Heterotrophic nanoflagellates are ubiquitous and known to be major predators of bacteria. The feeding of free-living heterotrophic nanoflagellates on phytoplankton is poorly understood, although these two components usually co-exist. To investigate the feeding and ecological roles of major heterotrophic nanoflagellates Katablepharis spp., the feeding ability of Katablepharis japonica on bacteria a ...
DOI:
10.1016/j.hal.2017.08.009

20. Occurrence of four species of algae in the marine water of Hong Kong

Author:
Chai, Yemao; Deng, Wen-Jing; Qin, Xing; Xu, Xiangrong
Source:
Marine pollution bulletin 2017 v.124 no.2 pp. 890-896
ISSN:
0025-326X
Subject:
Alexandrium catenella,   etc   ; Karenia; algal blooms; aquaculture; cetyltrimethylammonium bromide; climate change; genes; human health; internal transcribed spacers; monitoring; nitrogen; phosphorus; phytoplankton; plasmids; poisonous algae; quantitative polymerase chain reaction; ribosomal DNA; China;     Show all 18 Subjects
Abstract:
... Harmful algal blooms (HABs) have broken out frequently throughout the world in recent decades; they are caused by the rapid multiplication of algal cells in near-coastal waters polluted with nitrogen and phosphorus and greatly affect the quality of marine water and human health. Over the past several decades, climate change and increasing environmental degradation have provided favourable growth c ...
DOI:
10.1016/j.marpolbul.2016.12.043