Christina Böck, Jana L. Olefeld, Janina C. Vogt, Dirk C. Albach, Jens Boenigk,
Abstract Chrysophyceae are a diverse group of planktonic protists widely distributed in freshwater. They encompass a variety of orders, ... mixo-, heterotrophy). In high-throughput sequencing studies, the Chrysophyceae were usually addressed as a group rather than ... and phylogenetic placement, we link OTU diversity of Chrysophyceae from 218 freshwater lakes with phylogenetic affiliations. This ... with different nutrition modes. Our study demonstrates that Chrysophyceae are one of the most common groups in ...
Tópico(s): Marine and coastal ecosystems
2022 - Springer Science+Business Media | Organisms Diversity & Evolution
... transition region of members of the algal class Chrysophyceae. This “transitional helix” (TH) lies immediately distal to ... is shown that a TH characteristic of the Chrysophyceae, Xanthophyceae and Eustigmatophyceae. The number of TH gyres ... Xanthophyceae and from 1 to 8 in the Chrysophyceae. In any one species, however, the TH is ... in these groups otherwise resembles that of the Chrysophyceae, Xanthophyceae and Eustigmatophyceae. The value of transition region ... that leading to the strictly heterokont classes Xanthophyceae, Chrysophyceae, Phaeophyceae and Bacillariophyceae before evolution of a girdle ...
Tópico(s): Marine and coastal ecosystems
1979 - Elsevier BV | Biosystems
Information on the internal structure of the Chrysophyceae is reviewed and some new data are presented. From these a model has been constructed which represents the combination of features considered to ... nova (= Haptophyceae) is compared with that of the Chrysophyceae, and the relationship of both groups to the ... be considered as a class separate from the Chrysophyceae. Removal of the Prymnesiophyceae and choanoflagellates from the Chrysophyceae leaves a largely homogeneous and monophyletic group, though ...
Tópico(s): Microbial Community Ecology and Physiology
1976 - Oxford University Press | Botanical Journal of the Linnean Society
Robert A. Andersen, Yves Van de Peer, Daniel Potter, Julianne P. Sexton, Masanobu Kawachi, Todd C. LaJeunesse,
... rRNA) was determined for 24 species of the Chrysophyceae sensu stricto. These sequences were aligned, using primary ... structure, with nine previously published sequences for the Chrysophyceae, 14 for the Synurophyceae, and five for the ... class Synurophyceae appeared to be embedded within the Chrysophyceae, but bootstrap support was weak (< 50%) in all ... premature to place the Synurophyceae back into the Chrysophyceae based upon the analysis of one gene, especially ...
Tópico(s): Marine and coastal ecosystems
1999 - Elsevier BV | Protist
The silica-scaled algae (Synuraceae, Chrysophyceae sensu lato) are compared to other Chrysophyceae, Phaeophyceae and Bacillariophyceae with occasional comparisons to other chlorophyll c-containing algae, scaled protozoa ... class. nov. are about equally distinct from the Chrysophyceae sensu stricto, Phaeophyceae and Bacillariophyceae when the class ... in the division Phaeophyta, and the Bacillariophyceae and Chrysophyceae have recently been placed alone in the Bacillariophyta ... the division Phaeophyta along with the Bacillariophyceae and Chrysophyceae sensu stricto.
Tópico(s): Marine and coastal plant biology
1987 - Wiley | American Journal of Botany
The silica‐scaled algae (Synuraceae, Chrysophyceae sensu lato) are compared to other Chrysophyceae, Phaeophyceae and Bacillariophyceae with occasional comparisons to other chlorophyll c‐containing algae, scaled protozoa ... class. nov. are about equally distinct from the Chrysophyceae sensu stricto , Phaeophyceae and Bacillariophyceae when the class ... in the division Phaeophyta, and the Bacillariophyceae and Chrysophyceae have recently been placed alone in the Bacillariophyta ... the division Phaeophyta along with the Bacillariophyceae and Chrysophyceae sensu stricto.
Tópico(s): Marine and coastal ecosystems
1987 - Wiley | American Journal of Botany
Karin Glaser, Anke Kuppardt, Sandra Krohn, Anett Heidtmann, Hauke Harms, Antonis Chatzinotas,
... of two important taxa of bacterivorous flagellates, the Chrysophyceae and Kinetoplastea, in soil samples. Sequence analysis of ... respective primer pairs. Clone sequences affiliating to the Chrysophyceae mainly clustered within the clade C2, which has ... restriction enzymes for T-RFLP analysis of the Chrysophyceae. Soil T-RFLP profiles reflected all T-RFs ...
Tópico(s): Genomics and Phylogenetic Studies
2014 - Elsevier BV | Journal of Microbiological Methods
Sami J. Taipale, Ursula Strandberg, Elina Peltomaa, AWE Galloway, Ann Ojala, Michael T. Brett,
... 1) Chlorophyceae and Trebouxiophyceae, (2) Bacillariophyceae, (3) Cryptophyceae, Chrysophyceae, and Raphidophyceae, and (4) Euglenophyceae. Each group had ... 22:5ω6 and 18:4ω3 for Cryptophyceae and Chrysophyceae (Synurales), 16:3ω1 for Chrysophyceae (Ochromonadales), 16:2ω4, 16:3ω4, 16:3ω1, and ... the investigated freshwater algal classes, Chlorophyceae, Trebouxiophyceae, and Chrysophyceae are of intermediate food quality for zooplankton, and ...
Tópico(s): Marine and coastal ecosystems
2013 - Inter-Research Science Center | Aquatic Microbial Ecology
Amy Kirkham, Ludwig Jardillier, Ana Tiganescu, John K. Pearman, Mikhail V. Zubkov, David J. Scanlan,
... rRNA gene amplicons. Two algal classes, Prymnesiophyceae and Chrysophyceae, dominated the PPE community throughout the Atlantic Ocean, ... However, these classes showed strongly complementary distributions with Chrysophyceae dominating northern temperate waters, the southern gyre and ... concentrations. However, the key classes of Prymnesiophyceae and Chrysophyceae were not strongly influenced by the variables measured. ... there appeared to be a positive relationship between Chrysophyceae distribution and light intensity, the complementary distributions of ...
Tópico(s): Marine and coastal ecosystems
2011 - Wiley | Environmental Microbiology
... indicates Pelagococcus to be a member of the Chrysophyceae. Mitosis is, however, atypical of both Prymnesiophyceae and Chrysophyceae, and if this picoplanktonic alga is to be retained in the Chrysophyceae it must be seen as a most unusual ...
Tópico(s): Photosynthetic Processes and Mechanisms
1987 - Wiley | Journal of Phycology
The colour of the chromoplasts in the Chrysophyceae varies from a greenish yellow to a golden brown. Klebs (1892) described this colour as being due to a special pigment which he ... questioned the existence of special pigments in the Chrysophyceae (Fritsch, 1937; Smith, 1938). Carter, Heilbron & Lythgoe (1939) ... Hardin, 1943, 1944; Strain, 1958), those of the Chrysophyceae have not.
Tópico(s): Marine and coastal ecosystems
1960 - Cambridge University Press | Journal of the Marine Biological Association of the United Kingdom
... 453-460 Free Access NEW OR RARE BRITISH CHRYSOPHYCEAE. I. J. W. G. LUND, J. W. G. ... Süsswassers. Systematik und Biologie. 2 Teil, 1 Hälfte. Chrysophyceae, farbloser Flagellaten, Heterokonten. Binnengewässer, 16 Stuttgart . Jane, F. ... G. (1942b). Contributions to our knowledge of British Chrysophyceae. New Phytol. 41, 274–92. Ordnance survey of ...
Tópico(s): Bryophyte Studies and Records
1949 - Wiley | New Phytologist
Hydrurus foetidus is a cold-water golden alga (Chrysophyceae) found in fast-flowing rivers mainly during time ... where its presence may be expected. Key words: chrysophyceae; distribution; Hydrurus; morphology; psychrophile; rheophile
Tópico(s): Geology and Paleoclimatology Research
2019 - Korean Society of Phycology | ALGAE
Karin Glaser, Anke Kuppardt, Jens Boenigk, Hauke Harms, Ingo Fetzer, Antonis Chatzinotas,
... for two common flagellate groups, i.e. the Chrysophyceae and the Kinetoplastea. Both approaches were applied to ... and qualitative (T-RFLP) approaches. For instance the Chrysophyceae/Eukarya 18S rDNA ratio as determined by qPCR ... changes to water content on all sites, whereas Chrysophyceae were only affected in the Schorfheide. Finally, in ...
Tópico(s): Wastewater Treatment and Nitrogen Removal
2015 - Elsevier BV | The Science of The Total Environment
Amy Kirkham, Cécile Lepère, Ludwig Jardillier, Fabrice Not, Heather A. Bouman, Andrew Mead, David J. Scanlan,
... the most commonly encountered PPEs were Prymnesiophyceae and Chrysophyceae. These taxa displayed complementary distribution patterns, with peak abundances of Prymnesiophyceae and Chrysophyceae in waters of high (25:1) or low ( ... in the composition of Prymnesiophyceae and Prasinophyceae whereas Chrysophyceae were phylogenetically similar in all libraries. These data ...
Tópico(s): Marine and coastal ecosystems
2013 - Springer Nature | The ISME Journal
Xiao Shi, Cécile Lepère, David J. Scanlan, Daniel Vaulot,
... Prymnesiophyceae, while 18S sequences were dominated by Prasinophyceae, Chrysophyceae and Haptophyta. Primer mismatches with major algal lineages ... transect vertically and horizontally. In oligotrophic regions, Pelagophyceae, Chrysophyceae, and Prymnesiophyceae dominated. Pelagophyceae were prevalent at the DCM depth and Chrysophyceae at the surface. In mesotrophic regions Pelagophyceae were ...
Tópico(s): Marine and coastal ecosystems
2011 - Public Library of Science | PLoS ONE
Barbara M. Findenig, Antonis Chatzinotas, Jens Boenigk,
... ECOLOGICAL CHARACTERIZATION OF STOMATOCYSTS OF SPUMELLA-LIKE FLAGELLATES (CHRYSOPHYCEAE)† Barbara M. Findenig, Barbara M. Findenig Institute for ... cysts are affiliated with different subclusters within the Chrysophyceae and are closely related to strains for which ...
Tópico(s): Coastal wetland ecosystem dynamics
2010 - Wiley | Journal of Phycology
... Asmund, B. and Takahashi, E. 1969. Studies on Chrysophyceae from some ponds and lakes in Alaska VIII. ... E. 1978. Electron microscopical studies of the Synuraceae (Chrysophyceae) in Japan: taxonomy and ecology. Tokai Univ. Press. ... and Saha, L. C. 1996. Scale-bearing chrysophytes (Chrysophyceae and Synurophyceae) from India. II. Beih. Nova Hedw. ...
Tópico(s): Cephalopods and Marine Biology
2010 - Wiley | Nordic Journal of Botany
Eunsoo Kim, Naoji Yubuki, Brian S. Leander, Linda E. Graham,
Three heterotrophic stramenopiles--Apoikia lindahlii comb. nov. (Chrysophyceae), Filos agilis gen. et sp. nov. (Bicosoecida), and Nanos amicus gen. et sp. nov. (Bicosoecida)--were isolated from acidic peat bogs. The biflagellate ... sequences demonstrated that A. lindahlii branches within the Chrysophyceae. While A. lindahlii is an obligate heterotroph, ultrastructural ...
Tópico(s): Environmental DNA in Biodiversity Studies
2009 - Elsevier BV | Protist
Jean‐François Mangot, Cécile Lepère, Christophe Bouvier, Didier Debroas, Isabelle Domaizon,
... situ hybridization targeting seven different phylogenetic groups: Chlorophyceae, Chrysophyceae, Cryptophyceae, Cercozoa, LKM11, Perkinsozoa (two clades), and Fungi. ... cells ml(-1). The dominant groups were the Chrysophyceae and the Chlorophyceae, which represented 19.6% and ... was linked to the presence of Dinobryon spp. (Chrysophyceae). Fungi, represented by chytrids, reached maximal abundance in ...
Tópico(s): Environmental DNA in Biodiversity Studies
2009 - American Society for Microbiology | Applied and Environmental Microbiology
... level, and as groups were removed from the Chrysophyceae sensu stricto , a number of new classes were ... the class Synurophyceae and the classification of the Chrysophyceae based upon morphology. This chapter provides more critical ...
Tópico(s): Genomics and Phylogenetic Studies
2007 - CRC Press | Systematics Association special volume
... Ultrastructure and ecology of Calycomonas ovalis Wulff, 1919, (Chrysophyceae) and its redescription as a testate rhizopod, Paulinella ... Ultrastructure and ecology of Calycomonas ovalis Wulff, 1919, (Chrysophyceae) and its redescription as a testate rhizopod, Paulinella ... Ultrastructure and ecology of Calycomonas ovalis Wulff, 1919, (Chrysophyceae) and its redescription as a testate rhizopod, Paulinella ...
Tópico(s): Genomics and Phylogenetic Studies
2006 - Elsevier BV | Current Biology
Jens Boenigk, Karin Pfandl, Peter Stadler, Antonis Chatzinotas,
... previously published sequences of members belonging to the Chrysophyceae sensu stricto . Phylogenetic analysis of the 28 new sequences confirmed their position within the Chrysophyceae sensu stricto and positioned them within different clades. ... similarity to the closest related member of the Chrysophyceae ranged between 92% and 99.6%, sequence divergence ...
Tópico(s): Genomics and Phylogenetic Studies
2005 - Wiley | Environmental Microbiology
Johnny Berglund, Klaus Jürgens, Iris Bruchmüller, Mats Wedin, Agneta Andersson,
... johnny.berglund@emg.umu.se ABSTRACT: The chrysophytes Chrysophyceae and Synurophyceae are ecologically important groups of autotrophic, ... primer pair (EukC2-FChryso-R) targeted both Chrysophyceae and Synurophyceae. The primer pairs were tested for ... chrysophyte diversity in planktonic systems. KEY WORDS: Chrysophytes · Chrysophyceae · Synurophyceae · Heterotrophic nanoflagellates · Denaturing gradient gel electrophoresis · DGGE · ...
Tópico(s): Bacteriophages and microbial interactions
2005 - Inter-Research Science Center | Aquatic Microbial Ecology
... Outgroup, ((((Bacillariophyceae, (Pelagophyceae,Dictyochophyceae)),((Phaeophyceae,Xanthophyceae),Raphidophyceae)),Eustigmatophyceae),(Chrysophyceae,Synurophyceae))). The Synurophyceae/Chrysophyceae is the best supported group followed by the ... and that the specific photoreceptor-eyespot apparatus in Chrysophyceae and the Phaeophyceae/Xantophyceae clade originated independently within ...
Tópico(s): Microbial Community Ecology and Physiology
2001 - Wiley | Cladistics
L. Hoffmann, Chantal Billard, M. Janssens, M. Leruth, V. Demoulin,
A mass development of benthic Sarcinochrysidales (Chrysophyceae s.l. ), especially of Chrysoreinhardia giraudii comb. nov. (basionym: Tetraspora giraudii ) and Nematochrysopsis marina comb. nov. (basionym: Tribonema marinum ), is reported from ... less regularly observed Chrysonephos lewisii and of some Chrysophyceae s.l. associated with Chrysoreinhardia giraudii sheaths are ...
Tópico(s): Marine Sponges and Natural Products
2000 - De Gruyter | Botanica Marina
Gary W. Saunders, David R. Hill, Peter A. Tyler,
... of this alga . Chrysonephele palustris grouped within the Chrysophyceae and not in an intermediate position between the Chrysophyceae and Eustigmatophyceae, suggesting that Chrysonephele is not a ...
Tópico(s): Marine Biology and Ecology Research
1997 - Wiley | Journal of Phycology
... electron microscopy investigation regarding the classes Synurophyceae and Chrysophyceae in Madagascar. 42 taxa (38 new to the ... la première investigation d'algues jaunes de Madagascar (Chrysophyceae et Synurophyceae) faite avec le microscope électronique. L' ...
Tópico(s): Diatoms and Algae Research
1996 - Elsevier BV | Archiv für Protistenkunde
Daniel E. Wujek, Charles J. O’Kelly,
Abstract Twenty-three species of silica-scaled Chrysophyceae were collected during late spring and summer from freshwater habitats in New Zealand and identified by examination of their scales with the transmission ... as an aid to water quality assessments. Keywords: Chrysophyceae Mallomonas Paraphysomonas Spiniferomonas Synura New Zealand algal florascale ...
Tópico(s): Methane Hydrates and Related Phenomena
1992 - Taylor & Francis | New Zealand Journal of Botany
Timothy J. Entwisle, Robert A. Andersen,
... proposed for colonial monostromatic algae belonging to the Chrysophyceae that lack cell walls and contain contractile vacuoles. ...
Tópico(s): Microbial Community Ecology and Physiology
1990 - Taylor & Francis | Phycologia