Results 51 to 60 of about 1,986 (176)

New phylogenetic hypotheses for the core Chlorophyta based on chloroplast sequence data [PDF]

open access: yes, 2014
Phylogenetic relationships in the green algal phylum Chlorophyta have long been subject to debate, especially at higher taxonomic ranks (order, class).
Charles F. Delwiche   +12 more
core   +3 more sources

Divergent copies of the large inverted repeat in the chloroplast genomes of ulvophycean green algae

open access: yesScientific Reports, 2017
The chloroplast genomes of many algae and almost all land plants carry two identical copies of a large inverted repeat (IR) sequence that can pair for flip-flop recombination and undergo expansion/contraction. Although the IR has been lost multiple times
Monique Turmel   +2 more
doaj   +1 more source

Determination of Volatile Compounds in Four Commercial Samples of Japanese Green Algae Using Solid Phase Microextraction Gas Chromatography Mass Spectrometry

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
Green algae are of great economic importance. Seaweed is consumed fresh or as seasoning in Japan. The commercial value is determined by quality, color, and flavor and is also strongly influenced by the production area. Our research, based on solid phase microextraction gas chromatography mass spectrometry (SPME‐GC‐MS), has revealed that volatile ...
Masayoshi Yamamoto   +8 more
wiley   +1 more source

Marine Benthic Algae of the Commander Islands (Pacific Coast of Russia) with Checklist Revised in 2012

open access: yesInternational Scholarly Research Notices, Volume 2013, Issue 1, 2013., 2013
A revised checklist of marine benthic algae of the Commander Islands (Russian Pacific) is presented. It is based on the authors’ field collections. The list of algae of the area totals to 187 species (36 Chlorophyta, 38 Ochrophyta, class Phaeophyceae, and 113 Rhodophyta) of these 44 species (9 Chlorophyta, 8 Ochrophyta, class Phaeophyceae, and 27 ...
Olga N. Selivanova   +4 more
wiley   +1 more source

Biomedical properties, characterization of seaweeds species and antimicrobial activity [PDF]

open access: yesBrazilian Journal of Biology
Marine organisms produce a variety of compounds with pharmacological activities. In order to better comprehend the medicinal value of five particular seaweed orders Ulvales (Ulva intestinalis), Bryopsidales (Codium decorticatum), Ectocarpales (Iyengaria ...
S. Rizwan   +12 more
doaj   +1 more source

Raman Spectral Analysis in the CHx‐Stretching Region as a Guiding Beacon for Non‐Targeted, Disruption‐Free Monitoring of Germination and Biofilm Formation in the Green Seaweed Ulva

open access: yesChemPhysChem, Volume 25, Issue 17, September 2, 2024.
Raman microspectroscopy was utilized to monitor the germination and cell differentiation of the green seaweed Ulva (Chlorophyta) and its accompanying bacteria in the CHx‐stretching wavenumber region. It offered useful information for further in‐depth fingerprint analysis.
Constanze Schultz   +7 more
wiley   +1 more source

Sensitivity of Antarctic Urospora penicilliformis (Ulotrichales, Chlorophyta) to ultraviolet radiation is life stage dependent [PDF]

open access: yes, 2009
The sensitivity of different life stages of the eulittoral green alga Urospora penicilliformis (Roth) Aresch. to ultraviolet radiation (UVR) was examinedin the laboratory.
Campana, G.   +5 more
core   +1 more source

Macroalgal eukaryotic microbiome composition indicates novel phylogenetic diversity and broad host spectrum of oomycete pathogens

open access: yesEnvironmental Microbiology, Volume 26, Issue 6, June 2024.
In this study, we provide the first overview of the diversity and composition of oomycete and diatom symbiont communities in brown, red and green seaweeds collected from the subarctic, sub‐Antarctic and tropical parts of the Atlantic Ocean. We show unexpectedly high phylogenetic diversity in oomycete communities and that key pathogens (e.g., Eurychasma
Natalia Timanikova   +7 more
wiley   +1 more source

Estudio ecológico de las comunidades nitrófilas mediolitorales [PDF]

open access: yes, 2012
Algunas comunidades de la costa catalana están dominadas por especies nitrófilas del orden Ulvales. El estudio de su composición específica, su producción y su estructura espacial (en base a la diversidad y a coeficientes de similaridad) muestra que se ...
Pérez Vallmitjana, Marta
core   +1 more source

The complete chloroplast and mitochondrial genomes of the green macroalga Ulva sp. UNA00071828 (Ulvophyceae, Chlorophyta).

open access: yesPLoS ONE, 2015
Sequencing mitochondrial and chloroplast genomes has become an integral part in understanding the genomic machinery and the phylogenetic histories of green algae.
James T Melton   +3 more
doaj   +1 more source

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