Results 71 to 80 of about 2,990 (142)

Morphological allometry constrains symmetric shape variation, but not asymmetry, of Halimeda tuna (Bryopsidales, Ulvophyceae) segments. [PDF]

open access: yesPLoS ONE, 2018
Green algae of the genus Halimeda have modular siphonous thalli composed of multiple repeated segments. Morphological variation among the segments has been related to various environmental factors, which often jointly affect their size and shape.
Jiri Neustupa, Yvonne Nemcova
doaj   +1 more source

The alien alga Caulerpa taxifolia (Vahl) C. Agardh var. distichophylla (Sonder) Verlaque, Huisman and Procaccini move their northern and western limits. [PDF]

open access: yes, 2018
Caulerpa taxifolia (Vahl) C. Agardh var. distichophylla (Sonder) Verlaque, Huisman and Procacini is a green invasive alga recently reported in the Mediterranean Sea for the first time in 2007.
Cantasano, Nicola   +2 more
core  

The evolution of RHO of plant (ROP) proteins and their morphogenetic functions

open access: yesNew Phytologist, Volume 248, Issue 2, Page 542-548, October 2025.
Summary The ability of a cell to polarise, and direct cell growth or orient cell division, for example, is fundamental for the morphogenesis of multicellular organisms. A key molecular system for signalling cell polarity in diverse eukaryotes involves the RHO family of small GTPases.
Hugh Mulvey, Liam Dolan
wiley   +1 more source

Оцінка стану Житомирського водосховища за структурою фітомікроепілітона [PDF]

open access: yes, 2005
Проведені дослідження показали, що в фітомікроепілітоні Житомирського водосховища найбільшим видовим, внутрішньовидовим та надвидовим різноманіттям, а також показниками біомаси є діатомові ...
Корнійчук, Н. М.   +1 more
core  

Zoospore diversity and sexual reproduction in the lichen‐forming genus Trebouxia: From neglected evidence to new facts

open access: yesPlant Biology, Volume 27, Issue 6, Page 1137-1149, October 2025.
This study clarifies the role of flagellate cells in four Trebouxia species. Using innovative techniques, we could distinguish between zoospores and gametes, providing the first detailed evidence of sex. Abstract Trebouxia is one of the most frequent genera of green microalgae that occur as photobionts in lichens.
E. Boccato   +4 more
wiley   +1 more source

The green seaweed Ulva: A model system to study morphogenesis

open access: yesFrontiers in Plant Science, 2015
Green macroalgae, mostly represented by the Ulvophyceae, the main multicellular branch of the Chlorophyceae, constitute important primary producers of marine and brackish coastal ecosystems.
Thomas eWichard   +6 more
doaj   +1 more source

Aspetto dei popolamenti vegetali bentonici della laguna di Porto Pozzo (Sardegna) [PDF]

open access: yes, 1991
A floristic and vegetational study of Porto Pozzo lagoon have been done. The analisys of six transects allowed a general description of the main vegetal associations, besides, in 17 stations known area samples have been collected.
Gazale, Vittorio, Morucci, Carlo
core  

Introduced marine macroflora of Lebanon and its distribution on the Levantine coast [PDF]

open access: yes, 2017
The marine macroflora introduced into Lebanon was studied through an analysis of historical data and field studies carried out since 1991. A total of 29 introduced species have been listed: 3 Chromobionta, 13 Rhodobionta, 12 Chlorobionta and 1 ...
Bitar, G.   +7 more
core   +4 more sources

Dead or Alive? Challenges in Discriminating Dietary From Host‐Associated Community via RNA and DNA Metabarcoding in a Filter Feeder

open access: yesEnvironmental DNA, Volume 7, Issue 5, September–October 2025.
The present manuscript uses time series of highly standardized samples of a freshwater and a marine mussel from Germany to explore chances and challenges of identifying their associated community composition by a parallel DNA and RNA metabarcoding approach.
Isabelle Junk   +3 more
wiley   +1 more source

Nutritional Value and Antioxidant Potential of Djiboutian Abundant Seaweeds, With Their Food Applications in Doughnut and Tartare

open access: yesFood Science &Nutrition, Volume 13, Issue 9, September 2025.
This study explores the untapped potential of Djiboutian macroalgae as food ingredients, focusing on their nutritional composition (Proteins, amino acids and carbohydrates, including mannitol), phenolic content, and associated antioxidant properties. We also assess the recommended daily allowance of these macroalgae and present the results of a blind ...
Moustapha Nour   +7 more
wiley   +1 more source

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