Results 61 to 70 of about 8,468 (180)

Primary productivity coupled to oxic methane production in coastal waters of southern China

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 4, July 2026.
Abstract Oxic methane (CH4) production (OMP) occurs in diverse oxygenated surface waters worldwide. However, phytoplankton‐driven OMP in natural marine environments remains poorly documented. During a research cruise in the highly productive southern East China Sea, we measured OMP by incubating phytoplankton‐rich surface waters and found that CH4 ...
Yuming Rao   +4 more
wiley   +1 more source

Extraction and anticoagulant activity of sulfated polysaccharides from Caulerpa cupressoides var. lycopodium (Vahl) C. Agardh (Chlorophyceae) = Extração e atividade anticoagulante dos polissacarídeos sulfatados da clorofícea Caulerpa cupressoides var. lycopodium (Vahl) C. Agardh = Extração e atividade anticoagulante dos polissacarídeos sulfatados da clorofícea Caulerpa cupressoides var. lycopodium (Vahl) C. Agardh.

open access: yesActa Scientiarum: Biological Sciences, 2011
The reportedly low standard quality of heparin (HEP) for use in cardiac surgeries has led to concern in the Brazilian and international markets. Sulfated polysaccharides (SPs) from seaweeds have been regarded as promising substitutes for HEP.
José Ariévilo Gurgel Rodrigues   +5 more
doaj  

Exploring the secrets of the three-dimensional architecture of phototrophic biofilms in caves [PDF]

open access: yesInternational Journal of Speleology, 2009
Caves with dim natural light, and lighted hypogean environments, have been found to host phototrophic microorganisms from varioustaxonomic groups.
Roldàn Monica   +1 more
doaj  

Synthesis of Green Algal-Based Biochar for Remediation of Arsenic from Contaminated Waters

open access: yesBioResources
Arsenic (As) contamination of freshwater poses a major global public-health challenge. This study evaluated locally isolated freshwater green macroalgae as a feedstock for producing low-cost biochar for As(III) removal from aqueous solutions.
Ilyas Hussein Osman   +11 more
doaj  

The hunt for Cummingsella (Carboniferous, Chlorophyta)

open access: yesGeologia Croatica, 2008
Until recently Cummingsella was only known by two rare and puzzling species, erected on very limited material. The genus was therefore considered as representing a very uncommon and puzzling form that played no role in carbonate sedimentation.
Bernard Mamet, Alain Préat
doaj   +1 more source

LISTA DE ESPECIES DE LAS ARRIBAZONES DE MACROFITOBENTOS EN CINCO PLAYAS DE HABANA DEL ESTE, CUBA/ Checklist of macrophytobenthos wrack in five beaches of East Havana, Cuba

open access: yesRevista de Investigaciones Marinas, 2019
Se presenta una lista de especies de las arribazones del macrofitobentos en cinco playas localizadas en la costa del municipio Habana del Este (Cojímar, Bacuranao, Tarará, Mégano y Santa María). Los muestreos se realizaron mensualmente de mayo del 2018 a
Eduardo Gabriel Torres Conde   +1 more
doaj  

Lista de especies de las arribazones de macrofitobentos en cinco playas de Habana del Este, Cuba.

open access: yesRevista de Investigaciones Marinas, 2019
Se presenta una lista de especies de las arribazones del macrofitobentos en cinco playas localizadas en la costa del municipio Habana del Este (Cojímar, Bacuranao, Tarará, Mégano y Santa María).
Eduardo Gabriel Torres Conde   +1 more
doaj  

Chlorophyta Reichenbach 1828

open access: yes
Published as part of Veselá, Veronika, Malavasi, Veronica & Škaloud, Pavel, 2024, A synopsis of green-algal lichen symbionts with an emphasis on their free-living lifestyle, pp. 317-338 in Phycologia 63 (3) on page 318, DOI: 10.1080/00318884.2024.2325329, http://zenodo.org/record ...
Veselá, Veronika   +2 more
openaire   +2 more sources

HLOROFITLAR (CHLOROPHYTA)

open access: yes
Hlorofitlar (Chlorophyta) suvda yashovchi, asosan fotosintezga asoslangan organizmlardir. Ular ekosistemalarda muhim rol o'ynaydi, chunki ularning mavjudligi suvning oksigen darajasini oshiradi va oziq-ovqat zanjirlarida asosiy element sifatida xizmat qiladi.
openaire   +2 more sources

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