Results 41 to 50 of about 1,047 (158)

Relative Importance of Chemoautotrophy for Primary Production in a Light Exposed Marine Shallow Hydrothermal System

open access: yesFrontiers in Microbiology, 2017
The unique geochemistry of marine shallow-water hydrothermal systems promotes the establishment of diverse microbial communities with a range of metabolic pathways.
Gonzalo V. Gomez-Saez   +5 more
doaj   +1 more source

Effects of Monochromatic Illumination with LEDs Lights on the Growth and Photosynthetic Performance of Auxenochlorella protothecoides in Photo- and Mixotrophic Conditions

open access: yesPlants, 2021
This study examined the effects of monochromatic illumination (blue, red, green and yellow) employing light-emitting diodes (LEDs), trophic conditions (photoautotrophic and mixotrophic), and nitrogen availability (high and low peptone concentration) on ...
Giorgos Markou   +5 more
doaj   +1 more source

Spatial omics in the AI era: Technologies, algorithmic ecosystems, biological applications, and large model perspectives

open access: yesiMeta, Volume 5, Issue 3, June 2026.
This review focuses on spatial omics, covering the introduction and comparison of technology platforms, explanation and recommendation of algorithm ecology, demonstration of biological applications, and prospect of large models. It aims to help researchers in the interdisciplinary field of spatial omics quickly understand the current situation and ...
Haoxiu Wang   +26 more
wiley   +1 more source

Photoautotrophy established in multiple-shoot cultures of ruta graveolens

open access: yesBiologia plantarum, 1991
During the growth of multiple-shoot cultures of Ruta graveolens, oxygen and carbon dioxide exchanges were continuously and simultaneously measured. The shoots subcultured on a medium containing 166 mM glucose showed a marked respiration rate. Even under light, CO2 concentrations reached 4000 to 6000 cm3 m-3.
J. C. Leclerc, J. Creche
openaire   +1 more source

Harnessing solar power: photoautotrophy supplements the diet of a low-light dwelling sponge

open access: yesThe ISME Journal, 2022
Abstract The ability of organisms to combine autotrophy and heterotrophy gives rise to one of the most successful nutritional strategies on Earth: mixotrophy. Sponges are integral members of shallow-water ecosystems and many host photosynthetic symbionts, but studies on mixotrophic sponges have focused primarily on species residing in ...
Meggie Hudspith   +9 more
openaire   +6 more sources

Taxonomic Re-Evaluation and Genomic Comparison of Novel Extracellular Electron Uptake-Capable Rhodovulum visakhapatnamense and Rhodovulum sulfidophilum Isolates

open access: yesMicroorganisms, 2022
Rhodovulum spp. are anoxygenic phototrophic purple bacteria with versatile metabolisms, including the ability to obtain electrons from minerals in their environment to drive photosynthesis, a relatively novel process called phototrophic extracellular ...
Emily J. Davenport, Arpita Bose
doaj   +1 more source

Urea provides an important nitrogen source for microbial populations in an ultraoligotrophic sea

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Urea is an organic nitrogen (N) compound directly utilized by both heterotrophic prokaryotes and some photoautotrophs. Reports of either ambient urea concentrations or urea uptake rates from the ultraoligotrophic eastern Mediterranean Sea are lacking. We investigated urea distribution and uptake in the upper water column in the Levantine basin during ...
Alon Blachinsky   +7 more
wiley   +1 more source

Growth and photosynthetic responses during ex vitro acclimatization of Etlingera elatior (Jack) rm smith (torch ginger)

open access: yesActa Scientiarum. Agronomy, 2015
Torch ginger (Etlingera elatior (Jack) RM Smith) can be propagated in vitro, but there is currently little information about the stages of acclimatization and adaptation for torch ginger in a greenhouse.
Marcelo Rodrigues   +5 more
doaj   +1 more source

Resistance and Recovery of Crop Productivity From Contrasted Soil Fertility

open access: yesEarth's Future, Volume 14, Issue 6, June 2026.
Abstract The balance between crop production and environmental sustainability depends on an adequate supply of soil nutrients, although changes in nutrient supply may initially have little effect on crop production due to the buffering effects of soil nutrients and the overall resilience of the system.
Xue Tian   +10 more
wiley   +1 more source

Acetate mutants and obligate photoautotrophy in Chlamydomonas eugametos

open access: yes, 2023
Incorporation of C-14 labelled sodium acetate by three species of Chlamydomonas: C. eugametos, C. reinhardii and C. moewusii indicates that all three species assimilate and metabolize exogenous acetate. All three species have higher growth rate in the light with acetate than without. C. eugametos and C. moewusii, being obligate photoautotrophs, are not
openaire   +2 more sources

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