Results 21 to 30 of about 818,104 (298)

Integrated Regulatory and Metabolic Networks of the Marine Diatom Phaeodactylum tricornutum Predict the Response to Rising CO2 Levels. [PDF]

open access: yes, 2017
Diatoms are eukaryotic microalgae that are responsible for up to 40% of the ocean's primary productivity. How diatoms respond to environmental perturbations such as elevated carbon concentrations in the atmosphere is currently poorly understood.
Andrew E. Allen   +5 more
core   +3 more sources

Spatial Patterns and Composition Traits of Soil Microbial Nitrogen-Metabolism Genes in the Robinia pseudoacacia Forests at a Regional Scale

open access: yesFrontiers in Microbiology, 2022
Microbial-driven processes related to the nitrogen-metabolism (N-metabolism) in soil are critical for ecosystem functioning and stability. There are spatial patterns of microbial-mediated nitrogen processes, but we still lack an overview of the soil N ...
Yongli Ku   +6 more
doaj   +1 more source

New approaches to investigating the function of mycelial networks [PDF]

open access: yes, 2005
Fungi play a key role in ecosystem nutrient cycles by scavenging, concentrating, translocating and redistributing nitrogen. To quantify and predict fungal nitrogen redistribution, and assess the importance of the integrity of fungal networks in soil for ...
Boddy, Lynne   +6 more
core   +1 more source

A natural light/dark cycle regulation of carbon-nitrogen metabolism and gene expression in rice shoots

open access: yesFrontiers in Plant Science, 2016
Light and temperature are two particularly important environmental cues for plant survival. Carbon and nitrogen are two essential macronutrients required for plant growth and development, and cellular carbon and nitrogen metabolism must be tightly ...
Haixing Li   +5 more
doaj   +1 more source

Seasonal modulation of mesoscale processes alters nutrient availability and plankton communities in the Red Sea [PDF]

open access: yes, 2019
Hydrographic and atmospheric forcing set fundamental constraints on the biogeochemistry of aquatic ecosystems and manifest in the patterns of nutrient availability and recycling, species composition of communities, trophic dynamics, and ecosystem ...
Al-Aidaroos, Ali M.   +9 more
core   +1 more source

Regulatory Effect of Spermine on Growth and Antioxidant System in Tomato Seedlings Grown in the Presence of Cadmium [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2019
The protective role of exogenous supplied polyamines such as spermine in detoxifying the cadmium induced toxicity was studied in the tomato plants Solanum lycopersicum, we applied a dose of (1 mM) spermine with cadmium (0, 20 and 100 µM) for 7 days.
Dorra El Gueder   +5 more
doaj  

The role of nitrogen uptake on the competition ability of three vineyard Saccharomyces cerevisiae strains [PDF]

open access: yes, 2017
Three vineyard strains of Saccharomyces cerevisiae, P301.4, P304.4 and P254.12, were assayed in comparison with a commercial industrial strain, QA23. The aim was to understand if nitrogen availability could influence strain competition ability during ...
Beltran, Gemma   +5 more
core   +1 more source

Metabolic profiles of six African cultivars of cassava (Manihot esculenta Crantz) highlight bottlenecks of root yield [PDF]

open access: yes, 2020
Open Access Article; Published online: 17 Jan 2020Cassava is an important staple crop in sub‐Saharan Africa, due to its high productivity even on nutrient poor soils.
Fernie, A.R.   +14 more
core   +3 more sources

RNA-Seq, physiological, and biochemical analysis of burley tobacco response to nitrogen deficiency

open access: yesScientific Reports, 2021
To explore the effects of nitrogen deficiency in burley tobacco, two varieties were cultivated and subjected to conditions of sufficient and deficient nitrogen.
Yafei Li   +4 more
doaj   +1 more source

The Azospirillum brasilense Core Chemotaxis Proteins CheA1 and CheA4 Link Chemotaxis Signaling with Nitrogen Metabolism

open access: yesmSystems, 2021
Bacterial chemotaxis affords motile bacteria the ability to navigate the environment to locate niches for growth and survival. At the molecular level, chemotaxis depends on chemoreceptor signaling arrays that interact with cytoplasmic proteins to control
Elena E. Ganusova   +5 more
doaj   +1 more source

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