Results 71 to 80 of about 5,884,396 (376)

Melatonin-mediated physiological and molecular responses to abiotic stress in horticultural crops

open access: yesHorticultural Plant Journal
Horticultural crops suffer massive production losses due to abiotic stress, which is a key limiting factor worldwide. The ability of these crops to withstand such stress has been linked to melatonin, a biomolecule with significant roles in both ...
Xinyi Hao   +8 more
doaj   +1 more source

Influence of land use and occupation on water quality and on the diatom community of reservoirs in northeast Brazil

open access: yesActa Biológica Colombiana, 2022
Historically, the reduction in water quality has been associated with changes in land use, especially changes in urbanization and expansion of agricultural frontiers.
Kelly Dayane Pereira da Silva   +4 more
doaj   +1 more source

G-protein Signaling Components GCR1 and GPA1 Mediate Responses to Multiple Abiotic Stresses in Arabidopsis [PDF]

open access: yesFrontiers in Plant Science, 2015
G-protein signaling components have been implicated in some individual stress responses in Arabidopsis, but have not been comprehensively evaluated at the genetic and biochemical level. Stress emerged as the largest functional category in our whole transcriptome analyses of knock-out mutants of GCR1 and/or GPA1 in Arabidopsis (Chakraborty et al., 2015a,
Navjyoti eChakraborty   +4 more
openaire   +3 more sources

Comparative Expression Analysis of Two-Component System Members in Arabidopsis and Oryza sativa under Abiotic Stress

open access: yesFrontiers in Plant Science, 2015
Two component system (TCS) is one of the key signal sensing machinery which enables species to sense environmental stimuli. It essentially comprises of three major components, sensory histidine kinase proteins (HKs), histidine phosphotransfer proteins ...
Anupama eSingh   +5 more
doaj   +1 more source

Fish larvae from the upper Paraná River: do abiotic factors affect larval density?

open access: yesNeotropical Ichthyology
The purpose of this study was to evaluate the role of abiotic factors on fish larvae occurrence. Samplings were carried out monthly at 12 stations (grouped in four areas) in the Amambaí, Ivaí and Paraná rivers and in the Itaipu Reservoir (upper Paraná ...
Gilmar Baumgartner   +5 more
doaj   +1 more source

Global Switches and Fine-Tuning—ABA Modulates Plant Pathogen Defense

open access: yesMolecular Plant-Microbe Interactions, 2008
Plants are obliged to defend themselves against a wide range of biotic and abiotic stresses. Complex regulatory signaling networks mount an appropriate defense response depending on the type of stress that is perceived.
Bob Asselbergh   +2 more
doaj   +1 more source

Influence of topography and moisture and nutrient availability on green alder function on the low arctic tundra, NT [PDF]

open access: yes, 2017
The Arctic has warmed by at least 3°C over the past 50 years and this rapid warming is expected to continue. Climate warming is driving the proliferation of shrubs across the tundra biome with implications for energy balance, climate, hydrology, nutrient
Baltzer, Jennifer Lynn, Dr.   +1 more
core   +1 more source

Early-season growth responses of corn hybrids and inbred lines to a commercial seed treatment [PDF]

open access: yes, 2020
Annual rainfall in the Midwest has increased up to 10% since the early 20th century, while approximately 20-25% of the global corn crops have experienced yearly drought.
Vagedes, Rose
core  

Resolving environmental drivers of microbial community structure in Antarctic soils [PDF]

open access: yes, 2009
Antarctic soils are extremely cold, dry, and oligotrophic, yet harbour surprisingly high bacterial diversity. The severity of environmental conditions has constrained the development of multi-trophic communities, and species richness and distribution is ...
Barrett, John E.   +4 more
core   +2 more sources

Antibiofilm activity of a chionodracine‐derived peptide by NMR‐based metabolomics of cell‐free supernatant of Acinetobacter baumannii clinical strains

open access: yesFEBS Open Bio, EarlyView.
KHS‐Cnd peptide is able to impair biofilm formation and disaggregate mature biofilms in Acinetobacter baumannii clinical isolates. Differences in extracellular metabolites reflect changes in biofilm metabolism due to KHS‐Cnd treatment. Among the differentially represented extracellular metabolites upon KHS‐Cnd treatment, the significantly altered ...
Fernando Porcelli   +9 more
wiley   +1 more source

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