Results 21 to 30 of about 1,593,254 (140)

A complex molecular interplay of auxin and ethylene signaling pathways is involved in Arabidopsis growth promotion by Burkholderia phytofirmans PsJN

open access: yesFrontiers in Plant Science, 2016
Modulation of phytohormones homeostasis is one of the proposed mechanisms to explain plant growth promotion induced by beneficial rhizobacteria (PGPR).
María Josefina Poupin   +11 more
doaj   +1 more source

De novo biosynthesis of C-arabinosylated flavones by utilization of indica rice C-glycosyltransferases

open access: yesBioresources and Bioprocessing, 2021
Flavone C-arabinosides/xylosides are plant-originated glycoconjugates with various bioactivities. However, the potential utility of these molecules is hindered by their low abundance in nature.
Zhuo Chen   +7 more
doaj   +1 more source

Statistical ecology comes of age [PDF]

open access: yes, 2014
The desire to predict the consequences of global environmental change has been the driver towards more realistic models embracing the variability and uncertainties inherent in ecology.
Schurr, Frank M   +66 more
core   +1 more source

Ecological drivers of bacterial community assembly in synthetic phycospheres [PDF]

open access: yesProceedings of the National Academy of Sciences, 2020
In the nutrient-rich region surrounding marine phytoplankton cells, heterotrophic bacterioplankton transform a major fraction of recently fixed carbon through the uptake and catabolism of phytoplankton metabolites. We sought to understand the rules by which marine bacterial communities assemble in these nutrient-enhanced phycospheres, specifically ...
He Fu   +3 more
openaire   +4 more sources

Bottom-Up Approaches to Synthetic Cooperation in Microbial Communities

open access: yesLife, 2019
Microbial cooperation pervades ecological scales, from single-species populations to host-associated microbiomes. Understanding the mechanisms promoting the stability of cooperation against potential threats by cheaters is a major question that only ...
Daniel Rodríguez Amor   +1 more
doaj   +1 more source

Synthetic ecology: A model system for cooperation [PDF]

open access: yesProceedings of the National Academy of Sciences, 2007
Synthetic biology offers the promise of a better understanding of biological systems through constructing them. Unlike naturally occurring biological systems, which are generally complicated by multiple variables and difficult to isolate components, synthetic systems can be simplified to allow for experiments that would be too difficult to interpret if
openaire   +2 more sources

A Flexible Binding Site Architecture Provides New Insights into CcpA Global Regulation in Gram-Positive Bacteria

open access: yesmBio, 2017
Catabolite control protein A (CcpA) is the master regulator in Gram-positive bacteria that mediates carbon catabolite repression (CCR) and carbon catabolite activation (CCA), two fundamental regulatory mechanisms that enable competitive advantages in ...
Yunpeng Yang   +6 more
doaj   +1 more source

Exploiting chemical ecology to manage hyperparasitoids in biological control of arthropod pests [PDF]

open access: yes, 2020
Insect hyperparasitoids are fourth trophic level organisms that commonly occur in terrestrial food webs, yet they are relatively understudied. These top-carnivores can disrupt biological pest control by suppressing the populations of their parasitoid ...
Harvey, Jeffrey A.   +10 more
core   +2 more sources

Ecological Perspectives on Synthetic Biology: Insights from Microbial Population Biology

open access: yesFrontiers in Microbiology, 2015
The metabolic capabilities of microbes are the basis for many major biotechnological advances, exploiting microbial diversity by selection or engineering of single strains.
Ana E Escalante   +7 more
doaj   +1 more source

Homeorhesis and ecological succession quantified in synthetic microbial ecosystems [PDF]

open access: yesProceedings of the National Academy of Sciences, 2019
The dynamics of ecological change following a major perturbation, known as succession, are influenced by random processes. Direct quantitation of the degree of contingency in succession requires chronological study of replicate ecosystems. We previously found that population dynamics in carefully controlled, replicated synthetic microbial ecosystems ...
Chuang, J., Frentz, Z., Leibler, S.
openaire   +3 more sources

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