Results 101 to 110 of about 5,690,902 (340)

Dual Disruption of the Immune Cytokine Spätzle Facilitates Fungal Infection of Diverse Insect Hosts

open access: yesAdvanced Science, EarlyView.
The Toll pathway is essential for insect defense against fungal pathogens. This works reports that fungal parasites employ two divergent virulent effectors to target the Toll receptor ligand Spätzle: a metalloprotease degrading it and a hairpin‐like effector hijacking it to block signal transduction. This dual strategy enables the fungus to kill a wide
Shuangxiu Song   +7 more
wiley   +1 more source

Role of Cyanobacterial Exopolysaccharides in Phototrophic Biofilms and in Complex Microbial Mats

open access: yesLife, 2015
Exopolysaccharides (EPSs) are an important class of biopolymers with great ecological importance. In natural environments, they are a common feature of microbial biofilms, where they play key protective and structural roles.
Federico Rossi, Roberto De Philippis
doaj   +1 more source

Hump‐Shaped Relationship Between Microbial Carbon Use‐Efficiency and Soil Organic Carbon in Alpine Grasslands

open access: yesAdvanced Science, EarlyView.
On the Qinghai–Tibetan Plateau, microbial carbon use efficiency (CUE) peaks at intermediate soil organic carbon levels and declines thereafter. In carbon‐rich soils, the formation of stable mineral‐associated organic carbon is decoupled from microbial CUE.
Yuting Wang   +8 more
wiley   +1 more source

Evolutionary Divergence of an Ethylene‐Responsive Transcriptional Cascade Governs a Dose‐Dependent Balance between Cotton Fiber Length and Strength

open access: yesAdvanced Science, EarlyView.
A tunable, ethylene‐responsive cascade governing the dose‐dependent balance between fiber length and strength is unveiled. Elevated ethylene strengthens modern tetraploid cotton (G. hirsutum) fibers but elongates those of its diploid ancestor (G. arboreum). This phenotypic switch is traced to an evolutionary functional inversion of a conserved EIN3‐ERF‐
Jie Zhang   +10 more
wiley   +1 more source

Principles for Rigorous Design and Application of Synthetic Microbial Communities

open access: yesAdvanced Science, EarlyView.
SynComs are artificially designed to enable inter‐species metabolic interactions, metabolic division of labor, and ecological interactions that can elicit phenotypes like colonization stability and environmental adaptation. This systematic review explores the processes used to construct SynComs, the assessment of the mechanisms of metabolic interaction
Yuxiao Zhang   +21 more
wiley   +1 more source

Spatiotemporal distribution of the benthic macrofauna in an urbanized subtropical estuary: environmental variations and anthropogenic impacts

open access: yesBrazilian Journal of Oceanography
This study was conducted in the Itajaí-Açu river lower estuary in Southern Brazil, in which we aimed to: (1) analyze spatiotemporal variations on the macrofauna; (2) search for relationships between environmental variables and the assembly and (3 ...
Pedro Rocha Mattos   +1 more
doaj   +1 more source

Influence of Disturbance on Soil Respiration in Biologically Crusted Soil during the Dry Season

open access: yesThe Scientific World Journal, 2013
Soil respiration (Rs) is a major pathway for carbon cycling and is a complex process involving abiotic and biotic factors. Biological soil crusts (BSCs) are a key biotic component of desert ecosystems worldwide.
Wei Feng   +9 more
doaj   +1 more source

Exploring agronomic diversity and disease tolerance in soybeans to combat Cowpea mild mottle virus [PDF]

open access: yesGlobal Journal of Environmental Science and Management
BACKGROUND AND OBJECTIVES: The yield of soybeans is affected by the performance of agronomic traits and the presence of abiotic and biotic environmental stresses.
H. Kuswantoro   +5 more
doaj   +1 more source

Mechanisms of Direct Electron Transfer Governed by Redox‐Active Conductive Carrier with Superior Wettability in Anaerobic Biofilms

open access: yesAdvanced Science, EarlyView.
A redox‐active conductive carrier of tannic acid‐modified iron‐biochar with superior wettability is demonstrated to regulate direct electron transfer at the anaerobic biofilm‐carrier interface by enhancing the cytochrome c‐mediated pathway. For the first time, integrated evidence from spectroscopy, electrochemical analyses, and metatranscriptomics ...
Junli Tian   +5 more
wiley   +1 more source

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