Results 81 to 90 of about 9,583 (249)

Casanovas are liars : behavioral syndromes, sperm competition risk, and the evolution of deceptive male mating behavior in live-bearing fishes [version 2; referees: 2 approved, 1 approved with reservations] [PDF]

open access: yes, 2013
Male reproductive biology can by characterized through competition over mates as well as mate choice. Multiple mating and male mate choice copying, especially in internally fertilizing species, set the stage for increased sperm competition, i.e., sperm ...
Bierbach, David   +5 more
core   +2 more sources

Rhizosheath Characteristics of Annual Ephemerals in Sandy and Gravelly Habitats of Northern Xinjiang Deserts

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
The rhizosheath is an important root trait that plays a critical role in enhancing plant uptake of water and nutrients, contributing to the adaptation of plant species to specific environmental conditions. This study investigates the formation and characteristics of rhizosheaths in annual ephemeral plants in the desert environment of northern Xinjiang ...
Yu Ding   +5 more
wiley   +1 more source

A simple laser-based device for simultaneous microbial culture and absorbance measurement [PDF]

open access: yes, 2012
In this work we present a device specifically designed to study microbial growth with several applications related to environmental microbiology and other areas of research as astrobiology.
Abrevaya, Ximena Celeste   +3 more
core   +3 more sources

Characterization and Screening of Thermophilic Bacillus Strains for Developing Plant Growth Promoting Consortium From Hot Spring of Leh and Ladakh Region of India

open access: yesFrontiers in Microbiology, 2018
In the present investigation, the main aim is to identify and characterize the potential drought tolerant plant growth promoting consortium for agricultural productivity.
Jay Prakash Verma   +6 more
doaj   +1 more source

Characterisation of a Self‐Sufficient Cytochrome P450 Enzyme From the Bacterium Thermosporothrix hazakensis and Its Conversion Into a Peroxygenase

open access: yesMicrobial Biotechnology, Volume 18, Issue 10, October 2025.
A cytochrome P450 enzyme from the thermophile Thermosporothrix hazakensis was characterised. We modified the heme domain of the enzyme through protein engineering to enable it to function as a peroxygenase biocatalyst. We demonstrated the oxidation of fatty acids and aromatic compounds and identified the metabolites.
Matthew N. Podgorski   +4 more
wiley   +1 more source

Insights into Key Biometric, Physiological and Biochemical Markers of Magnesium (Mg) Deficiency Stress in the Halophyte Cakile maritima

open access: yesStresses
Magnesium is a key element for plant growth and development. Plant responses to Mg deficiency were well investigated, especially in glycophytes.
Hayet Houmani   +3 more
doaj   +1 more source

Effect of Plant Growth-Promoting Rhizobacteria on Salicornia ramosissima Seed Germination under Salinity, CO2 and Temperature Stress [PDF]

open access: yes, 2019
In a scenario of climate change and growing population, halophyte root microbiota interactions may be a sustainable solution to improve alternative crop production while combating abiotic stress.
Bernabeu Meana, Miguel   +6 more
core   +1 more source

Isolation and Characterisation of Bacteria From an Extremely High Boron and Salinity‐Tolerant Puccinellia distans (Jacq.) Parl. Rhizosphere and Their Potential Impact on the Growth of Bread Wheat (Triticum aestivum L.)

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 5, October 2025.
Under greenhouse conditions, the boron‐tolerant bacterium Pseudomonas poae demonstrated a significant enhancement in wheat growth under boron‐induced stress. These findings highlight its promising role as a sustainable biofertiliser to bolster crop productivity in boron‐affected agroecosystems.
Noyan Eken   +5 more
wiley   +1 more source

Evolutionary tinkering of the expression of PDF1s suggests their joint effect on zinc tolerance and the response to pathogen attack [PDF]

open access: yes, 2014
Multigenic families of Plant Defensin type 1 (PDF1) have been described in several species, including the model plant Arabidopsis thaliana as well as zinc tolerant and hyperaccumulator A. halleri. In A.
Dellagi, Alia   +6 more
core   +5 more sources

Laccases from Extremophiles

open access: yes, 2020
Extremophilic microorganisms usually inhabit extreme ecosystems and show optimal growth under extreme conditions. Extreme conditions are defined as those far from the optimal conditions for human life. Thus, ecosystems that present very low or high temperature, pH values, or radiation index, habitats containing a NaCl concentration higher than 1.0 M ...
Jorge Luis Folch-Mallol   +5 more
openaire   +4 more sources

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