Results 21 to 30 of about 21,447 (113)

Two Key Ferredoxins for Nitrogen Fixation Have Different Specificities and Biophysical Properties

open access: yesChemistry – A European Journal, EarlyView.
Two ferredoxins, FdC and FdN, are collectively essential for the process of nitrogen fixation by the iron nitrogenase in R. capsulatus. We explore the biophysical factors, through spectroscopic and structural characterizations, which determine ferredoxin functionality and pathway specificity. The structure of FdC (PDB: 9I2A) and model of FdN (AF‐D5ARY6)
Holly Addison   +5 more
wiley   +1 more source

Comparative Study of Impact of Azotobacter and Trichoderma with Other Fertilizers on Maize Growth [PDF]

open access: yes, 2017
Biofertilizers may be a better eco-friendly option to maintain soil fertility. The study was conducted to investigate the effect of Azotobacter and Trichoderma on the vegetative growth of maize (Zea mays L.) plants.
Mahato, S. (Sanjay)   +1 more
core  

Azotobacter Population, Soil Nitrogen and Groundnut Growth in Mercury-contaminated Tailing Inoculated with Azotobacter [PDF]

open access: yes, 2018
Gold mine tailing in Buru island, Maluku Province, Indonesia contains high level of mercury but low in carbon and plant nutrients. Revegetation in such condition needs certain soil treatment which is suitable for plant growth. The objective of pot trials
Febby Nur Indriani   +5 more
core   +2 more sources

Synthetic biology for medical biomaterials

open access: yesInterdisciplinary Medicine, EarlyView.
Synthetic biology platform has been utilized to produce a variety of medical biomaterials (MBMs), such as polylactic acid (PLA), polyhydroxyalkanoates (PHAs), hyaluronic acid (HA), collagen (COL), poly(β‐malic acid) (PMLA), poly‐γ‐glutamic acid (γ‐PGA), alginate (ALG), chitosan (CS), bacterial cellulose (BC), and antimicrobial peptides (AMPs).
Tao Xu   +4 more
wiley   +1 more source

Evaluation of Organic Substrates and Microorganisms as Bio-Fertilisation Tool in Container Crop Production [PDF]

open access: yes, 2019
Microorganisms are only effective when adequate conditions for their survival and development are provided. Among the factors that influence its effectiveness includes the type of soil or culture substrate, which works as an energy source reserve ...
Ruiz, Jose Luis   +1 more
core   +1 more source

Metal‐Based Materials for CO2 Conversion in MES and PBS Systems

open access: yesMetalMat, EarlyView.
Metal‐based materials bridge abiotic and biological systems, enabling efficient CO2‐to‐chemical conversion via enhanced electron transfer in microbial electrosynthesis and photocatalytic biohybrid systems. ABSTRACT Metal‐based materials—including pure metals, alloys, compounds, and MOFs—play pivotal roles in microbial electrosynthesis (MES) and ...
Juan Liu   +3 more
wiley   +1 more source

MICROBIOLOGY OF SOIL [PDF]

open access: yes, 1948
The discovery that certain microorganisms isolated from soil could produce antibiotics when grown in pure cultures in the lab­ oratory has served to focus attention as never before on the sub­ject of soil microbiology.
Wakefield, Nathan
core   +1 more source

Synthesis, Structure, and Properties of Polyhydroxybutyrate Derived from Azotobacter Vinelandii N‐15

open access: yesChemistryOpen, EarlyView.
The bacterium Azotobacter vinelandii N15 synthesizes polyhydroxybutyrate (PHB) from sugar production waste. The study reveals the molecular composition, crystallinity, and thermal behavior of the synthesized biopolymer. Mechanical tests demonstrated high tensile strength and relatively low elongation at break. These properties highlight PHB's potential
Yang Liu   +5 more
wiley   +1 more source

Evidence That the P\u3csub\u3ei\u3c/sub\u3e Release Event Is the Rate-Limiting Step in the Nitrogenase Catalytic Cycle [PDF]

open access: yes, 2016
Nitrogenase reduction of dinitrogen (N2) to ammonia (NH3) involves a sequence of events that occur upon the transient association of the reduced Fe protein containing two ATP molecules with the MoFe protein that includes electron transfer, ATP hydrolysis,
Antony, Edwin   +13 more
core   +1 more source

ModE Regulates Alternative Nitrogenase Expression in the Methanogen Methanosarcina acetivorans

open access: yesMolecular Microbiology, EarlyView.
During nitrogen fixation, the methanogen Methanosarcina acetivorans produces the alternative vanadium‐nitrogenase and iron‐nitrogenase only when molybdenum is unavailable to support the activity of molybdenum‐nitrogenase. Our work demonstrates that the expression of the alternative nitrogenases in M.
Melissa Chanderban, Daniel J. Lessner
wiley   +1 more source

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