Results 31 to 40 of about 270,210 (239)

Methane fluxes, microbial activities and community structures in a wet tundra of the Lena Delta [PDF]

open access: yes, 2005
Wet tundra environments of the Arctic are natural sources of the climate relevant trace gas methane. The underlying biogeochemical processes are not yet well understood.
Gattinger, A.   +3 more
core  

Isolation of Anammoxosomes From the Aggregate Culture of Ca. Brocadia Sapporoensis and Assembly of Ladderane Liposomes

open access: yesBiotechnology and Bioengineering, EarlyView.
Ladderane lipids in anammox bacteria can find use in artificial liposomes for drug delivery. This study developed the isolation of ladderane‐rich anammoxosome organelles from previously challenging aggregate mixed culture of Ca. Brocadia sapporoensis.
Tomáš Podzimek   +12 more
wiley   +1 more source

Effect of nitrification inhibitors on the growth and activity of Nitrosotalea devanaterra in culture and soil [PDF]

open access: yes, 2013
Peer reviewedPublisher ...
Allen   +26 more
core   +1 more source

Continuous purification of a parvovirus using two aqueous two‐phase extraction steps

open access: yesBiotechnology Progress, EarlyView.
Abstract Aqueous two‐phase systems (ATPS) are a liquid–liquid extraction method that offers low‐cost, continuous‐adaptable virus purification. A two‐step ATPS using polyethylene glycol (PEG) and sodium citrate that recovered 66% of infectious porcine parvovirus with 2.0 logs of protein removal and 1.0 logs of DNA removal in batch has now been run ...
Natalie M. Nold   +11 more
wiley   +1 more source

The Microbiology of Biological Soil Crusts

open access: yesAnnual Review of Microbiology, 2023
Biological soil crusts are thin, inconspicuous communities along the soil atmosphere ecotone that, until recently, were unrecognized by ecologists and even more so by microbiologists. In its broadest meaning, the term biological soil crust (or biocrust) encompasses a variety of communities that develop on soil surfaces and are powered by ...
openaire   +2 more sources

Characterization of CMR5c and CMR12a, novel fluorescent Pseudomonas strains from the cocoyam rhizosphere with biocontrol activity [PDF]

open access: yes, 2007
Aim: To screen for novel antagonistic Pseudomonas strains producing both phenazines and biosurfactants that are as effective as Pseudomonas aeruginosa PNA1 in the biocontrol of cocoyam root rot caused by Pythium myriotylum.
Adiobo, Amayana   +6 more
core   +2 more sources

Chemical Composition, Antioxidant, Antimicrobial, Antidiabetic, and Butyrylcholinesterase Inhibitory Activities in Vitro of the Essential Oil and Crude Extracts of the Aerial Parts of Thymus ciliatus

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT This study explores the potential of Thymus ciliatus as a natural source of bioactive compounds by investigating its chemical composition and in vitro biological activities, including antioxidant, antimicrobial, antidiabetic, and anti‐Alzheimer properties.
Nadia Djermane   +8 more
wiley   +1 more source

Microbial degradation of dimethylsulphide and related C1-sulphur compounds: organisms and pathways controlling fluxes of sulphur in the biosphere [PDF]

open access: yes, 2010
Dimethylsulphide (DMS) plays a major role in the global sulphur cycle. It has important implications for atmospheric chemistry, climate regulation, and sulphur transport from the marine to the atmospheric and terrestrial environments.
Boden, Rich   +2 more
core   +1 more source

Mammalian Tolerance to Amino Acid Heterochirality

open access: yesChemBioChem, Accepted Article.
Organisms use amino acids predominantly in l‐configuration. On the other hand, a series of studies show that a variety of d‐amino acids also occur in mammals and amino acid homochirality is not complete. Mammals de novo synthesize most amino acids with l‐configuration, but serine and aspartate are converted from l‐ to d‐configuration by endogenous ...
Jumpei Sasabe   +4 more
wiley   +1 more source

A Robust and Universal Metaproteomics Workflow for Research Studies and Routine Diagnostics Within 24 h Using Phenol Extraction, FASP Digest, and the MetaProteomeAnalyzer [PDF]

open access: yes, 2019
The investigation of microbial proteins by mass spectrometry (metaproteomics) is a key technology for simultaneously assessing the taxonomic composition and the functionality of microbial communities in medical, environmental, and biotechnological ...
Behne, A.   +12 more
core   +1 more source

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