Results 31 to 40 of about 1,005,757 (199)

Effects of Air Injection on the Metabolic Activity of Emulsifier-Producing Bacteria from Oil Reservoirs

open access: yesGeofluids, 2020
Oil emulsification is one of the major mechanisms for microbially enhanced oil recovery (MEOR). Although air injection is generally recommended for field trials of MEOR in China, its influence on the microbial community structure in oil reservoirs ...
Yi Gu   +8 more
doaj   +1 more source

BACTERIOCINS OF FACULTATIVELY-ANAEROBIC ENDOSPOREFORMING BACTERIA

open access: yesMicrobiology&Biotechnology, 2017
The survey provides information on low-weight proteins of endosporeforming facultative anaerobic bacteria (EFAB) – bacteriocins that have antimicrobial activity, their classification, structure and properties. The bacteriocins of EFAB are divided into that, which undergoes secondary modification during the synthesis, and such that do not. First, in its
openaire   +5 more sources

The Spectrum of Antimicrobial Activity of Cyadox against Pathogens Collected from Pigs, Chicken, and Fish in China

open access: yesAntibiotics, 2021
Cyadox has potential use as an antimicrobial agent in animals. However, its pharmacodynamic properties have not been systematically studied yet. In this study, the in vitro antibacterial activities of cyadox were assayed, and the antibacterial efficacy ...
Muhammad Kashif Maan   +8 more
doaj   +1 more source

Viable Counts of Bacteria--a New Method for Facultative Anaerobes [PDF]

open access: yesJournal of General Microbiology, 1968
SUMMARY: Large dilutions of bacterial suspensions were made at 45° in a buffered complex medium containing agar. The tubes of medium with the serial dilutions of bacteria were solidified by cooling; subsequent incubation at 37° permitted bacterial growth in discrete colonies.
openaire   +2 more sources

Periodontal microbiology and microbial etiology of periodontal diseases: Historical concepts and contemporary perspectives

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract This narrative review summarizes the collective knowledge on periodontal microbiology, through a historical timeline that highlights the European contribution in the global field. The etiological concepts on periodontal disease culminate to the ecological plaque hypothesis and its dysbiosis‐centered interpretation.
Georgios N. Belibasakis   +5 more
wiley   +1 more source

Azoarcus sp. CIB, an anaerobic biodegrader of aromatic compounds shows an endophytic lifestyle. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: Endophytic bacteria that have plant growth promoting traits are of great interest in green biotechnology. The previous thought that the Azoarcus genus comprises bacteria that fit into one of two major eco-physiological groups, either free ...
Helga Fernández   +6 more
doaj   +1 more source

Multiple and flexible roles of facultative anaerobic bacteria in microaerophilic oleate degradation [PDF]

open access: yesEnvironmental Microbiology, 2020
Summary Anaerobic degradation of long‐chain fatty acids (LCFA) involves syntrophic bacteria and methanogens, but facultative anaerobic bacteria (FAB) might have a relevant role as well. Here we investigated oleate degradation by a syntrophic synthetic co‐culture of Syntrophomonas zehnderi
M. Salomé Duarte   +5 more
openaire   +3 more sources

Effect of Oxygen on Verbenone Conversion From cis-Verbenol by Gut Facultative Anaerobes of Dendroctonus valens

open access: yesFrontiers in Microbiology, 2018
Since its introduction from North America, Dendroctonus valens LeConte has become a destructive forest pest in China. Although gut aerobic bacteria have been investigated and some are implicated in beetle pheromone production, little is known about the ...
Qingjie Cao   +7 more
doaj   +1 more source

Prevalence ofnimgenes in anaerobic/facultative anaerobic bacteria isolated in South Africa [PDF]

open access: yesFEMS Microbiology Letters, 1999
This study investigated the prevalence of nim genes (proposed to encode a 5-nitroimidazole resistance product) in 64 anaerobic/facultative anaerobic bacteria. Employing universal nim gene primers, 458-bp amplified fragments were recorded as presumptive positives in 22/64 strains at an annealing temperature of 52 degrees C and 15/64 strains at 62 ...
M M, Lubbe, K, Stanley, L J, Chalkley
openaire   +2 more sources

The microbiological signature of human cutaneous leishmaniasis lesions exhibits restricted bacterial diversity compared to healthy skin

open access: yesMemorias do Instituto Oswaldo Cruz, 2016
Localised cutaneous leishmaniasis (LCL) is the most common form of cutaneous leishmaniasis characterised by single or multiple painless chronic ulcers, which commonly presents with secondary bacterial infection.
Vanessa R Salgado   +7 more
doaj   +1 more source

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