Results 31 to 40 of about 383,766 (258)

Composition and development of oral bacterial communities [PDF]

open access: yesPeriodontology 2000, 2013
AbstractThe oral bacterial microbiome encompasses approximately 700 commonly occurring phylotypes, approximately half of which can be present at any time in any individual. These bacteria are largely indigenous to the oral cavity; this limited habitat range suggests that interactions between the various phylotypes, and between the phylotypes and their ...
openaire   +2 more sources

Differential mechanisms underlying responses of soil bacterial and fungal communities to nitrogen and phosphorus inputs in a subtropical forest [PDF]

open access: yesPeerJ, 2019
Atmospheric nitrogen (N) deposition and phosphorus (P) addition both can change soil bacterial and fungal community structure with a consequent impact on ecosystem functions.
Yong Li   +9 more
doaj   +2 more sources

Diverse diazotrophs are present on sinking particles in the North Pacific Subtropical Gyre. [PDF]

open access: yes, 2019
Sinking particles transport carbon and nutrients from the surface ocean into the deep sea and are considered hot spots for bacterial diversity and activity.
Collins, James R   +6 more
core   +1 more source

Characteristics of maize residue decomposition and succession in the bacterial community during decomposition in Northeast China

open access: yesJournal of Integrative Agriculture, 2021
Microbes are decomposers of crop residues, and climatic factors and residue composition are known to influence microbial growth and community composition, which in turn regulate residue decomposition.
Shi-cheng ZHAO   +4 more
doaj   +1 more source

Native arbuscular mycorrhizal symbiosis alters foliar bacterial community composition [PDF]

open access: yesMycorrhiza, 2017
The effects of arbuscular mycorrhizal (AM) fungi on plant-associated microbes are poorly known. We tested the hypothesis that colonization by an AM fungus affects microbial species richness and microbial community composition of host plant tissues.
Anbu Poosakkannu   +2 more
openaire   +3 more sources

Repeated pulse feeding induces functional stability in anaerobic digestion [PDF]

open access: yes, 2013
Anaerobic digestion is an environmental key technology in the future bio-based economy. To achieve functional stability, a minimal microbial community diversity is required. This microbial community should also have a certain “elasticity”, i.e.
Aiyuk   +29 more
core   +1 more source

Microbial biogeography of arctic streams: exploring influences of lithology and habitat

open access: yesFrontiers in Microbiology, 2012
Terminal restriction fragment length polymorphism and 16S rRNA gene sequencing were used to explore the community composition of bacterial communities in biofilms on sediments (epipssamon) and rocks (epilithon) in stream reaches that drain watersheds ...
Julia R. Larouche   +4 more
doaj   +1 more source

Links between soil microbial communities and plant traits in a species-rich grassland under long-term climate change [PDF]

open access: yes, 2017
Climate change can influence soil microorganisms directly by altering their growth and activity but also indirectly via effects on the vegetation, which modifies the availability of resources.
Askew, Andrew P.   +5 more
core   +3 more sources

Shallow water marine sediment bacterial community shifts along a natural CO2 gradient in the Mediterranean Sea off Vulcano, Italy. [PDF]

open access: yes, 2014
The effects of increasing atmospheric CO(2) on ocean ecosystems are a major environmental concern, as rapid shoaling of the carbonate saturation horizon is exposing vast areas of marine sediments to corrosive waters worldwide. Natural CO(2) gradients off
A Ghosh   +52 more
core   +2 more sources

The active microbial community more accurately reflects the anaerobic digestion process: 16S rRNA (gene) sequencing as a predictive tool [PDF]

open access: yes, 2018
Background: Amplicon sequencing methods targeting the 16S rRNA gene have been used extensively to investigate microbial community composition and dynamics in anaerobic digestion.
de Vrieze, Jo   +3 more
core   +2 more sources

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