Large buoyant particles dominated by cyanobacterial colonies harbor distinct
bacterial communities from small suspended particles and free ‐ living bacteria in the water column — Limei Shi — Microbiology Open
Jesus Luevano, a medical student at Harvard Medical School and a researcher the Ragon Institute examined
bacterial communities from the gut of 145 people in Boston and 120 subjects in Uganda.
The bacterial community from the healthy child remained fairly stable in species composition and enzyme profile.
Not exact matches
«It is harder for the medical
community to combat
bacterial infections in humans, because humans are consuming so many antibiotics through food and drink
from animals.»
Although the food regulations
community has worked very hard since they invented pasteurization, the truth is, your chances of getting a
bacterial infection
from unpasteurized dairy are low.
Quiz Ref IDWe sequenced the V4 - V5 regions of the
bacterial 16S rDNA to characterize the microbial
communities present in a stool sample
from each study participant at 6 weeks of age.
Coauthor Alan Wolfe, PhD, Professor of Microbiology and Immunology at Loyola, overturned that dogma when his laboratory discovered the female urinary microbiome, and he has been at the forefront of isolating and characterizing individual
bacterial species
from this novel
bacterial community.
In a 1967 paper published in the Journal of Theoretical Biology, Margulis suggested that mitochondria and plastids — vital structures within animal and plant cells — evolved
from bacteria hundreds of million of years ago, after
bacterial cells started to collect in interactive
communities and live symbiotically with one another.
In order to reveal the connections between neuropeptides and
bacterial communities, the Kiel - based researchers first concentrated on the development of the freshwater polyp's nervous system,
from the egg stage through to an adult animal.
They compared the
bacterial signature
from the mice to a database of more than 250 microbial
communities, including that of the objects» owners».
As they await reaction
from the scientific
community, the team is exploring how to turn HAMLET into a usable treatment for cancer and
bacterial infections.
Researchers used a laboratory technique called 16s rRNA sequencing to compare the
bacterial communities of the conjunctiva (the eye surface) and the skin under the eye
from 58 adults.
It's unclear how these changes occur, said senior study author Maria Dominguez - Bello, PhD, an associate professor of medicine at the university, «if these bacteria are transferred
from the fingers to the lens and to the eye surface, or if the lenses exert selective pressures on the eye
bacterial community in favor of skin bacteria.»
In addition, the researchers showed that the CRISPR system could be used to selectively remove specific bacteria
from diverse
bacterial communities based on their genetic signatures, thus opening up the potential for «microbiome editing» beyond antimicrobial applications.
In addition, cohousing coprophagic mice harboring transplanted microbiota
from discordant pairs provides an opportunity to determine which
bacterial taxa invade the gut
communities of cage mates, how invasion correlates with host phenotypes, and how invasion and microbial niche are affected by human diets.
Laboratory tests indicate that the eCAPs work well against biofilms, which are
bacterial communities that develop very high levels of resistance to antibiotics by working together to protect the film's inner bacteria
from traditional treatments.
Bacterial counts
from rodents» poop showed that although B. fragilis did not establish lasting colonies in the mice, they did «shake up the
community,» of microorganisms, bringing it closer to that of the normal mice, Hsiao says.
Rahel thinks that «much larger studies will need to be completed in order to understand the... variation of these
bacterial communities in healthy individuals and to determine if there are specific patterns that emerge
from this variability that indicate normal and abnormal states.»
The team of researchers
from Germany, UK and Austria, led by the German Aerospace Center (DLR), found that apart
from the crew who were the main source of human - associated bacteria inside the habitat, confinement appeared to be the strongest trigger shaping the
bacterial community — the microbiota — which remained highly dynamic over time.
Scientists
from the Leibniz Institute for Zoo and Wildlife Research (IZW) investigated the composition of
bacterial communities in different digestion - associated organs but found no unusual or special microbial
communities when they compared these with those of other mammals.
Several reasonable explanations arise given these results: (1) all players were exercising, and exercise produces predictable changes in skin habitat conditions that are likely to affect
bacterial communities over time; (2) players were acquiring microbial transients
from the built environment; and (3) players were coming into repeated physical contact with their teammates and those
from opposing teams, often using the sampled area of their upper arms, and potentially sharing portions of their skin microbiomes.
For instance, the Human Microbiome Project (HMP)(Turnbaugh et al, 2007; Peterson et al, 2009; Huttenhower et al, 2012) and MetaHIT (Qin et al, 2010) have generated maps of
bacterial species abundances throughout the human body, reference genomes, and catalogs of more than 100 million microbial genes assembled
from shotgun sequencing of in vivo
communities.
* Host Age Affects the Development of Southern Catfish Gut
Bacterial Community Divergent
From That in the Food and Rearing Water — Zhimin Zhang — Frontiers in Microbiology
«The enzymes persist, even after a decline in
bacterial abundance,» said Singer, who compared the microbial
community with sourdough starters fermented
from wild yeast and friendly bacteria.
Drought consistently alters the composition of soil fungal and
bacterial communities in grasslands
from two continents — Raúl Ochoa - Hueso — Global Change Biology
Evaluation of magnetic cellulose bead - based DNA extraction
from faecal materials for high - throughput
bacterial community analyses — Tanzila Afrin — Applied Entomology and Zoology
This Life Sciences professor is all about
communities —
from the
bacterial ones she studies (yuck) to the UNLV
community she is pleased to have joined.
I've investigated the consequences of human activities on ecological
communities and processes —
from the effects of cleaning habits on the
bacterial diversity in our homes to the consequences of land - use change on stream ecosystem function.
The impact of failure: unsuccessful
bacterial invasions steer the soil microbial
community away
from the invader's niche — C. A. Mallon — The ISME Journal
In 2013, Sorcha Mc Ginty, a biologist then at the University of Zurich, and her colleagues created a computer model showing that plasmids — genes that move
from one bacterium to another — help spur the evolution of cooperation within
bacterial communities.
Stanford, CA (Scicasts)-- Working with light and genetically engineered bacteria, researchers
from Stanford University are able to shape the growth of
bacterial communities.
We investigated the distal gut
bacterial communities of three healthy humans before and after treatment with ciprofloxacin, obtaining more than 7,000 full - length rRNA sequences and over 900,000 pyrosequencing reads
from two hypervariable regions of the rRNA gene.
While the jury's out on whether these supplements have any effect on the gut's
bacterial environment, it is clear that not having a thriving microbial
community in one's intestines can be dangerous, with consequences ranging
from a day or two of diarrhea to life - threatening infection with a nasty bug called Clostridium difficile, which can gain a foothold in patients treated with antibiotics.
• Collected data and samples of
community soil and root stock to analyze fungal and
bacterial infections • Analyzed glyphosate and metabolites
from soil samples and greenhouse products • Conducted experiments to determine greenhouse and soil sample effects of glyphosate in eradicating disease and fungus pathogens