Sentences with phrase «microbial composition of»

There is a growing understanding that the microbial composition of the digestive system, urogenital system, and urine of women with pelvic pain conditions such as irritable bowel syndrome (IBS), interstitial cystitis (IC), and chronic yeast infections varies from those in healthy women.

When the team first examined the microbial composition of intestinal biopsies, they saw the bacterial strains in the tumors and surrounding tissues of colon cancer patients differed from the bacterial strains in the gut of healthy individuals.

Shift of microbial composition of peri-implantitis-associated oral biofilm as revealed by 16S rRNA gene cloning — Ali Al - Ahmad — Journal of Medical Microbiology

Professor Segal's research has two major directions 1) Gene regulation — using quantitative and computational models to understand how DNA sequence variation among human individuals generates phenotypic diversity 2) Microbiome and Nutrition — understanding how the microbial composition of individuals affect their physiology and health.

Effect of salinity on diazotrophic activity and microbial composition of phototrophic communities from Bitter - 1 soda lake (Kulunda Steppe, Russia)-- Zorigto Namsarae — Extremophiles

Building on this research, investigators are trying to unravel how vitamin D may protect cells in the colon and the microbial composition of the bacteria, fungi, protozoa and viruses that live on and inside the human body, Moss noted.

«If testosterone drives the microbial composition of the gut, a compelling next step would be to determine if treatment of PCOS with testosterone blockers or oral contraceptives results in the recovery of the gut microbiome,» said Thackray.

Recent findings show that the mother's gut microbiota has an important impact upon the microbial composition of the milk and its health supporting qualities.

Not exact matches

We characterized the intestinal microbiome of 102 6 - week - old infants and observed independent associations between stool microbial community composition, mode of delivery, and feeding method.

Although a few previous studies have found associations between infant feeding and intestinal microbiome composition,9 - 12, 14 to our knowledge, none has examined the relative contribution of combination feeding (breast milk and formula) alongside exclusive formula or breastfeeding to overall microbial community composition.

In a previous study of 24 healthy women, vaginal microbiome composition became less diverse between the second and third trimesters of pregnancy and just before delivery was enriched with Lactobacillus species, likely contributing to vertical transmission of these bacteria during vaginal birth.21 In a study of 10 newborns in Venezuela, within hours of delivery, the intestinal tracts of infants born vaginally were colonized by Lactobacillus and Prevotella, whereas infants delivered operatively acquired bacteria present on the mother's skin and the hospital environment, such as Staphylococcus, Proprionibacterium, and Corynebacterium.15 Quiz Ref ID Our findings, based on a large group of 6 - week - old infants, indicated that Lactobacillus also contributes to the microbial environment of the gut but to a lesser extent than Bifidobacteria, Bacteroides, and Streptococcus.

The eight - member team concluded «that inter-host dispersal can alter the diversity and composition of microbial communities and overwhelm the effects of the host's innate immune system.»

Disruption of the circadian clock in the host alters the rhythms and composition of the microbial community, leading to obesity and metabolic problems.

«This study suggests that your mouth is more like my mouth than it is like your armpit, in terms of its microbial composition.»

They found that each person had a unique set of microbial flora, the composition of which fluctuated around an equilibrium which was disrupted by each course of drugs.

Model simulations can always be improved by testing predictions against field data collected from different ecosystems, and Sulman and Phillips are doing just that: investigating how roots influence soil decomposition and protected forms of carbon in forests that vary in the composition of tree and microbial communities.

«Exercise changes gut microbial composition independent of diet, team reports.»

The network will also test cutting - edge tools like an underwater mass spectrometer — which can determine the composition of a substance on the spot — and a microbial sampler to sequence DNA on site.

It's currently a challenge to do this kind of microbial redesign — antibiotics reduce microbial burden but fail to induce major changes in bacterial composition, and from fecal transplant studies in the gut we know that bacterial populations return to a baseline population even after a major shift — so more work is needed to attempt a durable change in the vaginal microbiome.

Mothers known as «non-secretors» have a non-functional fucosyltransferase 2 (FUT2) gene, which alters the composition of their breast milk sugars and changes how the microbial community, or microbiota, of their infants» guts develop.

Sediment - covered basalt on the flanks of mid-ocean ridges constitutes most of Earth's oceanic crust, but the composition and metabolic function of its microbial ecosystem are largely unknown.

At the Department of Biophysical Chemistry at the University of Vienna, Tetyana Milojevic and her team have been operating a miniaturized «Mars farm» in order to simulate ancient and probably extinct microbial life — based on gases and synthetically produced Martian regolith of diverse composition.

To satisfy microbial nutritional fitness, the research team uses mineral mixtures that mimic the Martian regolith composition from different locations and historical periods of Mars: «JSC 1A» is mainly composed of palagonite — a rock that was created by lava; «P - MRS» is rich in hydrated phyllosilicates; the sulfate containing «S - MRS,» emerging from acidic times on Mars and the highly porous «MRS07 / 52» that consists of silicate and iron compounds and simulates sediments of the Martian surface.

After chronicling the different shifts of decomposers on the mice, and seeing the same shifts operating on the humans, the researchers built a computer model using the mouse data to see whether the microbial composition could be used to predict times of death, using the humans as a test case.

The product affected certain gut bacteria without changing the global composition of the microbial community.

«What we're trying to understand in the extreme systems is, what are the environmental drivers that are motivating the composition and structure of the [microbial] community?»

Using fruit flies, Fiumera looks at the effects of nanoparticles on development, physiology and biochemical composition, as well as the microbial community in the GI tract of the fly.

Research reported in the Journal of the Royal Society Interface, which has directly observed microbial activity in Antarctic and Arctic snow, has revealed that the composition of these small samples of gas trapped in the ice may have been affected by bacteria that remain active in snow while it is being compressed into ice — a process that can last decades.

The link may have beneficial effects on microbial composition, an important component of a healthy colon.

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.

Despite the importance of the skin ecosystem to human health and well - being, we know very little about the forces that shape microbial structure and composition in the skin environment.

Study after study has found that our microbiome affects nearly every aspect of our health; and its microbial composition, which varies from individual to individual, may hold the key to everything from weight gain to moods.

Suddenly, it was possible to scan the overall composition of habitats as diverse as stagnant bogs and frozen tundra, producing a detailed portrait of the microbial life they held.

In contrast, previous research suggests that variations in the composition of microbial communities may contribute to chronic health conditions, including diabetes, asthma, obesity and digestive disorders.

To investigate variation in gut microbial community composition within a species, we collected fecal samples from five groups of black howler monkeys (Alouatta pigra) in Mexico over an eight - week period (May - July 2009).

Shifts in dissolved organic matter and microbial community composition are associated with enhanced removal of fecal pollutants in urban stormwater wetlands — Xiao Huang — Water Research

Linking the composition and activity of natural microbial communities to the physical composition, biogeochemical processes, and food web structure of planktonic and benthic ecosystems.

The projects aims to give us further knowledge in areas as diverse as coral reefs ecosystem, the dietary composition in wildlife and domestic animals over the last 50 000 years, the effects of antibiotic exposure on microbial ecosystems, and changes in biodiversity that might have an effect on or are affected by climate change.

Our current emphasis is to extend this approach to measure the functional composition of microbial communities.

0732917 McCormick, M. LARISSA: Impact of ice - shelf loss on geochemical profiles and microbial community composition in marine sediments of the Larsen A embayment, Antarctic Peninsula

Microbial mat of the thermal springs Kuchiger Republic of Buryatia: species composition, biochemical properties and electrogenic activity in biofuel cell — Denis Aleksandrovich Yuriev — IOP Conference Series: Earth and Environmental Sciences

VITCOMIC2: visualization tool for the phylogenetic composition of microbial communities based on 16S rRNA gene amplicons and metagenomic shotgun sequencing — Hiroshi Mori — BMC Systems Biology

When human beings travel around the world, their gut flora change in composition, shifting the ratios of different microbial species and even introducing new species.

Maintaining the composition of the beneficial intestinal microbiota requires a homeostatic equilibrium between the microbial community and the intestinal epithelium that serves as the regulatory...

His main research interests is the study of microbial diversity, specifically of protists, in the marine environment, both in terms of a description of the taxonomic composition of these assemblages as well as understanding their patterns of temporal and spatial variation in the environment.

While these levels remain unfortunately low, animal studies provide us with some clues as to how to increase the sulforaphane yield of these bacteria — feed them more.66 In just four days of a high broccoli diet, those bacteria that thrive on cruciferous vegetables grow in number, leading to a change in composition of the microbial community and an increase in opportunistic bacteria that turn our broccoli into cancer - fighting sulforaphane.

«Mazmanian knew the results offered only a provisional explanation for why restrictive diets and antibacterial treatments seemed to help some children with autism: Altering the microbial composition might be changing the permeability of the intestine.

After the microbial composition was changed through probiotic treatment, the number of bacteria that produced butyric acid increased.

``... dietary composition ultimately affects the structure, organization, function, and speciation of the human microbiome occupying the GI tract, in part by supplying multiple substrates for microbial metabolism.

«Moisture is critical to microbial growth on the skin, and moisturizers preserve the skin's physical barrier and maintain the normal composition of the microbiome,» she explains.