Not exact matches
A
sample of your microbial makeup from
fecal material, the mouth, or even your forehead can be genetically tested to figure out which bacteria are
in your gut microbiome, and whether it's diverse or not.
They compared
fecal samples, loaded with gut microbiome members, from three groups: Amazonian hunter - gatherers and Andean farmers, both living
in Peru, and an industrialized population
in the U.S.. Each group possessed distinct microbiomes with varying types
of bacteria, but the American population stood out for having both different and less diverse critters.
When they analyzed microbes found
in fecal samples collected from mice and humans at different times
of day, they discovered rhythmic fluctuations
in the abundance
of microbes and their biological activities.
«
In the past, population estimates have been largely based on visual observations and on the analysis
of fecal samples,» said Taal Levi, an assistant professor
of fisheries and wildlife at Oregon State University and co-author on the study.
In the largest watershed study of its kind, MSU researchers samples 64 rivers in Michigan for human fecal bacteri
In the largest watershed study
of its kind, MSU researchers
samples 64 rivers
in Michigan for human fecal bacteri
in Michigan for human
fecal bacteria.
For instance, the
fecal occult blood test is an at - home kit that looks for evidence
of microscopic traces
of blood
in stool
samples, a potential sign
of cancer.
Mangalam and his team from Mayo Clinic — where all
of the work was completed before Mangalam joined the UI
in 2015 — conducted microbiome analysis on
fecal samples collected from MS patients as well as healthy control subjects.
When her team tested
fecal samples taken
in the 1970s, they found that less than 25 percent
of human - based Bacteroides carried tetQ.
By tracking changes to the microbiome through
fecal samples, Alm hoped to learn more about how daily activities such as diet, sleep and exercise could be linked to changes
in these communities
of microorganisms.
From that
sample, you scooped out a little bit
of the
fecal matter, put
in the test tube, and stuck it
in the freezer.
To test whether a partial loss
of plant - derived dietary fiber would result
in a partial loss
of native gut microbes, the authors also collected
fecal samples from a semi-captive population
of red - shanked doucs who lived
in a sanctuary and received about half
of the normal variety
of plants eaten by wild doucs.
Cycloviruses were first discovered
in 2009 — along with a host
of other viruses —
in fecal samples from South - Asian children suffering from acute flaccid paralysis, by a team led by Eric Delwart
of the Blood Systems Research Institute
in San Francisco.
The scientists checked
fecal swabs taken from dozens
of animals
in Dong Thap province and found what the virologist calls «remarkably high» incidence
of the virus: Nearly 60 %
of the animal
samples tested positive.
She and Christine Casey, a graduate student
in the College
of Veterinary Medicine, collected
fecal samples from the geckos and tested them against common antibiotics.
Young and colleagues used DNA sequencing to study the composition and structure
of fecal microbiota (bacteria)
in stool
samples from 14 patients before and two to four weeks after
fecal transplant.
Now, a group headed by Ramnik Xavier, a gastroenterologist at Harvard Medical School
in Boston, has collected
fecal samples and taken biopsies
of the lower part
of the small intestine and rectum from 447 children who had just been diagnosed with Crohn's, and a control group
of 221 kids who had noninflammatory abdominal symptoms, such as bloating and diarrhea.
Eventually, by drawing on Georgiadis's tissue collection, Lori Eggert's West African
samples, and the gleanings
of other on - site collectors, Wasser's team at the Center for Conservation Biology at the University
of Washington assembled a bank
of 354 tissue
samples and 491
fecal samples, collected from 45 locations
in 23 countries, that together account for over 85 percent
of Africa's surviving elephants.
She knew that signals from the gut can affect how bone forms and gets reabsorbed, so her team took
fecal samples from control mice
in each
of the three experiments and analyzed their gut microbes.
To test the theory, he and his colleagues analyzed bacteria
in fecal samples from lab mice kept
in normal 12 - hour cycles
of light and darkness.
A female bonobo
of the Hali - Hali community
in the Kokolopori Bonobo Reserve (Democratic Republic
of the Congo) relaxes on a branch (members
of the Hali - Hali community contributed
fecal samples for this study).
The hair proved to be that
of an agouti, the
fecal samples did not reveal any DNA aside from,
in one case, that
of a giant anteater, and the casts don't hold any scientific weight, as Oren readily points out, «because they can be easily faked.»
Getting «informed consent» from the Matses to gather their
fecal samples, which are the best source
of bacteria from the gastrointestinal (GI) tract, was a challenge, Lewis says, so the anthropologists gave the Matses a crash course
in bacterial biology by showing them gut microbes under microscope.
Knight says some
of the strongest evidence for a bacterial role
in circadian - linked diseases lies
in the final phase
of the study, when the research team analyzed
fecal samples from two people on a normal schedule and two more who had recently flown from the United States to Israel.
So far, the evidence Oren has gathered on these hunts — a clump
of hair, several
fecal samples from different areas, and some casts
of footprints — has led to naught, fading like tracks
in the forest.
The researchers tested 1,556
fecal samples from 11 field sites and identified a high prevalence
of Laverania infections
in an area called Tshuapa - Lomami - Lualaba (TL2), a remote region
in the eastern DRC.
Here we report the detection
of SIVcpz antibodies and nucleic acids
in fecal samples from wild - living P. t. troglodytes apes
in southern Cameroon, where prevalence rates
in some communities reached 29 to 35 %.
Rectal swabs contained all
of the diversity present
in fecal samples, along with additional taxa, suggesting that
fecal bacterial communities may only represent a subsample
of the complex bacterial communities inhabiting the gut.
Their next step was to analyze 1300
fecal samples of wild apes (some turned out to be from gorillas) and identify several places
in which SIVcpz was widespread
in chimp communities.
As Peeters and co-workers report
in tomorrow's issue
of Nature, they uncovered a connection to gorillas after analyzing
fecal samples collected
in remote Cameroonian forests.
In nonhuman primates, most epidemiologic studies of adenoviruses have focused on their identification in fecal samples from asymptomatic animals [6], [7], [8
In nonhuman primates, most epidemiologic studies
of adenoviruses have focused on their identification
in fecal samples from asymptomatic animals [6], [7], [8
in fecal samples from asymptomatic animals [6], [7], [8].
$ 1,500 «All
in the family» Shallow shotgun metagenomic analysis
of up to four
fecal samples (furry family members also ok), including mapping to reference genomes and comparing profiles
of genetic similarities and differences among different family members.
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).
The group solicits
fecal samples from people all around the world
in an effort to build a comprehensive library
of microbiome communities.
After introducing an E. coli strain containing the kill switch into mice, only 1
of 100,000 bacteria was viable
in fecal samples.
By sequencing all
of the bacterial DNA
in these
fecal samples, the investigators identified resistance genes to 16 different antibiotics.
The study included babies cared for
in the NICU
of St. Louis Children's Hospital, where the investigators collected 401
fecal samples from 84 preterm infants over the first three months
of life.
Their goal was to use these algorithms to classify major changes
in the protein families found
in the gut bacteria
of both healthy subjects and those with IBD, based on the DNA found
in their
fecal samples.
We successfully extracted and sequenced DNA from archaeological
fecal samples in order to assess possible differences
in the
fecal communities
of individuals from Saladoid and Huecoid indigenous cultures.
Procrustes analyses
of core and cortex
samples were conducted as a control study to assess the
fecal microbiome
in the coprolites and to see any differences from obvious soil contaminants.
The incorporation
of fecal sample collections into prospective cohort studies requires the development
of standardized protocols that can be used
in the field.
They took a bunch
of fecal samples from vegetarians, did some DNA fingerprinting, compared it to omnivore feces, and found significantly more
of the lean - type bacteria — suggesting a smaller capacity for energy gain from food
in vegetarians.
In another trial, researchers tested
fecal samples of runners both before and after running the Boston Marathon and found that the post-race
samples included particularly high amounts
of a type
of bacteria that break down lactic acid, which can lead to muscle soreness and fatigue.
The Prevalence
of P. Copri Bacteria
in the groups studied: P. copri bacteria was found most
in the
fecal samples from the newly diagnosed patients with 75 percent
of the
samples carrying the bacteria.
Researchers have observed decreased levels
of Lactobacilli and Bifidobacteria and an increased prevalence
of pathogenic anaerobic organisms such as E. coli and Clostridia
in fecal samples from IBS patients.
In fact, exactly how the gut microbiome «interacts with foods to produce health conditions» is considered a new and dynamic area for further research by individuals on all sides
of the red meat - colon cancer debate.10 For example, researchers at Harvard Medical School are studying
fecal samples to assess the impact
of red meat intake on gut microbes and their byproducts, which the researchers speculate may influence «biological pathways associated with colorectal cancer and other digestive diseases.»
Over a four - week period, researchers monitored body weight, caloric intake, body composition and
fecal samples in three groups
of rats.
To create a noninvasive diagnostic test, we developed and validated a novel PCR assay to detect N. cati DNA
in fecal samples of bobcats (Lynx rufus) and used this assay to investigate a recent outbreak
of mange
in northern California, United States.
In a field investigation, 12 % (95 % confidence interval [CI]: 0.06, 0.23) of fecal samples (n = 65) collected from Rancho San Antonia County Park and Open Space Preserve in Santa Clara County, California were PCR - positive for N. cat
In a field investigation, 12 % (95 % confidence interval [CI]: 0.06, 0.23)
of fecal samples (n = 65) collected from Rancho San Antonia County Park and Open Space Preserve
in Santa Clara County, California were PCR - positive for N. cat
in Santa Clara County, California were PCR - positive for N. cati.
Puppies and kittens often show signs
of illness, usually watery diarrhea, before there are oocysts
in their stools, so it sometimes takes several
fecal samples to know if a puppy or kitten is infected.
Samples of blood, fecal, ear, urine and skin samples are taken for diagnosis in t
Samples of blood,
fecal, ear, urine and skin
samples are taken for diagnosis in t
samples are taken for diagnosis
in the lab.