Assessment
of microbiome changes after rumen transfaunation: implications on improving feed efficiency in beef cattle — Mi Zhou — BMC Microbiology
Not exact matches
«Organisms that detect
changes in biochemistry (like those
of the
microbiome) are able to tell when we are sick,» March explained.
What we also DO know is that poor dietary practices and overuse
of antibiotics result in deleterious
changes to the
microbiome.
The claim is a conjecture that childbirth interventions MIGHT (please note MIGHT not DOES)
change the
microbiome of the gut causing health effects.
Are you suggesting that subtle
changes in
microbiome should now be listed as a side effect and affect the approval
of drugs to treat serious problems like schizophrenia, diabetes, thyroid dysfunction, and rheumatoid arthritis?
We're going to
change the fate
of mankind by pushing natural child birth, because the
microbiome.»
And not only that, but childbirth interventions might
change to
microbiome of the gut cause severe consequences on the life - long health
of our children (only the ones who survive childbirth,
of course) and OUR ENTIRE SPECIES!!!
What we DO know is that
changes to the
microbiome have been associated with all manner
of noncommunicable disease.
In this study, researchers found that specific
changes to maternal diet in the same woman (
changing fat versus carbohydrate consumption, or
changing consumption
of specific sugars), is associated with
changes in both the milk
microbiome and human milk oligosaccharide (a carbohydrate) composition.
«Further studies are needed to delineate if specific
changes in maternal diet during breast - feeding alter the infant gut
microbiome and to determine if this results in any health consequences for the infant,» said Kristen Meyer, in the Department
of Obstetrics and Gynecology at Baylor College
of Medicine and the presenter
of the study at the SMFM annual conference.
«There is some evidence that early breastfeeding may
change some
of the Caesarean section related
changes or compositional
changes to the
microbiome in the long term»
However, it does suggest that the process
of labor, perhaps the hormonal or other physiological
changes, may influence the
microbiome.
The introduction
of infant formula to babies» diets
changes the infants» gut
microbiome, thus affecting the response
of the infant immune system to pathogens.47 - 51 A greater amount
of natural - killer cells, suggesting a more mature immune system, have been found in breastfed infants than in formula - fed infants.52 In addition, pH level in the stomach
of breastfed children is better for the promotion
of the protein - lipid α - lactalbumin (termed HAMLET), which induces apoptosislike death in tumor cells.51, 53
The antibiotic treatment also caused lasting
changes in the gut
microbiome of mothers that were passed on to their offspring.
«This discovery demonstrates the effect the gut
microbiome has on the immune system and unearths a novel mechanism via which
changes in the gut
microbiome can increase the risk
of autoimmune disorders.
The study shows that
changes to the
microbiome aren't just transient, says Peter Turnbaugh, a microbiologist at the University
of California at San Francisco.
«Environment may
change, but
microbiome of queen bees does not.»
«We found that the
microbiome changes as the queen matures, but the
microbiomes of different queens are very similar — regardless
of the environment each queen is in,» says Dr. David Tarpy, a professor
of entomology at NC State and co-author
of a paper describing the work.
During this developmental time, the bacterial communities covering the animal's surface
change radically, until a stable composition
of the
microbiome finally forms.
Changes in the composition and activity of the gut microbiome in early life can influence the immune system and these changes might indirectly lead to changes in asthma later in life,» said Dr. Anke Maitland - van der Zee, senior author of the
Changes in the composition and activity
of the gut
microbiome in early life can influence the immune system and these
changes might indirectly lead to changes in asthma later in life,» said Dr. Anke Maitland - van der Zee, senior author of the
changes might indirectly lead to
changes in asthma later in life,» said Dr. Anke Maitland - van der Zee, senior author of the
changes in asthma later in life,» said Dr. Anke Maitland - van der Zee, senior author
of the study.
In 2008, when he fed Lactobacillus to mice with a transplanted human
microbiome, he observed metabolic
changes in the animals» gut, liver, kidneys, and parts
of the brain.
France Córdova, director
of the National Science Foundation, also addressed the forum, saying NSF's agenda over the next decade will come from «10 big ideas» including understanding the
changing Artic, leveraging artificial intelligence, harnessing big data, developing quantum enabled technology, studying the
microbiome and advancing research about gravitational waves.
«Some
of the global
changes we're confronting are driven by
microbiomes,» she says.
The study adds to knowledge
of how microbes colonize our skin and how much our microbial communities — or
microbiomes —
change when we contact other people or surfaces, whether it's a doorknob at home or medical equipment in a hospital.
«Early life exposure to lead causes a long lasting impact on gut
microbiome, and the
change of gut
microbiome may partially contribute to the increased body weight in adult life,» said lead author Chuanwu Xi, associate professor
of environmental health science.
«Regardless
of whether you're in a closed or open environment, there's always a constant exchange
of microbes between a host and their environment, and that constant exposure has impacts on health; for example it can lead to
changes in a host's immune system that help the host stave off pathogens,» said Argonne's Jack Gilbert, an author
of the study and the director
of The
Microbiome Center, a joint Argonne, University
of Chicago and Marine Biological Laboratory program.
His team hopes to build a predictive model
of the human
microbiome as a tool to study how medical conditions can
change this massive biological system, to identify settings that promote beneficial
microbiomes, and to design clinical interventions to treat currently hard - to - manage problems.
Colonization by the human and animal parasite, Giardia,
changed the species composition
of the mouse
microbiome in a way that might be harmful.
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.
A new University
of Iowa study in mice shows that drug - induced
changes to the gut
microbiome can cause obesity by reducing the resting metabolic rate — the calories burned while sleeping or resting.
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.
During pregnancy and labor, antibiotics may
change the composition
of bacteria in a mother, and as a consequence, the
microbiome of the baby.
«This means that we don't know whether the
microbiome changes were the cause
of, the result
of, or unrelated to the mouse fat content
change,» he says.
It supports «the principle that some
of these diseases may be related to
changes in the
microbiome.»
Interestingly, the Americans lacked some
of the strains
of bacteria found in Malawians — and in gorillas and chimps — which fits with the general reduction in gut
microbiome diversity that has been observed in people in industrialized societies, perhaps because
of changes in diet and the use
of antibiotics.
«As we learn more about the evolution
of this
microbiome in response to migration and
changes in diet, health and medicine, I can imagine a future in which most archaeologists regard calculus as more interesting than the teeth themselves,» says Professor Collins.
In a study appearing in the journal PLOS ONE, researchers at The Ohio State University and their colleagues have demonstrated how two separate effects
of climate
change combine to destabilize different populations
of coral microbes — that is, unbalance the natural coral «
microbiome» — opening the door for bad bacteria to overpopulate corals» mucus and their bodies as a whole.
Everything from being vegetarian to being born by cesarean section can
change the composition
of our
microbiome in meaningful ways, she notes.
Taken together, these findings demonstrate that age - related
changes in the gut
microbiome weaken the intestinal barrier, leading to the release
of bacterial products that promote inflammation, impair immune function, and reduce lifespan.
Warinner and colleague, Cecil M. Lewis, Jr., co-direct OU's Laboratories
of Molecular Anthropology and
Microbiome Research and the research focused on reconstructing the ancestral human oral and gut microbiome, addressing questions concerning how the relationship between humans and microbes has changed through time and how our microbiomes influence health and disease in diverse populations, both today and in
Microbiome Research and the research focused on reconstructing the ancestral human oral and gut
microbiome, addressing questions concerning how the relationship between humans and microbes has changed through time and how our microbiomes influence health and disease in diverse populations, both today and in
microbiome, addressing questions concerning how the relationship between humans and microbes has
changed through time and how our
microbiomes influence health and disease in diverse populations, both today and in the past.
The study is the first to show that a combination
of breast milk and a probiotic organism can lead to lasting
changes in the gut
microbiome, says neonatologist Mark Underwood, who led the study.
The biggest mystery in the
microbiome field is whether microbial
changes are a cause or an effect
of problems with the immune system, Dongari - Bagtzoglou says.
Michael Blaut, a microbiologist at the German Institute
of Human Nutrition in Potsdam, Germany, says the mouse data are «believable and remarkable,» but says he has a hard time imagining a mechanism that would account for three compounds as chemically different as aspartame, saccharin, and sucralose leading to the same
changes in the gut
microbiome.
Next up: Getting stool samples at different times
of the year, not just summer, to see how the
microbiomes variy as people's diets
change over the seasons.
On this week's show: Kelly Servick talks about how the
microbiomes of model mice can
change the outcomes
of experiments, and a daily news roundup
In one
of the largest longitudinal studies
of the
microbiome to date, researchers from the Broad Institute
of MIT and Harvard, Massachusetts General Hospital (MGH), and the DIABIMMUNE Study Group have identified a connection between
changes in gut microbiota and the onset
of type 1 diabetes (T1D).
The team discovered that the Hadza
microbiome is about 30 per cent more diverse than that
of people in Western nations, and it seems to
change in a cycle through the year.
To explore the possible connection between
changes in the
microbiome and type 1 diabetes, a team led by Ramnik Xavier, an Institute Member
of the Broad and Chief
of Gastroenterology at MGH, followed 33 infants (out
of a much larger cohort
of Finnish and Estonian children) who were genetically predisposed to T1D.
«Our stomachs produce gastric acid to kill ingested microbes, and taking a medication to suppress gastric acid secretion can
change the composition
of the gut
microbiome,» said senior author Bernd Schnabl, MD, associate professor
of gastroenterology at UC San Diego School
of Medicine.
«Advances in genetic sequencing technologies now allow us to find patterns in large, diverse populations
of microorganisms, see how they associate with specific individuals, and understand how they
change over time in a way we couldn't just a few years ago,» said Knight, who leads the UC San Diego
Microbiome and Microbial Sciences Initiative.