How Commensal Gut Bacteria Keep Pathogens in Check
How Commensal Gut Bacteria Keep Pathogens in Check
Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  
How Commensal Gut Bacteria Keep Pathogens in Check
How Commensal Gut Bacteria Keep Pathogens in Check

Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  

Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  

microbiota
Infographic: Maternal Microbiota Has Lasting Effects on Offspring
Infographic: Maternal Microbiota Has Lasting Effects on Offspring
Carolyn A. Thomson, Kathy D. McCoy | Aug 1, 2021
Work in rodents shows that the bacteria living in a mother’s gut can produce immunomodulatory metabolites and influence the production of maternal antibodies—both of which can affect her offspring’s development.
The Role of Mom’s Microbes During Pregnancy
The Role of Mom’s Microbes During Pregnancy
Carolyn A. Thomson, Kathy D. McCoy | Aug 1, 2021
Bacteria in the gut influence the production of antibodies and themselves secrete metabolites. In a pregnant woman, these compounds may influence immune development of her fetus.
Gut Microbes Help Coordinate Immune Activity in Mice
Gut Microbes Help Coordinate Immune Activity in Mice
Catherine Offord | Jul 29, 2021
The microbiota helps align a mouse’s innate immune system with its feeding patterns, prepping the animal to fend off infection when it’s most likely to be eating.
Bacterial Infections Disrupt Flies’ Sense of Smell
Bacterial Infections Disrupt Flies’ Sense of Smell
Abby Olena | Jul 21, 2021
The temporary loss of olfaction stops the flies from eating any more of whatever it is that made them sick.
Human Blood Harbors Cell-Free Microbial DNA
Human Blood Harbors Cell-Free Microbial DNA
Abby Olena | Jul 9, 2021
After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.
Q&A: Eating Milk Chocolate in the Morning Boosts Fat Metabolism
Q&A: Eating Milk Chocolate in the Morning Boosts Fat Metabolism
Amanda Heidt | Jun 30, 2021
A study of 19 postmenopausal women found that eating a bar of chocolate in the morning affected their bodies differently than eating it at night, but neither led to weight gain.
Fecal Microbiota Transplantation Is Poised for a Makeover
Fecal Microbiota Transplantation Is Poised for a Makeover
Shawna Williams | Jun 1, 2021
With multiple microbiota therapeutics in the pipeline for recurrent Clostridium difficile infection, clinicians foresee a shift in treatment options for the condition.
Fecal Transfer from Moms to Babies After C-Section: Trial Results
Fecal Transfer from Moms to Babies After C-Section: Trial Results
Ruth Williams | Oct 1, 2020
Tiny doses of maternal poo mixed with breast milk and given to Cesarean-born infants makes their gut microbiota resemble those of babies born vaginally.
C-Sections Tied to “Stunted” Microbiota in Newborns: Study
C-Sections Tied to “Stunted” Microbiota in Newborns: Study
Shawna Williams | Sep 18, 2019
Research on hundreds of babies finds the delivery method is linked with a greater abundance of taxa more frequently seen in hospitals.
Mouse Genetics Shape the Gut Microbiome More than Their Environment
Mouse Genetics Shape the Gut Microbiome More than Their Environment
Nicoletta Lanese | Aug 6, 2019
Neither the maternal microbiome nor housing conditions appear to permanently alter which microbes remain in the animals.
Placental Microbiome’s Existence Challenged
Placental Microbiome’s Existence Challenged
Abby Olena | Jul 31, 2019
The authors of a new study find no evidence for bacteria in the placenta, but others in the field question their interpretation of the data.
The Gut Microbiome Can Be a Boon or a Bane for Cardiovascular Health
The Gut Microbiome Can Be a Boon or a Bane for Cardiovascular Health
Shawna Williams | Jul 10, 2019
Researchers seek to untangle the biological mechanisms linking resident microbes to our hearts—and to harness them therapeutically.
Does the Microbiome Help the Body Fight Cancer?
Does the Microbiome Help the Body Fight Cancer?
Catherine Offord | Jul 10, 2019
Research in mice and humans is beginning to establish a link between the composition of microbes in the gut and immune responses to tumor cells, but the mechanisms are not yet clear.
Do Commensal Microbes Stoke the Fire of Autoimmunity?
Do Commensal Microbes Stoke the Fire of Autoimmunity?
Amanda B. Keener | Jun 1, 2019
Molecules produced by resident bacteria and their hosts may signal immune cells to attack the body’s own tissues.
Breastmilk from Mothers Who Pump Has a Different Microbial Makeup
Breastmilk from Mothers Who Pump Has a Different Microbial Makeup
Carolyn Wilke | Feb 13, 2019
In a study of nearly 400 breastfeeding mothers, researchers find links between directly feeding the child and a more diverse microbiota, compared to milk from pumping.
Immune Response to Gut Microbes Linked to Diabetes Risk
Immune Response to Gut Microbes Linked to Diabetes Risk
Abby Olena | Feb 1, 2019
Researchers find that it’s not just high-risk genes, but how children’s bodies respond to their own intestinal microbiota that relates to future diagnoses of type 1 diabetes.
Competition and Cooperation of Cheese Rind Microbes Exposed
Competition and Cooperation of Cheese Rind Microbes Exposed
Ashley Yeager | Jan 1, 2019
Transposon mutagenesis give scientists a rare look at the most important interactions within microbial communities.
Mouse Microbiomes Are Mostly Inherited
Mouse Microbiomes Are Mostly Inherited
Ruth Williams | Oct 25, 2018
Using wild mice housed in laboratory conditions, researchers find that gut bacteria compositions change little from one generation to the next.