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.
Not exact matches
In order to identify possible microbial metabolites associated with ASD Kang and his colleagues looked for and
compared the compounds in
fecal samples from children with and without ASD.
They genetically sequenced 175
fecal samples collected from May to September from 2006 - 2011, which results in nearly 5 million individual sequences that they
compared to potential fish from their diet.
$ 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.
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.