A paper by Jun Kunisawa’s group (Division of Adjuvant Innvation) was published in Microorganisms.

Characteristic Gut Bacteria in High Barley Consuming Japanese Individuals without Hypertension

Maruyama S, Matsuoka T, Hosomi K, Park J, Nishimura M, Murakami H, Konishi K, Miyachi M, Kawashima H, Mizuguchi K, Kobayashi T, Ooka T, Yamagata Z, Kunisawa J.