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I wonder if this could lead to a treatment for lactose intolerance. Ah, to be able to eat cheesecake or whipped cream...
You thinking you would intake the bacteria in some type of yogurt like Activia?
No, I doubt this would have any applicability for lactose intolerance. These bacteria don't break down lactose, they break down HMOs. Lactose is broken down by the lactase enzyme produced by humans with lactose tolerance. Also, it sounds like from this article, these bacteria are absent from all adults, not just lactose-intolerant adults.
Probiotics could certainly be a serious consideration.
I'd have to look into it, but a deep 16S project (IIRC) looked at an infants vs. adults intestinal flora and determined that it took approximately a year for them to begin to look similar.
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