While some decline is a normal part of aging, ... One hypothesis suggests that pathogenic oral bacteria, ... Researchers ...

A throat-and-mouth culture was obtained by swabbing. ... et al. Normal viral and bacterial flora of human small and large intestine. New Eng. J. Med. 274:500–505 and 558–563, 1966. Crossref.

Bacteria in Your Mouth Reproduce in a Strange, Rare Way, Scientists ... This is where they saw the unusual cell division of C ...

Individuals who had large numbers of the bacteria groups Neisseria and Haemophilus had better memory, attention and ability to do complex tasks.These people also had higher levels of nitrite in their ...