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.

Research Highlights: Increased levels of Streptococcus anginosus, a common type of bacteria that usually lives in the mouth and gut, was found in the gut of recent stroke survivors in Japan. Over ...

Black hairy tongue is caused by bacteria or fungi in the mouth, ... They can grow to 15 times their normal length. Normally, the papillae are pinkish-white. But as they grow, ...

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 ...