Earwax of bacteria. Cerumen has been found to reduce the viability of a wide range of bacteria, including "Haemophilus influenzae", "Staphylococcus aureus", and many variants of "Escherichia coli", sometimes by as much as 99%. The growth of two fungi commonly present in otomycosis was also significantly inhibited by human cerumen. These antimicrobial properties are due principally to the presence of saturated fatty acids, lysozyme and, especially, to the slight acidity of cerumen (pH typically around 6.1 in normal individuals). Conversely, other research has found that cerumen can support microbial growth and some cerumen samples were found to have bacterial counts as
Through the Looking Glass and What Walter Found There A.V. Club" found the episode enjoyable due to its strangness, noting that it is a much quieter and less action-packed than previous episodes. He rated the episode a "B+" grade. Through the Looking Glass and What Walter Found There "Through the Looking Glass and What Walter Found There" is the sixth episode of the fifth season of the Fox science-fiction/drama television series "Fringe", and the 93rd episode overall. The episode was written by David Fury and directed by Jon Cassar. Peter (Joshua Jackson), after injecting the Observer implant in his own body, returns to Etta's safe-house to mourn her loss.