“Chinese locals discouraged from eating saliva noodles” says the CRI.cn headline (thanks to Barfblog for spotting it). The report, about the town of Changxing, says:
“Ma Binglin further explained that they decided to alter the village dietary habits for the sake of their health since the noodle soup is reused many times and contains each diner’s saliva. The repeated use of the soup has brought about the name “saliva noodle“, and is considered unsanitary.”