Liquorice liquorice, sweet root, and glycyrrhiza extract. G. glabra grows in subtropical climates in Europe, the Middle East, and Western Asia. When administered orally, the product of glycyrrhetic acid is found in human urine whereas GZA is not. This shows that glycyrrhetic acid is absorbed and metabolized in the intestines in humans. GZA is hydrolyzed to glycyrrhetic acid in the intestines by bacteria. For thousands of years G. glabra has been used for medicinal purposes including indigestion and stomach inflammation. Some other medicinal purposes are cough suppression, ulcer treatment, and use as a laxative. Also, salts of GZA can be used
Varieties of Chinese the second family. The ordinary negators in these varieties are all derived from a syllabic nasal *m̩, though it has a level tone in Hakka and Yue and a rising tone in Min. Existential negators derive from a proto-form *mau, though again the tonal category varies between groups. First- and second-person pronouns are cognate across all varieties. For third-person pronouns, Jin, Mandarin, and Xiang varieties have cognate forms, but other varieties generally use forms that originally had a velar or glottal initial: Southern varieties also include distinctive substrata of vocabulary of non-Chinese origin. Some of these words may have come