Essential oils from both fresh and dried rhizomes of galangal have antimicrobial 

activities against bacteria, fungi, and parasite. It has been reported and  that terpinen-4-ol, 

one of the monoterpenes in the essential oil from fresh galangal rhizomes, contains an 

antimicrobial activity against trichophyton mentagrophytes (a fungus that causes infection 

of hair, skin and nails).

Acetoxychavicol acetate, a compound isolated from an ether-soluble extract of dried 

rhizomes, is active against some bacteria and many dermatophyte species. It is 

anti-ulcer and anti-tumor agents as well as an inhibitor of chemically induced 

carcinogenesis.

(A. Murakami, K. Toyota, S. Ohura, K. Koshimizu and H. Ohigashi)

The staphylococcal food poisoning or food intoxication syndrome was first 

studied in 1894 Staphylococcal gastroenteritis is caused by ingestion of enterotoxins 

produced by some staphylococcal species. Staphylococcus aureus is nonspore forming

Gram-positive cocci, which in some strains, are able to produce an enterotoxin

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Translated by: Joe Hing Kwok Chu 朱興國譯