翡 ߰ߵǴ öƽ ʱ(Bacillus subtilis) ڸ öƽ ÷ ó ʿ ִ صǴ ؼ 췹ź ߴ.
Ư ʱ ڰ ÷ ؼ 췹ź Ϲ Ҽ 췹ź μ(toughness) 37% ϴ Ǵ Ÿ.