There are some collections of P. flexilis with straight-walled or very weakly porose upper leaf cells.
柔韧性假单胞菌的一些集合具有直壁或极弱的多孔上部叶细胞。
2
Like cayenne pepper, it has the ability to deplete nerve cells of substance p, a chemical that transmits pain signals to the brain, when used externally.
就像辣椒一样，外用时能消耗传送疼痛信号到大脑的神经细胞中一种称为P物质的化学物质。
3
Over time, it short-circuits pain by depleting nerve cells of a chemical called substance p, which helps transfer pain signals along nerve endings to the brain.