巴甫洛夫给狗喂食，狗会分泌唾液。那就是非条件刺激引起了非条件反射。
When Pavlov put food powder in the dog's mouth, and saliva was generated. That's an unconditioned stimulus giving rise to an unconditioned response.
巴甫洛夫给狗喂食,狗会分泌唾液，这就是无条件刺激引起了无条件反应。
When Pavlov put food powder in the dog's mouth and saliva was generated, that's an unconditioned stimulus giving rise to an unconditioned response.
目的：评价不同孵育条件、来源和血清型的新生隐球菌分泌磷脂酶的活力情况。
Objective: to evaluate the activity of phospholipase secreted by cryptococcus neoformans from different sources, serotypes and incubation conditions.
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