The international fop association continues to research this extremely rare condition .
国际fop协会目前仍在继续研究这种极其罕见的疾病。
By studying 16 tissue samples from patients living with heterotopic ossification and fop , scientists noticed a spike in the compound .
通过研究从两种疾病患者中取回的16个样本,科学家注意到那种化合物的含量很多。
In a study in the journal of cellular biochemistry , researchers at northwestern university 's feinberg school of medicine found high levels of a neuropeptide called " substance p , " or sp , in both fop patients and individuals who developed heterotopic ossification .