macrophage aggregation factor

例句：

1. 1.Macrophages are essential for the immune system to fight infections.
   巨噬细胞对于免疫系统抗击感染至关重要。
2. 2. The study found that the macrophage aggregation factor plays a crucial role in wound healing.
   研究发现，巨噬细胞聚集因子在伤口愈合过程中起着关键作用。
3. 3. The researchers discovered that the macrophage aggregation factor could be used as a biomarker for monitoring disease progression.
   研究人员发现，巨噬细胞聚集因子可以作为生物标志物来监测疾病的进展。