Mannan-binding lectin (MBL), one of members of the collectin (C-type lectin with a collagen-like domain) family in the superfamily of C-type lectins, is a central component of the innate immune system.

• 甘露聚糖结合凝集素(mannan-binding lectin,MBL)系C型凝集素超级家族中胶凝素家族成员，是天然免疫系统中的关键分子。