PTHrP is expressed widely by various human tissues, and exerts modulatory effect on the development, growth and differentiation of tissues by autocrine or paracrine.

• 甲状旁腺激素相关蛋白及其受体广泛分布于人体的各种组织，通过旁分泌或自分泌方式，对组织器官的发生、生长及分化过程发挥调节作用。