211.177. 1. A grandparent shall have a right to intervene in any proceeding initiated pursuant to the provisions of this chapter, in which the custody of a grandchild is in issue, unless the juvenile judge decides after considering a motion to intervene by the grandparent that such intervention is against the best interest of the child.
2. The right of a grandparent to intervene pursuant to the provisions of this section may terminate upon the adoption of the child except where the child is adopted by a stepparent, another grandparent or other blood relative.
(L. 1993 S.B. 180 § 1, A.L. 1994 S.B. 657)(1998) Statute by granting grandparent right to intervene infers a right to appeal. Long v. Seely, 975 S.W.2d 208 (E.D.Mo.).