Alternative names for calcitonin CT; thyrocalcitonin. What is calcitonin? Calcitonin is a hormone that is produced in humans by the parafollicular cells (commonly known as C-cells) of the thyroid gland. Calcitonin is involved in helping to regulate levels of calcium and phosphate in the blood, opposing the action of parathyroid hormone. This means that it acts to reduce calcium levels in the blood.
Definition of sanctification. 1  1 : an act of sanctifying. 2  2a : the state of being sanctifiedb : the state of growing in divine grace as a result of Christian commitment after baptism or conversion.
Regeneration is the act of God whereby He renews the spiritual condition of a sinner. It is a spiritual change brought about by the work of the Holy Spirit so that the person then possesses new life-- eternal life.Regeneration is a change in our moral and spiritual nature where justification is a change in our relationship with God.Also, sanctification is the work of God in us to make us more like Jesus. Regeneration is the beginning of that change.It means to be born again.t is a spiritual change brought about by the work of the Holy Spirit so that the person then possesses new life-- eternal life. Regeneration is a change in our moral and spiritual nature where justification is a change in our relationship with God.