Bone regeneration is a multistep and regular physiological process that occurs normally in
fracture repair and bone defects. However, some factors such as aging, particular diseases
and some drugs prevent or slowdown bone natural healing. Cell therapy using stem cells
and differentiation activating factors is an effective treatment method for bone regeneration
triggering in unusual conditions. Therefore, in the present study the effect of phycocyanin
and phycoerythrin pigments which isolated from Spirulina platensis and Gracilaria gracilis …