Putri D.K., Master Program in Biomedical Science, Universitas Indonesia, Jakarta, Indonesia; Syaidah R., Master Program in Biomedical Science, Universitas Indonesia, Jakarta, Indonesia, Department of Histology, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia; Jusuf A.A., Master Program in Biomedical Science, Universitas Indonesia, Jakarta, Indonesia, Department of Histology, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia, Cluster of Stem Cell and Tissue Engineering, Indonesian Medical Education and Research Institute, Jakarta, Indonesia