10.1371/journal.pone.0092969.g004 Darja Marolt Darja Marolt Matjaz Rode Matjaz Rode Nevenka Kregar-Velikonja Nevenka Kregar-Velikonja Matjaz Jeras Matjaz Jeras Miomir Knezevic Miomir Knezevic Relative gene expression levels of alkaline phosphatase (A), osteopontin (B) and osteocalcin (C). Public Library of Science 2014 anatomy biological tissue Connective tissue bone Musculoskeletal system biotechnology Bioengineering Tissue engineering biomaterials cell biology Cellular types Molecular cell biology developmental biology morphogenesis regeneration otorhinolaryngology Materials Science alkaline phosphatase osteopontin osteocalcin 2014-03-25 03:24:33 Figure https://plos.figshare.com/articles/figure/_Relative_gene_expression_levels_of_alkaline_phosphatase_A_osteopontin_B_and_osteocalcin_C_/973628 <p>Alveolar bone cells isolated by explant cultures (grey bars) and by collagenase digestion (black bars) from 13 different patient samples were cultured separately and evaluated at the second passage. Data show expression levels of individual samples normalized to the osteoblastic control sample (-fold change). No significant differences in expression levels were found between cells from the two different isolation procedures (p>0.05).</p>