tags I-Cellular_component E-Gene_or_gene_product I-Organism_subdivision I-Organism_substance B-Gene_or_gene_product B-Cancer I-Cancer E-Pathological_formation I-Pathological_formation S-Organism_substance S-Organ E-Organ I-Immaterial_anatomical_entity E-Cell I-Simple_chemical E-Tissue B-Organism S-Cellular_component S-Pathological_formation I-Amino_acid E-Anatomical_system S-Developing_anatomical_structure B-Immaterial_anatomical_entity B-Protein I-Chemical S-Organism I-Gene_or_gene_product I-Cell E-Multi-tissue_structure B-Organism_subdivision E-Cellular_component S-Chemical S-Protein B-Simple_chemical E-Organism B-Developing_anatomical_structure S-Multi-tissue_structure S-Immaterial_anatomical_entity B-Organism_substance E-Organism_substance E-Simple_chemical I-Tissue E-Immaterial_anatomical_entity I-Organism I-Protein S-Organism_subdivision E-Cancer I-Developing_anatomical_structure S-Tissue E-Chemical S-Amino_acid O S-Gene_or_gene_product E-Organism_subdivision B-Anatomical_system B-Chemical B-Cell E-Developing_anatomical_structure I-Multi-tissue_structure B-Pathological_formation B-Cellular_component B-Organ I-Anatomical_system S-Cell E-Amino_acid B-Tissue S-Simple_chemical E-Protein B-Multi-tissue_structure I-Organ S-Cancer B-Amino_acid S-Anatomical_system PAD