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Optical transmittance of various porous gelatin scaffolds (GCS000, GCS005, GCS025, and GCS125) modified with concentrations of chondroitin-4-sulfate.
Notes: Scaffold groups labeled according to chondroitin-4-sulfate concentration used (0%, 0.05%, 0.25%, or 1.25% (w/v)): GCS000, GCS005, GCS025, and GCS125.
