Figure 4From: Induction of osteogenic markers in differentially treated cultures of embryonic stem cellsExpression of collagen I transcripts in differentially treated ESCs cultures: DAG , BMP-2 and without additional supplements (ESC without LIF) . Values are calculated as multiples of the transcription level of the control culture (ESC with LIF) and shown as mean values and standard deviations after normalisation against GAPDH.Back to article page