Figure 4From: Once upon a time the cell membranes: 175 years of cell boundary researchThe development of cells according to Schleiden. This figure has been drawn for clarity from descriptions by Schleiden and Schwann, but these authors never tried to provide such a synthetic depiction in their work. Schwann’s model was very similar, except for his opinion that new cells could also crystallize from cytoblastema outside previous cells.Back to article page