Electron micrograph of PC12 cells transfected with control siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM control siRNA and fixed w...

Electron micrograph of PC12 cells transfected with control siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM control siRNA and fixed w...

Electron micrograph of PC12 cells transfected with control siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM control siRNA and fixed w...

Electron micrograph of PC12 cells transfected with control siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM control siRNA and fixed w...

Electron micrograph of PC12 cells transfected with AP-3 siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM AP-3delta1 siRNA and fixed w...

Figures 408 (upper) and 409 (lower) from Chapter 16 (Cytoplasmic matrix and cytoskeleton) of 'The Cell, 2nd Ed.' by Don W. Fawcett M.D. Upper panel: Vesicles, presumably in transport along cytoplasmi...

Electron micrograph of PC12 cells transfected with AP-3 siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM AP-3delta1 siRNA and fixed w...

Electron micrograph of PC12 cells transfected with AP-3 siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM AP-3delta1 siRNA and fixed w...

Electron micrograph of PC12 cells transfected with AP-3 siRNA. PC12 cells were plated onto aclar film discs (Pella) coated with poly-L-lysine, transfected twice with 50 nM AP-3delta1 siRNA and fixed w...

To see if acidosomes contain hydrolases (digestive enzymes) we incubated cells in Gomori’s medium which in the presence of acid phosphatase and lead will form an electron-opaque reaction product. Ac...