Figure 4

Transmission electron microscopy of V79 cells cultured in the DUGL (a) or AGL (b) 3,000 × White arrows: endoplasmic reticulum; M mitochondria, G Golgi body, AGL above-ground laboratory, DUGL deep underground laboratory.

Transmission electron microscopy of V79 cells cultured in the DUGL (a) or AGL (b) 3,000 × White arrows: endoplasmic reticulum; M mitochondria, G Golgi body, AGL above-ground laboratory, DUGL deep underground laboratory.