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Vimentin in LA7 feeders. (a) A field of nearly confluent MMEC which surround a few remaining LA7 feeders, exposed to mouse anti‐vimentin serum. The LA7 cells, but not the MMEC, stain brightly. (b) Phase contrast view of field (a). (c) Control field of cells exposed to mouse pre‐immune serum. (d) Phase contrast view of field (c). 100 ×.
