Effects of Purified Helminthosporium maydis Race T Toxin on the Structure and Function of Corn Mitochondria and Protoplasts.


A toxin preparation from Helminthosporium maydis Race T containing several closely related molecules with apparently identical biological activities was highly active against mitochondria and protoplasts from Texas male-sterile (T) cytoplasm corn (T mitochondria and T protoplasts, respectively) but had no effect on their male-fertile (N) cytoplasm… (More)


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