13C CP/MAS NMR study on structural heterogeneity in Bombyx mori silk fiber and their generation by stretching.
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Asakura, T.; Yao, J.M. 13C CP/MAS NMR study on structural heterogeneity in Bombyx mori silk fiber and their generation by stretching. Protein Sci., 2002, 11, 2706-2713.