IN silkworms, it has been found that tyrosine is used not only for biosynthesis of the silk proteins 1, but also to form melanin pigments, but little is known of its origin. The present work was ...
SILK production is one of the most important industries in most of the warmer parts of the world; but the mulberry silkworm, Bombyx mori, still supplies by far the largest proportion of this ...
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