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Hace 21 horas · INDIO HATUEY, Cuba (Reuters) — Cuban biochemist Dayron Martin, dressed in a white lab coat and jeans, looks over a table swarming with silkworms with the admiration of a proud father. Hundreds of the cream-colored caterpillars squiggle across a bed of dark green mulberry leaves — the worm’s preferred food — freshly plucked from bushes just outside his laboratory.
