Left: the arrow points to a THREAD that is displaying a cut edge, i.e. much needed transverse section. Why the speckled appearance? Right: enlargement, showing that it’s the SCW cores of some but not all individual FIBRES that contain the dense pigment, probably Maillard-derived melanoidin, the latter possibly having penetrated via this investigator’s proposed … Continue reading Not superficial? The implications could be staggering.
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