id	keyword
brj-24887	suberin
brj-24887	cork
brj-24887	oak
brj-24887	species
brj-24887	q. variabilis
brj-24887	doi
brj-24887	et al
brj-24887	kim
brj-24887	monomers
brj-24887	article
brj-24887	quercus
brj-24887	lignin
brj-24887	bark
brj-24887	analysis