Assertion: meristem's tissue | /r/ObjectUse | used as explant material
Facets:
value: for cryopreservation
type: PURPOSE
Source sentences:
text: 'Internal' bacteria are a considerable source of concern in all aspects of plant cell, tissue and organ culture because they hinder the international exchange of germplasm or become a nuisance when contaminated tissues are used as explant material for cryopreservation or for the initiation of embryogenic cell suspensions.