Assertion: stem cell | /r/HasProperty | safe
Facets:
value: relatively
type: DEGREE
Source sentences:
text: Although stem cells appear to be relatively safe in the majority of recipients to date, an increased frequency of non-sustained ventricular tachycardia, an arrhythmia, has been reported in conjunction with the use of skeletal myoblasts.30,62–64 While this proarrhythmic effect occurs relatively early after cell delivery and does not appear to be permanent, its presence highlights the need for careful safety monitoring when these cells are used.