Quarterly report pursuant to Section 13 or 15(d)

11. Related Party Transactions (Details Narrative)

v2.4.1.9
11. Related Party Transactions (Details Narrative) (SynBio LLC, USD $)
Mar. 31, 2015
Dec. 31, 2014
SynBio LLC
   
Due to related party $ 395,000us-gaap_DueToRelatedPartiesCurrentAndNoncurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= xbio_SynBioMember
$ 395,000us-gaap_DueToRelatedPartiesCurrentAndNoncurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= xbio_SynBioMember