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  <element name="StockCancelledDuringPeriodStockOptionsAndRestrictedShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_StockCancelledDuringPeriodStockOptionsAndRestrictedShares" />

  <element name="StockOptionSharesOutstanding" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="lbio_StockOptionSharesOutstanding" />

  <element name="CancellationOfVestedShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_CancellationOfVestedShares" />

  <element name="PercentageOfIncreaseInLeaseRent" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_PercentageOfIncreaseInLeaseRent" />

  <element name="TampaLeaseMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_TampaLeaseMember" />

  <element name="SharesIssuedPlanDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_SharesIssuedPlanDomain" />

  <element name="SolomonCapitalLlcMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="lbio_SolomonCapitalLlcMember" />
</schema>

