diff --git a/src/eke.knowledge/src/eke/knowledge/biomarker.py b/src/eke.knowledge/src/eke/knowledge/biomarker.py
index 31351ea6..6e68583e 100644
--- a/src/eke.knowledge/src/eke/knowledge/biomarker.py
+++ b/src/eke.knowledge/src/eke/knowledge/biomarker.py
@@ -226,7 +226,7 @@ class IBiomarkerBodySystem(IKnowledgeObject, IResearchedObject, IPhasedObject, I
     )
 
 
-class IBodySystemStudy(IKnowledgeObject, IResearchedObject):
+class IBodySystemStudy(IKnowledgeObject, IResearchedObject, IPhasedObject):
     '''Study-specific information on a biomarker's effects on a single organ.'''
     protocol = RelationChoice(
         title=_(u'Study'),
@@ -300,6 +300,10 @@ def updatePhases(context, event):
         phase = biomarkerBodySystem.phase
         if phase is not None and phase:
             phases.add(phase)
+        for studyObjID, bodySystemStudy in biomarkerBodySystem.contentItems():
+            phase = bodySystemStudy.phase
+            if phase is not None and phase:
+                phases.add(phase)
     biomarker.phases = list(phases)
     biomarker.reindexObject(idxs=['phases'])
 
diff --git a/src/eke.knowledge/src/eke/knowledge/browser/templates/biomarkerfields.pt b/src/eke.knowledge/src/eke/knowledge/browser/templates/biomarkerfields.pt
index 08bc2ed4..a1c81c75 100644
--- a/src/eke.knowledge/src/eke/knowledge/browser/templates/biomarkerfields.pt
+++ b/src/eke.knowledge/src/eke/knowledge/browser/templates/biomarkerfields.pt
@@ -107,6 +107,11 @@
                                     i18n:translate='bm_noAbstractText' class='discreet'>
                                     No abstract available.
                                 </p>
+                                <p>
+                                    <label>Biomarker Phase:</label>
+                                    <span tal:condition='study/obj/phase' tal:replace='study/obj/phase'>45</span>
+                                    <sapn tal:condition='not:study/obj/phase'>not available</sapn>
+                                </p>
                                 <p tal:condition='study/obj/protocol/to_object/description'
                                     tal:content='study/obj/protocol/to_object/description'>
                                     You can lorem my ipsum any time, sit amet.