diff --git a/frontend/src/js/component/wb-collection-fields.js b/frontend/src/js/component/wb-collection-fields.js
index 7f2d93a..e660eb5 100644
--- a/frontend/src/js/component/wb-collection-fields.js
+++ b/frontend/src/js/component/wb-collection-fields.js
@@ -22,12 +22,17 @@ class WBCollectionFields extends Component {
     let { uuid, app } = this.props;
     let { arvHost, arvToken } = app.state;
 
-    let item;
+    const filters = [
+      ['uuid', '=', uuid]
+    ];
+    
     let prom = makeArvadosRequest(arvHost, arvToken,
-      '/arvados/v1/collections/' + uuid);
-    prom = prom.then(xhr => (item = xhr.response));
+      '/arvados/v1/collections?filters=' + encodeURIComponent(JSON.stringify(filters)));
 
-    prom = prom.then(() => {
+    prom = prom.then(xhr => {
+      const item = xhr.response.items[0];
+      if (!item)
+        throw Error('Item not found');
       let rows = [
         [ 'Name', item.name ],
         [ 'Description', item.description || (<i>{ String(item.description) }</i>) ],
diff --git a/frontend/src/js/component/wb-common-fields.js b/frontend/src/js/component/wb-common-fields.js
index 65bf0ce..d895bdc 100644
--- a/frontend/src/js/component/wb-common-fields.js
+++ b/frontend/src/js/component/wb-common-fields.js
@@ -22,17 +22,18 @@ class WBCommonFields extends Component {
     let { uuid, app } = this.props;
     let { arvHost, arvToken } = app.state;
 
-    let item;
-    let owner;
-    let modifiedByUser;
+    const filters = [
+      ['uuid', '=', uuid]
+    ];
 
     let prom = makeArvadosRequest(arvHost, arvToken,
       '/arvados/v1/' + arvadosTypeName(uuid) +
-      's/' + uuid);
+      's?filters=' + encodeURIComponent(JSON.stringify(filters)));
 
-    prom = prom.then(xhr => (item = xhr.response));
-
-    prom = prom.then(() => {
+    prom = prom.then(xhr => {
+      const item = xhr.response.items[0];
+      if (!item)
+        throw Error('Item not found');
       let rows = [
         [ 'UUID', item.uuid ],
         [ 'Kind', item.kind ],
diff --git a/frontend/src/js/component/wb-name-and-uuid.js b/frontend/src/js/component/wb-name-and-uuid.js
index 4f1eaf8..4d02be5 100644
--- a/frontend/src/js/component/wb-name-and-uuid.js
+++ b/frontend/src/js/component/wb-name-and-uuid.js
@@ -45,14 +45,26 @@ class WBNameAndUuid extends Component {
 
     } else if (/[a-z0-9]{5}-[a-z0-9]{5}-[a-z0-9]{15}/.exec(uuid)) {
       let typeName = arvadosTypeName(uuid);
+      const filters = [
+        ['uuid', '=', uuid]
+      ];
       let prom = makeArvadosRequest(arvHost, arvToken,
-        '/arvados/v1/' + typeName + 's/' + uuid );
-      prom = prom.then(xhr => this.setState({
-        'item': xhr.response
-      }));
-      prom = prom.catch(xhr => this.setState({
-        'error': 'Unable to retrieve: ' + xhr.status + ' (' + xhr.statusText + ')'
-      }));
+        '/arvados/v1/' + typeName +
+        's?filters=' + encodeURIComponent(JSON.stringify(filters)));
+      prom = prom.then(xhr => {
+        const item = xhr.response.items[0];
+        if (!item)
+          this.setState({ 'error': 'Item not found' });
+        else
+          this.setState({
+            'item': item
+          });
+      });
+      prom = prom.catch(xhr => {
+        this.setState({
+          'error': 'Unable to retrieve: ' + xhr.status + ' (' + xhr.statusText + ')'
+        });
+      });
 
     } else {
       this.setState({
diff --git a/frontend/src/js/misc/fetch-project-parents.js b/frontend/src/js/deprecated/fetch-project-parents.js
similarity index 100%
rename from frontend/src/js/misc/fetch-project-parents.js
rename to frontend/src/js/deprecated/fetch-project-parents.js
diff --git a/frontend/src/js/component/wb-project-crumbs.js b/frontend/src/js/deprecated/wb-project-crumbs.js
similarity index 100%
rename from frontend/src/js/component/wb-project-crumbs.js
rename to frontend/src/js/deprecated/wb-project-crumbs.js
diff --git a/frontend/src/js/misc/fetch-object-parents.js b/frontend/src/js/misc/fetch-object-parents.js
index 65a06fe..ea1d1c9 100644
--- a/frontend/src/js/misc/fetch-object-parents.js
+++ b/frontend/src/js/misc/fetch-object-parents.js
@@ -1,46 +1,41 @@
 import makeArvadosRequest from 'make-arvados-request';
 import arvadosTypeName from 'arvados-type-name';
+import arvadosObjectName from 'arvados-object-name';
 
 function fetchObjectParents(arvHost, arvToken, uuid) {
   let parents = [];
 
   let cb = xhr => {
-    let objectType = arvadosTypeName(xhr.response['uuid'].split('-')[1]);
-
-    let item = {
-      'uuid': xhr.response['uuid']
-    };
-
-    if (objectType === 'user') {
-      item['name'] = xhr.response['first_name'] + ' ' + xhr.response['last_name'];
-
-    } else {
-      item['name'] = xhr.response['name'];
-    }
-
-    if (objectType === 'group') {
-      item['group_class'] = xhr.response['group_class'];
-    }
+    const item = xhr.response.items[0];
+    if (!item)
+      return parents.reverse();
 
+    item.name = arvadosObjectName(item);
     parents.push(item);
 
-    if (!xhr.response['owner_uuid'] ||
-      xhr.response['owner_uuid'].endsWith('-tpzed-000000000000000')) {
+    if (!item.owner_uuid ||
+      item.owner_uuid.endsWith('-tpzed-000000000000000')) {
 
       return parents.reverse();
     }
 
-    objectType = arvadosTypeName(xhr.response['owner_uuid'].split('-')[1]);
+    const objectType = arvadosTypeName(item.owner_uuid);
+    const filters = [
+      ['uuid', '=', item.owner_uuid]
+    ];
 
     return makeArvadosRequest(arvHost, arvToken,
       '/arvados/v1/' + objectType + 's' +
-      '/' + xhr.response['owner_uuid']).then(cb);
+      '?filters=' + encodeURIComponent(JSON.stringify(filters))).then(cb);
   };
 
-  let objectType = arvadosTypeName(uuid.split('-')[1]);
+  const objectType = arvadosTypeName(uuid);
+  const filters = [
+    ['uuid', '=', uuid]
+  ];
   let prom = makeArvadosRequest(arvHost, arvToken,
     '/arvados/v1/' + objectType + 's' +
-    '/' + uuid);
+    '?filters=' + encodeURIComponent(JSON.stringify(filters)));
   prom = prom.then(cb);
 
   return prom;
diff --git a/frontend/src/js/page/wb-browse.js b/frontend/src/js/page/wb-browse.js
index a552abe..4a8506c 100644
--- a/frontend/src/js/page/wb-browse.js
+++ b/frontend/src/js/page/wb-browse.js
@@ -3,7 +3,7 @@ import { route } from 'preact-router';
 import WBNavbarCommon from 'wb-navbar-common';
 import WBProjectListing from 'wb-project-listing';
 import WBInlineSearch from 'wb-inline-search';
-import WBProjectCrumbs from 'wb-project-crumbs';
+import WBArvadosCrumbs from 'wb-arvados-crumbs';
 import WBTabs from 'wb-tabs';
 import WBProcessListing from 'wb-process-listing';
 import WBCollectionListing from 'wb-collection-listing';
@@ -34,8 +34,7 @@ class WBBrowse extends Component {
         <WBNavbarCommon app={ app } activeItem={ !ownerUuid ? 'all-projects' :
           (ownerUuid === app.state.currentUser.uuid ? 'home' : null) } />
 
-        <WBProjectCrumbs uuid={ ownerUuid } appState={ appState }
-          onItemClicked={ item => route('/browse/' + item['uuid']) } />
+        <WBArvadosCrumbs uuid={ ownerUuid } app={ app } />
 
         <WBTabs tabs={ [ { 'name': 'Projects', 'isActive': true } ] } />
 
@@ -73,7 +72,7 @@ class WBBrowse extends Component {
               itemsPerPage="20"
               page={ Number(workflowPage || 0) }
               getPageUrl={ i => this.getUrl({ 'workflowPage': i }) } />
-              
+
           ) : null))
         }
       </div>