diff --git a/webapp/grebi_ui/src/app/api.ts b/webapp/grebi_ui/src/app/api.ts
index f3f0e17..4dfbb7d 100644
--- a/webapp/grebi_ui/src/app/api.ts
+++ b/webapp/grebi_ui/src/app/api.ts
@@ -23,11 +23,15 @@ export async function request(
   apiUrl?: string
 ): Promise<any> {
   const url = (apiUrl || process.env.REACT_APP_APIURL) + path;
+  const message = `Loading ${url}`
+  console.log(message)
+  console.time(message)
   //const res = await fetch(url.replace(/([^:]\/)\/+/g, "$1"), {
   const res = await fetch(url + (reqParams ? ('?' + buildSearchParams(reqParams)) : ''), {
     ...(init ? init : {}),
     //headers: { ...(init?.headers || {}), ...getAuthHeaders() }
   });
+  console.timeEnd(message)
   if (!res.ok) {
     const message = `Failure loading ${res.url} with status ${res.status} (${res.statusText})`;
     console.dir(message);
diff --git a/webapp/grebi_ui/src/components/TabPanel.tsx b/webapp/grebi_ui/src/components/TabPanel.tsx
new file mode 100644
index 0000000..88f893c
--- /dev/null
+++ b/webapp/grebi_ui/src/components/TabPanel.tsx
@@ -0,0 +1,28 @@
+import { Box, Typography } from "@mui/material";
+
+export interface TabPanelProps {
+  children?: React.ReactNode;
+  index: string;
+  value: string;
+}
+
+export default function TabPanel(props: TabPanelProps) {
+  const { children, value, index, ...other } = props;
+
+  return (
+    <div
+      role="tabpanel"
+      hidden={value !== index}
+      id={`vertical-tabpanel-${index}`}
+      aria-labelledby={`vertical-tab-${index}`}
+      {...other}
+    >
+      {value === index && (
+        // <Box sx={{ p: 3 }}>
+          <Typography>{children}</Typography>
+        // </Box>
+      )}
+    </div>
+  );
+}
+
diff --git a/webapp/grebi_ui/src/components/datatable/DataTable.tsx b/webapp/grebi_ui/src/components/datatable/DataTable.tsx
index 7cd55ca..cdb08d3 100644
--- a/webapp/grebi_ui/src/components/datatable/DataTable.tsx
+++ b/webapp/grebi_ui/src/components/datatable/DataTable.tsx
@@ -30,7 +30,8 @@ export default function DataTable({
   sortColumn,
   setSortColumn,
   sortDir,
-  setSortDir
+  setSortDir,
+  maxRowHeight
 }: {
   columns?: readonly Column[]|undefined;
   defaultSelector:undefined|((row:any, key:string)=>any);
@@ -49,6 +50,7 @@ export default function DataTable({
   setSortColumn?: (sortColumn: string) => void,
   sortDir?: 'asc'|'desc',
   setSortDir?: (sortDir: 'asc'|'desc') => void,
+  maxRowHeight?:string|undefined
 }) {
 
   let [autoAddedColumns, setAutoAddedColumns] = useState<Column[]>([])
@@ -186,9 +188,11 @@ export default function DataTable({
                         className="text-md align-top py-2 px-4"
                         key={randomString()}
                       >
+                        <div style={{ ...( maxRowHeight ? {maxHeight: maxRowHeight, overflowY:"scroll"} : {}) }}>
                         {column.selector(row, column.id)
                           ? column.selector(row, column.id)
                           : "(no data)"}
+                        </div>
                       </td>
                     );
                   })}
diff --git a/webapp/grebi_ui/src/components/datatable/LocalDataTable.tsx b/webapp/grebi_ui/src/components/datatable/LocalDataTable.tsx
index f0fbbaa..04a14c7 100644
--- a/webapp/grebi_ui/src/components/datatable/LocalDataTable.tsx
+++ b/webapp/grebi_ui/src/components/datatable/LocalDataTable.tsx
@@ -7,35 +7,49 @@ export default function LocalDataTable({
     hideColumns,
     addColumnsFromData,
     defaultSelector,
-    onSelectRow
+    onSelectRow,
+    maxRowHeight
 }:{
     data: any[],
     columns?: readonly Column[]|undefined,
     hideColumns?: string[]|undefined,
     addColumnsFromData?:boolean,
     defaultSelector:undefined|((row:any, key:string)=>any);
-    onSelectRow?: (row: any) => void
+    onSelectRow?: (row: any) => void,
+    maxRowHeight?:string|undefined
 }) {
 
-    let [page, setPage] = useState(0)
+    let [page, setPage] = useState(1)
     let [rowsPerPage, setRowsPerPage] = useState(10)
     let [sortColumn, setSortColumn] = useState<string|undefined>("")
     let [sortDir, setSortDir] = useState<'asc'|'desc'>("asc")
     let [filter, setFilter] = useState<string>("")
 
-    let filteredData = data.filter(row => {
+    data = data.filter(row => {
         return Object.values(row).some(v => {
             return (v+'').toLowerCase().includes(filter.toLowerCase())
         })
     });
 
+    data = data.slice((page-1)*rowsPerPage, page*rowsPerPage)
+
     return <DataTable
-        data={filteredData}
+        data={data}
         columns={columns}
         addColumnsFromData={addColumnsFromData}
         hideColumns={hideColumns}
-        dataCount={filteredData.length}
+        dataCount={data.length}
         defaultSelector={defaultSelector}
+        onFilter={setFilter}
+        rowsPerPage={rowsPerPage}
+        onRowsPerPageChange={setRowsPerPage}
+        page={page}
+        onPageChange={setPage}
+        sortColumn={sortColumn}
+        setSortColumn={setSortColumn}
+        sortDir={sortDir}
+        setSortDir={setSortDir}
+        onSelectRow={onSelectRow}
+        maxRowHeight={maxRowHeight}
     />
-
 }
diff --git a/webapp/grebi_ui/src/components/datatable/renderValueBestEffort.tsx b/webapp/grebi_ui/src/components/datatable/renderValueBestEffort.tsx
deleted file mode 100644
index 53fbd6e..0000000
--- a/webapp/grebi_ui/src/components/datatable/renderValueBestEffort.tsx
+++ /dev/null
@@ -1,24 +0,0 @@
-import { Fragment } from "react/jsx-runtime"
-import Refs from "../../model/Refs"
-
-function renderValueBestEffort(value:any, refs?:Refs):JSX.Element {
-  if(Array.isArray(value)) {
-    let elems:JSX.Element[] = []
-    let isFirst = true
-    for(let elem of value) {
-      if(isFirst) {
-        isFirst = false
-      } else {
-        elems.push(<span>; </span>)
-      }
-      elems.push(renderValueBestEffort(elem))
-    }
-    return <Fragment>{elems}</Fragment>
-  }
-  if(typeof value === 'string') {
-    return <Fragment>{value}</Fragment>
-  }
-  return <Fragment>{JSON.stringify(value)}</Fragment>
-}
-
-
diff --git a/webapp/grebi_ui/src/components/exposomekg/ExposureLinks.tsx b/webapp/grebi_ui/src/components/exposomekg/ExposureLinks.tsx
index 51a52b8..e9db24e 100644
--- a/webapp/grebi_ui/src/components/exposomekg/ExposureLinks.tsx
+++ b/webapp/grebi_ui/src/components/exposomekg/ExposureLinks.tsx
@@ -2,7 +2,7 @@ import { Fragment, useEffect, useState } from "react";
 import GraphNode from "../../model/GraphNode";
 import { getPaginated, Page } from "../../app/api";
 import encodeNodeId from "../../encodeNodeId";
-import { CircularProgress, Grid, Typography } from "@mui/material";
+import { CircularProgress, Grid, Tab, Tabs, Typography } from "@mui/material";
 import { asArray, copyToClipboard } from "../../app/util";
 import LocalDataTable from "../datatable/LocalDataTable";
 import NodeRefLink from "../node_edge_list/NodeRefLink";
@@ -12,37 +12,53 @@ import { DatasourceTags } from "../DatasourceTag";
 import Refs from "../../model/Refs";
 import PropVals from "../node_prop_table/PropVals";
 import PropVal from "../../model/PropVal";
+import { useSearchParams } from "react-router-dom";
+import getExposureLinksTabs, { LinksTab } from "./getExposureLinksTabs";
+import { OpenInNew, Share } from "@mui/icons-material";
+import TabPanel from "../TabPanel";
 
 
 export default function ExposureLinks({node}:{node:GraphNode}) {
 
-    let type = node.extractType()
-    var links:any = null
-    if(type) {
-        if(type.short === 'Gene') {
-            links = <GeneExposureLinks node={node} />
-        }
-        if(type.short === 'Chemical') {
-            links = <ChemicalExposureLinks node={node} />
-        }
-    }
+  let [searchParams, setSearchParams] = useSearchParams();
+  let linksTab = searchParams.get("linksTab") || "sourceids";
 
+  let [linksTabs, setLinksTabs] = useState<LinksTab[]>([])
 
-    return <div>
-        <ExpandableSection title="Source IDs">
+  useEffect(() => {
+    async function getLinksTabs() {
+        let tabs = await getExposureLinksTabs(node)
+        setLinksTabs(tabs)
+    }
+    getLinksTabs()
+  }, [node])
+
+    return <Grid container spacing={1} direction="column" className="py-0">
+            <Grid item xs={2} className="py-0">
+    <Tabs orientation="horizontal" value={linksTab} className="bg-gray-100 border-black justify-center rounded-lg" sx={{ borderBottom: 1, borderColor: 'divider' }} onChange={(e, tab) => setSearchParams({linksTab:tab})}>
+        <Tab label={
+            <div><OpenInNew fontSize="small" style = { {verticalAlign : 'middle'} } /> Source IDs </div>
+         } value={"sourceids"} className="grebi-subtab" />
+        {linksTabs.map(tab => <Tab label={
+            <div><OpenInNew fontSize="small" style = { {verticalAlign : 'middle'} } /> {tab.tabName} </div>
+            } value={tab.tabId} className="text-black" />)}
+    </Tabs>
+    </Grid>
+    <Grid item xs={10}>
+    <TabPanel value={linksTab} index={"sourceids"}>
                     <Grid container spacing={0.5} direction="row" alignItems={"left"} justifyContent={"left"} className="pb-5">
-              {node.getSourceIds().map(id => <Grid item>
-                <div className="bg-grey-default rounded-sm font-mono pl-1" style={{fontSize:'small'}}>
-                {id.value} <button onClick={() => { copyToClipboard(id.value); }} >
-                  <i className="icon icon-common icon-copy icon-spacer" />
-                </button>
-                </div>
-</Grid>
-)}
-            </Grid>
-        </ExpandableSection>
-        {links && links}
-    </div>
+               {node.getSourceIds().map(id => <Grid item>
+                 <div className="bg-grey-default rounded-sm font-mono pl-1" style={{fontSize:'small'}}>
+                 {id.value} <button onClick={() => { copyToClipboard(id.value); }} >
+                   <i className="icon icon-common icon-copy icon-spacer" />
+                 </button>
+                 </div>
+ </Grid>
+ )}
+             </Grid>
+    </TabPanel>
+    </Grid>
+    </Grid>
 }
 
 
@@ -51,11 +67,13 @@ let fixedCols = [
         id: "grebi:datasources",
         name: "Datasources",
         selector: (edge:GraphEdge, key:string) => <DatasourceTags dss={edge['grebi:datasources']} />,
+        sortable:true
     },
     {
         id: "from",
         name: "Chemical",
         selector: (edge:GraphEdge, key:string) => <NodeRefLink subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH!} nodeRef={new GraphNodeRef(edge['from'])} showTypeChip={false} />,
+        sortable:true
     }
 ];
 
@@ -91,9 +109,9 @@ function GeneExposureLinks({node}:{node:GraphNode}) {
     return <div>
         <ExpandableSection title={
             affectedBy ? 
-            `Gene-chemical interactions (${affectedBy.totalElements})`
+            `Chemical interactions (${affectedBy.totalElements})`
             :
-            `Gene-chemical interactions (Loading...)`
+            <Fragment>Chemical interactions <i color="gray">(Loading...)</i></Fragment>
             } loading={!affectedBy}>
 
 {affectedBy &&
@@ -101,6 +119,7 @@ function GeneExposureLinks({node}:{node:GraphNode}) {
                     data={affectedBy?.elements} 
                     addColumnsFromData={true}
                     columns={fixedCols}
+                    maxRowHeight={"1.5em"}
                     defaultSelector={DefaultSelector}
                     hideColumns={[
                         "_refs",
@@ -130,7 +149,7 @@ function ChemicalExposureLinks({node}:{node:GraphNode}) {
 
 
 
-function ExpandableSection({title, loading, children}) {
+function ExpandableSection({title, loading, children}:{title:string, loading?:boolean|undefined, children:any}) {
 
     let [expanded, setExpanded] = useState<boolean>(false);
 
diff --git a/webapp/grebi_ui/src/components/exposomekg/getExposureLinksTabs.tsx b/webapp/grebi_ui/src/components/exposomekg/getExposureLinksTabs.tsx
new file mode 100644
index 0000000..e4d25d9
--- /dev/null
+++ b/webapp/grebi_ui/src/components/exposomekg/getExposureLinksTabs.tsx
@@ -0,0 +1,35 @@
+import { getPaginated } from "../../app/api";
+import encodeNodeId from "../../encodeNodeId";
+import GraphNode from "../../model/GraphNode";
+
+export interface LinksTab {
+    tabId:string,
+    tabName:string,
+    count:number
+}
+
+export default async function getExposureLinksTabs(node:GraphNode):Promise<LinksTab[]> {
+
+    let type = node.extractType()
+    let metadata_promises:any = []
+
+    if(type?.short === 'Gene') {
+        metadata_promises.push(getGeneLinksTabs(node))
+    }
+
+    return await Promise.all(metadata_promises)
+}
+
+async function getGeneLinksTabs(node:GraphNode) {
+
+    let page = await (getPaginated<any>(`api/v1/subgraphs/${node.getSubgraph()}/nodes/${encodeNodeId(node.getNodeId())}/incoming_edges`, {
+            'size': "0",
+            'grebi:type': 'biolink:chemical_gene_interaction_association'
+        }));
+
+    return {
+        tabId: "chemical_gene_interactions",
+        tabName: "Chemical Interactions",
+        count: page.totalElements
+    }
+}
diff --git a/webapp/grebi_ui/src/css/common.css b/webapp/grebi_ui/src/css/common.css
index 83f7650..3d43262 100644
--- a/webapp/grebi_ui/src/css/common.css
+++ b/webapp/grebi_ui/src/css/common.css
@@ -1403,4 +1403,8 @@ filter: gray;
 .button-primary {
     background-color: var(--grebi-base-color);
     border-color: var(--grebi-base-color);
-}
\ No newline at end of file
+}
+.grebi-subtab {
+  color: black !important;
+  text-transform: none !important;
+}
diff --git a/webapp/grebi_ui/src/frontends/exposomekg/pages/EkgNodePage.tsx b/webapp/grebi_ui/src/frontends/exposomekg/pages/EkgNodePage.tsx
index 861b5dc..0673c5c 100644
--- a/webapp/grebi_ui/src/frontends/exposomekg/pages/EkgNodePage.tsx
+++ b/webapp/grebi_ui/src/frontends/exposomekg/pages/EkgNodePage.tsx
@@ -21,6 +21,7 @@ import GraphNode from "../../../model/GraphNode";
 import { get, getPaginated } from "../../../app/api";
 import encodeNodeId from "../../../encodeNodeId";
 import ExposureLinks from "../../../components/exposomekg/ExposureLinks";
+import TabPanel from "../../../components/TabPanel";
 
 
 export default function EkgNodePage() {
@@ -79,15 +80,15 @@ export default function EkgNodePage() {
           <ExposureLinks node={node} />
         </TabPanel>
         <TabPanel value={tab} index={"properties"}>
-          <PropTable lang={lang} subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH} node={node} />
+          <PropTable lang={lang} subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH!} node={node} />
         </TabPanel>
         <TabPanel value={tab} index={"edges_in"}>
-          <EdgesInList subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH} node={node} />
+          <EdgesInList subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH!} node={node} />
         </TabPanel>
         <TabPanel value={tab} index={"edges_out"}>
         </TabPanel>
         <TabPanel value={tab} index={"graph"}>
-         <GraphView subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH} node={node} />
+         <GraphView subgraph={process.env.REACT_APP_EXPOSOMEKG_SUBGRAPH!} node={node} />
         </TabPanel>
         </Grid>
         </Grid>
@@ -96,31 +97,3 @@ export default function EkgNodePage() {
     </div>
   );
 }
-
-interface TabPanelProps {
-  children?: React.ReactNode;
-  index: string;
-  value: string;
-}
-
-function TabPanel(props: TabPanelProps) {
-  const { children, value, index, ...other } = props;
-
-  return (
-    <div
-      role="tabpanel"
-      hidden={value !== index}
-      id={`vertical-tabpanel-${index}`}
-      aria-labelledby={`vertical-tab-${index}`}
-      {...other}
-    >
-      {value === index && (
-        <Box sx={{ p: 3 }}>
-          <Typography>{children}</Typography>
-        </Box>
-      )}
-    </div>
-  );
-}
-
-