<mxfile host="app.diagrams.net"><diagram name="roadmap"><mxGraphModel dx="1422" dy="793" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1400" pageHeight="900" math="0" shadow="0">
  <root>
    <mxCell id="0" />
    <mxCell id="1" parent="0" />
    <mxCell id="node1" value="研究问题：丙酮丁醇梭菌丁醇产量低，糖酵解酶调控机制不明" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;fontSize=12;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="631" y="40" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node2" value="策略：双过表达pfkA与pykA基因" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#d5e8d4;strokeColor=#82b366;fontSize=12;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="690" y="162" width="222" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge1" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node1" target="node2">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node3" value="关键改造：构建共表达载体，电转化C. acetobutylicum ATCC 824" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=12;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="631" y="284" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge2" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node2" target="node3">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node4" value="结果1：批式发酵丁醇13.07 g/L，乙醇2.17 g/L（+29.4%/+85.5%）" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=11;fontStyle=0;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="406" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge3" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node3" target="node4">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node5" value="结果2：补料分批发酵丁醇19.12 g/L，总溶剂28.02 g/L（+30.7%）" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=11;fontStyle=0;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="450" y="406" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge4" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node3" target="node5">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node6" value="结果3：ATP和NADH水平显著提高（24-72h）" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=11;fontStyle=0;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="860" y="406" width="292" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge5" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node3" target="node6">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node7" value="结果4：丁醇耐受性增强（1.5% v/v胁迫下生长速率提升）" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=11;fontStyle=0;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="1222" y="406" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge6" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;" edge="1" parent="1" source="node3" target="node7">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="node8" value="结论：增强糖酵解辅因子供给与丁醇耐受性，促进丁醇合成" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#e1d5e7;strokeColor=#9673a6;fontSize=12;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="631" y="528" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="edge7" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;dashed=1;" edge="1" parent="1" source="node4" target="node8">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge8" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;dashed=1;" edge="1" parent="1" source="node5" target="node8">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge9" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;dashed=1;" edge="1" parent="1" source="node6" target="node8">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="edge10" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;strokeColor=#333333;dashed=1;" edge="1" parent="1" source="node7" target="node8">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
  </root>
</mxGraphModel></diagram></mxfile>