<mxfile host="app.diagrams.net"><diagram name="roadmap"><mxGraphModel dx="1422" dy="762" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="850" pageHeight="1100" math="0" shadow="0">
  <root>
    <mxCell id="0" />
    <mxCell id="1" parent="0" />
    <mxCell id="node1" value="研究问题：使叶片叶黄素全为玉米黄质并表征光合效应" 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="40" y="40" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node2" value="策略：CRISPR-Cas9编辑4个同源基因（LCYe1/2, ZEP1/2）" 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="40" y="214" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node3" value="关键改造1：瞬时转化优化gRNA+农杆菌稳定共转化" 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="43" y="388" width="334" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node4" value="关键改造2：LC-MS筛选高玉米黄质（HZ）株系" 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="57" y="562" width="306" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node5" value="结果1：HZ株系获得，玉米黄质为唯一叶黄素（303-350 μg/g DW）" 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="40" y="736" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node6" value="结果2：ABA和叶绿素降低，Chl a/b升高，Fv/Fm下降" 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="40" y="910" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node7" value="结果3：LHCII三聚体降低50%，PSII/PSI比值增60%，NPQ降低50%" 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="40" y="1084" width="340" height="64" as="geometry" />
    </mxCell>
    <mxCell id="node8" value="结论：玉米黄质天然抗氧化，过量光下光耐受与WT相当" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=12;fontStyle=1;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="1258" width="340" 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;" edge="1" parent="1" source="node1" target="node2">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node2" target="node3">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node3" target="node4">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node4" target="node5">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node5" target="node6">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node6" target="node7">
      <mxGeometry relative="1" 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;" edge="1" parent="1" source="node7" 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;exitY=0.5;exitDx=0;exitDy=0;entryX=0;entryY=0.5;entryDx=0;entryDy=0;dashed=1;dashed=1;dashed=1;" edge="1" parent="1" source="node5" target="node1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
  </root>
</mxGraphModel></diagram></mxfile>