VIRTUAL CELL MODELING OF CELL LOCOMOTION
VIRTUAL CELL MODELING OF CELL LOCOMOTION
批准号:
6123548
负责人:
KEN JACOBSON
金额:
$1.86万
依托单位国家:
美国
项目类别:
财政年份:
1998
资助国家:
美国
项目状态:
已结题
起止时间:
1998-09-30 至 1999-07-31
中文摘要
这是一个优秀的,资金充足的项目,将使用
Virtual Cell 1模拟细胞运动。 鱼鳞角膜细胞是
用作运动范例,其中细胞可以无形状地移动
改变,从而允许更简单的建模。 在地球上起作用的力量
细胞在其运动过程中主要被描述为:突起,
粘附和回缩。 其中至少有两个可以解释
通过肌动蛋白聚合或解聚作用。 这
似乎是一个很好的系统建模,因为这么多的参数,
知道的 事实上,其他人已经建立了运动模型,
结果(例如,Lauffenberger),它对制造
预测细胞的行为。 这似乎是一个非常好的
采用虚拟小区的方法。 可能会有一些
其他实验室正在进行的工作的冗余,
也专注于这些问题。
英文摘要
This is an excellent, well-funded project which would use the
Virtual Cel1 to model cell locomotion. The fish scale keratocyte is
used as the locomotion paradigm where the cell can move without shape
change, thus allowing a simpler modeling. The forces at play on the
cell during its locomotion have been mostly described: protrusion,
adhesion and retraction. At least two of these can be accounted for
by actin polymerization or depolymerization at the leading edge. This
appears to be a good system for modeling since so many parameters are
known. In fact, others have modeled motility with quite successful
outcomes (e.g., Lauffenberger) and it has been useful for making
predictions about cell behavior. This appears to be a very good
application of the Virtual Cell approach. There may be some
redundancy to work being done in other laboratories specifically
focused on these questions as well.
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