Wednesday, March 2, 2011

spindles in mitosis

Mitosis | Back to Top

Mitosis | Back to Top

Mitosis

Mitosis

Kinesin spindle protein (KSP) is required to establish mitotic spindle

Kinesin spindle protein (KSP) is required to establish mitotic spindle

Cells build bipolar spindles during mitosis and align their chromosomes

Cells build bipolar spindles during mitosis and align their chromosomes

 mitotic spindle in green during prometaphase of mitosis

mitotic spindle in green during prometaphase of mitosis

Mitosis

Mitosis

Spindle fibres appear in the cytoplasm

Spindle fibres appear in the cytoplasm

 that nuclear derived proteins form a spindle matrix during mitosis that

that nuclear derived proteins form a spindle matrix during mitosis that

Prophase: Chromosomes condenses, and mitotic spindle begins to form.

Prophase: Chromosomes condenses, and mitotic spindle begins to form.

These beautiful images of mitotic spindles are originally from Conly

These beautiful images of mitotic spindles are originally from Conly

As a cell undergoes mitosis, spindles pull apart the original chromosomes

As a cell undergoes mitosis, spindles pull apart the original chromosomes

The four main phases of mitosis are prophase, metaphase, anaphase,

The four main phases of mitosis are prophase, metaphase, anaphase,

 break down nuclear membrane, assemble mitotic spindle, centriole pairs

break down nuclear membrane, assemble mitotic spindle, centriole pairs

Mitotic Spindle

Mitotic Spindle

 spindle.

spindle.

 the spindle poles. (Figure 19-34). Figure 19-34. The stages of mitosis

the spindle poles. (Figure 19-34). Figure 19-34. The stages of mitosis

 mitosis - entry of extranuclear spindles through polar fenestrae.

mitosis - entry of extranuclear spindles through polar fenestrae.

Mitosis: single cell produces two

Mitosis: single cell produces two

During metaphase of mitosis chromosomes (blue) align at the spindle equator.

During metaphase of mitosis chromosomes (blue) align at the spindle equator.

 and a post meiotic mitosis. The spindles at the first and the second

and a post meiotic mitosis. The spindles at the first and the second

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