Figure 3­42
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Holdings,
The inner membrane of the nuclear envelope is lined by the nuclear lamina, or fibrous lamina, which is a fibrous
LLC.
layer composed of intermediate filamentlike proteins, called the nuclear lamins, which function to maintain the sta-
bility of the nucleus of cells in the interphase of the cell cycle and in the breakdown of the nuclear membrane during
Not
mitosis. There are several isoforms of the nuclear lamins. (Reproduced with permission from DW Fawcett, The Cell,
to
2/e, Saunders, 1981)
be
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without
permission.
118

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