Lecture #17 - Mitosis & Cell Cycle Regulation

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Biology 301 Cellular and Molecular Biology Spring 2002

Lecture # 17: Mitosis & Cell Cycle Regulation

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Overall Outline  Mitosis  Cell Cycle Regulation

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Mitosis  Chromosome duplication and distribution during mitosis  The cell cycle  Stages of mitosis II  Stages of mitosis II  Stages of mitosis III  The mitotic spindle apparatus at metaphase  Centrosomes & centrioles  Mitotic spindle at metaphase  Chromosome migration during anaphase  Cytokinesis in animal and plant cells

Chromosome duplication and distribution during mitosis

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

The cell cycle

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Stages of mitosis I

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Stages of mitosis II

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Stages of mitosis III

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

The mitotic spindle apparatus at metaphase

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Centrosomes & centrioles

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Mitotic spindle at metaphase

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Chromosome migration during anaphase

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Cytokinesis in animal and plant cells

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Cell cycle regulation  Checkpoints  Control at the G2 checkpoint  Cell culture  Density-dependent inhibition of cell division

Checkpoints

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Control at the G2 checkpoint

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Cell culture

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University

Density-dependent inhibition of cell division

Ogan Gurel, MD Biology 301 Lecture # 17 Roosevelt University