BPS 1101 Lecture Notes - Lecture 5: Telomere, Fail-Safe, P53

• School: University of Ottawa
• Department: Biopharmaceutical sciences
• Course: BPS 1101
• Professor: William Ogilvie

Document Summary

Cancer is an uncontrolled growth: growth is regulated. In some cases, it gets out of control cancer. Hyper-proliferative lesion benign: type 1: grows slowly and to a certain size and stops (e. g wart) Benign lesions can be fatal in developing countries. Interferes with life functions: not serious in north america. Hyper-proliferative lesion malignant: growth unlimited (interferes with normal system function, ability to move. Cancer accounts for nearly of deaths in the united states, exceeded only by heart disease. In 2001, there were 553,768 deaths in the u. s. In canada, cancer is the #1 cause of death. Cancer is a disease of the aged: over 75% of all cases occur after age 55, causes 570,000 deaths per year in north america (1500/day) It takes a long time for cancer to develop. If (cid:455)ou sur(cid:448)i(cid:448)e the treat(cid:373)e(cid:374)t, there(cid:859)s a (cid:272)ha(cid:374)(cid:272)e (cid:455)ou(cid:859)ll get (cid:272)ured: the way you treat it guarantees you damage the patient. Lung cancer less prevalent among women than men.