Feb22Lec - 2/22/10 Transcription of lecture notes Oxygen,...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
2/22/10 Transcription of lecture notes 1 Oxygen, Sugar And The Degradation Of The Body [Clicker Question] Answer given during lecture. ___________________________________________________________________ Last Class Covered : Homeostasis versus Allostasis This Time : How too much oxygen and sugar speed up the aging process. We’ll also discuss organ donations. (ppt SERIES) History of “our love affair with sugar” (ppt) Sugar, oxygen and aging – there are many causes (e.g. genetics, env) behind the aging process, but today’s lecture will focus on the role oxygen & sugar play in the aging process. (ppt) Maillard Reaction – discovered (by chance) the non-enzymatic browning reaction studied color of urine – causes of studied proteins his work set the stage for what we now know about diabetes (ppt Series) Maillard Reaction causes many of the different properties of food we recognize by taste and appearance: 1. color of coked food 2. color of hums (organic soil) 3. food aromas (e.g. cooked onions) 4. flavors of food Food scientists are very interested in the Maillard reaction as it determines the color of many of our foods. (ppt) Maillard Reaction occurs in mixtures of proteins and sugars—especially when exposed to heat Albumin – mixture of white proteins (ppt) Diabetics have a lot of glucose molecules attached to hemoglobin (ppt Series) Enzymatic versus non-enzymatic reactions enzymatic reactions more consistent and controlled than non- enzymatic reactions in the body.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2/22/10 Transcription of lecture notes
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 11/09/2010.

Page1 / 4

Feb22Lec - 2/22/10 Transcription of lecture notes Oxygen,...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online