Lecture Slides- Cell Communication Ch11

Lecture Slides- Cell Communication Ch11 - yet two more...

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Cell Communication Cell surface receptors G-linked proteins Tyrosine kinase receptors Intracellular actions Second messengers Cyclic AMP Calcium ions Lipophilic agents (steroid hormones, others) Amplification
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Fig. 11-3 Individual rod- shaped cells Spore-forming structure (fruiting body) Aggregation in process Fruiting bodies 0.5 mm 1 3 2
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Calcium can also be a second messenger (and often is)
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Purely to confound a student, many of these systems often work together… And here are
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Unformatted text preview: yet two more second messengers (DAG is one, too) The final action need not be confined to the cytoplasm; it may affect readout of DNA, or may involve other membrane proteins (or even lipids) Regulatory pathways may intersect, branch, or do both. There are many ways in which pathways can branch. Heres another: And thats it! On to chapter 12. Here are a couple of real examples (note that even these dont show all the interactions and factors)...
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This note was uploaded on 03/31/2010 for the course BISC 220 taught by Professor Mcclure during the Spring '09 term at USC.

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Lecture Slides- Cell Communication Ch11 - yet two more...

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