Discusison:
LDH isoforms and relative percentages in different tissues
1. Please explain the data attached and why the percentages in each are as so.
2. Which sample has the highest and lowest amount of polypeptide chain H? Explain
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Estimates of the % of Total LDH Activity
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LDH-1
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LDH-2
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LDH-3
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LDH-4
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LDH-5
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SAMPLE
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Serum
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33
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33
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33
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0
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0
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Thymus
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30
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30
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30
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0
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0
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Heart
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80
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15
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3
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2
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0
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Skeletal Muscle
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0
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2
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3
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15
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80
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