Table of permselectivity for different substances

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This is a table of permselectivity for different substances in the glomerulus of the kidney in renal filtration.

SubstanceApproximate molecular mass (g/mol) [1] Effective molecular radius (nm) [1] conc. in ultrafiltrate /
conc. in blood plasma [1]
sodium 230.11.0
potassium 390.141.0
chloride 35.50.181.0
water 180.151.0
urea 600.161.0
glucose 1800.331.0
sucrose 3420.441.0
polyethylene glycol 1,0000.701.0
inulin 5,2001.480.98
lysozyme 14,6001.900.8
myoglobin 16,9001.880.75
lactoglobulin 36,0002.160.4
egg albumin 43,5002.800.22
Bence Jones protein 44,0002.771.0
hemoglobin 68,0003.250.03
serum albumin 69,0003.55<0.01

References

  1. 1 2 3 Walter F. Boron, Emile L. Boulpaep (2005). Medical Physiology: A Cellular And Molecular Approach. Elsevier/Saunders. ISBN   1-4160-2328-3. Page 761