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Figure 2. E-gram of the five major whey protein standards mixed (group 1): α-Lac, β-Lg, bovine immunoglobulin G [IgG light (L) and heavy
(H) chains], BSA, and LF. All standards were from Sigma.
Figure 3. E-gram of the five major whey protein components standards mixed (group 2): α-Lac, β-Lg, CGMP, immunoglobulin G [IgG light (L)
and heavy (H) chains], and BSA. All standards were from Sigma, except for CGMP, which was from Arla Ingredients, Inc.
Figure 1. E-grams of pure water blank (gray line) and placebo (processed; black line). Compared with the reagent blank (gray line), there was
no significant interference from nonprotein components in the protein range.
Figure 4. E-gram of the casein protein standard from Sigma.
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