Fig. 2From: Effect of formic acid treatment on colostrum quality, and on absorption and function of immunoglobulins: a randomized controlled trial in Holstein dairy calvesBox and whisker plot of median serum immunoglobulin (IgG) levels over time measured by turbidometric immunoassay (TIA). Calves were fed 4 L of untreated (MC; n = 15) or formic acid acidified (AC; n = 15) colostrum at birth; the blood sample on day 1 was collected immediately prior to colostrum feedingBack to article page