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Original Articles

Fate of pyrrolizidine alkaloids during processing of milk of cows treated with ragwort

, , , & ORCID Icon
Pages 2212-2219 | Received 12 May 2017, Accepted 24 Jul 2017, Published online: 25 Aug 2017

Figures & data

Figure 1. Schedule of milk processing using the pilot scale facilities at NIZO Food Research.

Figure 1. Schedule of milk processing using the pilot scale facilities at NIZO Food Research.

Table 1. MS/MS conditions used for the analysis of pyrrolizidine alkaloids in common ragwort (Jacobaea vulgaris) and narrow-leaved ragwort (Senecio inaequidens).

Table 2. Pyrrolizidine alkaloids in samples of processed milk (µg L−1 and for cheese in µg kg−1)a.

Figure 2. Relative composition of the major PAs present in milk, yoghurt, and cheese products. Sample numbers are explained in .

Figure 2. Relative composition of the major PAs present in milk, yoghurt, and cheese products. Sample numbers are explained in Figure 1.

Table 3. Pyrrolizidine alkaloids in cheese milk and subsequently produced whey and fresh cheese (µg L−1 and for cheese in µg kg−1).