Fig. 6

Scores plot of PCA milk spectra. (A) based on the results of the blood plasma ELISA test as a reference test. (B) based on the results of the milk ELISA test as a reference test. The negative group is blue and positive group is red.

Scores plot of PCA milk spectra. (A) based on the results of the blood plasma ELISA test as a reference test. (B) based on the results of the milk ELISA test as a reference test. The negative group is blue and positive group is red.