Table 2.

Summary of baseline SAA concentration values from all available peer-reviewed scientific papers.

SAA concentration references	Number of studied animals (n)	Type of studied population
7.8 ± 2.1 μg/mL (11)	6	Male miniature donkeys
10.80 mg/L (14)	85	Feral jennies and jacks removed from the Death Valley
0.1–0.6 mg/L (21)	73	Andalusian donkeys
25.95 ± 2.39 ug/mL (22)	10	Jennies within 48 h from delivery
14.99 ± 1.79 ug/mL (22)	10	Jennies at 30 days of lactation
37.44 ± 19.76 ug/mL (22)	10	Male and female newborn donkey foals (within 48 h from birth)
16.04 ± 18.14 ug/mL (22)	20	Male and female donkey foals (within 1 month of age)
318 ± 77 ng/mL (24)	8	Male and female adult donkeys aged 8.5 ± 1.6 years