Table 1. Biorepository specimen summary as of May 31, 2021.

Specimen	Storage temperature	Amount collected at annual veterinary visit	Banked aliquots available to researchers	Total number of samples collected
Genomic DNA^	-80°C	N/A	DNA aliquots adjusted to 100 ng/ul	3,044
Whole Blood^	-80°C	10 mL	250 ul aliquots	18,974
Serum	-80°C	10 mL	250 ul aliquots	18,954
Urine	-80°C	5 mL	1 mL aliquots	18,965
Feces	-80°C	~1 gram	Not available	18,915
Hair Clippings	-20°C	2” long lock, ¼" in diameter	1 sample per visit	18,875
Nail Clippings	-20°C	5–10 clippings	1 sample per visit	18,885

^{^}Genomic DNA was extracted and banked for the baseline study visit only; whole blood was banked at all subsequent visits