For longer storage, freezing is essential
PMID: 20854973 Faivre L, Collod-Beroud G, Loeys BL, Child A, Binquet C, Gautier E, Callewaert B, Arbustini E, Mayer K, Arslan-Kirchner M, Kiotsekoglou A, Comeglio P, Marziliano N, Dietz HC, Halliday D, Beroud C, Bonithon-Kopp C, Claustres M, Muti C, Plauchu H, Robinson PN, Ads LC, Biggin A, Benetts B, Brett M, Holman KJ, De Backer J, Coucke P, Francke U, De Paepe A, Jondeau G, Boileau C
A few hours later I actually received a phone call as a follow up to the email and answered all of my questions
Stability data suggests lyophilized BPC-157 tolerates up to 72 cumulative hours at 2025C before crossing the 15% potency loss threshold that most researchers consider unacceptable
the amplified product was gel purified and a band corresponding to 190 kDa band excised and cloned into a PCAGGS-6-Myc destination vector (Gateway)