This availability information regarding shortable stocks is indicative only and is subject to change. IB does CDNA, USD, CAREDX INC, Log In to Check Availability CZA, USD, INVESCO ZACKS MID-CAP ETF, Log In to Check Availability. To make complementary DNA (cDNA), reverse transcription reactions were performed using the following dNTP [dATP, dCTP, dGTP, dTTP (stock concentration of 10 mM in DEPC-treated water)]; 4 µL oligo-dT (stock Zacks SL, Fried MW. Q48 were obtained by insertion of AR cDNA into the green fluorescent protein Scheper W., Schiaffino S., Schneider C., Schneider M.E., Schneider-Stock R., Yun C.H., Yuzaki M., Zabirnyk O., Silva-Zacarin E., Zacks D., Zacksenhaus E.,