Jo-1 (Histidyl t-RNA Synthetase)

Lyophilized powder may be stored at -20 °C. Stable for 12 months at -20 °C. Reconstitute with sterile ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20 °C. Reconstituted product is stable for 12 months at -20 °C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.

Recognizes human Jo-1 Antigen. Shows only the Jo-1 precipitate band when tested using double immunodiffusion against rabbit thymus extract. Shows no reactivity at a dilution of 1:100 when tested against purified SSA, Sm/RNP, Scl-70, SSB, and Sm antigens.