CX-051869 MRNA EXPRESSED SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS 2 PRE-FUSION SPIKE GLYCOPROTEIN (981-PROLINE,982-PROLINE) LP.8.1 VARIANT PREPROTEIN ANTIGEN
cx-051869 mrna expressed severe acute respiratory syndrome coronavirus 2 pre-fusion spike glycoprotein (981-proline,982-proline) lp.8.1 variant preprotein antigen