To "prepare a piece" involving , the process typically refers to the laboratory synthesis and purification of a specific fragment of the SARS-CoV-2 Spike (S) protein for use in research or vaccine development. Preparation Protocol for RBD-991
, is prepared by digestion with restriction enzymes like and HindIII . RBD-991
and subsequently purified (often using Ni Sepharose resin if His-tagged) to be used as a "piece" or immunogen in experiments. Contextual Alternatives To "prepare a piece" involving , the process