TY - RPRT TI - Improved green fluorescent protein by molecular evolution using DNA shuffling. AU - A Crameri AU - E A Whitehorn AU - E Tate AU - W P Stemmer PY - 1996 DO - 10.1038/nbt0396-315 UR - https://pubmed.ncbi.nlm.nih.gov/9630892/ ID - 9630892 ER -