@misc{indiciaeac6ffb8569c3, title = {A novel xylB-based positive selection vector.}, author = {P E Stevis and N W Ho}, year = {1988}, doi = {10.1016/0147-619x(88)90011-x}, url = {https://pubmed.ncbi.nlm.nih.gov/2853882/}, note = {Source identifier: 2853882} }