publication venue for Tryptoline-based benzothiazoles re-sensitize MRSA to β-lactam antibiotics 2019 Post-SELEX combinatorial optimization of aptamers 1997 STEREOSELECTIVE SYNTHESIS, CHEMISTRY AND ANTIVIRAL EVALUATION OF 1-(2,3-DIDEOXY-3-C-HYDROXYMETHYL-BETA-D-THREO-PENTOFURANOSYL)THYMINE DERIVATIVES 1995