Testing for minor cocaine metabolites in hair analysis has limited applications for definitive proof of active cocaine consumption

First enantioselective total synthesis of (+)-steenkrotin A in 18 steps and 4.2 % overall yield

BASF and Sumitomo Chemicals collaborate to establish fully functional cultured cells as alternative to animal testing

Bifunctional chiral ammonium salts efficiently catalyze an asymmetric cascade synthesis

Arsenic content not acutely toxic, but long-term carcinogenic effects possible

Short-term study shows coffee consumption correlates with reduced DNA background damage

Biodegradable 3D-printed vascular grafts that can be customized for each patient developed

Self-assembled small molecule drugs are effective for both therapy and imaging

Reactive, short-lived free radicals detected in aerosols from e-cigarettes

Gallium-loaded polyelectrolyte film provides sustained release of Ga(III) to prevent biofilm formation