Browse 151,500+ christmas card stock illustrations and vector graphics available royalty-free, or search for christmas background or christmas party to find more great stock images and vector art. ...

The sensitive identification of single nucleotide polymorphisms becomes increasingly important for disease diagnosis, prevention, and practical applicability of pharmacogenomics. Herein, we propose a ...

An improved label-free approach for highly sensitive and selective detection of 3,3′,4,4′-tetrachlorobiphenyl (PCB-77), a type of polychlorinated biphenyl, via surface-enhanced Raman spectroscopy ...